CN110384554A - Microwave therapeutic device for uterine cavity for obstetrical department - Google Patents

Abstract

The utility model relates to an obstetrical uterine cavity microwave treatment device. A disk is coaxially sleeved on a mounting rod, a sleeve is fixed on the disk, and a plurality of guide rods that are slidably connected up and down with the disk are evenly distributed on the circumference of the disk. The arc-shaped plates facing the microwave probe are fixed, and the arc-shaped plates are in contact with each other to form a cylindrical structure. The limit block can extend out of the limit hole under the action of the limit pressure spring, and its upper part is in contact with the sleeve to the guide rod. To limit the position, one end of the guide rod protruding from the disc is provided with a driving pressure spring that makes the guide rod move upward, and an end surface cam is coaxially rotated on the installation rod, and the working surface of the end surface cam is divided into a peak area and a trough area. , the limit block connected to the guide rod in contact with the wave crest area is located below the sleeve, and the arc-shaped plate is made of a material that reflects microwaves. The radiation range of the microwave probe is controlled by the number of arc-shaped plates extending out of the casing, so as to realize precise control and treatment of the patient's disease, and the operation is convenient.

Description

Uterine cavity microwave therapy device for obstetrics

technical field

The invention relates to the technical field of medical devices, in particular to an obstetrics uterine cavity microwave treatment device.

Background technique

In clinical treatment of obstetrics and gynecology patients, one is to use infrared radiation therapy, which is easy to cause secondary damage to the patient, and the device is inconvenient to move and cannot be adjusted according to the patient's condition, which is very inconvenient to use; the other is very inconvenient to use. One is microwave therapy, which makes the molecules and ions of the diseased tissue at the treatment site move at high speed after absorbing microwaves, generating internal heat, and reaching a high temperature instantly, self-coagulation, necrosis, degeneration, shedding, uniform damage to the diseased tissue, clear boundaries, and consistent depth, and the treatment is relatively thorough. There is no residual diseased tissue, and the one-time cure rate is improved. At the same time, the micro-thermal effect and non-thermal effect of microwave increase blood, enhance metabolism, improve nutrition, accelerate regeneration, and enhance leukocyte phagocytosis in the surrounding basal parts of coagulation-destroyed tissue, and have good anti-inflammatory and tumor cell killing effects. In the microwave treatment of the uterine cavity, the doctor generally uses a special stent to expand the patient's vagina, and then uses the microwave probe to treat the wound surface, but because the microwave probe's radiation range to the wound surface is difficult to control, it is easy to cause damage to the non-wound surface.

SUMMARY OF THE INVENTION

In view of the above situation, in order to overcome the defects of the prior art, the purpose of the present invention is to provide an obstetric uterine cavity microwave treatment device, which can adjust the radiation range of the microwave probe, accurately treat the patient's wound, and reduce the need for The trauma of the cavity is convenient for postoperative recovery.

The solution is, an obstetric uterine cavity microwave treatment device, comprising a mounting rod and a microwave probe fixed at the lower end of the mounting rod, the end of the microwave probe facing away from the mounting rod is provided with a truncated guide piece, and the end of the guide piece facing away from the microwave probe is provided. The diameter is small, a disk is coaxially sleeved on the installation rod, a sleeve is fixed on the disk, and a plurality of guide rods that are slidably connected up and down with the disk are evenly distributed on the circumference of the disk, and the lower ends of the guide rods are fixed with a direction The arc-shaped plate of the microwave probe, each arc-shaped plate contacts in turn to form a cylindrical structure, the guide rod passes through the sleeve downward, and the guide rod is provided with a limit hole, and the limit hole is slidably connected to the limit block, the limit block and the limiter. There is a limit pressure spring between the bottom of the position hole, the limit block can extend out of the limit hole under the action of the limit pressure spring, and its upper part contacts the sleeve to limit the guide rod, and the guide rod extends out of one end of the disc There is a driving compression spring that makes the guide rod move upward, and an end face cam is coaxially rotated on the mounting rod. The working surface of the end face cam is divided into a wave crest area and a wave trough area. The position block is located under the sleeve, and the limit block on the guide rod is retracted to the limit hole, then the guide rod is in contact with the trough area of the end cam under the action of the driving compression spring. The arc plate is made of material that reflects microwaves. make.

