CN219594701U

CN219594701U - Model mechanical identification mechanism of suture assembly of disposable electric endoscope anastomat

Info

Publication number: CN219594701U
Application number: CN202320411791.1U
Authority: CN
Inventors: 王雪峰; 夏山山; 李才富; 时琳
Original assignee: Jiangsu Narui Medical Technology Co ltd
Current assignee: Jiangsu Narui Medical Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-08-29
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to a model mechanical identification mechanism of a sewing component of a disposable electric endoscope anastomat, which comprises a shell, wherein a gun rod is arranged on the shell, an interface corresponding to an inserting rod is arranged on the gun rod, an identification component is arranged on the gun rod and used for detecting the inserting depth of the inserting rod in the interface, the identification component comprises a firing part which is propped against one end of the inserting rod after the inserting rod is inserted into the interface, one side of the firing part is provided with a sliding sheet, a connecting part is arranged above the sliding sheet, a plurality of contact heads are arranged in the connecting part, and when the inserting rod is inserted into the interface, the sliding sheet is propped against the corresponding contact heads, wherein the connecting part is fixedly connected with the shell, the sliding sheet is connected with the firing part, and a return spring is arranged between the firing part and the shell so as to return after the inserting rod is separated. Because the insertion depths of the seaming assemblies with different specifications are different, the seaming assemblies with different specifications are identified by matching the sliding sheets with the electrode plates with different contact positions, the identification accuracy is improved, and the manual error is reduced.

Description

Model mechanical identification mechanism of suture assembly of disposable electric endoscope anastomat

Technical Field

The utility model relates to the technical field of anastomat, in particular to a model mechanical identification mechanism of a suture assembly of a disposable electric endoscope anastomat.

Background

Anastomat is a clinically common instrument and is mainly used for tissue dissociation, excision and anastomosis. The plunger is an important component of either a linear cutting stapler or a circular cutting stapler. In the using process, tissues are required to be placed between a nail anvil and a nail bin at the head part of the instrument, then the handle is extruded, the nail bin is closed towards the direction of the nail anvil, a cutting knife cuts the tissues after firing, and meanwhile, a tooth sheet of a nail pushing particle pushes the staples in the nail bin to a nail groove from a nail bin hole, so that the staples are extruded into a B shape.

In the prior art, the butt joint interface of the anastomat is usually connected with the inserted link of the stitching assembly, the stitching assemblies of different specifications have different cutting depths, the stitching assemblies are provided with the inserted links of different lengths according to the use requirement, when any stitching assembly is selected to be connected with the head of the instrument, the model of the stitching assembly is usually required to be manually input on the anastomat for selecting the model, so that the effective identification of the length of the intracavity inserted link is inconvenient according to the actual requirement, and because the accuracy of the model selection is required to be ensured, the manual error exists in the operation under the condition, the cutting length cannot be strictly ensured, and the use effect of the instrument is poor.

Disclosure of Invention

In order to reduce manual errors and facilitate the anastomat to accurately identify the model of the assembly and provide the optimal suture length, the utility model provides a mechanical identification mechanism for the model of the suture assembly of the disposable electric endoscopic anastomat.

The utility model provides a model mechanical identification mechanism of a suture assembly of a disposable electric endoscope anastomat, which adopts the following technical scheme:

the utility model provides a disposable electronic chamber mirror anastomat sews up subassembly model mechanical recognition mechanism, includes the casing, is equipped with the rifle pole on the casing, is equipped with the interface that corresponds with the inserted bar on the rifle pole, be equipped with recognition component on the rifle pole, recognition component is used for detecting the degree of depth that the inserted bar inserted in the interface, recognition component includes the percussion portion that offsets with inserted bar one end after the inserted bar inserts the interface, and one side of percussion portion is equipped with the gleitbretter, is equipped with connecting portion above the gleitbretter, is equipped with a plurality of contact heads in the connecting portion, after the inserted bar inserts the interface, the gleitbretter offsets with corresponding contact head, wherein connecting portion with casing fixed connection, the gleitbretter is connected with percussion portion, set up return spring so that return after the inserted bar is released between percussion portion and the casing.

By adopting the technical scheme: because the depths of the insertion interfaces of the suturing assemblies with different specifications are different, after the inserted rod is inserted into the interfaces, the percussion part is pushed to push a fixed distance, the percussion part can drive the sliding sheet to be contacted with the corresponding electrode sheet, and the electric signals are acquired through the sliding sheet and the electrode sheet, so that the corresponding inserted rod type can be accurately obtained, and the cutting length is ensured.

