CN220442695U - Implant handle and implant system using same - Google Patents
Implant handle and implant system using same Download PDFInfo
- Publication number
- CN220442695U CN220442695U CN202321572920.1U CN202321572920U CN220442695U CN 220442695 U CN220442695 U CN 220442695U CN 202321572920 U CN202321572920 U CN 202321572920U CN 220442695 U CN220442695 U CN 220442695U
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- Prior art keywords
- handle
- guide sleeve
- clamping
- implant
- assembly
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- 239000007943 implant Substances 0.000 title claims description 17
- 238000002513 implantation Methods 0.000 claims abstract description 13
- 210000000988 bone and bone Anatomy 0.000 abstract description 26
- 239000002639 bone cement Substances 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 210000000513 rotator cuff Anatomy 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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- Prostheses (AREA)
Abstract
The utility model relates to the technical field of medical instruments, and provides an implantation handle and an implantation system using the same. Comprising the following steps: the guide sleeve assembly, the handle assembly and the driving rod; the guide sleeve assembly is provided with a guide sleeve and a holding part which are fixedly connected, a connecting groove is formed in the holding part, and a non-return part is arranged at one end, far away from the holding part, of the guide sleeve; the handle body in the handle assembly is fixedly connected with the driving rod, and the handle body is provided with a clamping part; the clamping part is detachably connected with the connecting groove. The beneficial effects are that: after the implantation handle is used for completing bone anchor implantation and injection of bone cement, the holding part in the guide sleeve assembly is rotated, so that the connecting groove of the holding part is separated from the clamping part of the handle body, and the non-return part of the guide sleeve is always in contact with the bone anchor in the process of taking out the handle assembly, so that the bone anchor is prevented from being taken out from a bone when the driving rod is withdrawn along with the handle assembly.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an implantation handle and an implantation system using the same.
Background
When a rotator cuff or other tendon is injured, it is often necessary to repair the injury and promote healing by surgical procedures. At present, in clinical cases of complete separation and some cases of partial separation, soft tissues and bones are generally reconnected through an implanted handle, and an anchor is embedded into bone to fix torn tendinous tissues so as to achieve the purpose of healing of tendinous bones.
When the injector is withdrawn after the bone cement injection, the bone anchor is easily carried out of the bone, and the fixing effect of the anchor is affected. In view of this, the present utility model has been proposed.
Disclosure of Invention
The utility model aims to provide an implantation handle and an implantation system using the same, which are used for solving the technical problems in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an implant handle, comprising: the guide sleeve assembly, the handle assembly and the driving rod; the guide sleeve assembly is provided with a guide sleeve and a holding part which are fixedly connected, a connecting groove is formed in the holding part, and a non-return part is arranged at one end, far away from the holding part, of the guide sleeve;
the handle body in the handle assembly is fixedly connected with the driving rod, the handle body is provided with a clamping part, and the driving rod is inserted into the guide sleeve;
the clamping part is detachably connected with the connecting groove.
In an alternative embodiment, the arc-shaped side wall of the connecting groove is provided with a first vertical guide groove and a first horizontal sliding groove which are mutually communicated, and a second vertical guide groove and a second horizontal sliding groove which are mutually communicated.
In an alternative embodiment, a first clamping column and a second clamping column are arranged on the clamping part of the handle body; the first clamping column slides into or out of the first vertical guide groove and the first horizontal sliding groove, and the second clamping column slides into or out of the second vertical guide groove and the second horizontal sliding groove.
In an alternative embodiment, a driving part is arranged at one end of the driving rod far away from the clamping part.
In an alternative embodiment, the center of the driving rod is provided with a through diversion hole along the axial direction of the driving rod.
In an alternative embodiment, the non-return portion has an overall tapered shape with a decreasing outer diameter in a direction away from the grip portion.
In an alternative embodiment, an external threaded connection portion is provided at an end of the handle body away from the clamping portion.
In an alternative embodiment, the implanting handle further comprises a core rod, the core rod can be inserted into the driving rod, an operating cap is arranged on the core rod, and an internal threaded connection part is arranged on the operating cap.
In an alternative embodiment, the end of the core rod remote from the operating cap is provided with an inserted tip.
In another aspect, embodiments of the present utility model provide an implant system using an implant handle as described above.
The utility model has the beneficial effects that: after the implantation handle is used for completing bone anchor implantation and injection of bone cement, the holding part in the guide sleeve assembly is rotated, so that the connecting groove of the holding part is separated from the clamping part of the handle body, and the non-return part of the guide sleeve is always in contact with the bone anchor in the process of taking out the handle assembly, so that the bone anchor is prevented from being taken out from a bone when the driving rod is withdrawn along with the handle assembly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and 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 an implant handle according to an embodiment of the present utility model.
Fig. 2 is a schematic view of a bone anchor according to an embodiment of the present utility model.
Fig. 3 is a schematic structural view of a guide sleeve assembly according to an embodiment of the present utility model.
Fig. 4 is a schematic view of a partial enlarged structure at a in fig. 3.