Preferably, the installation rod is provided with a reset disk that rotates relatively coaxially with the end face cam, the reset disk is slidably connected with a reset rod up and down, a reset block is fixed at the lower end of the reset rod, and the side of the reset block close to the mounting rod is downward The inclined surface is inclined toward the direction of the installation rod, the reset block is located at the lower end of the limit block, and the inclined surface can drive the limit block to retract into the limit hole.

Preferably, the reset rod is provided with a limit flange located below the reset disk, and a reset spring is provided between the limit flange and the reset disk.

Preferably, the reset rod protrudes upward from the reset plate, and the extended end is provided with a mounting block, one side of the mounting block is provided with a support seat, the rotation of the support seat is connected with a joystick, and one end of the joystick is provided with a chute in the middle. A drive pin extending into the chute is fixed on the block, and the support seat is rotatably connected with the middle of the operating rod.

Preferably, the guide rod is provided with a guide flange located above the disk, and the driving compression spring is sleeved on the guide rod and located between the guide flange and the disk.

Preferably, a connecting rod is fixed at one end of the mounting rod facing away from the microwave probe.

Preferably, the wave crest area of the end face cam can only be in contact with one guide rod at the same time, and the wave crest area and the wave trough area transition smoothly.

Preferably, the guide is made of a material that reflects microwaves.

Preferably, when the arc-shaped plate is located at the lowermost end, the arc-shaped plate is in contact with the guide, the inner side of the upper end of the arc-shaped plate is in contact with the mounting rod, and the lower end surface of the mounting rod is made of a material that reflects microwaves.

The beneficial effects of the present invention are: the radiation range of the microwave probe is controlled by the number of arc-shaped plates extending out of the sleeve, so as to realize precise control and treatment of the patient's diseased part, reduce the trauma to the non-sickness part of the patient, and reduce the number of patients The sore spot is conducive to quick recovery after surgery; the rotation of the end face cam can well control the arc plate to extend out of the sleeve, and the operation is simple. At the same time, the mechanism for controlling the return of the arc plate is simple and easy to operate.

Description of drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic left side view of FIG. 1 of the present invention.

FIG. 3 is a schematic top view of FIG. 1 of the present invention.

FIG. 4 is a schematic diagram of the internal structure of the present invention.

FIG. 5 is a schematic diagram of the three-dimensional structure of the present invention.

FIG. 6 is a schematic cross-sectional view of the matching of the guide rod and the arc-shaped plate according to the present invention.

FIG. 7 is a three-dimensional schematic diagram of the cooperation between the guide rod and the arc-shaped plate according to the present invention.

FIG. 8 is a schematic three-dimensional structure diagram of an end face cam.

