WO2018177291A1 - Discrete bioelectrical impedance identification apparatus - Google Patents

Abstract

A discrete bioelectrical impedance identification apparatus, comprising: a control means (1), which consists of a housing (11) and a control processing circuit (12) provided within the housing (11), the housing (11) being provided with a conductive point (111) partially exposed out of the housing (11), and the conductive point (111) be electrically connected to the control processing circuit (12); and a detection means (2), which comprises a probe (21) and a connecting rod (22). An accommodation cavity for receiving the probe (21) is formed within the connecting rod (22) so that the connecting rod (22) is fitted over the probe (21), and the end of the connecting rod (22) distal from the probe (21) is provided with a conductive needle (221); one end of the conductive needle (221) is electrically connected to the probe (21), and the other end is electrically connected to the control processing circuit (12) by abutting against the conductive point (111); the housing (20) is fixedly connected to the connecting rod (22) by using a detachable connection mode; when the housing (20) is fixedly connected to the connecting rod (22), the conductive needle (221) abuts against the conductive point (111); and when the housing (20) is separated from the connecting rod (22), the conductive needle (221) is separated from the conductive point (111). The bioelectrical impedance identification apparatus is able to improve the utilization rate of products and reduce use costs.

Description

Discrete bioelectrical impedance recognition device Technical field

The present invention relates to the field of medical device technology, and in particular, to a discrete bioelectrical impedance identification device.

Background technique

In the prior art, in surgery, especially in spinal surgery and neurosurgery, the spine needs to be fixed after the laminectomy. The built-in screws used in the fixation need to be inserted into the vertebral body along the pedicle by the doctor. The operation is generally a blind operation, and the success depends on the doctor's experience. When a screw is snoring and enters the spinal canal, a medical accident occurs.

At present, there are two methods for assisting the observation of the screw. One is to observe the position of the screw by means of intraoperative X-ray fluoroscopy. However, the disadvantage of this observation method is that it has radiation damage to the patient and cannot be used frequently; The instrument detects the sealing of the nerve root and further determines whether the direction of the screw deviates, but the disadvantage is that the preoperative preparation time is long, the measurement accuracy is poor, and the evoked potential device is relatively expensive, not all hospital operating rooms. Standard configuration.

The current identification device based on bioelectrical impedance technology can effectively avoid the shortcomings of the above two methods, which is faster and safer, but the current products are mostly designed as shown in Figure 1. Since the device is a battery-powered electronic device, the product It is not easy to clean and sterilize after use, and can only be a disposable product, which not only causes a large waste, but also increases the cost of surgery.

Summary of the invention

It is an object of the present invention to provide a discrete bioelectrical impedance identification device.

According to an aspect of the present invention, a discrete bioelectrical impedance identification device includes: a housing and a control processing circuit disposed in the housing, the housing is provided with a conductive portion partially exposed to the housing, and the conductive point Electrically connected to the control processing circuit; the detecting device comprises: a probe and a connecting rod; the probe is embedded at one end of the connecting rod, and is partially exposed outside the connecting rod for collecting an electrical impedance characteristic signal; the connecting rod is internally The accommodating cavity for accommodating the probe is sleeved outside the probe, and one end of the conductive pin is provided with a conductive pin; one end of the conductive pin is electrically connected to the probe, and the other end is electrically connected to the control processing circuit by abutting against the conductive point. The housing is fixedly connected to the connecting rod by a detachable connection. When the housing is fixedly connected with the connecting rod, the conductive pin abuts the conductive point; when the housing is separated from the connecting rod, the conductive pin is separated from the conductive point.

Further, the detachable connection mode of the device is one of a snap connection, a horizontal insertion connection, and a screw connection.

Further, when the device adopts a snap connection as a detachable connection between the housing and the connecting rod, the housing is provided with a protruding portion at one end connected to the connecting rod; the connecting rod is provided with a groove at one end connected to the housing; The groove is matched with the size of the protrusion so that the protrusion can be inserted in the groove; the conductive pin is disposed at the bottom of the groove, the conductive point is disposed at the top end of the protrusion, and the position of the conductive pin is set with the position of the conductive point Matching so that when the protruding portion is inserted into the groove, the conductive pin can resist the conductive point; the claw is provided around the top end of the groove, the tail end of the protruding portion is provided with a card slot, the shape, size and the slot of the claw Matching so that the jaws can engage the card slot.

Further, when the device adopts a horizontal plug connection as a detachable connection between the housing and the connecting rod, the housing is provided with a sliding rail at one end connected to the connecting rod; the connecting rod is provided with a sliding rail groove at one end connected to the housing; The rail groove is matched with the size of the slide rail so that the slide rail can be inserted into the slide rail slot; the conductive pin is disposed in the middle of the slide rail, the conductive point is disposed in the middle of the slide rail slot, and the conductive needle is disposed at a position and conductive The arrangement of the points is matched such that when the slide rail is inserted into the slide rail slot, the conductive pin can resist the conductive point; the end of the slide rail slot is provided with a claw, the tail end of the slide rail is provided with a card slot, and the shape of the claw The size is matched with the card slot so that the claws can engage with the card slot.

