CN217853134U

CN217853134U - Nail bin swinging mechanism and endoscope anastomat

Info

Publication number: CN217853134U
Application number: CN202221281970.XU
Authority: CN
Inventors: 杨君; 石鸿飞
Original assignee: Baoma Medical Technology Wuxi Co ltd
Current assignee: Baoma Medical Technology Wuxi Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-22
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a nail storehouse swing mechanism and chamber mirror anastomat, nail storehouse swing mechanism includes barrel subassembly, rotating head and nail storehouse subassembly, and steering lock, steering support, rotating cam and steering linkage are equipped with to the rotating head inside, and steering support and steering lock cooperation are arranged, and steering support can slide relatively to the steering lock, and rotating cam installs on the steering lock and rotating cam bottom portion is equipped with the rotating cam round pin, is equipped with on the steering support with rotating cam round pin complex steering hole and with steering linkage complex steering lug, this steering hole is the triangle-shaped setting; the endoscope anastomat comprises the nail bin swinging mechanism. In this way, the utility model discloses nail storehouse swing mechanism and chamber mirror anastomat can ensure the more stable law of the horizontal hunting of nail storehouse subassembly, compare nail storehouse subassembly horizontal hunting more accurate controllable with current chamber mirror anastomat, and it is more convenient to operate, can also reduce the anastomat percussion back force value simultaneously.

Description

Nail bin swinging mechanism and endoscope anastomat

Technical Field

The utility model relates to an anastomat technical field especially relates to a nail storehouse swing mechanism and chamber mirror anastomat.

Background

Staplers are devices used in surgery to replace manual suturing, working on the principle of severing or stapling tissue with titanium staples, similar to staplers. Compared with the traditional manual suture, the stapler suture has the following advantages: the suture is quick, the operation is simple, and the operation time is saved; the disposable is used for one time, so that cross infection is avoided; titanium nails or stainless steel nails are used, and the sewing is tight and the tightness is proper; has the advantages of less side effect, less operation complication and the like, and also ensures that the focus of the tumor operation which cannot be resected in the past can be resected, thus being popular with surgeons.

The anastomat is divided into an endoscopic anastomat, a linear anastomat, a circular anastomat, an arc anastomat and the like, wherein the endoscopic anastomat is frequently applied to digestive organ operations such as gastrointestinal tract and the like, so that the application frequency is highest.

In order to have better operation field of vision and better operation angle in traditional operation, can set up horizontal hunting mechanism on chamber mirror anastomat to realize the swing of nail storehouse subassembly in the work, thereby realize better operation field of vision and operating range, made things convenient for the operation.

Although the endoscope anastomat on the market can swing left and right at the back, the swing angle can not be accurately controlled in the swing process, the endoscope anastomat is easy to shake, and the problem that steering control is not accurate enough is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a nail storehouse swing mechanism and chamber mirror anastomat, can ensure the more stable law of the horizontal hunting of nail storehouse subassembly, compares nail storehouse subassembly horizontal hunting more accurate controllable with current chamber mirror anastomat, and it is more convenient to operate, can also reduce the anastomat percussion value of backing force simultaneously.

In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a staple cartridge rocking mechanism including: a gun tube component, a rotating head arranged at the near end of the gun tube component and a nail bin component arranged at the far end of the gun tube component,

the steering lock, the steering support, the rotating cam and the steering pull rod are arranged in the rotating head, the steering support and the steering lock are arranged in a matched mode, the steering support can slide relative to the steering lock, the rotating cam is arranged on the steering lock, the bottom end portion of the rotating cam is provided with a rotating cam pin, the steering support is provided with a steering hole matched with the rotating cam pin, the steering support is further provided with a steering convex block matched with the steering pull rod,

the steering holes are arranged in a triangular shape, the rotating cam pin extends into the triangular steering holes so that the circular motion of the rotating cam is converted into the axial reciprocating motion of the steering support, and then the nail bin assembly is controlled to swing left and right through the steering pull rod.

In a preferred embodiment of the present invention, the rotating head includes an upper rotating head and a lower rotating head which are fastened together, the steering lock, the steering bracket and the rotating cam are disposed in a cavity between the upper rotating head and the lower rotating head, and the upper rotating head is provided with a knob for controlling the rotating cam to rotate.

In a preferred embodiment of the present invention, the steering bracket includes a first bracket plate, a second bracket plate and a steering protrusion, the first bracket plate, the second bracket plate and the steering protrusion are integrally formed, the second bracket plate is formed by vertically bending a rear side edge of the first bracket plate, and the steering protrusion is formed by vertically bending a side end portion of the second bracket plate.

