CN216060711U - Novel orthopedics navigation limit for depth prevents wearing device - Google Patents
Novel orthopedics navigation limit for depth prevents wearing device Download PDFInfo
- Publication number
- CN216060711U CN216060711U CN202121737051.4U CN202121737051U CN216060711U CN 216060711 U CN216060711 U CN 216060711U CN 202121737051 U CN202121737051 U CN 202121737051U CN 216060711 U CN216060711 U CN 216060711U
- Authority
- CN
- China
- Prior art keywords
- ring
- fixing
- nail
- nail body
- rotating shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 13
- 210000000988 bone and bone Anatomy 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010061213 Iatrogenic injury Diseases 0.000 description 2
- 208000020089 femoral neck fracture Diseases 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000000527 greater trochanter Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model relates to the field of medical instruments and discloses a novel depth-limiting and penetration-preventing device for orthopedic navigation, which comprises a fixing nail and a fixing frame, wherein a cavity is formed in the fixing nail, the fixing nail is connected with the fixing frame, a group of fixing frames are respectively arranged at two ends of the fixing nail, the utility model can ensure that when equipment is used, the nail body can be supported by a ring cover through the interaction of a fixing ring, a rotating shaft, an end ring, a rotating ring, a connecting plate, a snap ring and a gasket when the nail body rotates inwards, after the nail body rotates to a certain depth, the nail body can be supported by the ring cover to prevent the nail body from further drilling, and meanwhile, the fixing frames at two sides of the ring cover can fix bones to be embedded in use so as to improve the stability of the equipment in use to a certain degree.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a novel orthopedic navigation depth-limiting penetration-preventing device.
Background
The hollow nail is generally used for the internal fixation operation of femoral neck fracture, and during the operation, a hole needs to be pre-opened under a femoral greater trochanter, a positioning needle is inserted, then the hollow nail is installed, the hollow nail is obliquely arranged in a broken bone and is embedded into the bone through spiral motion, and the broken end of the fracture is pressurized by virtue of a thread structure on the hollow nail. However, when the traditional hollow nail is adopted to carry out the internal fixation operation of femoral neck fracture, the hollow nail is screwed too deeply to cause the puncture of the femoral head, and the iatrogenic injury is caused to the patient.
Therefore, a novel orthopedic navigation depth-limiting anti-puncture device is designed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a novel orthopedic navigation depth-limiting penetration-preventing device, which solves the problem that the existing equipment is easy to cause iatrogenic injury to patients.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a novel orthopedics navigation limit for depth prevents wearing device, includes staple and mount, the inside cavity that is equipped with of staple, and the staple both ends are connected with the mount.
Further, the staple includes the head of a nail, nail body and ring cover, the head of a nail is located nail body top, and head of a nail and nail body fixed connection, and the side surface of nail body is seted up threadedly, and nail body and ring cover threaded connection, and the ring cover inboard is equipped with the screw thread.
Further, the mount includes solid fixed ring, pivot, end links, swivel becket, connecting plate, snap ring and packing ring, the ring casing side surface is located to solid fixed ring one end, and gu fixed ring and ring casing fixed connection, the through-hole that the pivot was seted up on solid fixed ring is alternate, and the pivot both ends have seted up threadedly, the end links inboard is equipped with the screw thread, and end links and pivot both ends threaded connection, the through-hole has been seted up on the connecting plate, and the through-hole interlude has the swivel becket, connecting plate fixed connection is in go-between one end, and the go-between other end and snap ring fixed connection, the snap ring is the semicircle ring structure, the inboard fixedly connected with packing ring of snap ring.
Furthermore, a group of fixing frames are respectively arranged at two ends of the fixing nail.
Furthermore, a set of fixing rings is respectively arranged at two ends of the rotating shaft.
Furthermore, two ends of the rotating shaft are respectively provided with a group of end rings.
The utility model has the beneficial effects that:
the utility model discloses a, through the interact of solid fixed ring, pivot, end links, swivel becket, connecting plate, snap ring and packing ring for equipment when using, accessible ring cover for the nail body just can be supported by the ring cover when rotating to certain degree of depth when inwards rotating, prevents its further drilling, and the mount of ring cover both sides can fix the skeleton that needs the embedding in use simultaneously, with stability when improving equipment to a certain extent and using.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front cross-sectional view of a staple of the present invention;
fig. 3 is a schematic structural view of the fixing frame of the present invention.
In the figure: 1. fixing nails; 2. a fixed mount; 3. a nail cap; 4. a nail body; 5. a ring cover; 6. a fixing ring; 7. a rotating shaft; 8. an end ring; 9. a rotating ring; 10. a connecting plate; 11. a snap ring; 12. a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a novel orthopedics navigation limit is dark to be prevented wearing device, including staple 1 and mount 2, the inside cavity that is equipped with of staple 1, and staple 1 is connected with mount 2, and staple 1 both ends are equipped with a set of mount 2 respectively.
