CN114145814B - Multifunctional auxiliary device for surgical operation - Google Patents

Abstract

The invention relates to the technical field of medical appliances, in particular to a multifunctional auxiliary device for surgical operation. A multifunctional auxiliary device for surgical operation, characterized in that: the surgical knife comprises a pressing plate, wherein the two pressing plates are oppositely arranged, connecting structures are arranged at two ends of the pressing plate, the connecting structures are connected with the two pressing plates and allow the interval between the two pressing plates to be changed, a sliding groove is formed in the outer surface of the pressing plate, a knife rest which can be matched with and separated from the pressing plate is arranged above the pressing plate, a guide rail is arranged at one end of the knife rest corresponding to the sliding groove, a knife rest which is in sliding connection with the knife rest is arranged at the other end of the knife rest, an adjusting device is arranged between the knife rest and the knife rest, the sliding distance between the knife rest can be adjusted by the adjusting device, and a surgical knife is arranged in the knife rest. The invention has a plurality of convenient auxiliary effects for small and medium-sized operations with general difficulty, and is very suitable for assisting surgeons in the operation process.

Description

A multifunctional auxiliary device for surgery

technical field

The invention relates to the technical field of medical instruments, in particular to a multifunctional auxiliary device for surgery.

Background technique

Surgery is referred to as surgery, commonly known as surgery, which refers to the operation of surgical equipment or instruments to enter the human body or other biological tissues under the operation of surgeons or other professionals, to eliminate lesions, change structures or implant foreign objects by external force. process. At present, the vast majority of operations are based on manual operations by doctors, that is, cutting, cutting, and sewing on the body surface, such as abscess drainage, tumor resection, and trauma suture. Therefore, surgery is an operation that destroys the integrity of the tissue, or restores the integrity of the damaged tissue.

During the operation, the general incision method and precautions are that before the incision, the doctor holds the knife in his right hand and fixes the incision skin with his left hand; when incision, the knife should enter vertically, move horizontally, and exit vertically. Uniform force is required to avoid multiple cuts, so as not to cause uneven incisions, which is not conducive to later healing. This process has very strict requirements on the physician's surgical skills and experience, and also requires multiple medical staff to assist the chief surgeon to open the wound during the operation to facilitate the operation.

Any doctor spends a lot of time and energy on learning and training before clinical surgery before he can actually operate on the operating table. The present invention provides a multifunctional auxiliary device for surgical operations. Using the device during the operation can effectively reduce the professional experience and skill requirements of the doctor for the operation, and avoid the doctor spending a lot of energy to practice before the operation. Knife level.

Contents of the invention

In order to solve the deficiencies in the prior art, the invention provides a multifunctional auxiliary device for surgery.

Technical scheme of the present invention is:

A multifunctional auxiliary device for surgical operations, comprising two pressure plates arranged oppositely, a connection structure is provided at both ends of the pressure plate, the connection structure allows the distance between the two pressure plates to change while the connection structure is connected, the outer surface of the pressure plate is provided with a chute, the pressure plate There is a knife holder on the top that can be matched and separated from it. One end of the knife holder is provided with a guide rail corresponding to the chute, and the other end of the knife holder is provided with a knife seat that is slidably connected with it. , the adjustment device can adjust the sliding distance of the knife seat, and a scalpel is installed inside the knife seat.

Further, the connection structure includes a pressing plate, the end of the pressing plate is provided with a connecting block rotatably connected thereto, and the other end of the connecting block is connected through a hinge.

Further, the connection structure includes a pressing plate, the end of the pressing plate is provided with a connecting body rotatably connected thereto, and the connecting body has a certain degree of elasticity.

Further, at least one elongated hole is opened on the outside of the pressure plate, and the long axis is inserted inside the elongated hole, and the first elastic band is installed on the outside of the long axis inside the elongated hole of one of the pressure plates, and the long axis of the other pressure plate is A second elastic band is installed on the outer side of the long axis inside the bar hole, and the protruding ends of the first elastic band and the second elastic band can be pasted and bonded to each other.

