CN220141729U

CN220141729U - Separating olecranon

Info

Publication number: CN220141729U
Application number: CN202321669614.XU
Authority: CN
Inventors: 马杰; 李凡; 姚元元; 桑小林
Original assignee: Changzhou Ankang Medical Equipment Co ltd
Current assignee: Changzhou Ankang Medical Equipment Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-12-08
Anticipated expiration: 2033-06-28

Abstract

The utility model provides a separated olecranon, relates to the technical field of medical equipment, and solves the problems that the existing olecranon is welded and connected with a nail supporting seat, the equipment with the olecranon cannot be switched to the equipment without the olecranon, and a doctor cannot freely switch the needed mode in actual operation, so that the olecranon has lower practicability. The split type olecranon comprises an olecranon body, an elastic connecting piece and a nail supporting seat, wherein the olecranon body is detachably connected with the nail supporting seat, the olecranon body comprises a guide part, a connecting part and an inserting part, and a clamping groove is formed in the inserting part; the nail propping seat comprises a nail propping seat main body, an inserting groove matched with the inserting part is formed in the end part of the nail propping seat main body, and a connecting piece positioning part communicated with the inserting groove is formed in the upper end surface of the nail propping seat main body; the elastic connecting piece is provided with a buckling protrusion part, and when the inserting part is inserted into the inserting groove, the buckling protrusion part arranged on the elastic connecting piece in the connecting piece positioning part falls into the buckling groove.

Description

Separating olecranon

Technical Field

The utility model relates to the technical field related to medical appliances, in particular to a separated olecranon.

Background

In minimally invasive endoscopic surgery, when a stapler is used to cut and suture a specific portion, the front end of the endoscopic component is difficult to pass through, and the angle of the surgical instrument is often required to be adjusted repeatedly, so that the distal end of the stapler is aligned to a target tissue, and the surgery is performed. To facilitate the alignment of the distal end of the stapler to the target tissue, traction is required through the olecranon to facilitate the surgeon's completion of the procedure. Meanwhile, the nail supporting seat is a key component of the anastomat, and the nail supporting seat with reasonable design can enable the anastomat to have better anastomosis effect.

In the prior art, normally, the olecranon is welded with the nail supporting seat, and once the apparatus is used, the apparatus cannot be switched to the apparatus without the separation hook, but because various parts of the operation are different, some parts do not need the olecranon, the apparatus without the olecranon needs to be switched to continue the operation.

The instrument with the olecranon can not be switched to the instrument without the olecranon, and a doctor can not freely switch the mode required by the doctor in actual operation, so that the olecranon has lower practicability.

Disclosure of Invention

The utility model aims to provide a separated olecranon, which aims to solve the technical problems that in the prior art, the olecranon and a nail supporting seat are welded and connected, an instrument with the olecranon cannot be switched to an instrument without the olecranon, a doctor cannot freely switch a mode required by the doctor in actual operation, and the practicability of the olecranon is low. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a separated olecranon, which comprises an olecranon body, an elastic connecting piece and a nail propping seat, wherein the olecranon body and the nail propping seat form detachable connection, and the split olecranon body is connected with the nail propping seat in a detachable manner, wherein:

the eagle hook body comprises a guide part, a connecting part and a plug-in part, and a clamping groove is formed in the plug-in part; the nail propping seat comprises a nail propping seat main body, an inserting groove matched with the inserting part is formed in the end part of the nail propping seat main body, and a connecting piece positioning part communicated with the inserting groove is formed in the upper end surface of the nail propping seat main body; the elastic connecting piece is provided with a buckling protrusion part, and when the inserting part is inserted into the inserting groove, the buckling protrusion part arranged on the elastic connecting piece in the connecting piece positioning part falls into the buckling groove on the inserting part.

As a further improvement of the utility model, the elastic connecting piece comprises a spring piece main body, a spring piece connecting surface is formed on the spring piece main body, the buckling protruding part is formed on the spring piece connecting surface, and the elastic connecting piece is fixed on the connecting piece positioning part through the spring piece connecting surface so as to be connected with the nail propping seat main body.

As a further improvement of the utility model, the buckling protrusion part is arc-shaped, the connecting piece positioning part comprises a sinking groove and a positioning hole, the positioning hole is formed in the sinking groove on the upper end surface of the nail supporting seat main body, the positioning hole is communicated with the inserting groove, and the elastic piece connecting surface is arranged in the sinking groove so that the buckling protrusion part can penetrate through the positioning hole to be matched with the buckling groove.