Referring to fig. 2, the fixing nail 1 comprises a nail cap 3, a nail body 4 and a ring cover 5, the nail cap 3 is arranged above the nail body 4, the nail cap 3 is fixedly connected with the nail body 4, threads are arranged on the side surface of the nail body 4, the nail body 4 is in threaded connection with the ring cover 5, threads are arranged on the inner side of the ring cover 5, and damage caused by excessive embedding of the nail body 4 during embedding can be avoided through the ring cover 5.
Referring to fig. 3, the fixing frame 2 includes a fixing ring 6, a rotating shaft 7, an end ring 8, a rotating ring 9, a connecting plate 10, a snap ring 11 and a washer 12, one end of the fixing ring 6 is disposed on the side surface of the ring cover 5, the fixing ring 6 is fixedly connected with the ring cover 5, the rotating shaft 7 is inserted into a through hole formed in the fixing ring 6, both ends of the rotating shaft 7 are provided with threads, the inner side of the end ring 8 is provided with threads, the end ring 8 is in threaded connection with both ends of the rotating shaft 7, the connecting plate 10 is provided with a through hole, the rotating ring 9 is inserted into the through hole, the connecting plate 10 is fixedly connected with one end of the connecting ring, the other end of the connecting ring is fixedly connected with the snap ring 11, the snap ring 11 is in a semi-circular structure, the washer 12 is fixedly connected with the inner side of the snap ring 11, both ends of the rotating shaft 7 are respectively provided with a set of fixing rings 6, both ends of the rotating shaft 7 are respectively provided with a set of end rings 8, the snap ring 11 can be clamped on bones to be embedded by adjusting the angle of the rotating ring 9, to improve the stability of the embedding.
In summary, in the utility model, through the interaction of the fixed ring 6, the rotating shaft 7, the end ring 8, the rotating ring 9, the connecting plate 10, the snap ring 11 and the washer 12, when the device is in use, the nail body 4 can be supported by the ring cover 5 to prevent further drilling when rotating to a certain depth through the ring cover 5, and meanwhile, the fixing frames 2 on the two sides of the ring cover 5 can fix the bone to be embedded in use, so as to improve the stability of the device in use to a certain extent.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a novel orthopedics navigation limit for depth prevents wearing device, includes staple (1) and mount (2), its characterized in that: a cavity is arranged in the fixing nail (1), and the fixing nail (1) is connected with the fixing frame (2);
the fixing frame (2) comprises a fixing ring (6), a rotating shaft (7), an end ring (8), a rotating ring (9), a connecting plate (10), a clamping ring (11) and a gasket (12), one end of the fixing ring (6) is arranged on the side surface of the ring cover (5), the fixed ring (6) is fixedly connected with the ring cover (5), the rotating shaft (7) is inserted in a through hole arranged on the fixed ring (6), threads are arranged at the two ends of the rotating shaft (7), threads are arranged at the inner side of the end ring (8), the end ring (8) is in threaded connection with two ends of the rotating shaft (7), the connecting plate (10) is provided with a through hole, a rotating ring (9) is inserted in the through hole, the connecting plate (10) is fixedly connected with one end of the connecting ring, and the other end of the connecting ring is fixedly connected with the clamping ring (11), the clamping ring (11) is of a semicircular structure, and a gasket (12) is fixedly connected to the inner side of the clamping ring (11).
2. The novel orthopedics navigation limit for depth prevents wearing device of claim 1, characterized in that: the fixing nail (1) comprises a nail cap (3), a nail body (4) and a ring cover (5), the nail cap (3) is arranged above the nail body (4), the nail cap (3) is fixedly connected with the nail body (4), threads are formed in the side surface of the nail body (4), the nail body (4) is in threaded connection with the ring cover (5), and threads are arranged on the inner side of the ring cover (5).
3. The novel orthopedics navigation limit for depth prevents wearing device of claim 1, characterized in that: and a group of fixing frames (2) are respectively arranged at the two ends of the fixing nail (1).
4. The novel orthopedics navigation limit for depth prevents wearing device of claim 1, characterized in that: and two ends of the rotating shaft (7) are respectively provided with a group of fixing rings (6).
5. The novel orthopedics navigation limit for depth prevents wearing device of claim 1, characterized in that: and two ends of the rotating shaft (7) are respectively provided with a group of end rings (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737051.4U CN216060711U (en) | 2021-07-28 | 2021-07-28 | Novel orthopedics navigation limit for depth prevents wearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737051.4U CN216060711U (en) | 2021-07-28 | 2021-07-28 | Novel orthopedics navigation limit for depth prevents wearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216060711U true CN216060711U (en) | 2022-03-18 |
Family
ID=80666904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121737051.4U Expired - Fee Related CN216060711U (en) | 2021-07-28 | 2021-07-28 | Novel orthopedics navigation limit for depth prevents wearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216060711U (en) |
-
2021
- 2021-07-28 CN CN202121737051.4U patent/CN216060711U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |