CN215129230U

CN215129230U - Operation traction device

Info

Publication number: CN215129230U
Application number: CN202023335686.XU
Authority: CN
Inventors: 刘倩; 刘荫华; 杨方林; 程达
Original assignee: Peking University First Hospital; Hangzhou Kangji Medical Instrument Co Ltd
Current assignee: Peking University First Hospital; Hangzhou Kangji Medical Instrument Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-12-14
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of medical instrument, especially, relate to an operation tractive device. The utility model discloses, to the tractive device among the prior art, at the poor problem of the flexible operation degree of operation process, provide operation tractive device, including the assembly body that is used for linking bridge, still including connecting the installation mechanism on the assembly body and connecting the tractive piece on installation mechanism, be equipped with on the installation mechanism to installation mechanism in sunken with tractive piece matched with centre gripping recess, when the tractive piece gomphosis is in the centre gripping recess, elastic deformation takes place for tractive piece and/or installation mechanism. The utility model discloses tractive spare gomphosis makes the two connect through the pressure that elastic deformation produced in the centre gripping recess of installation mechanism, the dismouting and the position control of being convenient for, can increase or reduce the quantity of tractive spare and adjust the height of single tractive spare at any time as required among the operation process, improved the flexible operation degree of operation process.

Description

Operation traction device

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to an operation tractive device.

Background

At present, with the development of medical science and technology and the synchronous requirements of people on health and beauty. Mammary gland diseases are common diseases in clinic, but the skin tissue of a breast is soft and difficult to fix, so that an assistant is needed to assist a main doctor in the breast surgery process, the assistant can expose the gap between the skin and the superficial fascia to the maximum extent by pulling the skin of the breast, and a clearer surgical view and a clearer operation space are provided for the doctor so as to perform surgical operation. Because the fat layer in the breast is greasy, the traction work of an assistant is difficult, the whole operation process consumes more time and energy, and the concentration degree of a doctor in a main scalpel and the operation quality are influenced. The traction device in the prior art is used for realizing traction, but the operation flexibility degree of the traction device in the prior art in the operation process is poor.

For example, chinese patent literature discloses a traction support for breast surgery [ CN201821587384.1], which comprises a clamping device, a traction line, a spool box, a connecting line, a fixed disk, an embedding groove, a universal ball and a fixing frame, wherein the spool box is connected with two traction lines, the tail end of the traction line is connected with the clamping device, the clamping device is a magnet with strong magnetic force, the connecting line is wound in the spool box, the tail end of the connecting line is provided with a hanging ring, the bottom surface of the fixed disk is provided with a hook, the connecting line is hung on the hook through the hanging ring and is connected with the fixed disk, the top surface of the fixed disk is provided with an embedding groove, the universal ball is embedded in the embedding groove, the universal ball freely rotates in the embedding groove, and the universal ball is provided with the fixing frame.

The utility model discloses a have and can provide enough big operating space for the doctor, and because the attractive force effect of magnet, can not harm the advantage of patient's skin, but it still does not solve above-mentioned problem.

Disclosure of Invention

The utility model aims at the above problem and provides a surgical traction device which is convenient to adjust and operate.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides an operation tractive device, is including the assembly body that is used for linking bridge, still including connecting installation mechanism and the tractive spare of connection on installation mechanism on the assembly body, installation mechanism is last to be equipped with to installation mechanism in sunken with tractive spare matched with centre gripping recess, when tractive spare gomphosis in centre gripping recess, tractive spare and/or installation mechanism take place elastic deformation.

In the above-mentioned operation traction device, the mounting mechanism includes a connecting rod and at least one extrusion component that are connected to each other, one end of the connecting rod is connected with the assembly body, the mounting mechanism further includes a mounting arm, one end of the mounting arm is fixedly connected to the extrusion component, and the clamping groove is disposed on the mounting arm.

In the above-mentioned surgical traction apparatus, the mounting arms are connected to the pressing members in a one-to-one correspondence.

In foretell operation traction device, extrusion subassembly includes the extrusion piece and link up the connecting hole of extrusion piece, and the connecting rod is located the connecting hole, still is equipped with the regulation gap on the extrusion piece, and the border of extrusion piece is link up to the one end in regulation gap, and the other end and the connecting hole looks UNICOM, and first adjusting screw rotates to be connected on the extrusion piece, and the one end of first adjusting screw link up through the regulation gap and rotate first adjusting screw and can make the width in regulation gap reduce.