As a further improvement of the utility model, the surface of the elastic sheet main body, which is away from the elastic sheet connecting surface, is not higher than the upper opening of the sinking groove.

As a further improvement of the utility model, the bottom side wall of the connecting part is matched with the bottom side wall of the nail propping seat main body in shape, the upper end face of the connecting part is flush with the upper end face of the nail propping seat main body, and the lower end face of the connecting part is flush with the lower end face of the nail propping seat main body.

As a further improvement of the utility model, the lower end face of the nail supporting seat main body is provided with a groove body which is arranged along the length direction of the nail supporting seat main body, and a part of sections of the inserting part are arranged in the groove body.

As a further improvement of the present utility model, the insertion portion has a width that increases from an end portion away from the connection portion toward a direction approaching the connection portion.

As a further improvement of the utility model, the middle positions of the two side walls of the guide part are provided with groove parts.

As a further improvement of the utility model, the guide part, the connecting part and the plug part are integrally formed.

As a further improvement of the utility model, the cross section of the plug-in connection part is in a cross shape, and the corners of the guide part and the connecting part are in arc shape.

The split type olecranon provided by the utility model comprises the olecranon body, the elastic connecting piece and the nail supporting seat, wherein the olecranon body and the nail supporting seat are detachably connected, when an operation target requiring the olecranon body is used, a doctor can directly align the cross-shaped inserting part at the tail part of the olecranon body to the bottom end of the nail supporting seat, the inserting part is pressed into the inserting groove in the bottom end of the nail supporting seat, the olecranon body structurally adopts the inner shape and the outer shape of the profiling nail supporting seat to ensure the firmness of assembly, the inner cross structure corresponds to the shape of the inserting groove in the nail supporting seat, the split type olecranon is ensured to be correctly installed, the olecranon body can be installed at the bottom end of the nail supporting seat, and when the operation target requiring no olecranon body is used, the doctor can directly pull the olecranon body out of the nail supporting seat, the olecranon body can be directly used continuously, and the operation can be directly continued without switching the instrument. When the grafting portion inserts the grafting inslot, install the buckle protruding portion on the elastic connection spare in the connecting piece location portion on supporting the nail seat main part and can fall into the buckle inslot on the grafting portion, the assembly dynamics of the control eagle hook mouth body of being convenient for realizes eagle hook mouth body and supports the quick assembly disassembly of nail seat main part.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a split olecranon provided by an embodiment of the present utility model;

fig. 2 is a schematic diagram of a split structure of a split olecranon provided in an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the olecranon body according to the embodiment of the present utility model;

FIG. 4 is a schematic structural view of an elastic connector according to an embodiment of the present utility model;

FIG. 5 is another schematic view of an elastic connector according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a nail holder according to an embodiment of the present utility model;

FIG. 7 is another schematic structural view of the nail holder according to the embodiment of the present utility model;

FIG. 8 is a schematic diagram showing the cooperation of the olecranon body and the nail-abutting seat according to the embodiment of the present utility model;

fig. 9 is an enlarged view of a portion a in fig. 8.

Reference numerals: 1. a olecranon body; 11. a guide part; 12. a connection part; 13. a groove portion; 14. a plug-in part; 15. a buckle groove; 2. an elastic connection member; 21. a spring plate connecting surface; 22. a snap-fit protrusion; 3. a nail supporting seat; 31. a nail supporting seat connecting surface; 32. a nail supporting seat main body; 33. and a plug-in groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1 to 9, the split olecranon provided by the utility model comprises an olecranon body 1, an elastic connecting piece 2 and a nail supporting seat 3, wherein the olecranon body 1 and the nail supporting seat 3 form detachable connection.

The olecranon body 1 comprises a guide part 11, a connecting part 12 and a plug part 14, wherein a clamping groove 15 is formed in the plug part 14; the nail propping seat 3 comprises a nail propping seat main body 32, an inserting groove 33 matched with the inserting part 14 is formed at the end part of the nail propping seat main body 32, and a connecting piece positioning part communicated with the inserting groove 33 is formed at the upper end surface of the nail propping seat main body 32; the elastic connector 2 is formed with a snap-in protrusion 22, and when the plug-in portion 14 is inserted into the plug-in groove 33, the snap-in protrusion 22 of the elastic connector 2 mounted in the connector positioning portion falls into the snap-in groove 15 of the plug-in portion 14.