Preferably, the connecting portion comprises a first electrode plate and a second electrode plate, the first electrode plate is provided with three sliding sheets, each sliding sheet comprises a first sliding sheet and a second sliding sheet corresponding to the first electrode plate and the second electrode plate, when the inserted rod is inserted into the interface, the first sliding sheets are abutted against the corresponding first electrode plates, and the second sliding sheets are abutted against the second electrode plates all the time, so that the type of the inserted rod is accurately obtained.

By adopting the technical scheme: the first sliding vane and the second sliding vane are used as power taking ends, the second sliding vane is always in contact with the second electrode plate, and the first sliding vane is intermittently in contact with the first electrode plate, so that the electrode plate in contact with the first sliding vane can be changed along with the insertion depth of the inserting rod, and corresponding electric signals can be accurately obtained according to the insertion length of the inserting rod and the interface, and the use effect is good.

Preferably, the inserting rod is provided with a positioning column, the connector is provided with a guide groove and a positioning groove corresponding to the positioning column, the positioning column slides into the positioning groove along the guide groove, the positioning groove is staggered with the guide groove after rotating, the positioning groove is provided with a locking plate, and the locking plate is arranged at the intersection of the guide groove and the positioning groove along the direction of the guide groove in a sliding manner and used for preventing the positioning column from reversing.

By adopting the technical scheme: the inserted bar can be quickly connected with the interface, and the inserted bar can be detached through the forward and backward movement of the locking plate, so that the inserted bar can be matched with proper models under different conditions, and further, more efficient application can be achieved.

Preferably, the locking plate is connected with the gun rod through a stop spring, so that the positioning post pushes the locking plate to rotate into the positioning groove.

By adopting the technical scheme: by utilizing the automatic return function of the stop spring, the locking operation of the positioning column on the inserted link can be avoided, the installation can be performed rapidly, and the use effect is good.

Preferably, one end of the sliding sheet, which abuts against the connecting part, is an arc-shaped part.

By adopting the technical scheme: the arc-shaped part can better carry out transition contact on the electrode plates, so that the smoothness of the sliding sheets in switching between the electrode plates is improved, the situation that the corresponding electrode plates are difficult to be put on due to resistance when the sliding sheets move is avoided, and the identification accuracy is affected.

Preferably, the firing part comprises a firing pressing piece which is arranged in the gun rod in a sliding manner, one end of the firing pressing piece is connected with a rod sleeve, one end of the rod sleeve is connected with a movable seat, the sliding sheet is fixedly arranged on the movable seat, and the return spring is arranged between the movable seat and the shell and used for returning the sliding sheet.

By adopting the technical scheme: can be through setting up the percussion preforming between gleitbretter and inserted bar, in the inserted bar gets into the rifle pole, promote the percussion preforming forward movement, and then the preforming takes the gleitbretter motion, gleitbretter and the contact of corresponding electrode slice to the accurate subassembly model of sewing up that discerns.

In summary, the utility model has the following beneficial effects:

1. because the insertion depths of the seaming assemblies with different specifications are different, the seaming assemblies with different specifications are identified by matching the sliding sheets with the electrode plates with different contact positions, the identification accuracy is improved, and the manual error is reduced.

2. The positioning column is arranged on the inserted link, the positioning column is inserted into the positioning groove along the guide groove, the positioning column is staggered with the guide groove after rotating in the positioning groove to realize installation, the locking plate is arranged on the positioning groove and abuts against a notch crossing the guide groove and the positioning groove to prevent the positioning column from falling off, and therefore quick fixed installation of the inserted link is realized.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic view of the external structure of the gun stock according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the gun stock according to the present utility model;

FIG. 4 is a schematic view of a bayonet according to the present utility model;

fig. 5 is an enlarged schematic view of the structure at a in fig. 1.

Reference numerals illustrate: 1. a housing; 2. a gun rod; 3. an interface; 4. a sliding sheet; 401. a first slide; 402. a second slide; 5. an electrode sheet; 501. a first electrode sheet; 502. a second electrode sheet; 6. a guide groove; 7. a positioning groove; 8. a locking plate; 9. positioning columns; 10. a rod; 11. a stop spring; 12. firing and tabletting; 13. a rod sleeve; 14. a movable seat.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

The embodiment of the utility model discloses a model mechanical identification mechanism of a suture assembly of a disposable electric endoscopic stapler.

