CN219089464U - Electric adjusting piece of disposable endoscope linear cutting anastomat body - Google Patents

Abstract

The utility model relates to the field of anastomat and discloses an electric regulating part of a disposable endoscope linear cutting anastomat body, which comprises an instrument backseat main body, an operating rod and an electric regulating part arranged in the instrument backseat main body, wherein the electric regulating part comprises a motor, a gear and a toothed bar, a cavity is formed in the gear, an oil outlet is formed in the inner wall of the cavity in a penetrating manner, a sponge is placed in the cavity, the upper end of the gear is rotationally connected with a fixed pipe communicated with the cavity, the fixed pipe is fixedly connected with the instrument backseat main body, one end of the fixed pipe extends out of the instrument backseat main body, an oil inlet pipe is arranged in the fixed pipe, and one end of the oil inlet pipe extends into the cavity and is communicated with the cavity.

Description

Electric adjusting piece of disposable endoscope linear cutting anastomat body

Technical Field

The utility model relates to the field of anastomat, in particular to an electric adjusting piece of a disposable endoscope linear cutting anastomat body.

Background

The anastomat is a first example stitching instrument in the world, is used for gastrointestinal anastomosis, is not widely used for gastrointestinal operations until 1978, is generally divided into a disposable anastomat or a plurality of times, is imported or domestic anastomat, is used in medicine to replace traditional manual stitching equipment, is convenient to use, tight and appropriate in tightness due to development of modern technology and improvement of manufacturing technology, and has the advantages of quick stitching, simple and convenient operation, few side effects and operation complications and the like, and can be used for cutting off lesions in clinical use.

To further increase the practicality of the stapler, the prior art has improved on the stapler, such as the linear cutting stapler for disposable endoscopes, which includes a stapler portion and a sheath assembly, as disclosed in the patent publication CN 217960194U. The anastomat part comprises an instrument rear seat main body, a rear sleeve, a front sleeve, a nail bin seat and a nail propping seat, one end of the rear sleeve is fixedly arranged at the front end of the instrument rear seat main body, the other end of the rear sleeve is hinged with one end of the front sleeve, and the nail bin seat and the nail propping seat are respectively arranged at the front end of the front sleeve; the sheath assembly comprises a sheath pipe, an upper shield and a lower shield, wherein two ends of the sheath pipe are fixedly sleeved between the rear sleeve pipe and one end, close to the front sleeve pipe, of the sheath pipe. The protective sleeve does not influence the bending of the front sleeve, and when the front section of the instrument is inserted into the incision, the bending connection part between the front sleeve and the rear sleeve is not contacted with the incision, so that the incision is protected to a certain extent in the process of inserting the instrument.

The prior art has obvious beneficial effects, but has the following defects:

an electric regulating part is arranged in an instrument backseat main body of the anastomat and is used for regulating the rotary opening and closing action of the nail propping seat, a gear is driven to rotate through a motor to drive a toothed bar to move, the toothed bar drives the terminal nail propping seat of the toothed bar to open and close through a control rod, and the motor can well control the stability of the instrument during operation, but the friction between the gear and the toothed bar during operation cannot be solved in the conventional electric regulating part, the lubricating operation of the gear and the toothed bar cannot be conveniently carried out, the stability of the toothed bar movement cannot be ensured, and the working efficiency of the regulating part cannot be guaranteed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an electric adjusting piece of a disposable endoscope linear cutting anastomat body, so as to solve the problem that the electric adjusting piece in the anastomat provided by the background art is difficult to lubricate and has abrasion to affect the integral use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a disposable endoscope straight line cutting anastomat body electric regulating part, including apparatus backseat main part, the control lever and install the electric regulating part in the apparatus backseat main part, electric regulating part includes motor, gear and rack bar, the cavity has been seted up in the gear, the oil outlet has been seted up in the inner wall of cavity runs through, the sponge has been placed in the cavity, the upper end rotation of gear is connected with the fixed pipe with the cavity intercommunication, fixed pipe and apparatus backseat main part fixed connection, and the one end of fixed pipe extends to the apparatus backseat main part outside, be equipped with the oil feed pipe in the fixed pipe, the one end of oil feed pipe extends to in the cavity and with its intercommunication setting.

Preferably, the outer wall of the lower end of the oil inlet pipe is connected with a pressing plate, the pressing plate is positioned in the cavity, and the oil inlet pipe is in threaded connection with the fixed pipe.

Preferably, the inner wall of the upper end of the gear is fixedly connected with a first sealing bearing, and the outer wall of the lower end of the fixed tube is fixedly connected with the inner ring of the first sealing bearing.