The utility model can use a surgical instrument and simultaneously has two states, the two states can be switched back and forth freely, a doctor can directly aim at the bottom end of the nail supporting seat 3 at the insertion part 14 with the tail part of the olecranon body 1 in a cross shape, the insertion part 14 is pressed into the insertion groove 33 in the bottom end of the nail supporting seat 3, the separated olecranon structurally adopts the shape inside and outside the profiling nail supporting seat 3 to ensure the firmness of assembly, the cross structure inside corresponds to the shape of the cutting knife groove inside the nail supporting seat 3, the installation accuracy of the separated olecranon is ensured, the olecranon body 1 can be installed at the bottom end of the nail supporting seat 3, the doctor can directly pull out the olecranon body 1 from the nail supporting seat 3 aiming at the surgical target without the olecranon body 1, the instrument can directly continue the operation without switching the instrument, the utility model has reasonable design, the ingenious design, the application scope of the instrument is improved on the premise of ensuring the basic function of the instrument, and the application scope of the instrument is improved.

The elastic connecting piece 2 comprises an elastic piece main body, an elastic piece connecting surface 21 is formed on the elastic piece main body, a buckling protrusion 22 is formed on the elastic piece connecting surface 21, and the elastic connecting piece 2 is fixed on the connecting piece positioning part through the elastic piece connecting surface 21 so as to be connected with the nail propping seat main body 32.

The buckling protrusion 22 is arc-shaped, the connecting piece positioning part comprises a sinking groove and a positioning hole, the upper end face of the nail propping seat main body 32 is provided with the positioning hole in the sinking groove, the positioning hole is communicated with the inserting groove 33, and the elastic piece connecting surface 21 is arranged in the sinking groove so that the buckling protrusion 22 can penetrate through the positioning hole to be matched with the buckling groove. Further, the surface of the elastic sheet main body facing away is not higher than the upper opening of the sinking groove.

Specifically, the fastening protrusion 22 on the elastic sheet main body is placed in the fastening groove 15 on the plug-in part 14, the nail propping seat 3 is provided with a positioning hole, and the fastening protrusion 22 penetrates out of the positioning hole towards the inner surface of the nail propping seat 3; the elastic piece connecting surface 21 and the nail abutting seat connecting surface 31 on the nail abutting seat 3 are connected into a whole in a welding mode and the like, and the elastic connecting piece 2 is fixedly connected with the nail abutting seat 3, so that the assembly complexity of parts is reduced, and the structure is simple. After the elastic sheet connecting surface 21 is matched with the nail supporting seat connecting surface 31, the surface, deviating from the elastic sheet connecting surface 21, of the elastic body does not exceed the outer surface of the nail supporting seat main body 32, and can be flush or the height of the elastic body is smaller than that of the nail supporting seat main body 32, so that the nail supporting seat 3 is internally provided with an elastic structure, and the matching force of the eagle hook mouth main body 1 is convenient to control.

Considering that the stepped surface at the connection part of the olecranon hook body 1 and the nail supporting seat 3 is easy to scratch tissue blood vessels, the bottom side wall of the connecting part 12 in the embodiment is matched with the bottom side wall of the nail supporting seat main body 32 in shape, and the upper end surface of the connecting part 12 is flush with the upper end surface of the nail supporting seat main body 32, and the lower end surface of the connecting part 12 is flush with the lower end surface of the nail supporting seat main body 32. The bottom of eagle hook body 1 and the bottom of supporting nail seat main part 32 have the inclined plane that the size mutually supported, and the eagle hook body 1 and the inclined plane that supports nail seat main part 32 bottom closely cooperate, can increase the stroke size that eagle hook body 1 inserted to support nail seat main part 32 part, and the inclined plane cooperation also can increase the fastness of two part connection. The outer surface of the eagle hook body 1 at the joint of the eagle hook body 1 and the nail supporting seat main body 32 is in flush contact with the outer surface of the nail supporting seat 3, so that the break difference at the joint can be effectively reduced.

The lower end face of the nail supporting seat main body 32 is provided with a groove body which is opened along the length direction, and a part of the section of the inserting part 14 is arranged in the groove body. The plugging part 14 on the olecranon body 1 has a pattern drawing feature, and the width of the plugging part 14 is larger and larger from the end far from the connecting part 12 to the direction close to the connecting part 12 on the plugging part 14. Namely, the distance from the far end of the connecting part 12 is narrower, the distance from the near end of the connecting part 12 is wider, and the screw is conveniently inserted into the connecting slot of the screw abutting seat 3, and tight fit can be realized at the tail end. The plug-in part has a cross-shaped appearance structure, is matched with the plug-in groove 33 and the groove body on the nail propping seat 3, and has a guiding function.