In the above-mentioned operation traction device, the two extrusion assemblies are parallel to each other, the two extrusion assemblies are sequentially arranged along the axial lead direction of the connecting rod, the mounting arms are arc-shaped, and the bending directions of the two mounting arms respectively connected to the two extrusion assemblies are opposite.

In the above-mentioned operation traction device, the body is provided with the second adjusting screw and the positioning through hole, one end of the connecting rod is inserted into the positioning through hole, and the second adjusting screw is rotated to enable one end of the second adjusting screw to be pressed on the connecting rod.

In the above-mentioned surgical retractor, the retractor includes an elastic pull rod and a metal hook fixedly connected to one end of the elastic pull rod.

In the above-mentioned surgical retractor, the metal hook head includes at least one metal hook capable of pulling the skin.

In the above-mentioned surgical traction apparatus, the elastic pull rod is a silicone tube.

In the operation traction device, the body is further provided with a hand wheel and a positioning channel, the positioning channel penetrates through two sides of the body, the hand wheel is rotatably connected with the body, one end of the hand wheel extends into the positioning channel, one end of the support extends into the positioning channel, one end of the hand wheel can be pressed on the side face of the support by rotating the hand wheel, and the axial lead of the hand wheel is perpendicular to the side face of the support.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a tractive spare gomphosis makes the two connect through the pressure that elastic deformation produced in the centre gripping recess of installation mechanism, the dismouting and the position control of being convenient for, and the operation in-process can increase or reduce the quantity of tractive spare and adjust the height of single tractive spare as required at any time, has improved the flexible operation degree of operation process.

2. The utility model discloses use the elasticity pull rod that at least one metal crotch and silicone tube made to constitute the tractive piece, because the elasticity pull rod has elasticity, when realizing to patient's skin elasticity tensile like this, have simple to operate's effect, both can stably tractive skin, also can prevent to cause the harm to skin at the long-term operation in-process, guarantee that the operation is safe goes on smoothly.

Drawings

Fig. 1 is an exploded view of the present invention;

FIG. 2 is a schematic structural view of a part of the structure of the present invention;

in the figure: the device comprises a support 1, an assembly body 2, an installation mechanism 3, a traction piece 4, a clamping groove 5, a connecting rod 6, an extrusion assembly 7, an installation arm 8, an extrusion block 9, a connecting through hole 10, an adjusting gap 11, a first adjusting screw 12, a body 13, a second adjusting screw 14, a positioning through hole 15, a positioning channel 16, an elastic pull rod 17, a metal hook 18, a metal hook 19 and a hand wheel 20.

Detailed Description

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

Referring to fig. 1, the present embodiment mainly includes an assembly body 2 for connecting a bracket 1, and further includes an installation mechanism 3 connected to the assembly body 2, and a pulling member 4 connected to the installation mechanism 3, wherein the installation mechanism 3 is provided with a clamping groove 5 recessed into the installation mechanism 3 and matching with the pulling member 4, and when the pulling member 4 is embedded in the clamping groove 5, the pulling member 4 and/or the installation mechanism 3 elastically deforms.

The utility model discloses in, be equipped with on installation mechanism 3 to the sunken centre gripping recess 5 in installation mechanism 3, when the operation, the adjustment assembly body 2 can make installation mechanism 3 move suitable position for support 1, make the 4 gomphosis of tractive piece in centre gripping recess 5 afterwards, elastic deformation takes place for tractive piece 4 and installation mechanism 3 at least one this moment, tractive piece 4 stable connection is on installation mechanism 3, can follow the axial displacement tractive piece 4 of tractive piece 4 according to the concrete demand of operation and adjust the tractive height, also can dismantle or install tractive piece 4 in order to increase and decrease quantity. The event the utility model discloses a 4 gomphosis of tractive spare make the two connect through the pressure that elastic deformation produced in installation mechanism 3's centre gripping recess 5, and the dismouting and the position control of being convenient for can increase or reduce the quantity of tractive spare 4 and adjust single tractive spare 4's height as required at any time in the operation process, have improved the flexible operation degree of operation process. Referring to fig. 1 and 2, the mounting mechanism 3 includes a connecting rod 6, at least one squeezing component 7 and a mounting arm 8, one end of the connecting rod 6 is connected to the squeezing component 7, and the other end is connected to the assembly body 2, so as to stably connect the squeezing component 7 to the assembly body 2; in addition, the mounting arms 8 are correspondingly connected with the extrusion assemblies 7 one by one, so that the independent adjustment of the positions of the mounting arms 8 can be realized. One end of the mounting arm 8 is fixedly connected to the extrusion component 7, and the clamping grooves 5 of the embedding pulling pieces 4 are regularly arranged on the mounting arm 8.

Preferably, the scheme is provided with two mutually parallel extrusion assemblies 7, the two extrusion assemblies 7 are sequentially arranged along the axial lead direction of the connecting rod 6, the mounting arm 8 on each extrusion assembly 7 is in a circular arc shape, the bending directions are opposite, and the mounting arms 8 form an approximately closed ring shape in a top view angle. In the operation process, the mounting arm 8 in the shape is matched with the shape of the breast, the number of the clamping grooves 5 required by the operation can be met, the operation view of a doctor is not blocked in the annular shape, and the operation is most effectively ensured.

Referring to fig. 1 and 2, the extrusion assembly 7 includes an extrusion block 9, the extrusion block 9 is further provided with a connection through hole 10, an adjustment gap 11 and a first adjustment screw 12, the connection through hole 10 penetrates through the extrusion block 9, one end of the adjustment gap 11 penetrates through the edge of the extrusion block 9, the other end of the adjustment gap 11 is communicated with the connection through hole 10, the first adjustment screw 12 is rotatably connected to the extrusion block 9, and one end of the first adjustment screw penetrates through the adjustment gap 11. During adjusting device, put connecting rod 6 in connect the via hole 10, rotate first adjusting screw 12 and can make the width of adjusting gap 11 reduce, extrusion piece 9 laminates connecting rod 6 gradually, realizes the stable combination of extrusion subassembly 7 and connecting rod 6, and when needs adjustment axial height, first adjusting screw 12 of antiport can make extrusion subassembly 7 and connecting rod 6 separation fast, effectively adapts to the various circumstances of operation in-process.

Referring to fig. 1 and 2, the assembly body 2 includes a handwheel 20, a positioning channel 16, and a body 13, the body 13 is provided with a second adjusting screw 14 and a positioning through hole 15, one end of the connecting rod 6 is inserted into the positioning through hole 15, and one end of the bracket 1 is located in the positioning channel 16. One end of the second adjusting screw 14 can be pressed on the connecting rod 6 by rotating the second adjusting screw 14, so that the assembly body 2 is stably combined with the connecting rod 6; twisting the hand wheel 20 can make one end of hand wheel 20 press and establish on support 1, realize assembly body 2 and the stable combination of support 1. This embodiment has all set up convenient operation and guaranteed stable subassembly to device axial and radial nimble removal, and wrench movement second adjusting screw 14 and hand wheel 20 can realize fast assembly body 2 and connecting rod 6 and support 1's stable connection or separation promptly, and the maximize promotes the operation and goes on smoothly.

Referring to fig. 1 and 2, the pulling member 4 includes an elastic rod 17 and a metal hook 18 fixedly connected to one end of the elastic rod 17. Preferably, the elastic pull rod 17 is a silicone tube, so that the axial moving distance of the traction piece 4 can be changed at any time according to specific requirements in the operation process, and the skin can be stably pulled. But metal eave tile 18 includes the metal crotch 19 of at least one tractive skin, and the quantity of metal crotch 19 can be one also can be for a plurality of promptly, and the actual need that has different quantity metal crotch 19 can choose for use according to the operation 4 has enlarged the utility model discloses a suitable scene.