In a preferred embodiment of the present invention, the steering lock has a first supporting surface and a second supporting surface, the first supporting surface is parallel to the horizontal plane, the second supporting surface is perpendicular to the horizontal plane, wherein the first supporting plate is disposed at the first supporting surface of the steering lock, and the second supporting plate is disposed at the second supporting surface of the steering lock.

In a preferred embodiment of the present invention, the turning hole is located on the first support plate, and the three top corners of the turning hole are transited through an arc.

In a preferred embodiment of the present invention, the steering protrusion is disposed in the through hole of the first end of the steering rod, and the second end of the steering rod is rotatably connected to the cartridge assembly.

In a preferred embodiment of the present invention, the lock is provided with a sliding stopper at one end thereof, and the first support plate of the steering support is provided with a limiting groove for inserting the sliding stopper at the end thereof.

For solving the technical problem, the utility model discloses a another technical scheme is: provides an endoscope anastomat which comprises the nail bin swinging mechanism.

The beneficial effects of the utility model are that: the utility model discloses nail storehouse swing mechanism and chamber mirror anastomat ensure the more stable law of the horizontal hunting of nail storehouse subassembly, compare nail storehouse subassembly horizontal hunting more accurate controllable with current chamber mirror anastomat, it is more convenient to operate, can also reduce the anastomat percussion back-off power value simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a schematic structural view of a preferred embodiment of the endoscopic stapler of the present invention;

FIG. 2 is a schematic structural view of a preferred embodiment of the swing mechanism of the nail magazine according to the present invention;

FIG. 3 is a schematic structural view of a preferred embodiment of the present invention, showing the cooperation between the steering lock and the steering support;

FIG. 4 is a schematic structural view of a preferred embodiment of the rotating cam and the turning bracket of the swing mechanism of the nail bin of the present invention;

the parts in the drawings are numbered as follows:

100. the barrel assembly comprises a barrel assembly body, a rotating head 210, an upper rotating head 220, a lower rotating head 300, a steering lock 310, a first supporting surface 320, a second supporting surface 330, a sliding limiting block 400, a steering support 410, a steering hole 420, a steering lug, 430, a first support plate 440, a second support plate 450, a limiting groove 500, a rotating cam 510, a rotating cam pin 600, a steering pull rod 610, a first end 620, a second end 630 and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention includes:

example one

A staple cartridge rocking mechanism comprising: barrel assembly 100, rotator head 200 at the proximal end of the barrel assembly and cartridge assembly at the distal end of the barrel assembly 100:

the rotating head 200 comprises an upper rotating head 210 and a lower rotating head 220 which are buckled together, a steering lock 300, a steering bracket 400 and a rotating cam 500 are arranged in a cavity between the upper rotating head 210 and the lower rotating head 220, and the upper rotating head 210 is also provided with a knob for controlling the rotating cam 500 to rotate; a steering linkage 600 is disposed within barrel assembly 100, a first end 610 of steering linkage 600 is coupled to steering support 400, and a second end 620 of steering linkage 600 is rotatably coupled to cartridge assembly.

In the operation process, the rotary cam 500 is controlled to move by pulling the knob, the circular motion of the rotary cam 500 is converted into the axial reciprocating motion of the steering support 400, and the nail bin assembly swings left and right through the steering pull rod 600.

Specifically, the utility model discloses in, turn to support 400 and turn to the cooperation of lock 300 and arrange, turn to lock 300 one end and be equipped with a slip stopper 330, the tip that turns to support 400 is equipped with and supplies slip stopper 330 male spacing groove 450, turn to support 400 and can turn to lock 300 relatively and slide.

The rotating cam 500 is mounted on the steering lock 300, a rotating cam pin 510 is arranged at the bottom end of the rotating cam 500, a steering hole 410 matched with the rotating cam pin 510 is arranged on the steering bracket 400, and a steering convex block 420 matched with the steering pull rod 600 is further arranged on the steering bracket 400.

In order to ensure that anastomat front end nail storehouse subassembly's horizontal hunting is more accurate, the utility model discloses to turn to hole 410 on the support 400 and be the setting of three horn shapes, pass through the circular arc with three apex angle department simultaneously and pass through.

Therefore, the rotary cam 500 can be ensured to perform circular motion with a stable rule, the motion precision of the steering bracket 400 and the steering pull rod 600 is ensured, the left and right precise swinging of the nail bin assembly is realized, and the percussion retraction force value of the anastomat can be reduced.