Fig. 5 is a schematic view of a handle assembly according to an embodiment of the present utility model.
Fig. 6 is a top view of a handle assembly provided in an embodiment of the present utility model.
Fig. 7 is a schematic structural view of a driving rod according to an embodiment of the present utility model.
Fig. 8 is a schematic view of a partial enlarged structure at B in fig. 7.
Fig. 9 is a top view of a driving rod according to an embodiment of the present utility model.
Fig. 10 is a schematic structural diagram of a core rod according to an embodiment of the present utility model.
Fig. 11 is a schematic view of a partially enlarged structure at C in fig. 10.
Fig. 12 is a schematic structural view of an operating cap according to an embodiment of the present utility model.
Fig. 13 is a schematic structural view of a second embodiment of the operating cap according to the present utility model.
Wherein, the reference numerals are as follows:
10-bone anchor, 101-anchor body, 102-anchor head, 103-anchor tail, 104-groove;
20-guiding sleeve components, 201-guiding sleeves, 202-non-return parts, 203-connecting parts, 204-holding parts, 2041-connecting grooves, 2042-guiding holes, 2043-first vertical guiding grooves, 2044-second vertical guiding grooves, 2045-first horizontal sliding grooves and 2046-second horizontal sliding grooves;
30-handle assembly, 301-handle body, 302-external threaded connection, 303-clamping portion, 304-first clamping post, 305-second clamping post, 306-injection hole;
40-driving rod, 401-connecting part, 402-driving part, 403-diversion hole;
50-core bar, 501-connecting end, 502-inserting tip, 503-operating cap, 5031-Z-operating portion, 5032-internal screw connection.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The directions or positions indicated by the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are directions or positions based on the drawings, and are merely for convenience of description and are not to be construed as limiting the present technical solution. The terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.
Referring to fig. 1-13, an object of the present embodiment is to provide an implant handle, comprising: a guide sleeve assembly 20, a handle assembly 30, a drive rod 40 and a core bar 50; the guide sleeve assembly 20 is provided with a guide sleeve 201 and a holding part 204 which are fixedly connected, a connecting groove 2041 is formed in the holding part 204, a check part 202 is formed in one end, far away from the holding part 204, of the guide sleeve 201, the outer diameter of the check part 202 in the direction far away from the holding part 204 is gradually reduced, the guide sleeve is integrally tapered, the check part 202 is tapered, and whether the guide sleeve 201 is abutted against the bone anchor 10 or not is conveniently observed; the handle body 301 in the handle assembly 30 is fixedly connected with the driving rod 40, and the handle body 301 is provided with a clamping part 303; the locking portion 303 is detachably connected to the connecting groove 2041, and the detachable connection means that the locking portion 303 can slide into or out of the connecting groove 2041.
Specifically, the arc-shaped side wall of the connecting groove 2041 is provided with a first vertical guide groove 2043 and a first horizontal guide groove 2045 which are mutually communicated, and a second vertical guide groove 2044 and a second horizontal guide groove 2046 which are mutually communicated. The clamping portion 303 of the handle body 301 is symmetrically provided with a first clamping column 304 and a second clamping column 305, wherein the first clamping column 304 slides into or slides out of the first vertical guiding groove 2043 and the first horizontal guiding groove 2045, and the second clamping column 305 slides into or slides out of the second vertical guiding groove 2044 and the second horizontal guiding groove 2046. It should be noted that the first vertical guide slot 2043, the first horizontal guide slot 2045, the second vertical guide slot 2044, and the second horizontal guide slot 2046 are two symmetrical structures.
Further, an external threaded connection portion 302 is provided at an end of the handle body 301 remote from the clamping portion 303. One end of the driving rod 40, which is far away from the clamping portion 303, is provided with a driving portion 402, the driving rod 40 is fixedly connected with the handle body 301 or integrally formed, and the driving portion 402 is used for driving the bone anchor 10 to be screwed into a bone. The driving rod 40 is provided at its center with a through-flow guide hole 403 in its axial direction. The core bar 50 is provided with an operating cap 503, the operating cap 503 is provided with an internal thread connecting part 5032, one end of the core bar 50 away from the operating cap 503 is provided with an inserted tip 502, the operating cap 503 is fixedly connected with the core bar 50 or integrally formed, and the operating cap 503 is integrally Z-shaped and has two operating extending ends. The insertion tip 502 of the core 50 serves as a guide when the bone anchor 10 is implanted, and in addition, when the amount of bone cement injected is small, the core 50 may be used to push the bone cement in the injection rod completely into the bone anchor 10.