The utility model discloses a theory of operation is: when the utility model is used, the lower end of the connecting rod 6 is firstly placed into the connecting through holes 10 of the two extrusion components which are parallel to each other, the two extrusion components 7 are sequentially arranged along the axial lead direction of the connecting rod 6, the arc-shaped mounting arm 8 is adjusted to form an approximate closed ring shape, and then the first adjusting screw 12 is rotated to enable the extrusion block 9 to be closely extruded and attached with the connecting rod 6, so that the stable connection between the extrusion components and the connecting rod is realized; secondly, the upper end of the connecting rod is placed into the positioning through hole 15 of the body 13, and the second adjusting screw 14 is rotated to enable one end of the second adjusting screw 14 to be pressed on the connecting rod 6, so that the assembly body 2 is stably combined with the connecting rod 6; then put one end of the support 1 into the positioning channel 16, namely the assembly body 2 is connected with the support 1, twist the hand wheel 20 to press one end of the hand wheel 20 on the support 1, realize the stable combination of the assembly body 2 and the support 1, finally embed the traction piece 4 into the clamping groove 5 of the mounting arm 8, make the axial moving distance of the traction piece 4 can be changed at any time according to the specific requirement, and obtain better traction effect in the operation process. The utility model discloses a 4 gomphosis of tractive spare make the two connect through the pressure that elastic deformation produced in installation mechanism 3's centre gripping recess 5, and the dismouting and the position control of being convenient for can increase or reduce the quantity of tractive spare 4 and adjust single tractive spare 4's height as required at any time in the operation process, have improved the flexible operation degree of operation process.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the support 1, the assembly body 2, the mounting mechanism 3, the pulling element 4, the clamping groove 5, the connecting rod 6, the pressing component 7, the mounting arm 8, the pressing block 9, the connecting through hole 10, the adjusting gap 11, the first adjusting screw 12, the body 13, the second adjusting screw 14, the positioning through hole 15, the positioning channel 16, the elastic pull rod 17, the metal hook 18, the metal hook 19, the hand wheel 20 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an operation tractive device, is including assembly body (2) that are used for linking bridge (1), its characterized in that, still including connecting installation mechanism (3) on assembly body (2) and connecting tractive spare (4) on installation mechanism (3), be equipped with on installation mechanism (3) to installation mechanism (3) in sunken with tractive spare (4) matched with centre gripping recess (5), when tractive spare (4) gomphosis is in centre gripping recess (5), elastic deformation takes place for tractive spare (4) and/or installation mechanism (3).

2. Surgical pulling device according to claim 1, wherein the mounting mechanism (3) comprises a connecting rod (6) and at least one squeezing member (7) which are connected to each other, wherein one end of the connecting rod (6) is connected to the assembly body (2), wherein the mounting mechanism (3) further comprises a mounting arm (8), wherein one end of the mounting arm (8) is fixedly connected to the squeezing member (7), and wherein the clamping groove (5) is arranged on the mounting arm (8).

3. A surgical retractor according to claim 2 wherein the mounting arms (8) are connected to the compression assemblies (7) in a one to one correspondence.

4. Surgical pulling device according to claim 2, wherein the squeezing assembly (7) comprises a squeezing block (9) and a connecting through hole (10) penetrating through the squeezing block (9), the connecting rod (6) is located in the connecting through hole (10), an adjusting gap (11) is further formed in the squeezing block (9), one end of the adjusting gap (11) penetrates through the edge of the squeezing block (9), the other end of the adjusting gap is communicated with the connecting through hole (10), a first adjusting screw (12) is rotatably connected to the squeezing block (9), one end of the first adjusting screw (12) penetrates through the adjusting gap (11), and the width of the adjusting gap (11) can be reduced by rotating the first adjusting screw (12).

5. A surgical pulling device according to claim 2, wherein the two squeezing assemblies (7) are parallel to each other, the two squeezing assemblies (7) are sequentially arranged along the axial line direction of the connecting rod (6), the mounting arm (8) is arc-shaped, and the bending directions of the two mounting arms (8) respectively connected to the two squeezing assemblies (7) are opposite.

6. Surgical retractor according to claim 2, wherein the assembly body (2) comprises a body (13), the body (13) is provided with a second adjusting screw (14) and a positioning through hole (15), one end of the connecting rod (6) is inserted into the positioning through hole (15), and the second adjusting screw (14) is rotated to enable one end of the second adjusting screw (14) to be pressed on the connecting rod (6).

7. Surgical retractor according to claim 1, wherein the retractor member (4) comprises an elastic pull rod (17) and a metal hook (18) fixedly connected to one end of the elastic pull rod (17).

8. Surgical retractor according to claim 6, wherein the metallic hook head (18) comprises at least one metallic hook (19) for pulling the skin.

9. A surgical retractor according to claim 6 wherein said resilient pull rod (17) is a silicone tube.

10. The operation traction device according to claim 6, wherein a hand wheel (20) and a positioning channel (16) are further arranged on the body (13), the positioning channel (16) penetrates through two sides of the body (13), the hand wheel (20) is rotatably connected with the body (13) and one end of the hand wheel extends into the positioning channel (16), one end of the support (1) extends into the positioning channel (16), one end of the hand wheel (20) can be pressed on the side face of the support (1) by rotating the hand wheel (20), and the axial lead of the hand wheel (20) is perpendicular to the side face of the support (1).