Preferably, the inner wall of the pressing plate is fixedly connected with a second sealing bearing, and the outer wall of the lower end of the oil inlet pipe is fixedly connected with the inner wall of the second sealing bearing.

Preferably, the upper end of the oil inlet pipe is movably inserted with a sealing plug.

Preferably, the diameter of the platen is less than the diameter of the cavity.

Preferably, the oil outlet holes are arranged in a plurality of groups, and each group of oil outlet holes is multiple.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the fixed pipe and the oil inlet pipe are arranged, lubricating oil can be filled into the cavity in the gear through the oil inlet pipe, the lubricating oil is absorbed by the sponge in the cavity and is discharged out of the gear along with the oil outlet, so that the gear and the toothed bar are oiled, the abrasion generated by the running of the gear and the toothed bar is reduced, the stability during the running is increased, and the working efficiency is ensured.

Drawings

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

FIG. 2 is a schematic diagram of the connection structure of the electric adjusting member and the control rod according to the present utility model;

FIG. 3 is a schematic view of the structure of the electric adjusting member of the present utility model;

FIG. 4 is a schematic cross-sectional view of a gear according to the present utility model;

FIG. 5 is a schematic view of the structure of FIG. 1 at A;

fig. 6 is a schematic diagram of the structure at B in fig. 4.

In the figure: 1. an instrument backseat main body; 2. a joystick; 3. an electric adjustment member; 4. a motor; 5. a toothed bar; 6. a gear; 7. a fixed tube; 8. an oil inlet pipe; 9. a cavity; 10. an oil outlet hole; 11. a sponge; 12. a sealing plug; 13. a pressing plate; 14. a first sealed bearing; 15. and a second sealed bearing.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1-6, the electric adjusting part of the disposable endoscope linear cutting anastomat body comprises an instrument backseat main body 1, an operating rod 2 and an electric adjusting part 3 arranged in the instrument backseat main body 1, wherein the electric adjusting part 3 comprises a motor 4, a gear 6 and a toothed bar 5, a cavity 9 is formed in the gear 6, an oil outlet 10 penetrates through the inner wall of the cavity 9, a sponge 11 is placed in the cavity 9, the upper end of the gear 6 is rotationally connected with a fixed pipe 7 communicated with the cavity 9, the fixed pipe 7 is fixedly connected with the instrument backseat main body 1, one end of the fixed pipe 7 extends out of the instrument backseat main body 1, an oil inlet pipe 8 is arranged in the fixed pipe 7, and one end of the oil inlet pipe 8 extends into the cavity 9 and is communicated with the cavity 9.

Referring to fig. 2-6, the anastomat structure in the utility model is similar to the existing anastomat structure, such as the linear cutting anastomat for disposable endoscope disclosed in patent publication number CN217960194U, and the main improvement point of the utility model is to oil the electric adjusting piece in the anastomat to ensure the stable operation. The motor 4 is arranged in the instrument backseat main body 1, the gear 6 is fixed at the output end part of the motor 4, the gear 6 is positioned in the instrument backseat main body 1, the toothed bar 5 is slidably connected in the instrument backseat main body 1, the toothed bar 5 is in meshed connection with the gear 6, one end of the toothed bar 5 is connected with the operating rod 2, and the toothed bar 5 moves to control the working part at the tail end of the operating rod 2 to perform operation; in the utility model, lubricating oil is input into the cavity 9 of the gear 6 through the oil inlet pipe 8, the lubricating oil is absorbed by the sponge 11 in the cavity 9, and the lubricating oil permeates out of the gear 6 from the sponge 11 along the oil outlet 10, so that the gear 6 and the toothed bar 5 meshed with the gear 6 are lubricated, abrasion generated by the running of the gear 6 and the toothed bar is reduced, the stability during running is improved, the working efficiency is ensured, and meanwhile, when the motor 4 drives the gear 6 to rotate to enable the toothed bar 5 to move, the gear 6 and the fixed pipe 7 rotate.

Referring to fig. 4 and 6, the outer wall of the lower end of the oil inlet pipe 8 is connected with a pressing plate 13, the pressing plate 13 is located in the cavity 9, the oil inlet pipe 8 is in threaded connection with the fixed pipe 7, the oil inlet pipe 8 can be rotated to enable the oil inlet pipe 8 to descend in the fixed pipe 7, the oil inlet pipe 8 drives the pressing plate 13 to descend in the cavity 9, the pressing plate 13 is enabled to squeeze the sponge 11, lubricating oil absorbed in the sponge 11 seeps out from the oil outlet 10, the descending height of the pressing plate 13 is controlled, the oil outlet quantity of the lubricating oil can be controlled, and the gear 6 and the toothed bar 5 can be lubricated conveniently.