Example 1:

as shown in fig. 1-3, the mechanical identifying mechanism of the suturing assembly model of the disposable electric endoscope anastomat comprises a shell 1, the shell 1 is in a pistol shape, a gun rod 2 is connected to the shell 1, an interface 3 corresponding to an inserting rod 10 is arranged on the gun rod 2, an identifying assembly is arranged on the gun rod 2 and used for detecting the depth of the inserting rod 10 inserted into the interface 3, the identifying assembly comprises a firing part propped against one end of the inserting rod 10 after the inserting rod 10 is inserted into the interface 3, a sliding sheet 4 is arranged on one side of the firing part, a connecting part 5 in sliding contact with the sliding sheet 4 is arranged above the sliding sheet 4, after the inserting rod 10 is inserted into the interface 3, the sliding sheet 4 is propped against the connecting part 5 with corresponding depth, and as the inserting depths of the suturing assemblies with different specifications are different, the suturing assemblies with different specifications are identified by matching the sliding sheet 4 with the connecting parts 5 with different contact positions, the accuracy of the identifying is improved, and the manual error is reduced. The connecting part 5 is fixedly connected with the shell 1, the sliding sheet 4 is connected with the firing part, and a return spring is arranged between the firing part and the shell 1, so that after the inserting rod 10 is pulled out, the automatic return of the firing part can be realized, the resetting of the sliding sheet 4 is realized, and the information after identification is eliminated.

From the above, since the depths of the insertion interfaces 3 of the suturing assemblies with different specifications are different, when the inserting rod 10 is inserted into the interfaces 3, the firing part is pushed to push the fixed distance, the firing part drives the sliding sheet 4 to be in sliding contact with the corresponding connecting part 5, and corresponding electrical signals are obtained through the sliding sheet 4 and the corresponding connecting part 5, so that the corresponding inserting rod 10 model can be accurately obtained.

As shown in fig. 1 or fig. 5, the connection portion 5 includes a first connection portion 501 and a second connection portion 502, the slide 4 includes a first slide 401 and a second slide 402 corresponding to the first connection portion 501 and the second connection portion 502, and when the depth of the plunger 10 in the interface 3 changes, the first slide 401 abuts against the first connection portion 501 corresponding to the depth, and the second slide 402 always abuts against the second connection portion 502. The second sliding piece 402 is always in contact with the second connecting portion 502, and the first sliding piece 401 is intermittently in contact with the first connecting portion 501, in addition, the first sliding piece 401 and the second sliding piece 402 can be regarded as power-taking ends, the first sliding piece 401 is dynamically powered, the second sliding piece 402 is statically powered, and the first sliding piece 401 is in contact with different connecting portions 5 to obtain different electrical signals so as to represent suture assemblies of different specifications, so that the connecting portions 5 in contact with the first sliding piece 401 can be changed along with the insertion depth of the inserting rod 10, different electrical signals can be obtained according to the length of the inserting rod 10, and the use effect is good.

Example 2:

as shown in fig. 4, this embodiment differs from embodiment 1 in that: the inserting rod 10 is provided with a positioning column 9, the interface 3 is provided with a guide groove 6 and a positioning groove 7 corresponding to the positioning column 9, the positioning column 9 slides into the positioning groove 7 along the guide groove 6, the positioning groove 7 is staggered with the guide groove 6 after rotating, the positioning groove 7 is provided with a locking plate 8, and the locking plate 8 slides along the direction of the guide groove 6 at the intersection of the guide groove 6 and the positioning groove 7 to prevent the positioning column 9 from reversely rotating and falling out of the guide groove 6. Therefore, the inserted link 10 and the interface 3 can be connected quickly, and the inserted link 10 can be detached through the forward and backward movement of the locking plate 8, so that the inserted link 10 can be matched with a proper model under different conditions, and further, more efficient application can be achieved.

Further, the locking plate 8 is connected with the gun rod 2 through a stop spring 11, so that the positioning post 9 pushes the locking plate 8 to rotate into the positioning groove 7. Therefore, the automatic return function of the stop spring 11 can be utilized, the step of locking the positioning column 9 of the inserted link 10 is avoided, the inserted link 10 is inserted into the positioning groove 7, and the locking plate 8 can be quickly installed after being pushed by the inserted link 10 to rotate, so that the use effect is good.