Further, when the device adopts a screw connection as a detachable connection between the housing and the connecting rod, the housing is provided with a groove at one end connected to the connecting rod; the connecting rod is provided with a protruding portion at one end connected to the housing; the protruding portion The periphery of the groove is provided with a female thread, the groove wall of the groove is provided with a male thread, the female thread is matched with the male thread to enable the protrusion to be screwed with the groove; the conductive pin is disposed at the bottom of the protrusion, and the conductive point is disposed at the groove At the top end, the position of the conductive pin is matched with the arrangement of the conductive dots so that the conductive pin can interfere with the conductive dots when the protrusion is screwed into the groove.

According to another aspect of the present invention, a control device of the device includes: a control module and a power supply module; the control module includes a control housing and a control processing circuit disposed inside the control housing, wherein the control housing is partially exposed to the control housing One end of the conductive sheet, one end of the conductive sheet is electrically connected to the control processing circuit; the power supply module includes a power supply housing and a power supply disposed inside the power supply housing; the power supply housing is provided with a conductive pin group partially exposed to the power supply housing, and is electrically conductive One end of the needle set is electrically connected to the power source; the control housing is fixedly connected to the power supply housing through a detachable connection manner, and when the control housing is fixedly connected with the power supply housing, the conductive needle set is in contact with the conductive sheet; when the control housing and the power supply housing When the body is separated, the conductive needle set is separated from the conductive sheet.

Further, the control device adopts a detachable connection manner as one of a snap connection, a horizontal insertion connection, and a screw connection.

Further, when the device adopts a snap connection as a detachable connection between the control housing and the power supply housing, the control housing is provided with a protrusion at one end connected to the power supply housing; and the power supply housing is connected at the end connected to the control housing a groove is provided; the groove is matched with the size of the protrusion so that the protrusion can be inserted in the groove; the conductive needle set is disposed at the bottom of the groove, the conductive piece is disposed at the top end of the protrusion, and the conductive needle set is The setting position is matched with the setting of the conductive sheet so that the conductive needle set can interfere with the conductive sheet when the protruding portion is inserted into the groove; the control housing is provided with a card slot around one end connected to the power supply housing; the power supply shell The body is provided with a claw around an end connected to the control housing; the shape and size of the claw are matched with the slot so that the claw can engage with the slot.

Further, when the device adopts a horizontal plug connection as a detachable connection between the control housing and the power supply housing, the control housing is provided with a slide rail at one end connected to the power supply housing; and the power supply housing is at the end connected to the control housing A slide rail groove is provided; the size and shape of the slide rail are matched with the slide rail groove so that the slide rail can be engaged with the slide rail groove; the conductive needle set is disposed at the bottom of the slide rail groove, and the conductive sheet is disposed at the top of the slide rail The position of the set of conductive pins is matched to the arrangement of the conductive sheets such that when the protrusions are inserted into the grooves, the set of conductive pins can interfere with the conductive sheets.

Further, when the device adopts a screw connection as a detachable connection between the control housing and the power supply housing, the control housing is provided with an annular protrusion at one end connected to the power supply housing; and the power supply housing is connected at one end to the control housing An annular groove is provided; the outer wall of the annular protrusion is provided with a female thread, and the outer wall of the annular groove is provided with a male thread, and the female thread is matched with the male thread so that the annular protrusion can be screwed with the annular groove; The conductive needle set has a conductive sheet in the middle of the annular protrusion, and the conductive needle set is disposed at a position matching with the arrangement of the conductive sheet so that the conductive needle set can interfere with the conductive sheet when the annular protrusion is screwed to the annular groove.

The prior art integrated bioelectrical impedance identification device is mostly designed as a whole. Since the probe and the connecting rod directly contact human skin, it is inconvenient to be cleaned and sterilized after use, and can only be a disposable consumable, and is discarded after use. Then the whole product will be discarded, which not only causes a large waste, but also increases the cost of surgery.

The discrete bioelectrical impedance identification device of the invention uses the topological electrode to detect the electrical impedance to obtain the distribution information of the detected tissue, and uses the multi-channel data to reconstruct the three-dimensional tissue model of the detection site, which can provide a full-view vision for the operation operation and help the doctor. Judging the screw channel path, high resolution and high sensitivity, avoiding pushing the drill bit many times in traditional pedicle surgery, saving operation time and improving the success rate of surgery.

Compared with the prior art integrated bioelectrical impedance identification device, the invention adopts a discrete bioelectrical impedance identification device, and the detecting device is used as a disposable consumable, and is directly removed and discarded after use. The remaining controls can continue to be used after disinfection. On the one hand, the utilization rate of the product is improved, and the control device can be repeatedly used repeatedly, which reduces the use cost. On the other hand, waste is avoided and such products are more environmentally friendly.

DRAWINGS

1 is a schematic structural view of an integrated bioelectrical impedance identification device in the prior art;

2 is a schematic view showing the overall structure of a discrete bioelectrical impedance detecting device according to a first embodiment of the present invention;

3 is a schematic structural view of a discrete bioelectrical impedance identification device according to a second embodiment of the present invention;

4 is a schematic structural view of a discrete bioelectrical impedance detecting device according to a third embodiment of the present invention;

5A is a schematic structural view of a connecting rod of a discrete bioelectrical impedance detecting device according to a third embodiment of the present invention;

5B is a top view of a connecting rod of a discrete bioelectrical impedance identification device according to a third embodiment of the present invention;

6A is a schematic structural view of a housing of a discrete bioelectrical impedance identification device according to a third embodiment of the present invention;

6B is a bottom view of a housing of a discrete bioelectrical impedance identification device according to a third embodiment of the present invention;

7 is a schematic structural diagram of a discrete bioelectrical impedance identification device according to a fourth embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a discrete bioelectrical impedance detecting apparatus according to a fifth embodiment of the present invention; FIG.