Further, the adjustment device includes a tool holder, a slideway is provided at one end of the sliding connection between the knife holder and the tool holder, a notch is provided on the side wall of the slideway, a shaft seat is provided outside the notch, and a rotating shaft is inserted inside the shaft seat, and the rotating shaft A gear is installed at one end corresponding to the notch, and a hand wheel is installed at the other end; a rack meshed with the gear is provided on the outer side of the tool seat corresponding to the notch.

Further, a scale is provided on the outside of the chute of the pressing plate.

Further, the lower surface of the pressing plate is an arc surface, and the anti-slip convex lines are evenly distributed on the arc surface.

Further, a stopper is provided on the outer side of the guide rail at the bottom of the knife holder.

Further, a scale is provided on the outside of the knife seat.

The beneficial effects achieved by the present invention are:

When the present invention is in use, the pressing plate is first fixed on the outside of the site to be operated on, and then the pressing plate is relatively closed to a certain distance, and then the knife rest is placed on the pressing plate, so that the chute on the pressing plate matches the guide rail at the bottom of the knife rest , the guide rail at the bottom of the knife holder and the stopper fix the distance between the pressure plates, then adjust the insertion of the scalpel into the incision site to a suitable depth through the hand wheel, and then pull the knife holder to slide in the direction of the guide rail and the chute, and the sliding is appropriate After a certain distance, twist the handwheel to move the scalpel vertically out of the incision site.

This process assists the chief surgeon to complete the process of vertical incision, horizontal incision, and vertical incision, and the scale and scale can accurately and intuitively control the depth of incision and the distance of incision, which reduces the difficulty of surgery to a certain extent. , It also reduces the energy and physical exertion of the chief surgeon.

After the scalpel is moved out of the incision site vertically, the whole knife holder is taken out, and the whole knife holder is placed on the operating table to avoid bacterial infection caused by contact between the scalpel and foreign objects. Wedge, take out surgical blade again, so that other parts of wedge and surgical blade and this device are sterilized and sterilized, in order to use next time.

After the knife holder is moved out as a whole, the tension of the elastic band on the outside of the pressure plate or the pressure of the user’s hand will cause the pressure plate to press the surrounding of the incision wound and at the same time drive the skin tissue on the outside of the wound to expand outward. It reduces the need for multiple medical staff to cooperate with the expansion of the wound and at the same time compresses the wound, achieving the effect of physical hemostasis and avoiding excessive bleeding of patients during the operation.

After the operation is completed, the device can also be used as an aid in wound suturing. When in use, the scalpel 23 is taken out, or the knife seat is adjusted to the top, and then the pressure plate 1 is placed outside the wound to be sutured and fixed, and then the The pressing plate 1 is closed inwardly to a suitable position, and then the knife holder 12 is fixed in the chute 2 of the pressing plate 1, so that the wound can be closed and then sutured, thus avoiding the trouble caused by the user directly manually closing the wound.

The present invention has a variety of very convenient auxiliary effects for small and medium operations with general difficulty, and is very suitable for assisting surgeons in the operation process.

Description of drawings

Fig. 1 is a schematic view of the overall structure of the first embodiment of the present invention; Fig. 2 is a schematic view of the working state of the pressing plate; Fig. 3 is a schematic view of the structure of the knife rest assembly; Fig. 4 is a schematic view of the overall structure of the second embodiment of the present invention; Figure 6 is a schematic structural view of a second elastic band; Figure 7 is a schematic structural view of part I in Figure 1; Figure 8 is a schematic structural view of part II in Figure 2.

Detailed ways

In order to make it easier for those skilled in the art to understand the present invention, the specific implementation manners of the present invention will be described below with reference to the accompanying drawings.

In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application in specific situations.

As shown in Figures 1 to 5, the multifunctional auxiliary device for surgical operation of the present invention includes relatively arranged pressing plates 1, and the pressing plates 1 can be set with different lengths according to different models. It can also be made of steel material through machining, and the latter is recommended in this implementation, because the structural rigidity of steel material is more stable, which can ensure its longer service life.