When the implanted handle is used, firstly, the implanted handle is assembled, a first clamping column 304 and a second clamping column 305 on a clamping part 303 of the handle body 301 enter a first transverse horizontal chute 2045 and a second transverse horizontal chute 2046 respectively through a first vertical guide slot 2043 and a second vertical guide slot 2044 to slide for a certain distance, the first clamping column 304 and the second clamping column 305 are limited under the action of the side walls of the two horizontal chutes, at the moment, a driving rod 40 is inserted into a guide sleeve 201, a driving part 402 of the driving rod 40 is connected with a groove 104 of an anchor body 101, and a non-return part 202 of the guide sleeve 201 is abutted with an anchor tail 103; finally, the core bar 50 is inserted into the driving rod 40, the insertion tip 502 of the core bar 50 exposes out of the anchor head 102, so that the bone anchor 10 is conveniently implanted, and the internal threaded connecting part 5032 of the operating cap 503 is connected with the external threaded connecting part 302 of the handle body 301; after assembly, all of the above components are secured together and the handle body 301 is operated to screw the bone anchor 1 into the bone.
After the above operation is completed, the injection of bone cement is performed, first, the operation cap 503 is separated from the handle body 301 by rotating the operation cap 503, and at the same time, the core bar 50 is taken out of the driving rod 40 by the operation cap 503; the internal thread interface of the injector is connected with the external thread connecting part 302 of the handle body 301, bone cement is injected into the bone through the flow guide hole 403 of the driving rod 40 and the bone anchor 10 under the action of the injector, and the injector is taken down after the injection is completed; the handle assembly 30 is removed, specifically, one hand holds the handle body 301, the other hand operates the holding portion 204, so that the first clamping post 304 and the second clamping post 305 on the clamping portion 303 of the handle body 301 move horizontally along the first horizontal sliding slot 2045 and the second horizontal sliding slot 2046 respectively, and the first clamping post 304 and the second clamping post 305 are aligned with the first vertical guiding slot 2043 and the second vertical guiding slot 2044 respectively and then stop moving; then, the holding part 204 is held by one hand, the handle body 301 is moved upwards by the other hand, the first clamping column 304 and the second clamping column 305 of the handle body 301 respectively move upwards along the first vertical guide groove 2043 and the second vertical guide groove 2044, the holding part 204 is separated from the handle body 301, the driving rod 40 moves out of the guide sleeve 201 along with the handle body 301, and in the moving out process of the driving rod 40, the non-return part 202 of the guide sleeve 201 still contacts with the anchor tail 103, so that the bone anchor 10 is prevented from being carried out of the bone when the driving rod 40 is withdrawn along with the handle assembly 30.
Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. An implant handle, comprising: a guide sleeve assembly (20), a handle assembly (30) and a drive rod (40); wherein,
the guide sleeve assembly (20) is provided with a guide sleeve (201) and a holding part (204) which are fixedly connected, a connecting groove (2041) is formed in the holding part (204), and a non-return part (202) is arranged at one end, away from the holding part (204), of the guide sleeve (201);
a handle body (301) in the handle assembly (30) is fixedly connected with the driving rod (40), a clamping part (303) is arranged on the handle body (301), and the driving rod (40) is inserted into the guide sleeve (201);
the clamping part (303) is detachably connected with the connecting groove (2041).
2. The implantation handle according to claim 1, wherein the arcuate side walls of the connecting channel (2041) are provided with a first vertical channel (2043) and a first horizontal channel (2045) in communication with each other, and a second vertical channel (2044) and a second horizontal channel (2046) in communication with each other.
3. The implantation handle according to claim 2, wherein the clamping portion (303) of the handle body (301) is provided with a first clamping post (304) and a second clamping post (305); the first clamping column (304) slides into or out of the first vertical guide groove (2043) and the first horizontal guide groove (2045), and the second clamping column (305) slides into or out of the second vertical guide groove (2044) and the second horizontal guide groove (2046).
4. An implant handle according to claim 1, characterized in that the end of the drive rod (40) remote from the clamping part (303) is provided with a drive part (402).
5. An implant handle according to claim 4, characterized in that the centre of the drive rod (40) is provided with a through-going deflector hole (403) in its axial direction.
6. The implant handle according to claim 1, characterized in that the non-return portion (202) tapers overall in its outer diameter in a direction away from the grip portion (204).
7. An implant handle according to any one of claims 1-6, characterized in that the end of the handle body (301) remote from the clamping portion (303) is provided with an externally threaded connection (302).
8. The implant handle according to claim 7, further comprising a core bar (50), said core bar (50) being insertable into said drive rod (40), said core bar (50) being provided with an operating cap (503), said operating cap (503) being provided with an internally threaded connection (5032).
9. Implant handle according to claim 8, characterized in that the end of the core bar (50) remote from the operating cap (503) is provided with an inserted tip (502).
10. An implantation system, comprising: use of an implant handle according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572920.1U CN220442695U (en) | 2023-06-20 | 2023-06-20 | Implant handle and implant system using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572920.1U CN220442695U (en) | 2023-06-20 | 2023-06-20 | Implant handle and implant system using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220442695U true CN220442695U (en) | 2024-02-06 |
Family
ID=89733516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321572920.1U Active CN220442695U (en) | 2023-06-20 | 2023-06-20 | Implant handle and implant system using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220442695U (en) |
-
2023
- 2023-06-20 CN CN202321572920.1U patent/CN220442695U/en active Active
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| GR01 | Patent grant |