Detailed ways

The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

As shown in Figures 1 to 8, an obstetrical uterine cavity microwave treatment device includes a mounting rod 1, a microwave probe 2 fixed on the lower end of the mounting rod 1, and the end of the microwave probe 2 facing away from the mounting rod 1 is provided with a truncated cone. Guide member 3, the diameter of one end of the guide member 3 away from the microwave probe 2 is smaller, and the guide member 3 is arranged in a circular truncated shape with a pointed lower end, which is convenient for the microwave treatment device to enter the cervix and uterine cavity through the patient's vagina, and perform treatment on the affected part of the patient. The microwave therapy is characterized in that a disk 4 is coaxially sleeved on the mounting rod 1, a sleeve 5 is fixed on the disk 4, and a plurality of guide rods that are slidably connected up and down with the disk 4 are evenly distributed on the circumference of the disk 4. 6. The lower ends of the guide rods 6 are fixed with arc-shaped plates 7 facing the microwave probe 2. Each arc-shaped plate 7 contacts in turn to form a cylindrical structure. The guide rod 6 passes downward through the sleeve 5. The position hole, the limit hole is slidably connected to the limit block 8, and a limit compression spring 9 is arranged between the limit block 8 and the bottom of the limit hole, and the limit block 8 can extend to the limit under the action of the limit compression spring 9. When the guide rod 6 is connected to the limit block 8 and extends out of the limit hole, the limit pressure spring 9 drives the guide rod 6 and the limit block 8 to move upward. , so the limit block 8 is blocked on the sleeve 5, the projection of the microwave probe 2 on the arc plate 7 coincides with the arc plate 7, and the length of the arc plate 7 is longer than that of the microwave probe 2. At this time, the limit block 8 extends to the limit. When the position hole is in contact with the sleeve 5 , the arc-shaped plate 7 reflects the microwaves emitted by the microwave probe 2 to the arc-shaped plate 7 , preventing the microwaves from escaping from here, and realizing the adjustment of the radiation range of the microwave probe 2 . One end of the guide rod 6 protruding from the disc 4 is provided with a driving compression spring 10 that makes the guide rod 6 move upwards, the mounting rod 1 is coaxially rotatably sleeved with an end face cam 11 , and the working surface of the end face cam 11 is divided into a crest area 12 With a wave valley area 13, the limit block 8 connected to the guide rod 6 in contact with the wave peak area 12 is located below the sleeve 5, and the limit block 8 on the guide rod 6 is retracted to the limit hole, then the guide rod 6 is driving. Under the action of the compression spring 10, it is in contact with the valley region 13 of the end face cam 11, and the arc-shaped plate 7 is made of a material that reflects microwaves. The present invention adjusts the arc plate 7 so that the arc plate 7 and the microwave probe 2 are located at the same height, thereby realizing the adjustment of the radiation range of the microwaves emitted by the microwave probe 2 through the arc plate 7 . When the end cam 11 is rotated, the crest area 12 of the end cam 11 contacts the guide rod 6 in turn, the crest area 12 presses the guide rod 6 and moves downward, and the limit block 8 extends out of the limit hole under the action of the limit pressure spring 9 Blocked on the sleeve 5, the guide rod 6 and the arc plate 7 are limited. When the arc-shaped plate 7 needs to be reset, the limit block 8 is pushed into the limit hole. Under the action of the driving compression spring 10, the limit block 8 extends into the sleeve 5 together with the guide rod 6. At this time The arc-shaped plate 7 also moves upward along with the guide rod 6, and the arc-shaped plate 7 does not reflect the microwaves emitted by the microwave probe 2, and the arc-shaped plate 7 is made by processing the reflected microwaves. The disk 4 is integrated with the sleeve 5, and the side surface of the disk 4 coincides with the side surface of the sleeve 5, and the arc-shaped plate 7 can extend upward into the sleeve.

The mounting rod 1 is provided with a reset plate 14 that rotates relatively coaxially with the end face cam 11. The reset plate 14 is slidably connected to a reset rod 15 up and down, and a reset block 16 is fixed at the lower end of the reset rod 15, and the reset block 16 is installed close to it. One side of the rod 1 is an inclined surface inclined downward toward the installation rod 1 . The reset block 16 is located at the lower end of the limit block 8 and the inclined surface can drive the limit block 8 to retract into the limit hole. When the limit block 8 extends out of the limit hole and contacts the sleeve 5, the reset rod 15 is pulled upward to drive the reset block 16 to move upward, and the inclined surface on the reset block 16 contacts the limit block 8, and then tilts toward the limit hole. The limit block 8 is squeezed inside, and after the limit block 8 comes out of contact with the lower bottom surface of the sleeve 5, the guide rod 6 moves upward under the driving of the driving compression spring 10, and the limit block 8 also enters the sleeve with the guide rod 6. Inside the cylinder 5 , the adjustment of the position of the arc-shaped plate 7 is realized, thereby adjusting the radiation range of the microwave probe 2 . The reset disc 14 is sleeved on the end cam and is rotatably connected with the end cam. Rotating the reset disc 14 can drive the position of the reset rod to move, thereby controlling more arc plates to retract into the sleeve.

The reset lever 15 is provided with a limit flange 17 located below the reset disk 14 , and a reset spring 22 is provided between the limit flange 17 and the reset disk 14 . Under the condition that no force is applied to the reset lever 15 , the reset lever 15 is under the action of the reset spring 22 , so that the reset block 16 does not come into contact with the limit block 8 .

The reset lever 15 extends upward from the reset plate 14, and the extended end is provided with a mounting block, one side of the mounting block is provided with a support seat 18, the rotation of the support seat 18 is connected with a joystick 19, and one end of the joystick 19 is provided in the middle. There is a chute, a drive pin extending into the chute is fixed on the mounting block, and the support seat 18 is connected with the middle of the operating rod 19 in a rotatable manner. Press the free end of the joystick 19, the joystick 19 rotates to drive the drive pin, the drive pin slides in the chute and drives the reset lever 15 to move upward, and then controls the limit block 8 to control the limit block to retract into the limit hole .

