CN218960812U

CN218960812U - Novel flap extension drag hook for breast cancer operation

Info

Publication number: CN218960812U
Application number: CN202222945890.6U
Authority: CN
Inventors: 闫帅; 陶维阳; 杜俊童; 滕立志
Original assignee: First Affiliated Hospital Of Harbin Medical University
Current assignee: First Affiliated Hospital Of Harbin Medical University
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-05-05
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to the technical field of medical instruments, in particular to a novel skin flap extension draw hook for breast cancer surgery, which comprises two draw hooks and a surgical clamp, wherein the draw hooks are arranged on the surgical clamp, the surgical clamp consists of a first clamp body, a second clamp body and a rotating assembly, the rotating assembly comprises a fluted disc, a rotary disc and a connecting piece, the first clamp body consists of a first fixing rod and a first pull rod, the first fixing rod and the first pull rod are respectively fixed on the rotary disc, the second clamp body consists of a second fixing rod and a second pull rod, the second fixing rod and the second pull rod are respectively fixed on the fluted disc, the fluted disc is rotationally connected with the rotary disc through the connecting piece, the two draw hooks are respectively fixed at the end parts of the first pull rod and the second pull rod, and the surgical clamp and the rotating assembly are matched for use, so that the first clamp body and the second clamp body can keep a stable state after being unfolded, the pulling effect on the skin flap is good, the two draw hooks can be effectively expanded, and the tissue at the skin flap can be conveniently unfolded.

Description

Novel flap extension drag hook for breast cancer operation

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a novel flap extension drag hook for breast cancer surgery.

Background

At present, breast cancer becomes a first killer threatening the life and health of women, the cause of the breast cancer is not completely clear, and researches show that certain regularity exists in the incidence of the breast cancer, and women with high risk factors of the breast cancer are easy to suffer from the breast cancer. The high risk factor refers to various risk factors related to the onset of breast cancer, and the risk factor of most breast cancer patients is called as the high risk factor of breast cancer. Early detection and early diagnosis of breast cancer are key to improving curative effect. Breast cancer improvement radical surgery is the mainstream of surgical treatment, and flap retractor is an instrument necessary for surgery and used for hooking flaps during surgery to expose the surgical field.

For this chinese patent publication No. CN207545137U, a skin flap retractor for breast cancer surgery is disclosed, comprising: the front end face of the accommodating plate is provided with an accommodating groove along the length direction; the first pull rod is provided with a first drag hook at one end, and the other end of the first pull rod is rotatably arranged in the accommodating groove and can slide between a first position and a second position along the accommodating groove; when the first pull rod slides to the first position, the other end of the first pull rod is positioned in the middle of the accommodating groove, and when the first pull rod slides to the second position, the other end of the first pull rod is propped against the right side wall of the accommodating groove and can be accommodated in the accommodating groove after rotating; the handle is arranged on the rear end face of the accommodating plate and is used for holding the accommodating plate, and the flap retractor has the beneficial effects that the first pull rod can be accommodated in the accommodating groove after rotating, so that the first pull rod can be accommodated in the accommodating groove when an operation is performed without using the first retractor, the first pull rod is hidden in the accommodating plate, and the first retractor is prevented from being exposed to scratch an operator or accidentally injure other people.

However, when the skin flap retractor is used, problems still exist, firstly, after the skin flap is pulled, the positions of the first retractor and the second retractor are not easy to fix, so that the positions of the first retractor and the second retractor at the skin flap are deviated, the pulling effect of the skin flap is affected, the skin flap can be pulled out, and secondly, when the first pull rod and the second pull rod are operated, the skin flap can be pulled out, but because the operation movement distance of the first retractor and the second retractor is limited, the stretching range of the skin flap is limited, and the skin flap is inconvenient to operate on tissues at the skin flap.

Therefore, a new flap extension retractor for breast cancer surgery needs to be designed to solve the above problems.