More specifically, the steering bracket 400 includes a first bracket plate 430, a second bracket plate 440, and a steering protrusion 420, the first bracket plate 430, the second bracket plate 440, and the steering protrusion 420 are integrally formed, the second bracket plate 440 is formed by vertically bending a rear side of the first bracket plate 430, and the steering protrusion 420 is formed by vertically bending a side end of the second bracket plate 440.

In addition, the steering lock 300 has a first supporting surface 310 and a second supporting surface 320, the first supporting surface 310 is parallel to a horizontal plane, the second supporting surface 320 is perpendicular to the horizontal plane, wherein the first bracket plate 430 is disposed on the first supporting surface 310 of the steering lock 300 in a matching manner, and the second bracket plate 440 is disposed on the second supporting surface 320 of the steering lock 300 in a matching manner.

In this embodiment, the limiting groove 450 is formed at an end of the first bracket plate 430 of the steering bracket 400, the steering bracket 400 slides relative to the steering lock 300, and the sliding of the steering bracket 400 is limited by the sliding limiting block 330 and the limiting groove 450.

The steering hole 410 is formed in the first frame plate 430, the steering protrusion 420 is disposed in a through hole 630 formed in the first end 610 of the steering linkage 600, and the second end 620 of the steering linkage 600 is rotatably coupled to the cartridge assembly.

Thus, when the rotating cam 500 is inserted into the triangular steering hole 410, the knob is turned to make the rotating cam 500 perform a circular motion, and the circular motion is converted into an axial reciprocating motion of the steering bracket 400, and then the cartridge assembly is controlled to swing left and right by the steering rod 600.

Example two

The embodiment discloses a cavity mirror anastomat which comprises a nail bin swinging mechanism in the first embodiment, wherein a steering hole 410 in a steering support 400 of the nail bin swinging mechanism is arranged to be triangular, and three top corners of the steering hole 410 are designed to be circular radians, so that left and right accurate swinging of a nail bin assembly can be ensured, and meanwhile, the triggering withdrawal force value of the anastomat can be reduced.

The utility model discloses nail storehouse swing mechanism and chamber mirror anastomat's beneficial effect is:

ensure the more stable law of the horizontal hunting of nail storehouse subassembly, compare nail storehouse subassembly horizontal hunting more accurate controllable with current chamber mirror anastomat, it is more convenient to operate, can also reduce the anastomat percussion back power value simultaneously.

The above-mentioned only be the embodiment of the utility model, not consequently the restriction the patent scope of the utility model, all utilize the equivalent structure or equivalent flow transform that the content of the specification was done, or directly or indirectly use in other relevant technical field, all the same reason is included in the patent protection scope of the utility model.

Claims

1. A staple cartridge rocking mechanism comprising: a gun tube component, a rotating head arranged at the near end of the gun tube component and a nail bin component arranged at the far end of the gun tube component, which is characterized in that,

2. The staple cartridge oscillation mechanism of claim 1 wherein said rotary head comprises an upper rotary head and a lower rotary head that are fastened together, said steering lock, steering bracket and rotary cam are disposed in a cavity between said upper rotary head and said lower rotary head, and a knob is disposed on said upper rotary head for controlling rotation of said rotary cam.

3. The staple cartridge rocking mechanism according to claim 1, wherein the turn bracket comprises a first bracket plate, a second bracket plate and a turn projection, the first bracket plate, the second bracket plate and the turn projection are formed as an integral piece, the second bracket plate is formed by vertically bending a rear side edge of the first bracket plate, and the turn projection is formed by vertically bending a side end portion of the second bracket plate.

4. The staple cartridge rocking mechanism of claim 3, wherein the steering lock has a first support surface parallel to a horizontal plane and a second support surface perpendicular to the horizontal plane, wherein the first carrier plate is cooperatively disposed at the first support surface of the steering lock and the second carrier plate is cooperatively disposed at the second support surface of the steering lock.

5. The staple cartridge rocking mechanism of claim 4, wherein the diverter aperture is located on the first rack plate, the three apexes of the diverter aperture transitioning through an arc.

6. The staple cartridge rocking mechanism of claim 4, wherein the steering protrusion is cooperatively disposed within a through hole at a first end of a steering linkage, and a second end of the steering linkage is rotatably coupled to the staple cartridge assembly.

7. The swing mechanism for the nail cartridge according to claim 3, wherein a sliding stopper is disposed at one end of the steering lock, and a stopper groove for inserting the sliding stopper is disposed at an end of the first frame plate of the steering frame.

8. An endoscopic stapler comprising a cartridge rocking mechanism according to any one of claims 1 to 7.