The guide rod 6 is provided with a guide flange 20 located above the disk 4 , and the driving compression spring 10 is sleeved on the guide rod 6 and is located between the guide flange 20 and the disk 4 . The guide flange 20 is provided in order to facilitate the installation of the driving compression spring 10. The driving compression spring 10 exerts a force on the guide flange 20 to keep the guide rod 6 moving upward.

A connecting rod 21 is fixed on one end of the mounting rod 1 facing away from the microwave probe 2 . When the microwave probe 2 enters the affected part of the patient, a part of the connecting rod 21 remains outside the patient's body. The medical staff can manipulate the microwave probe 2 of the mounting rod 1 through the connecting rod 21, which is convenient for manipulating the microwave probe 2 into the patient's body.

The wave crest area 12 of the end face cam 11 can only be in contact with one guide rod 6 at the same time, and the wave crest area 12 and the wave trough area 13 transition smoothly. When the end face cam 11 is rotated, the wave crest area 12 rotates to one position, which drives a guide rod 6 to move downward against the force of the driving compression spring 10, and at the same time, the limit block 8 extends out of the sleeve 5, and then the limit block 8 extends out of the limit hole. Block on the lower bottom surface of the sleeve 5 .

The guide member 3 is made of a material that reflects microwaves. The material of the guide member 3 is made of a material that reflects microwaves, which can prevent the microwaves emitted by the microwave probe 2 from radiating from the direction of the guide member 3 and realize precise control of microwave radiation. The guide 3 is made of metal that reflects microwaves.

When the arc-shaped plate 7 is at the lowermost end, the arc-shaped plate 7 is in contact with the guide member 3 , and the inner surface of the upper end of the arc-shaped plate 7 is in contact with the mounting rod 1 , and the lower end surface of the mounting rod 1 is made of material that reflects microwaves. The upper bottom surface of the arc-shaped plate 7 is higher than the lower bottom surface of the installation rod 1, the inner side of the arc-shaped plate 7 has the same diameter as the outer side of the installation rod 1, and the arc-shaped plate 7 moves up and down under the drive of the guide rod 6. Mounting rod 1 slides up and down. When the arc-shaped plate 7 is located at the lowest end, that is, the limit block 8 is in contact with the lower bottom surface of the sleeve 5, and the guide rod 6 and the arc-shaped plate 7 are limited. At this time, the microwaves emitted by the microwave probe 2 can only pass through the arc-shaped plate 7. There is no radiation from the downwardly protruding position, so according to the condition of the patient's affected part, the arc plate 7 is adjusted to adjust the radiation range of the microwave probe 2 . The lower end of the mounting rod 1 or the entire mounting rod 1 is made of metal that reflects microwaves.

When the present invention is in use, the scope of the affected part of the patient can be determined through the endoscope and the micro camera first, and then the end face cam 11 can be rotated to adjust the amount of the arc plate 7 according to the situation, so as to realize the adjustment of the radiation range of the microwave probe 2. When the arc plate 7 is reset, that is, the limit block 8 extends into the limit hole, and when the limit block 8 and the arc plate 7 enter the sleeve 5, the reset disk is rotated so that the reset block faces the required retraction. The arc-shaped plate 7 then drives the guide rod 6 to move upward by pressing the joystick 19, and then drives the reset block 16 to move upward. The inclined surface of the reset block 16 pushes the limit block 8 to retract into the limit hole, and then drives the compression spring 10 Drive the arc-shaped plate 7 to retract into the sleeve 5 .

The beneficial effects of the present invention are: the radiation range of the microwave probe 2 is controlled by the number of the arc-shaped plates extending out of the sleeve, so as to realize the precise control and treatment of the patient's diseased part, reduce the trauma to the non-sickness part of the patient, and reduce the The pain point of the patient is conducive to the quick recovery after operation; the rotation of the end face cam can well control the arc plate to extend out of the sleeve, the operation is simple, and the mechanism for controlling the return of the arc plate is simple and easy to operate.

The above-mentioned embodiments do not limit the scope of the present invention. On the premise of not departing from the design concept of the present invention, various modifications and improvements made by those skilled in the art to the technical solutions of the present invention shall be included in the rights of the present invention. within the scope of protection determined by the request.