As shown in Figure 2, a chute 2 is provided on the upper surface of the pressure plate 1, and the cross-sectional shape of the chute 2 can be set as a semicircle, a rectangle, an inverted ridge shape, etc. The present embodiment adopts a semicircle, because the semicircle The inner surface of the chute is more evenly stressed during operation, its normal wear will be more uniform, and the round feel is smoother when in use.

The lower surface of the pressing plate 1 is an arc surface 3, because the pressing plate 1 needs to be in contact with the patient's skin when working, and the arc surface 3 is used as the contact surface to have a greater pressure at the point of stress during work, and the arc surface 3 is more Conducive to fit the surface of the human body, the arc surface 3 is provided with evenly distributed anti-slip convex strips 4, the convex strips 4 can increase the pressure of the arc surface 3 on the human body during the working process of the arc surface 3, and can also increase the arc The frictional force between face 3 and the human body surface makes it work more effectively.

As shown in Figure 1, the two ends of the pressing plate 1 of the first embodiment of the present invention are provided with pin shafts 5, and the pin shafts 5 can be integrally formed with the pressing plate 1, or can be fixedly connected by means of welding, threading, inserting, etc. , the device is made in one-piece molding, because the one-piece molding method can not only ensure the stability of its connection, but also reduce the cost of processing and assembly processes.

A rotatable connecting block 6 is installed on the outer side of the pin shaft 5. The shape of the connecting block 6 can be elongated or long, and it can be straight or arc-shaped. The long strip of iron, because the long strip of iron with an arc in the middle can better fit the human body in shape.

The two ends of the two oppositely arranged pressure plates 1 are connected together by two hinged connecting blocks 6, and the ends of the connecting blocks 6 are provided with a round hole 7 that is fitted with the pin shaft 5, and the round hole 7 can be rotated with the pin shaft 5 Connections can also be used to connect joints between blocks.

In this embodiment, the use method and advantage of connecting the two pressure plates together through the connecting block 6 are that during use, the relative positions of the pressure plates 1 are first brought together to a certain extent. A certain downward pressure is applied to the hinge of the connecting block 6, and at the same time, the two pressure plates 1 are respectively pressed with fingers, and the pressure plate 1 is also pressed downward when the pressure plate 1 is stretched, so that the single-handed expansion of the knife edge is achieved. For the purpose of compressing and hemostasis around the incision, this embodiment is more suitable for simple operations with smaller wounds.

As shown in Figure 4, the two ends of the pressure plate 1 of the second embodiment of the present invention are connected by a connecting body 8 with certain elasticity, and the connecting body 8 can be made of a telescoping rod with a built-in spring or a flexible rubber belt. For example, the rubber band is preferably used for connection, because the rubber band can be better attached to the surface of the human body.

The outside of pressing plate 1 offers some evenly distributed elongated holes 9, and the cross section of elongated holes 9 can be rectangular, trapezoidal, triangular, circular, etc., and the present embodiment preferably adopts trapezoidal, because the edge of trapezoidal is inclined-plane, in one body There is a certain angle during molding or machining, which can simplify the processing technology, and the long holes on the inclined plane are more convenient for its installation during use.

The long axis 10 is inserted inside the elongated hole 9, and the long axis 10 runs through the entire pressing plate 1. The outside of the long axis 10 of the left pressing plate 1 is equipped with a first elastic band 11 through the elongated hole 9. The length of the pressing plate 1 on the right is The outside of shaft 10 is equipped with second elastic band 25 by elongated hole 9, and first elastic band 11 and second elastic band 25 are flat and are made up of the material of larger elastic force, first elastic band 11 and second elastic band 11 and second elastic band 25 are flat. The other end of the elastic band 25 can be fixed to each other in the form of sticking or buckling. In this embodiment, sticking is preferably used for fixing, because sticking is more convenient and will not cause discomfort to the human body.