9 is a schematic structural diagram of a discrete bioelectrical impedance identification device according to a sixth embodiment of the present invention;

FIG. 10 is a schematic structural diagram of a discrete bioelectrical impedance detecting apparatus according to a seventh embodiment of the present invention; FIG.

11A is a schematic structural view of a control housing of a discrete bioelectrical impedance identification device according to a seventh embodiment of the present invention;

11B is a bottom view of a control housing of a discrete bioelectrical impedance identification device according to a seventh embodiment of the present invention;

12A is a schematic structural view of a power supply case of a discrete bioelectrical impedance identification device according to a seventh embodiment of the present invention;

12B is a top plan view of a power supply case of a discrete bioelectrical impedance identification device according to a seventh embodiment of the present invention;

FIG. 13A is a schematic structural diagram of a discrete bioelectrical impedance detecting apparatus according to an eighth embodiment of the present invention; FIG.

13B is a side view of a discrete bioelectrical impedance identification device according to an eighth embodiment of the present invention;

14 is a schematic overall structural view of a discrete bioelectrical impedance identification device provided by the present invention.

Reference numeral

1-control device, 2-detection device, 11-shell, 12-control processing circuit, 21-probe, 22-connecting rod, 31-control module, 32-power supply module, 41-control housing, 42-power supply Housing, 51, 511, 512, 416 - conductive sheet, 52, 521, 522, 426 - conductive needle set, 420 - power supply, 111 - conductive point, 221 - conductive needle, 112, 226, 411 - protrusion, 222 , 116, 421-groove, 223, 225, 422, 427-claw, 113, 115, 412, 417-card slot, 114, 413-slide, 224, 423-slide slot, 227, 415-yin Thread, 117, 425 - male thread, 414 - annular projection, 424 - annular groove, 622 - silicone seal, 121 - processor, 122 - signal collector, 123 - alarm, 124 - wireless communication module.

detailed description

The present invention will be further described in detail below with reference to the specific embodiments thereof and the accompanying drawings. It is to be understood that the description is not intended to limit the scope of the invention. In addition, descriptions of well-known structures and techniques are omitted in the following description in order to avoid unnecessarily obscuring the inventive concept.

Please refer to FIG. 2, FIG. 14, FIG. 2 and FIG. 14 are schematic diagrams showing the structure of a discrete bioelectrical impedance identification device according to a first embodiment of the present invention.

As shown in FIG. 2 and FIG. 14, in the embodiment of the present invention, the discrete bioelectrical impedance identification device comprises: a control device 1 and a detecting device 2. The control device 1 and the detecting device 2 are fixedly connected by means of a detachable connection, so that repeated use of the control device 1 can be achieved.

The control device 1 includes a housing 11 and a control processing circuit 12 disposed in the housing 11. In particular, the housing 11 can be in the form of a sphere, a hemisphere, an irregular sphere or other geometric shape with a receiving space. The control processing circuit 12 is disposed in the accommodation space. The housing 11 is provided with a conductive point 111. The conductive point 111 is partially exposed outside the housing 11 and partially embedded in the housing 11. The conductive dots 111 are made of a conductive material, and specifically, may be copper, iron or other conductive synthetic metal. The conductive dots 111 are electrically connected to the control processing circuit 12 through conductive lines. Specifically, the control processing circuit 12 includes a processor 121, a signal collector 122, an alarm 123, and a wireless communication module 124. a signal collector for performing analog-to-digital conversion on the electrical impedance characteristic signal. The processor is configured to generate a control parameter based on the electrical impedance characteristic signal after the analog-to-digital conversion. An alarm for alerting a sound or light based on the control parameter. A wireless communication module for transmitting an analog-to-digital converted electrical impedance characteristic signal.

The detecting device 2 includes a probe 21 and a connecting rod 22. The probe 21 is made of a conductive material, and the connecting rod 22 is made of a non-conductive material. One end of the probe 21 is embedded at one end of the connecting rod 22, and the other end of the probe 21 is exposed outside the connecting rod 22. The probe 21 is used to acquire an electrical impedance characteristic signal. Wherein, the tip end of the probe 21 exposed outside the connecting rod 22 may be tapered or flat.

The connecting rod 22 has a receiving cavity for accommodating the probe 21 inside, and is sleeved outside the probe 21. A conductive pin 221 is provided at one end of the connecting rod 22 away from the probe 21. One end of the conductive pin 221 is electrically connected to the probe 21, and the other end is electrically connected to the control processing circuit 12 by abutting against the conductive point 111. In particular, the connecting rod 22 can be cylindrical, flat, flat curved or other geometric.

The housing 11 is fixedly coupled to the connecting rod 22 by a detachable connection. When the housing 11 is fixedly coupled to the connecting rod 22, the conductive pin 221 abuts the conductive point 111. When the housing 11 is separated from the connecting rod 22, the conductive needle 221 is separated from the conductive dots 111.

The housing 11 and the connecting rod 22 are detachably connected to each other by a snap connection, a horizontal insertion connection, and a screw connection.

The present invention provides a discrete bioelectrical impedance identification device, such that the detecting device 2 and the control device 1 are detachably fixedly connected, and are integrally and non-detachably fixedly connected with respect to the detecting device 2 and the control device 1 in the prior art. The following benefits:

Effect 1: The utilization rate of the control device 1 is improved, the use cost is saved, the waste is avoided, and the environment is protected: the detection device 2 is fixedly connected with the control device 1 during the operation to complete the operation, and after the operation is completed, the detection device 2 is Separate from the control device 1, the retention control device 1 continues to be used in conjunction with the new detection device 2, only the detection device 2 is discarded (the medical device that is in contact with the surgical portion must be disposable) due to the need for surgical hygiene.

Effect 2: The adaptability of the detecting device 2 with different specifications and the control device 1 is realized, and the operating cost and the production cost are reduced: for the detecting device 2 of different specifications, the combined use with the control device 1 can be realized, and the hospital can only purchase A small number of control devices 1 can be combined to form bioelectrical impedance identification devices of various specifications, which greatly saves the operation cost. In addition, in the prior art, since the detecting device 2 is inseparable from the control device 1, at the time of manufacture, the detecting device 2 and the control device 1 must be integrally manufactured for each electrical impedance detecting device, and when the specification of the detecting device 2 is not At the same time (due to the need of surgery, probes 21 and connecting rods 22 of different shapes and sizes are required), and only more production lines and production workshops can be used to realize different specifications of manufacturing. In the present application, since the detecting device 2 and the control device 1 can be detachably separated, the detecting device 2 and the control device 1 can be separately manufactured during the production process, saving the production line and the production workshop.

Effect 3: The present application provides three different detachable connection modes of the detecting device 2 and the control device 1, which can adapt to different doctors' operating habits and is more humanized.

With a monolithic design, the entire device can only be discarded after the surgery is completed, which results in a lot of waste and greatly increases the cost of surgery. The discrete bioelectrical impedance identification device proposed by the present invention avoids this problem. In addition, a variety of connection methods are used, which can not only replace different detection devices 2 to meet various surgical requirements, but also meet the doctor's operating habits.

Please refer to FIG. 3. FIG. 3 is a schematic structural diagram of a discrete bioelectrical impedance identification device according to a second embodiment of the present invention.

As shown in FIG. 3, in the embodiment of the present invention, when the discrete bioelectrical impedance identification device adopts a snap connection as a detachable connection between the housing and the connecting rod 22, the housing is disposed at one end connected to the connecting rod 22. There is a protrusion 112. The connecting rod 22 is provided with a recess 222 at one end connected to the housing. The groove 222 matches the size of the protrusion 112 such that the protrusion 112 can be inserted into the groove 222. Wherein, the shape of the groove 222 and the protrusion 112 may be a cylindrical shape, a polygonal column shape or other geometric shapes.

The conductive pin 221 is disposed at the bottom of the recess 222, and the conductive dot 111 is disposed at the top end of the protruding portion 112, and the disposed position of the conductive pin 221 is matched with the arrangement of the conductive dots 111 such that when the protruding portion 112 is inserted into the recess 222 The conductive pin 221 can withstand the conductive dots 111. At least two claws 223 are disposed around the top end of the recess 222, and at least two slots 113 are provided at the end of the protruding portion 112. The shape and size of the claw 223 are matched with the card slot 113 so that the claw 223 can engage with the card slot 113. Specifically, at least one of the latches is disposed on the claw 223, and the shape of the latch is matched with the shape of the slot 113.

The protrusion 112 is inserted into the recess 222, and the claw 223 is inserted into the slot 113. The conductive pin 221 is in contact with the conductive point 111, and the device can be powered on to start the operation. When the use is completed, the buckle is peeled off from the card slot 113, the protruding portion 112 is pulled out from the recess 222, the conductive pin 221 is separated from the conductive point 111, the device is electrically disconnected, and the device stops working.

A silicone sealing ring 622 is disposed around the conductive pin to prevent liquid from entering the interior of the housing to make the operation safer.

It is connected by snapping, because the snap connection operation is simple and convenient, saving connection time. Wherein, the protruding portion 112 and the groove 222 are inserted, which plays a certain fixing role, prevents the connection portion from being unstable during the operation, and avoids a surgical accident.

Referring to FIG. 4, FIG. 5A, FIG. 5B, FIG. 6A, FIG. 6B, FIG. 4, FIG. 5A, FIG. 5B, FIG. 6A, FIG. 6B are diagrams of a discrete bioelectrical impedance identification device according to a third embodiment of the present invention. Schematic.

As shown in FIG. 4, FIG. 5A, FIG. 5B, FIG. 6A, FIG. 6B, in the embodiment of the present invention, the discrete bioelectrical impedance identification device adopts a horizontal plug connection as a detachable connection between the housing 11 and the connecting rod 22. At least one sliding rail 114 is disposed at one end of the housing 11 connected to the connecting rod 22. The connecting rod 22 is provided with at least one sliding rail groove 224 at one end connected to the housing 11, and the sliding rail groove 224 and the sliding rail 114 The dimensions, shape and number are matched to enable the rail to be inserted into the rail slot 224.

The conductive pin 221 is disposed at a middle portion of the surface of the slide rail 114, and the conductive point 111 is disposed at a middle portion of the side of the slide rail groove 224. The position of the conductive pin 221 is matched with the arrangement of the conductive dots 111 so that when the slide rail 114 is inserted When the slider slot 224 is received, the conductive pin 221 can interfere with the conductive dots 111.

One end of the rail slot 224 is provided with a claw 225. The tail end of the slide rail 114 is provided with a slot 115. The shape, size and position of the claw 225 are matched with the slot 115 so that the claw 225 can interact with the slot 115. Occlusal.

The slide rail 114 is slid into the slide rail slot 224, and the claw 225 is buckled into the slot 115. The conductive pin 221 is in contact with the conductive point 111, and the device can be used for power. When the device is used, the claw 225 is peeled off from the card slot 115, the slide rail 114 slides out of the slide rail groove 224, and the conductive pin 221 is separated from the conductive spot 111, and the device stops working.

A silicone sealing ring 622 is disposed around the conductive pin to prevent liquid from entering the interior of the housing to make the operation safer.

In the horizontal insertion mode, on the one hand, in addition to the fixing of the slide rail 114 and the slide rail groove 224, the side buckle is also designed to be fixed, and the fixing effect is better. On the other hand, the design of the slide rails 114 and the slide rail slots 224 makes it easier for the detecting device 2 and the control device 1 to dock the cards.

Please refer to FIG. 7. FIG. 7 is a schematic structural diagram of a discrete bioelectrical impedance identification device according to a fourth embodiment of the present invention.

As shown in FIG. 7, in the embodiment of the present invention, the discrete bioelectrical impedance identification device adopts a screw connection as a detachable connection of the housing 11 and the connecting rod 22, and the end of the housing 11 connected to the connecting rod 22 A groove 116 is provided. The connecting rod 22 is provided with a protrusion 226 at an end connected to the housing 11. The periphery of the protrusion 226 is provided with a female thread 227. The groove wall of the groove 116 is provided with a male thread 117 and a female thread 227. The male thread 117 is mated to enable the projection 226 to be threaded with the recess 116.

The conductive pin is disposed at the bottom of the protrusion 226, and the conductive point 111 is disposed at the top end of the groove 116. The position of the conductive pin is matched with the arrangement of the conductive point 111 so that when the protrusion 226 is screwed into the groove 116, the conductive portion is electrically conductive. The needle is able to resist the conductive dots 111.

A silicone sealing ring 622 is disposed around the conductive pin to prevent liquid from entering the interior of the housing to make the operation safer.

The protrusion 226 is screwed into the groove 116 so that the conductive pin is in contact with the conductive point 111, and the device can be energized. When the use is completed, the protrusion 226 is screwed out of the groove 116, the conductive pin is separated from the conductive point 111, and the device is powered off. The used detecting device 2 is discarded, and the control device 1 is sterilized and kept to be used for the next time.

The use of threaded connection makes the design simple and convenient, and the cost is low. On the other hand, the components used in the threaded link are less convenient to use.

Please refer to FIG. 8 and FIG. 14, FIG. 8 and FIG. 14 are schematic diagrams showing the structure of a discrete bioelectrical impedance identification device according to a fifth embodiment of the present invention.

As shown in FIG. 8 and FIG. 14 , in the embodiment of the present invention, the control device 1 of the discrete bioelectrical impedance identification device includes a control module 31 and a power supply module 32. The control module 31 and the power supply module 32 are fixedly connected by a detachable connection manner, so that the control module 31 can be repeatedly used after the power supply module 32 is exhausted.

The control module 31 includes a control housing 41 and a control processing circuit 12 disposed inside the control housing 41. Specifically, the control housing 41 may be in the form of a sphere, a hemisphere, an irregular sphere, or other geometric shape having a receiving space. The control processing circuit 12 is disposed in the accommodation space. The control housing 41 is provided with a conductive sheet 51. The portion of the conductive sheet 51 is disposed outside the control housing 41 and partially embedded in the housing. The conductive sheet 51 is made of a conductive material, and specifically, may be copper, iron or other conductive synthetic metal. The conductive sheet 51 is electrically connected to the control processing circuit 12 through a conductive wire. Specifically, the conductive sheet 51 is composed of at least five conductive sheets 51 arranged.

The power supply module 32 includes a power supply housing 42 and a power supply 420 disposed inside the power supply housing 42. The power supply 420 is electrically connected to the signal collector 122, the processor 121, the alarm 123, the wireless communication module 124, and the probe 21, respectively, for the signal collector 122, the processor 121, the alarm 123, the wireless communication module 124, and the probe. Needle 21 provides electrical energy. Specifically, the power source 420 can be powered by a disposable battery, a lithium battery, or other power supply. The power supply housing 42 is provided with a conductive pin group 52. The conductive pin group 52 is partially exposed to the power supply housing 42 and partially embedded in the housing. The conductive pin group 52 is electrically connected to the power source 420 through a conductive wire. Specifically, the conductive needle set 52 is composed of at least five conductive needle arrays.

Wherein, the positional setting of the conductive needle set 52 is matched with the positional setting of the conductive sheet 51, so that the conductive needle set 52 can withstand the conductive sheet 51 when the power supply housing 42 is inserted into the control housing 41.

The control housing 41 is fixedly connected to the power supply housing 42 by a detachable connection. When the control housing 41 is fixedly connected to the power supply housing 42, the conductive needle set 52 is in contact with the conductive sheet 51; when the control housing 41 and the power supply housing 42 are When separated, the conductive needle set 52 is separated from the conductive sheet 51.

The control housing 41 and the power supply housing 42 are detachably connected to each other by a snap connection, a horizontal connection, or a screw connection.

The invention relates to a discrete bioelectrical impedance identification device, which divides the control device 1 into two parts, a control module 31 and a power module 32. Both the power module and the connecting rod 22 are disposable consumables, and the manufacturing cost is low, and can be removed and discarded directly after use. The control module 31 can then remain in use. On the one hand, the utilization rate of the control module 31 is increased, on the other hand, waste is avoided and the cost is reduced.

Please refer to FIG. 9. FIG. 9 is a schematic structural diagram of a discrete bioelectrical impedance identification device according to a sixth embodiment of the present invention.

As shown in FIG. 9, in the embodiment of the present invention, when the discrete bioelectrical impedance identification device adopts a snap connection as a detachable connection between the control housing 41 and the power supply housing 42, the control housing 41 is One end of the connection of the power supply case 42 is provided with a protrusion 411, and the power supply case 42 is provided with a groove 421 at one end connected to the control case 41, and the groove 421 is matched with the size of the protrusion 411 so that the protrusion 411 can be Plugged into the recess 421. A fixing groove 421 is disposed around the groove 421, and a fixing protrusion 411 is disposed around the protrusion 411. The position and shape of the fixing groove 421 are matched with the position and shape of the fixing protrusion 411 so as to be fixedly protruded. The portion 411 can be inserted into the fixing groove 421. Specifically, the fixing groove 421 and the fixing protrusion 411 may have a cylindrical shape, a polygonal column shape, or other geometric shapes. In addition, one or more of the fixing protrusion 411 and the fixing groove 421 may be provided.

A conductive pin group 521 is disposed at the bottom of the recess 421, and a conductive sheet 511 is disposed at the top end of the protruding portion 411. Specifically, the conductive sheet 511 has a circular shape, a rectangular shape or other geometric shapes. The position of the conductive needle set 521 is matched with the arrangement of the conductive sheets 511 such that the conductive needle set 521 can interfere with the conductive sheets 511 when the protrusions 411 are inserted into the grooves 421. Specifically, the top edge of the recess 421 is provided with a ring of silicone sealing ring 622 to prevent liquid from entering the housing during use to make the operation safer.

The control housing 41 is provided with a card slot 412 at one end of the end connected to the power supply case 42, and the power supply case 42 is provided with a claw 422 around the end connected to the control case 41. The power supply case 42 is provided with at least two or more claws 422 around one end connected to the control housing 41, and at least one of the latches is provided on the claw 422. The control housing 41 is provided with at least two card slots 412 around one end of the power supply housing 42. The shape and size of the claw 422 are matched with the slot 412 so that the claw 422 can engage with the slot 412.

The protrusion 411 is inserted into the recess 421, the fixing protrusion 411 is inserted into the fixing groove 421, the claws 422 are respectively engaged with the card slot 412, and the conductive pin group 521 is in contact with the conductive piece 511, and the device can be powered on to start the operation. When the use is completed, the buckle is peeled off from the card slot 412, the protruding portion 411 is pulled out from the recess 421, the conductive needle group 521 is separated from the conductive sheet 511, the device is electrically disconnected, and the device stops working.

It is connected by snapping, because the snap connection operation is simple and convenient, saving connection time. Wherein, the protruding portion 411 and the groove 421 are inserted to be inserted, which plays a certain fixing role, and the design of the fixing protrusion 411 and the fixing groove 421 is more effectively fixed because the connecting portion of the connecting portion is larger, and the plurality of fixing protrusions The insertion of the portion 411 and the fixing groove 421 is more advantageous for fixing. Prevent the connection site from being unstable during the operation to avoid accidents.

4, 5A, 5B, 6A, and 6B, FIG. 4, 5A, 5B, 6A, and 6B are schematic structural views of a discrete bioelectrical impedance identification device according to a seventh embodiment of the present invention.

As shown in FIGS. 4, 5A, 5B, 6A, and 6B, in the embodiment of the present invention, the discrete bioelectrical impedance identification device adopts a horizontal plug connection as a detachable connection between the control housing 41 and the power supply housing 42. At a time when the control housing 41 is connected to the power supply case 42, a slide rail 413 is provided, and the power supply case 42 is provided with a slide rail groove 423 at one end connected to the control housing 41. The size and shape of the rail 413 are matched with the rail groove 423 so that the rail 413 can be engaged with the rail groove 423.

The conductive pin set 522 is disposed at the bottom of the slide rail slot 423, and the conductive sheet 512 is disposed at the top of the slide rail 413. The position of the conductive needle set 522 is matched with the arrangement of the conductive strip 512 so that when the slide rail 413 slides into the slide rail slot 423 The conductive needle set 522 can withstand the conductive sheet 512. Specifically, the conductive needle sets 522 may be arranged in a row.

The slide rail is slid into the slide rail slot 423, and the claw 427 is buckled into the slot 417. The conductive needle set 522 is in contact with the conductive strip 512, and the device can be used for power. After the device is used, the claw 427 is peeled off from the card slot 417, the slide rail 413 slides out of the slide rail groove 423, the conductive needle set 522 is separated from the conductive piece 512, and the device stops working. The power module 32 is removed and discarded, and the control module 31 is sterilized and then used.