Disclosure of Invention

The utility model aims to provide a novel flap extension draw hook for breast cancer surgery, which aims to solve the problems that after the flaps are pulled, the draw hook is easy to deviate, so that the pulling effect of the flaps is poor, the operation is not easy to perform, and the operation and movement distance of the conventional flap draw hook is limited, so that the stretching amplitude of the flaps is limited, and the operation on tissues at the flaps is inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel skin flap extension drag hook for breast cancer operation, includes two drag hooks and is used for controlling the operation pincers of drag hook, just the drag hook dress is on the operation pincers, its the operation pincers comprise first body of the pincers, second body of the pincers and rotating the subassembly, the rotating the subassembly and including fluted disc, carousel and connecting piece, first body of the pincers comprises first dead lever and first pull rod, first dead lever and first pull rod are fixed respectively on the carousel, and the second body of the pincers comprises second dead lever and second pull rod, just second dead lever and second pull rod are fixed respectively on the fluted disc, the fluted disc passes through the connecting piece rotation with the carousel and is connected, two the drag hook is fixed respectively at the tip of first pull rod and second pull rod.

Preferably, the first fixing rod and the second fixing rod are integrally formed with a handle at one end far away from the rotating assembly.

Preferably, the connecting piece comprises connecting pile, end cover and spring, the axle center of fluted disc and carousel is passed in proper order to the connecting pile, the fluted disc passes through the connecting pile and rotates with the carousel to be connected, the end cover passes through threaded connection with the connecting pile and is fixed, the spring cover is established on the connecting pile.

Preferably, the top of the fluted disc and the bottom of the turntable are uniformly fixed with meshing teeth, and the fluted disc is in meshing connection with the turntable through the meshing teeth.

Preferably, two ends of the spring are respectively propped against the turntable and the end cover.

Preferably, the first fixing rod abuts against the second fixing rod.

Preferably, the first pull rod and the second pull rod are propped against each other.

Preferably, one end of the draw hook far away from the surgical forceps is in a hook shape, and the other end of the draw hook is in a cylindrical shape.

Preferably, the ends of the first pull rod and the second pull rod are provided with round grooves matched with the end cylinders of the draw hooks.

Preferably, the end cylinder of the draw hook is made of magnetic materials, and the end cylinder of the draw hook is connected with the circular groove in an inserting way and fixed magnetically.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation of operation pincers and rotating assembly, not only can ensure that first pincers body and second pincers body keep steady state after propping up for the drag hook is effectual to the pulling-open of skin flap, can also the effectual scope of propping up of two drag hooks of expanding, is favorable to carrying out the operation to the tissue of skin flap department.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic view of the cross-sectional structure of the utility model in the direction A-A of FIG. 3;

FIG. 5 is a schematic view of the overall mechanism of the present utility model after opening;

FIG. 6 is a schematic diagram of the overall explosive structure of the present utility model;

fig. 7 is an enlarged overall structure of the flap retractor of fig. 6 according to the present utility model.

In the figure: 1. a drag hook; 2. a first fixing rod; 3. a second fixing rod; 4. a first pull rod; 5. a second pull rod; 6. a rotating assembly; 61. fluted disc; 62. a turntable; 63. connecting piles; 64. an end cap; 65. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, embodiments of the present utility model are provided:

the utility model provides a novel skin flap extension drag hook for breast cancer operation, including two drag hooks 1 and be used for controlling the operation pincers of drag hook 1, and drag hook 1 dress is on the operation pincers, the operation pincers comprise first body of the clamp, second body of clamp and rotating assembly 6, rotating assembly 6 includes fluted disc 61, carousel 62 and connecting piece, first body of clamp comprises first dead lever 2 and first pull rod 4, first dead lever 2 and first pull rod 4 are fixed respectively on carousel 62, the second body of clamp comprises second dead lever 3 and second pull rod 5, and second dead lever 3 and second pull rod 5 are fixed respectively on fluted disc 61, and fluted disc 61 passes through the connecting piece rotation with carousel 62 and is connected, two drag hooks 1 are fixed respectively at the tip of first pull rod 4 and second pull rod 5, what needs to be explained is, as shown in fig. 1, first dead lever 2 offsets with second dead lever 3, first pull rod 4 offsets with second pull rod 5, pull rod 4 and second dead lever 3 pull rod 4 are fixed respectively on carousel 62, second pull rod 3 is constituteed with second pull rod 3, and second pull rod 5 is shown in order to open the skin flap 5, thereby can make the skin flap operation be done with the second pull rod 1, can be more open the skin flap operation, thereby the skin flap can be opened with the large-flap operation area is realized, the skin flap operation is realized, and the skin flap is opened with the second pull rod is opened, and the skin flap operation is opened, and the skin flap is opened.