In this embodiment, the use mode and advantage of connecting the two pressure plates together through the connecting body 8 are that in the process of use, the pressure plate 1 is first fixed on the outside of the part of the human body that requires surgery through the elastic band 11, and then the relative positions of the pressure plates 1 are brought together. To a certain extent, after the surgical operation, the elastic band 11 will pull the pressure plate 1 to open outwards, so as to realize the purpose of widening the wound. Greater pressure achieves the effect of physical hemostasis, and liberates the trouble of manually expanding the wound for medical staff. This embodiment is more suitable for operations on larger parts of the human body.

The chute 2 corresponding to the pressing plate 1 of the present invention is provided with a matching tool holder 12, as shown in Figure 3, the shape of the tool holder 12 can be designed as an inverted "V" shape or an inverted "U" shape, and can be in the form of injection molding One-piece molding or casting in the form of casting, this embodiment adopts the form of casting to complete its production, because the cast iron material not only has better structural rigidity, but also has a certain texture when used, which is more convenient for users to operate. It is also beneficial to its service life.

The bottom of the tool holder 12 is provided with a guide rail 13 corresponding to the chute 2, and a stopper 14 is provided on the outside of the guide rail 13. The stopper 14 is located on the outside of the pressure plate 1 during operation, and can effectively limit the distance between the pressure plates 1. After the operation is completed The knife holder 12 can be directly separated from the pressure plate 1. After the knife holder 12 is separated, the pressure plate 1 will expand the wound under the pressure applied by the user or the action of the elastic band 11 and generate a certain pressure around the wound to achieve the effect of physical hemostasis.

The outside of the chute 2 of the pressure plate 1 is provided with a scale 24, the scale 24 can be fixed on the outside of the chute 2 by bonding, embedded, etc., and can also be engraved on the chute 2 by laser engraving. The outer side of the chute 2 is preferably directly engraved on the outside of the chute 2 by laser engraving in this embodiment; the user can accurately control the sliding distance of the tool holder 12 inside the chute 2 through the scale 24, and can accurately Control the length of the wound during surgery.

The top of knife rest 12 is provided with vertical slideway 13, and the cross-sectional shape of slideway 13 can adopt circular, polygonal etc., present embodiment adopts the rectangular cross-sectional shape, because the inner surface of rectangular slideway 13 is facing not The same plane can not only limit the rotation of its internal structure but also avoid the wrong direction of the internal structure during installation.

One of the side walls of the slideway 13 is provided with a gap 14, the outside of the gap 14 is provided with a shaft seat 15, and the shaft seat inside is inserted with a rotating shaft 16, and one end of the shaft 16 corresponding to the gap 14 is equipped with a gear 17, and the other end is equipped with a handwheel 18. The handwheel 18 can make the rotating shaft 16 drive the gear to rotate.

The inside of slideway 13 is equipped with knife seat 19, and the outside corresponding breach 14 of knife seat 9 is provided with tooth bar 20, and tooth bar 20 can be connected to the outside of knife seat 19 by bonding, welding, screw connection and other connection modes, also can It is directly processed on the outside of the knife seat 19 by machining. In this embodiment, it is preferably welded directly to the outside of the knife seat 19, because the welding method is common, the cost is low, the connection strength is stable, and the service life long.

The outer side of knife seat 19 is provided with scale 21, and scale 21 can be arranged on the outside of knife seat by means such as embedding and engraving, and the mode of present embodiment preferably adopts engraving to be located on the outer wall of knife seat 19, can avoid like this Falling after it is loose can also prevent it from interfering with the knife rest 12 and the knife seat 19 during the sliding process after it is loose.

The rack 20 meshes with the gear 17. When the gear 17 rotates, the rack 20 can drive the tool holder 19 to slide inside the slideway 13. By turning the hand wheel 18 to drive the gear 17, the rack can drive the tool holder 19 to move up and down, and then combine the scale 21 can intuitively adjust the height of the knife seat 19, which can avoid the operator needing to waste more energy and physical strength to control the depth of incision during the operation.

The inner side of the knife seat 19 is provided with a cavity 22, and a scalpel 23 is installed inside the cavity 22. The way that the scalpel 23 is installed in the cavity 22 can be a plug-in buckle type, a wedge press-fit type, etc., which is preferred in this embodiment. The method of wedge press-fitting should be adopted because the surgical equipment can indirectly contact the internal tissues and organs of the human body. The way of wedge press-fitting can more conveniently disinfect and sterilize the wedge and the knife holder as a whole after it is disassembled.