In the horizontal insertion mode, on the one hand, in addition to the fixing of the sliding rail 413 and the sliding rail groove 423, the side buckle is also designed to be fixed, and the fixing effect is better. On the other hand, the design of the slide rail 413 and the slide rail groove 423 makes it easier for the detecting device 2 and the control device 1 to dock the card.

Please refer to FIG. 13A and FIG. 13B. FIG. 13A and FIG. 13B are schematic diagrams showing the structure of a discrete bioelectrical impedance identification device according to an eighth embodiment of the present invention.

As shown in FIG. 13A and FIG. 13B, in the embodiment of the present invention, when the discrete bioelectrical impedance identification device uses a screw connection as a detachable connection between the control housing 41 and the power supply housing 42, the control housing is controlled. An end of the power supply housing 42 is provided with an annular protrusion 414. The power supply housing 42 is provided with an annular groove 424 at an end connected to the control housing 41. The outer wall of the annular protrusion 414 is provided with a female thread 415. The outer wall of the recess 424 is provided with a male thread 425. The female thread 415 mates with the male thread 425 to enable the annular projection 414 to be threaded with the annular groove 424.

A conductive pin set 426 is disposed in the middle of the annular groove 424, and a conductive piece 416 is disposed in the middle of the annular protrusion 414. The position of the conductive pin set 426 is matched with the arrangement of the conductive piece 416 such that the annular protrusion 414 and the annular groove 424 The conductive needle set 426 can interfere with the conductive sheet 416 when screwed. Specifically, the conductive sheet 416 has a ring shape and a ring-and-loop arrangement.

Wherein, a ring of silicone sealing ring 622 is arranged around the annular groove to prevent liquid from entering the inside of the casing during use, so that the operation process is safer.

The annular projection 414 is screwed into the annular groove 424 such that the conductive needle set 426 is in contact with the conductive strip 416 and the device can be energized. When the use is completed, the annular projection 414 is screwed out of the annular groove 424, the conductive needle set 426 is separated from the conductive piece 416, and the device is powered off. Discard the used power module, sterilize the control module, and keep it for the next time.

The use of threaded connection makes the design simple and convenient, and the cost is low. On the other hand, the components used in the threaded link are less convenient to use.

In the description of the present specification, reference to "one embodiment", "an alternative embodiment", "an alternative embodiment", "example", "specific example" or "some examples" and the like means a combination Particular features, structures, materials or features described in the examples or examples are included in at least one embodiment or example of the invention. In the present specification, the schematic description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

The above-described embodiments of the present invention are intended to be illustrative only and not to limit the invention. Therefore, any modifications, equivalent substitutions, improvements, etc., which are made without departing from the spirit and scope of the invention, are intended to be included within the scope of the invention. Rather, the scope of the appended claims is intended to cover all such modifications and modifications

Claims (10)