Further, as shown in fig. 1, in order to facilitate the operation of the first fixing rod 2 and the second fixing rod 3, handles are integrally formed at the ends of the first fixing rod 2 and the second fixing rod 3 far from the rotating assembly 6, so that a doctor can hold the first fixing rod 2 and the second fixing rod 3 to operate the two draw hooks 1 for performing an operation.

Further, as shown in fig. 1 and 6, the connecting piece is composed of a connecting pile 63, an end cover 64 and a spring 65, the connecting pile 63 sequentially penetrates through the axes of the fluted disc 61 and the turntable 62, the fluted disc 61 is rotationally connected with the turntable 62 through the connecting pile 63, the end cover 64 is fixedly connected with the connecting pile 63 through threads, and the spring 65 is sleeved on the connecting pile 63, so that the purpose of expanding movement of the first pull rod 4 and the second pull rod 5 is achieved, and further the two pulling hooks 1 can expand skin flap tissues.

Further, as shown in fig. 6, considering that after the skin flap tissue is spread by the two drag hooks 1, the spreading state needs to be maintained, so as to perform the operation safely, in order to avoid the offset of the two drag hooks 1, the top of the fluted disc 61 and the bottom of the turntable 62 are both uniformly fixed with the meshing teeth, the fluted disc 61 and the turntable 62 are connected through the meshing teeth, and the two ends of the spring 65 are respectively abutted against the turntable 62 and the end cover 64, in specific operation, a doctor holds the handle and performs the spreading action, so that the first pull rod 4 and the second pull rod 5 relatively move, at this moment, the turntable 62 moves upwards to release the meshing relationship between the fluted disc 61 and the turntable 62, the spring 65 is compressed, when the skin flap tissue is spread to a proper position by the two drag hooks 1, the doctor stops performing the spreading action, at this moment, the spring 65 releases the elasticity, and the turntable 62 is abutted against the surface of the fluted disc 61, so that the turntable 62 is in meshed connection with the fluted disc 61, and the turntable 62 does not relatively move with the fluted disc 61, and the positions of the two drag hooks 1 at the skin flap tissue are maintained, so that the doctor is facilitated to perform the safe operation on the skin flap tissue.

Further, one end of the draw hook 1 far away from the surgical forceps is in a hook shape so as to achieve the purpose of hooking skin flap tissues, the other end of the draw hook 1 is cylindrical, and round grooves matched with the cylinders at the end parts of the draw hook 1 are formed in the end parts of the first draw rod 4 and the second draw rod 5 so as to install the two draw hooks 1 at the end parts of the first draw rod 4 and the second draw rod 5, so that surgical operation is performed.

Further, as shown in fig. 6 and 7, in order to facilitate the disassembly of the retractor 1, the retractor 1 is detached from the forceps for comprehensive cleaning and disinfection, so that the end cylinder of the retractor 1 is made of magnetic materials, and the end cylinder of the retractor 1 is connected with the circular groove in an inserting way and is fixed magnetically, when the retractor needs to be disassembled, only two retractors 1 are required to be pulled down from the ends of the first pull rod 4 and the second pull rod 5 respectively, and the operation is simple and convenient, and the practicality is high.

Working principle: when the retractor 1 is required to be used for operation, the ends of the two retractors 1 are inserted into the circular grooves at the ends of the first pull rod 4 and the second pull rod 5, and under the action of magnetic connection, the two retractors 1 are respectively fixed at the ends of the first pull rod 4 and the second pull rod 5.