The present invention can not only be used for the assistance of surgical operation, but also can be used for the assistance of wound suturing. When in use, the scalpel 23 is taken out, or the knife seat is adjusted to the top, and then the pressure plate 1 is placed outside the wound to be sutured and Fix it, and then close the pressure plate 1 inward to a suitable position, and then fix the knife holder 12 in the chute 2 of the pressure plate 1, so that the wound can be closed and then sutured, thus avoiding the user from directly closing the wound manually. trouble.

The embodiments of the present invention described above are not intended to limit the protection scope of the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the claims of the present invention.

Claims (8)

1. A multifunctional auxiliary device for surgical operation, characterized in that: the surgical knife comprises pressing plates (1), wherein the two pressing plates (1) are oppositely arranged, the two ends of the pressing plates (1) are provided with connecting structures, the connecting structures are connected with the two pressing plates (1) and allow the interval between the two pressing plates to be changed, a sliding groove (2) is formed in the outer surface of each pressing plate (1), a knife rest (12) which can be matched with and separated from each pressing plate is arranged above each pressing plate (1), one end of each knife rest (12) is provided with a guide rail (13) corresponding to the sliding groove (2), the other end of each knife rest (12) is provided with a knife rest (19) which is in sliding connection with the knife rest (19), an adjusting device is arranged between each knife rest (19) and each knife rest (12), the sliding distance of each knife rest (19) can be adjusted by the adjusting device, and a surgical knife (23) is arranged inside each knife rest (19); the outside of clamp plate (1) set up at least one rectangular hole (9), rectangular hole (9) inside cartridge major axis (10), the inside major axis (10) outside installation first elastic webbing (11) of rectangular hole (9) of one of them clamp plate (1), the inside major axis (10) outside installation second elastic webbing (25) of rectangular hole (9) of another clamp plate (1), the extension end of first elastic webbing (11) and second elastic webbing (25) can laminate each other and bond.

2. A multifunctional surgical auxiliary device according to claim 1, wherein: the connecting structure comprises a pressing plate (1), wherein connecting blocks (6) rotationally connected with the pressing plate are arranged at the end parts of the pressing plate (1), and the similar ends of the two connecting blocks (6) at the same side are connected through a hinge.

3. A multifunctional surgical auxiliary device according to claim 1, wherein: the connecting structure comprises a pressing plate (1), wherein a connecting body (8) which is rotationally connected with the pressing plate (1) is arranged at the end part of the pressing plate (1), and the connecting body (8) has certain elasticity.

4. A multifunctional surgical auxiliary device according to claim 1, wherein: the adjusting device comprises a tool rest (12), a slide way (13) is arranged at one end of the tool rest (12) which is in sliding connection with a tool rest (19), a notch (14) is arranged on the side wall of the slide way (13), a shaft seat (14) is arranged on the outer side of the notch (14), a rotating shaft (16) is inserted into the shaft seat, a gear (17) is arranged at one end of the rotating shaft (16) corresponding to the notch (14), and a hand wheel (18) is arranged at the other end of the rotating shaft; the outer side of the tool apron (19) is provided with a rack (20) which is meshed with the gear (17) corresponding to the notch (14).

5. A multifunctional surgical auxiliary device according to claim 4, wherein: the outside of the chute (2) of the pressing plate (1) is provided with a graduated scale (24).

6. A multifunctional surgical auxiliary device according to claim 5, wherein: the lower surface of the pressing plate is an arc surface (3), and anti-slip convex strips (4) which are uniformly distributed are arranged on the arc surface.

7. A multifunctional surgical auxiliary device according to claim 6, wherein: the outer side of a guide rail (13) at the bottom of the tool rest (12) is provided with a stop block (14).

8. A multifunctional surgical auxiliary device according to claim 7, wherein: the outside of the tool apron (19) is provided with a scale (21).