A discrete bioelectrical impedance identification device, comprising: The control device (1) includes a housing (11) and a control processing circuit (12) disposed in the housing (11), the housing (11) being partially exposed to the housing (11) a conductive point (111) electrically connected to the control processing circuit (12); a detecting device (2) comprising: a probe (21) and a connecting rod (22); The probe (21) is embedded at one end of the connecting rod (22) and partially exposed outside the connecting rod (22) for collecting an electrical impedance characteristic signal; The connecting rod (22) has a receiving cavity for accommodating the probe (21) to be sleeved outside the probe (21), and a conductive pin is disposed at an end of the probe (21) away from the probe (21) (221); one end of the conductive pin (221) is electrically connected to the probe (21), and the other end is electrically connected to the control processing circuit (12) by abutting against the conductive point (111); The housing (11) is fixedly connected to the connecting rod (22) by a detachable connection, and when the housing (11) is fixedly connected with the connecting rod (22), the conductive pin (221) The conductive dots (111) are in contact with each other; when the housing (11) is separated from the connecting rod (22), the conductive pins (221) are separated from the conductive dots (111). The device according to claim 1, wherein the detachable connection is one of a snap connection, a horizontal insertion connection, and a threaded connection. The device according to claim 2, wherein when said snap connection is employed as a detachable connection of said housing (11) to said connecting rod (22), The housing (11) is provided with a protrusion (112) at one end connected to the connecting rod (22); The connecting rod (22) is provided with a groove (222) at one end connected to the casing (11); The groove (222) is matched to the size of the protrusion (112) such that the protrusion (112) can be inserted in the groove (222); The conductive pin (221) is disposed at a bottom of the recess (222), and the conductive point (111) is disposed at a top end of the protruding portion (112), and the conductive pin (221) is disposed at a position The arrangement of the conductive dots (111) is matched such that when the protrusions (112) are inserted in the grooves (222), the conductive pins (221) can interfere with the conductive dots (111) ; A claw (223) is disposed around the top end of the groove (222), and a rear end of the protruding portion (112) is provided with a card slot (113), and the shape and size of the claw (223) and the card are The slots (113) are matched to enable the jaws (223) to engage the card slots (113). The device according to claim 2, wherein when said horizontal insertion connection is employed as a detachable connection of said housing (11) to said connecting rod (22), The housing (11) is provided with a slide rail (114) at one end connected to the connecting rod (22); The connecting rod (22) is provided with a sliding rail groove (224) at one end connected to the casing (11); The slide rail groove (224) is matched with the size and position of the slide rail (114) so that the slide rail (114) can be inserted into the slide rail groove (224); The conductive dots (111) are disposed at a middle portion of the slide rails (114), the conductive pins (221) are disposed at a middle portion of the slide rail grooves (224), and the conductive pins (221) are disposed at a position The arrangement positions of the conductive dots (111) are matched such that when the slide rails (114) are inserted into the slide rail grooves (224), the conductive pins (221) can interfere with the conductive dots (111); One end of the sliding rail groove (224) is provided with a claw (225), and one end of the sliding rail (114) is provided with a card slot (115), and the shape, size and position of the claw (225) are The card slots (115) are matched to enable the jaws (225) to engage the card slots (115). The device according to claim 2, wherein when said threaded connection is employed as a detachable connection of said housing (11) to said connecting rod (22), The housing (11) is provided with a groove (116) at one end connected to the connecting rod (22); The connecting rod (22) is provided with a protrusion (226) at one end connected to the housing (11); The periphery of the protrusion (226) is provided with a female thread (227), and the groove wall of the groove (116) is provided with a male thread (117), the female thread (227) and the male thread (117) Matching to enable the protrusion (226) to be threaded with the groove (116); The conductive pin (221) is disposed at the top of the protrusion (226), the conductive point (111) is disposed at the bottom of the groove (116), and the conductive pin (221) is disposed at a position The arrangement of the conductive dots (111) is matched such that when the protrusions (226) are screwed into the grooves (116), the conductive pins (221) can interfere with the conductive dots (111) . The device according to any one of claims 1 to 5, characterized in that the control device (1) comprises: a control module (31) and a power supply module (32); The control module (31) includes a control housing (41) and a control processing circuit (12) disposed inside the control housing (41), the control housing (41) is partially exposed to the Controlling a conductive sheet (51) of the housing (41), one end of the conductive sheet (51) is electrically connected to the control processing circuit (12); The power supply module (32) includes a power supply housing (42) and a power supply (420) disposed inside the power supply housing (42); the power supply housing (42) is partially exposed to the power supply housing a conductive needle set (52) of the body (42), one end of the conductive needle set (52) is electrically connected to the power source (420); The control housing (41) is fixedly connected to the power supply housing (42) by a detachable connection, and when the control housing (41) is fixedly connected to the power supply housing (42), the conductive The needle set (52) is in contact with the conductive sheet (51); when the control housing (41) is separated from the power supply housing (42), the conductive needle set (52) and the conductive sheet (51) ) Separation. The device according to claim 6, wherein the connection mode is one of a snap connection, a horizontal insertion connection, and a screw connection. The apparatus according to claim 7, wherein when said snap connection is employed as a detachable connection of said control housing (41) to said power supply housing (42), The control housing (41) is provided with a protrusion (411) at one end connected to the power supply housing (42); The power supply housing (42) is provided with a recess (421) at one end connected to the control housing (41); The groove (421) is matched with the size of the protrusion (411) such that the protrusion (411) can be inserted in the groove (421); The conductive needle set (521) is disposed at a bottom of the groove (421), the conductive sheet (511) is disposed at a top end of the protruding portion (411), and the conductive needle group (521) is disposed at a position Matching the arrangement of the conductive sheets (511) such that when the protrusions (411) are inserted into the grooves (421), the conductive needle set (521) can interfere with the conductive sheets (511); The control housing (41) is provided with a card slot (412) around one end of the power supply housing (42); The power supply housing (42) is provided with a claw (422) around one end connected to the control housing (41); The claws (422) are shaped and sized to match the card slots (412) such that the jaws (422) can engage the card slots (412). The apparatus according to claim 7, wherein when said horizontal plug connection is employed as a detachable connection of said control housing (41) to said power supply housing (42), The control housing (41) is provided with a slide rail (413) at one end connected to the power supply housing (42); The power supply housing (42) is provided with a slide rail groove (423) at one end connected to the control housing (41); The sliding rails (413) are sized and shaped to match the sliding rail slots (423) such that the sliding rails (413) can be engaged with the control rail slots (423); The conductive needle set (522) is disposed at the bottom of the slide rail groove (423), the conductive sheet (512) is disposed at the top of the slide rail (413), and the conductive needle set (522) is disposed at a position Matching the arrangement of the conductive sheets (512) such that when the slide rails (413) are inserted into the slide rail slots (423), the conductive needle set (522) can interfere with the conductive Slice (512). One end of the sliding rail groove (423) is provided with a claw (427), and one end of the sliding rail (413) is provided with a card slot (417), and the shape, size and position of the claw (427) are The card slots (417) are matched to enable the jaws (427) to engage the card slots (417). The apparatus according to claim 7, wherein when said threaded connection is employed as a detachable connection of said control housing (41) to said power supply housing (42), The control housing (41) is provided with an annular protrusion (414) at one end connected to the power supply housing (42); The power supply housing (42) is provided with an annular recess (424) at one end connected to the control housing (41); The outer wall of the annular protrusion (414) is provided with a female thread (415), and the outer wall of the annular groove (424) is provided with a male thread (425). The female thread (415) is mated with the male thread (425) to enable the annular projection (414) to be threaded with the annular groove (424); a central portion of the annular groove (424) is provided with a conductive needle set (426), and an annular conductive piece (416) is disposed in a middle portion of the annular protruding portion (414), and the conductive needle set (426) is disposed at a position The arrangement of the conductive sheets (416) is matched such that when the annular projections (414) are threaded with the annular grooves (424), the conductive needle set (426) can interfere with the conductive sheets (416). ).

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