In the above embodiments 1 and 2, the end of the slide sheet 4 abutting against the connecting portion 5 is an arc-shaped portion. Through setting up arc portion can carry out transitional contact with connecting portion 5 better, improved the smoothness nature that gleitbretter 4 switched between connecting portion 5 to appear the resistance when gleitbretter 4 removes and be difficult to take corresponding connecting portion 5, influence the accuracy of discernment.

Further, the firing part comprises a firing pressing piece 12 slidably arranged in the gun rod 2, one end of the firing pressing piece 12 is connected with a rod sleeve 13, one end of the rod sleeve 13 is connected with a movable seat 14, the sliding sheet 4 is fixedly arranged on the movable seat 14 and moves along with the movable seat 14, and the return spring is arranged between the movable seat 14 and the shell 1 and used for returning the sliding sheet 4. Therefore, the firing pressing piece 12 can be arranged between the sliding sheet 4 and the inserting rod 10, when the inserting rod 10 enters the gun rod 2, the firing pressing piece 12 is pushed to move forwards, the pressing piece moves with the sliding sheet 4, and the sliding sheet 4 is contacted with the corresponding connecting part 5, so that the type of the inserting rod 10 is accurately identified.

Claims

1. The utility model provides a disposable electronic chamber mirror anastomat sews up subassembly model mechanical recognition mechanism, includes casing (1), is equipped with on casing (1) rifle pole (2), is equipped with interface (3) that correspond with inserted bar (10) on rifle pole (2), its characterized in that, be equipped with recognition component on rifle pole (2), recognition component is used for detecting the degree of depth of inserted bar (10) in interface (3), recognition component includes the firing portion that offsets with inserted bar (10) one end after inserted bar (10) inserts interface (3), and one side of firing portion is equipped with gleitbretter (4), and gleitbretter (4) top is equipped with connecting portion (5), is equipped with a plurality of contact heads in connecting portion (5), after inserted bar (10) insert interface (3), the gleitbretter offsets with corresponding contact head, wherein connecting portion (5) with casing (1) fixed connection, gleitbretter (4) are connected with firing portion, set up return spring so that after inserted bar (10) are released.

2. The mechanical recognition mechanism of the suturing assembly model of the disposable electric endoscope anastomat according to claim 1, wherein the connecting part (5) comprises a first electrode plate (501) and a second electrode plate (502), the first electrode plate (501) is provided with three, the sliding sheets (4) comprise a first sliding sheet (401) and a second sliding sheet (402) corresponding to the first electrode plate (501) and the second electrode plate (502), when the inserting rod (10) is inserted into the interface (3), the first sliding sheet (401) is propped against the corresponding first electrode plate (501), and the second sliding sheet (402) is propped against the second electrode plate (502) all the time.

3. The mechanical recognition mechanism for the suturing assembly model of the disposable electric endoscope anastomat according to claim 1 or 2, wherein a positioning column (9) is arranged on the inserted link (10), a guide groove (6) and a positioning groove (7) corresponding to the positioning column (9) are arranged on the interface (3), the positioning column (9) slides into the positioning groove (7) along the guide groove (6), the positioning groove (7) is staggered with the guide groove (6) after rotating, a locking plate (8) is arranged on the positioning groove (7), and the locking plate (8) is arranged at the intersection of the guide groove (6) and the positioning groove (7) in a sliding manner along the direction of the guide groove (6) so as to prevent the positioning column (9) from reversing.

4. A mechanical recognition mechanism for the suturing assembly type of the disposable electric endoscopic stapler according to claim 3, wherein the locking plate (8) is connected with the gun rod (2) through a stop spring (11) so that the positioning post (9) pushes the locking plate (8) and then rotates into the positioning groove (7).

5. The mechanical recognition mechanism for the suturing assembly model of the disposable electric endoscope anastomat according to claim 1 or 2, wherein one end of the sliding sheet (4) propped against the connecting part (5) is an arc-shaped part.

6. The mechanical recognition mechanism for the suturing assembly model of the disposable electric endoscope anastomat according to claim 3, wherein the firing part comprises a firing pressing sheet (12) which is slidably arranged inside a gun rod (2), one end of the firing pressing sheet (12) is connected with a rod sleeve (13), one end of the rod sleeve (13) is connected with a movable seat (14), the sliding sheet (4) is fixedly arranged on the movable seat (14), and the return spring is arranged between the movable seat (14) and the shell (1) and used for returning the sliding sheet (4).