Referring to fig. 6, a first sealing bearing 14 is fixedly connected to an inner wall of an upper end of the gear 6, an outer wall of a lower end of the fixed tube 7 is fixedly connected to an inner ring of the first sealing bearing 14, the gear 6 drives an outer ring of the first sealing bearing 14 to rotate when rotating, the inner ring of the first sealing bearing 14 is limited by the fixed tube 7 and cannot rotate, friction is not generated between the gear 6 and the fixed tube 7 when rotating, and meanwhile, the sealing performance of the first sealing bearing 14 can be increased.

Referring to fig. 6, the inner wall of the pressing plate 13 is fixedly connected with a second sealing bearing 15, the outer wall of the lower end of the oil inlet pipe 8 is fixedly connected with the inner wall of the second sealing bearing 15, the gear 6 drives the sponge 11 inside the oil inlet pipe to rotate when rotating, if the pressing plate 13 abuts against the sponge 11, the rotation of the sponge 11 drives the pressing plate 13 to rotate, the pressing plate 13 drives the outer ring of the second sealing bearing 15 to rotate, the inner ring of the second sealing bearing 15 is limited by the oil inlet pipe 8 and cannot rotate, so that the sponge 11 does not rotate to press down the pressing plate 13 to cause the abrasion phenomenon of the sponge 11.

Referring to fig. 4 and 5, a sealing plug 12 is movably inserted into the upper end of the oil inlet pipe 8, and the sealing plug 12 seals the upper end of the oil inlet pipe 8 to prevent lubricating oil from spilling out of the upper end of the oil inlet pipe 8.

Referring to fig. 4, the diameter of the pressing plate 13 is smaller than that of the cavity 9, and the pressing plate 13 does not block the lubricating oil so that the lubricating oil is discharged from the oil outlet hole 10 in the cavity 9.

Referring to fig. 4, the oil outlet holes 10 are provided in multiple groups, and each group of oil outlet holes 10 is multiple, so that lubricating oil permeates out from the multiple oil outlet holes 10, and can perform a comprehensive lubrication function on the gear 6 and the toothed bar 5.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (7)

1. The utility model provides a disposable endoscope linear cutting anastomat body electric regulating part, including apparatus backseat main part (1), control lever (2) and install electric regulating part (3) in apparatus backseat main part (1), electric regulating part (3) are including motor (4), gear (6) and rack bar (5), a serial communication port, cavity (9) have been seted up in gear (6), oil outlet (10) have been seted up in the inner wall penetration of cavity (9), sponge (11) have been placed in cavity (9), the upper end rotation of gear (6) is connected with fixed pipe (7) with cavity (9) intercommunication, fixed pipe (7) and apparatus backseat main part (1) fixed connection, and the one end of fixed pipe (7) extends to outside apparatus backseat main part (1), be equipped with oil feed pipe (8) in fixed pipe (7), the one end of oil feed pipe (8) extends to in cavity (9) and with its intercommunication setting.

2. The electric adjusting piece of the disposable endoscope linear cutting anastomat body according to claim 1, wherein the outer wall of the lower end of the oil inlet pipe (8) is connected with a pressing plate (13), the pressing plate (13) is positioned in the cavity (9), and the oil inlet pipe (8) is in threaded connection with the fixed pipe (7).

3. The electric adjusting piece of the disposable endoscope linear cutting anastomat body according to claim 1 or 2, wherein the inner wall of the upper end of the gear (6) is fixedly connected with a first sealing bearing (14), and the outer wall of the lower end of the fixed tube (7) is fixedly connected with the inner ring of the first sealing bearing (14).

4. The electric adjusting piece of the disposable endoscope linear cutting anastomat body according to claim 2, wherein the inner wall of the pressing plate (13) is fixedly connected with a second sealing bearing (15), and the outer wall of the lower end of the oil inlet pipe (8) is fixedly connected with the inner wall of the second sealing bearing (15).

5. The electric adjusting piece of the disposable endoscope linear cutting anastomat body according to claim 1, 2 or 4, wherein the upper end of the oil inlet pipe (8) is movably inserted with a sealing plug (12).

6. The electric adjustment of the body of the disposable laparoscopic linear cutting stapler according to claim 2 or 4, characterized in that the diameter of the pressing plate (13) is smaller than the diameter of the cavity (9).

7. The electric adjustment member for the disposable endoscope linear cutting stapler body according to claim 1, 2 or 4, wherein the oil outlet holes (10) are arranged in a plurality of groups, and each group of the oil outlet holes (10) is a plurality of groups.

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