As an alternative implementation of the embodiment of the present utility model, the middle positions of the two side walls of the guiding part 11 are provided with groove parts 13. The groove parts 13 arranged on the two side walls not only can reduce the weight, but also can enable the tip guide part 11 to form an I-shaped section, and the structural strength of the guide part 11 is increased.

As an alternative implementation of the embodiment of the present utility model, the guiding portion 11, the connecting portion 12 and the plugging portion 14 are integrally formed.

As an alternative implementation of the embodiment of the utility model, the cross section of the plug-in part 14 is arranged in a cross shape, which makes the plug-in part 14 more firm in the plug-in groove 33. The corners of the guide part 11 and the connecting part 12 are arranged in an arc shape.

In the split type olecranon overall structure provided by the utility model, the assembly mode of the olecranon body 1 and the nail supporting seat 3 is shown in fig. 8. When the olecranon body 1 is connected to the nail supporting seat 3, the plug-in portion at the rear end of the olecranon body 1 compresses the buckling protrusion 22 of the elastic connector 2, so that the buckling protrusion 22 is elastically deformed until the buckling protrusion 22 falls into the buckling groove 15 on the plug-in portion 14, and the buckling protrusion 22 is elastically restored to the original shape, so that the olecranon body 1 and the nail supporting seat 3 are connected into a whole. The material, deformation volume etc. parameter of the buckle protruding portion 22 can be adjusted, and the elastic connecting piece 2 in this embodiment can adopt the metal material, and the force that the olecranon body 1 connects and breaks away from can be adjusted according to actual demand.

When the olecranon body 1 is separated from the nail supporting seat 3, the opposite direction is to the opposite direction when the olecranon body 1 is connected with the nail supporting seat 3. The plugging part at the rear end of the olecranon body 1 compresses the buckling protrusion 22 of the elastic connector 2, so that the buckling protrusion 22 is elastically deformed to be separated from the buckling groove 15 until the plugging part at the rear end is separated from the plugging groove 33. The eagle hook body 1 and the nail supporting seat 3 are freely connected and separated, so that a doctor can select more in the actual operation process.

In summary, the olecranon structure of the utility model not only can realize the detachable connection with the nail supporting seat, but also can effectively reduce the risk of the weak tissue caused by the step surface fracture difference.

It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

In the description of the present specification, a description of the terms "one embodiment," "some embodiments," "examples," "specific examples," or "one example" and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. The utility model provides a disconnect-type eagle hook mouth, its characterized in that includes eagle hook mouth body, elastic connection spare and supports the nail seat, eagle hook mouth body with support and form detachable connection between the nail seat, wherein:

2. The split eagle hook according to claim 1, wherein the elastic connecting piece comprises a spring piece main body, a spring piece connecting surface is formed on the spring piece main body, the snap-on protruding portion is formed on the spring piece connecting surface, and the elastic connecting piece is fixed on the connecting piece positioning portion through the spring piece connecting surface to form connection with the nail abutting seat main body.

3. The separable olecranon of claim 2, wherein the fastening protrusion is arc-shaped, the positioning portion of the connecting piece comprises a sinking groove and a positioning hole, the positioning hole is formed in the sinking groove and is communicated with the inserting groove, and the elastic piece connecting surface is installed in the sinking groove so that the fastening protrusion can penetrate through the positioning hole to be matched with the fastening groove.

4. A split eagle hook according to claim 3, wherein the surface of the spring body facing away from the spring attachment surface is not higher than the upper opening of the sink.

5. The split eagle hook of claim 1, wherein a bottom side wall of the connecting portion is matched in shape with a bottom side wall of the nail holder main body, an upper end surface of the connecting portion is flush with an upper end surface of the nail holder main body, and a lower end surface of the connecting portion is flush with a lower end surface of the nail holder main body.

6. The split eagle hook according to claim 1, wherein a groove body which is opened along the length direction of the lower end face of the nail supporting seat main body is arranged on the lower end face of the nail supporting seat main body, and a part section of the inserting portion is arranged in the groove body.

7. The split eagle beak according to claim 1, wherein the insertion part has a width which becomes larger from an end portion away from the connecting part to a direction approaching the connecting part.

8. The split eagle beak according to claim 1, wherein the intermediate positions on both side walls of the guide part are provided with groove parts.

9. The split eagle beak according to claim 1, wherein the guide part, the connecting part and the insertion part are provided in an integrally formed manner.

10. The split eagle hook according to claim 1, wherein the cross section of the insertion part is in a cross shape, and the corners of the guide part and the connecting part are in an arc shape.