Then, the doctor holds the handles at the end parts of the first fixing rod 2 and the second fixing rod 3 by one hand, and the hands are used for performing the opening motion, so that the first fixing rod 2 and the second fixing rod 3 are opened, the fluted disc 61 and the rotary disc 62 are stressed, the rotary disc 62 is enabled to move upwards for a certain distance, at the moment, the fluted disc 61 and the rotary disc 62 are in a disengaged connection, the first pull rod 4 and the second pull rod 5 are enabled to perform the opening motion, at the moment, the spring 65 is compressed, and finally, the two drag hooks 1 perform the relative motion, so that the purpose of opening skin flap tissues is achieved.

After the skin flap tissue is spread, the doctor stops the spreading action, and at the moment, the spring 65 releases elastic potential energy to enable the turntable 62 to be meshed with the fluted disc 61, so that the turntable 62 and the fluted disc 61 are ensured not to move relatively, and further, the relative positions of the first pull rod 4 and the second pull rod 5 are ensured to be limited, so that the two draw hooks 1 can maintain the spreading state, and the doctor can perform operation on the skin flap tissue conveniently.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel skin flap extension drag hook for breast cancer operation, includes two drag hooks (1) and is used for controlling the operation pincers of drag hook (1), just drag hook (1) dress is on the operation pincers, its characterized in that: the surgical forceps comprise a first forceps body, a second forceps body and a rotating assembly (6), the rotating assembly (6) comprises a fluted disc (61), a rotary disc (62) and a connecting piece, the first forceps body comprises a first fixing rod (2) and a first pull rod (4), the first fixing rod (2) and the first pull rod (4) are respectively fixed on the rotary disc (62), the second forceps body comprises a second fixing rod (3) and a second pull rod (5), the second fixing rod (3) and the second pull rod (5) are respectively fixed on the fluted disc (61), the fluted disc (61) is connected with the rotary disc (62) through the connecting piece in a rotating mode, and the two drag hooks (1) are respectively fixed at the end portions of the first pull rod (4) and the second pull rod (5).

2. The novel flap extension retractor for breast cancer surgery according to claim 1, wherein: the handles are integrally formed at one ends of the first fixing rod (2) and the second fixing rod (3) far away from the rotating assembly (6).

3. The novel flap extension retractor for breast cancer surgery according to claim 1, wherein: the connecting piece comprises connecting pile (63), end cover (64) and spring (65), connecting pile (63) pass the axle center of fluted disc (61) and carousel (62) in proper order, fluted disc (61) are connected with carousel (62) rotation through connecting pile (63), end cover (64) are fixed through threaded connection with connecting pile (63), spring (65) cover is established on connecting pile (63).

4. A novel flap extension retractor for breast cancer surgery according to claim 3, wherein: the top of the fluted disc (61) and the bottom of the rotary disc (62) are uniformly fixed with meshing teeth, and the fluted disc (61) is connected with the rotary disc (62) through meshing teeth.

5. A novel flap extension retractor for breast cancer surgery according to claim 3, wherein: both ends of the spring (65) are respectively propped against the turntable (62) and the end cover (64).

6. The novel flap extension retractor for breast cancer surgery according to claim 1, wherein: the first fixing rod (2) is propped against the second fixing rod (3).

7. The novel flap extension retractor for breast cancer surgery according to claim 1, wherein: the first pull rod (4) and the second pull rod (5) are propped against each other.

8. The novel flap extension retractor for breast cancer surgery according to claim 1, wherein: one end of the drag hook (1) far away from the surgical forceps is in a hook shape, and the other end of the drag hook (1) is in a cylindrical shape.

9. The novel flap extension retractor for breast cancer surgery of claim 8, wherein: the ends of the first pull rod (4) and the second pull rod (5) are provided with round grooves which are matched with the end cylinders of the draw hook (1).

10. The novel flap extension retractor for breast cancer surgery according to claim 9, wherein: the end cylinder of the draw hook (1) is made of magnetic materials, and the end cylinder of the draw hook (1) is connected with the circular groove in an inserting mode and fixed magnetically.