Claims (9)

1. obstetrics' uterine cavity microwave therapy equipment, the microwave probe including mounting rod (1), the lower end for being fixed on mounting rod (1) (2), microwave probe (2) is equipped with round table-like guiding piece (3) away from the one end of mounting rod (1), and guiding piece (3) deviates from microwave probe (2) one end diameter is smaller, which is characterized in that is coaxially cased with disk (4) on the mounting rod (1), disk is fixed with sleeve on (4) (5), multiple guide rods (6) that connection is slided up and down with disk (4), the lower end of guide rod (6) are circumferentially laid on disk (4) It is respectively and fixedly provided with the arc panel (7) towards microwave probe (2), each arc panel (7) successively contacts and forms cylinder-like structure, guide rod (6) it is passed down through sleeve (5), guide rod (6) is equipped with limit hole, and limit hole slidably connects limited block (8), limited block (8) Spacing compression spring (9) are equipped between the bottom of limit hole, limited block (8) can stretch out limit under the action of spacing compression spring (9) Hole and upper part are contacted with sleeve (5) limits guide rod (6), and guide rod (6), which stretches out disk (4) one end and is equipped with, to be made to be oriented to The driving pressure spring (10) that bar (6) moves upwards rotates coaxially on the mounting rod (1) and is cased with edge cam (11), edge cam (11) working face is divided into a wave crest area (12) and a trough area (13), connects on the guide rod (6) of wave crest area (12) contact The limited block (8) connect is located at the lower section of sleeve (5), and the limited block (8) on guide rod (6) is retracted to limit hole then guide rod (6) it is contacted under the action of driving pressure spring (10) with the trough area (13) of edge cam (11), the arc panel (7) is micro- by reflecting The material of wave makes.

2. obstetrics according to claim 1 uterine cavity microwave therapy equipment, which is characterized in that set on the mounting rod (1) There is the reseting disk (14) coaxially relatively rotated with edge cam (11), the reseting disk (14), which slides up and down, is connected with release link (15), the lower end of release link (15) is fixed with resetting block (16), resetting block (16) close to mounting rod (1) one side be downwards to Mounting rod (1) inclined inclined surface in direction, resetting block (16) is located at the lower end of limited block (8) and inclined surface can drive limited block (8) it retracts in limit hole.

3. obstetrics according to claim 2 uterine cavity microwave therapy equipment, which is characterized in that set on the release link (15) There is the defining flange (17) being located at below reseting disk (14), reset spring is equipped between defining flange (17) and reseting disk (14) (22).

4. obstetrics according to claim 3 uterine cavity microwave therapy equipment, which is characterized in that the release link (15) is upward It stretches out reseting disk (14), and extension end is equipped with mounting blocks, the side of mounting blocks is equipped with support base (18), the rotation of support base (18) It is connected with control stick (19), sliding slot is equipped in the middle part of one end of control stick (19), is fixed with the drive extending into sliding slot on mounting blocks Dynamic pin, the middle part rotation connection of support base (18) and control stick (19).

5. according to claim 1 or the uterine cavity microwave therapy equipment of obstetrics described in 4, which is characterized in that the guide rod (6) It is equipped with the guide rib (20) being located above disk (4), the driving pressure spring (10) covers on guide rod (6) and is located at guiding Between flange (20) and disk (4).

6. obstetrics according to claim 1 uterine cavity microwave therapy equipment, which is characterized in that the mounting rod (1) is deviated from One end of microwave probe (2) is fixed with connecting rod (21).

7. obstetrics according to claim 1 uterine cavity microwave therapy equipment, which is characterized in that the edge cam (11) Wave crest area (12) is only capable of contacting with a guide rod (6) simultaneously, and wave crest area (12) and trough area (13) seamlessly transit.

8. obstetrics according to claim 1 uterine cavity microwave therapy equipment, which is characterized in that the guiding piece (3) is by anti- Penetrate the material production of microwave.

9. according to claim 1 or the uterine cavity microwave therapy equipment of obstetrics described in 8, which is characterized in that the arc panel (7) When positioned at bottom, arc panel (7) is contacted with guiding piece (3), and the upper end medial surface of arc panel (7) is contacted with mounting rod (1) matches It closes, the lower end surface of mounting rod (1) has the material of microwave reflection to make.