CN215018797U - Guiding sighting device - Google Patents
Guiding sighting device Download PDFInfo
- Publication number
- CN215018797U CN215018797U CN202120121520.3U CN202120121520U CN215018797U CN 215018797 U CN215018797 U CN 215018797U CN 202120121520 U CN202120121520 U CN 202120121520U CN 215018797 U CN215018797 U CN 215018797U
- Authority
- CN
- China
- Prior art keywords
- hole
- guide
- positioning sleeve
- sleeve body
- guiding
- 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
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 4
- 230000000642 iatrogenic effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 210000000988 bone and bone Anatomy 0.000 description 6
- 206010017076 Fracture Diseases 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010061213 Iatrogenic injury Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a direction sight, including the positioning sleeve body, the bottom of positioning sleeve body is equipped with anti-skidding profile of tooth structure, the centre of positioning sleeve body is equipped with central guide through hole, around the central guide through hole, still evenly distributed has a plurality of to assist the guide through hole, it is linked together with central guide through hole to assist the guide through hole, and the diameter is the same, on the positioning sleeve body, still be connected with the portion of gripping, with the positioning sleeve body cooperation ground still is equipped with detachable drill bit guide sleeve, drill bit guide sleeve's size and central guide through hole or supplementary guide through hole phase-match. The utility model discloses a direction sight through a plurality of locating holes that contain central authorities' direction through-hole and supplementary direction through-hole in the setting of positioning sleeve body, and the location is quick easy, and the accuracy is higher moreover, when having reduced iatrogenic source nature damage, has also reduced the injury that X ray brought for doctor and patient.
Description
Technical Field
The utility model belongs to operation appurtenance field especially relates to a direction sight.
Background
Nearly all long tubular fractures can be treated with intramedullary nails with locking screws. During operation, the intramedullary nail is inserted into the bone cavity to connect two sections of fracture in series to maintain the alignment, the locking hole is drilled in the bone tissue, and the bone tissue is fixed to the intramedullary nail with the locking screw. The operation method has the advantages of small wound, firm fixation, high fracture healing rate and low infection rate.
The end of the intramedullary nail extending into the medullary cavity is provided with a locking hole for fixation, a skin incision needs to be made on the tissue, and then a positioning hole vertical to the intramedullary nail locking hole is drilled, but the existing hole is found through a guide cylinder under the X-ray, the positioning is difficult, the time is long, the problem that the positioning hole cannot be accurately drilled on the bone is easy to occur, the repositioning and drilling are easy to cause more difficulty in sliding due to the existence of a first hole, not only can the patient be greatly injured by the doctor, but also the continuously used X-ray can generate a large amount of radiation, the irrecoverable injury can be brought to the doctor and the patient, and meanwhile, the operation method has high requirements on the experience of the doctor. For this reason, it is desirable to find a better way to locate.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a direction sight.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the guiding sighting device comprises a positioning sleeve body, wherein an anti-skidding tooth-shaped structure is arranged at the bottom of the positioning sleeve body, a central guiding through hole is formed in the middle of the positioning sleeve body, a plurality of auxiliary guiding through holes are uniformly distributed around the central guiding through hole, the auxiliary guiding through holes are communicated with the central guiding through hole, the diameters of the auxiliary guiding through holes are the same, a holding part is further connected to the positioning sleeve body, a detachable drill bit guiding sleeve is further arranged on the positioning sleeve body in a matched mode, and the size of the drill bit guiding sleeve is matched with the central guiding through hole or the auxiliary guiding through hole so as to be conveniently inserted into the positioning sleeve body.
Preferably, the height of the positioning sleeve body is 2-4 cm.
Preferably, the drill guide sleeve has a height greater than a height of the positioning sleeve body.
Preferably, the bottom of the drill bit guide sleeve is also provided with an anti-slip tooth-shaped structure.
Preferably, the holding part is of an L-shaped structure.
Preferably, the length of one end of the L-shaped structure close to the positioning sleeve body is 7-13cm, and the length of one end far away from the positioning sleeve body is 5-9 cm.
Preferably, the middle of the L-shaped structure has a certain radian.
Preferably, the height of the positioning sleeve body is 3cm, the length of one end, close to the positioning sleeve body, of the L-shaped structure is 10cm, and the length of one end, far away from the positioning sleeve body, of the L-shaped structure is 7 cm.
Preferably, 4-6 auxiliary guide through holes are uniformly distributed around the central guide through hole.
Due to the adoption of the technical scheme, the utility model discloses following technological effect has:
the guiding sighting device of the utility model, through setting up a plurality of locating holes containing central guiding through hole and auxiliary guiding through hole in the locating sleeve body, when locating the position of intramedullary nail lockhole under X-ray, can be according to which locating hole on the guiding sighting device is close to and directly use that locating hole as the benchmark, then only need finely tune the guiding sighting device to let the lockhole locate in the middle of that locating hole, then insert the drill bit guiding sleeve in this hole, after confirming the central point, the positioning work can be accomplished, can carry on the drilling on the bone, the positioning process often need to adjust repeatedly many times back and forth with the guide cylinder of only one guiding hole than the original one, it is quick and easy to position when adjusting the great radian, greatly shortened the positioning time, and the accuracy is higher, when reducing the iatrogenic injury, also reduced the injury that X-ray brought to doctor and patient, the practicability is strong, and the popularization is worth.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic perspective view of an embodiment of the present invention without a drill guide sleeve;
fig. 2 is a schematic perspective view of a guide sleeve with a drill according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of FIG. 2 at another angle;
fig. 4 is a schematic perspective view of a drill guide sleeve.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
A direction sight as shown in fig. 1-4, including the location sleeve body 1, the bottom of location sleeve body 1 is equipped with anti-skidding profile of tooth structure 2, the centre of location sleeve body 1 is equipped with central guiding through-hole 3, around central guiding through-hole 3, still evenly distributed has a plurality of supplementary guiding through-hole 4, supplementary guiding through-hole 4 is linked together with central guiding through-hole 3, and the diameter is the same, on the location sleeve body 1, still be connected with the portion of gripping 5, with location sleeve body 1 cooperation ground still is equipped with detachable drill bit guiding sleeve 6, the size of drill bit guiding sleeve 6 matches with central guiding through-hole 3 or supplementary guiding through-hole 4 and is convenient for insert wherein.
The height of the positioning sleeve body 1 is 2-4 cm.
The height of the drill guide sleeve 6 is higher than that of the positioning sleeve body 1.
The bottom of the drill bit guide sleeve 6 is also provided with an anti-skid tooth-shaped structure 2.
The holding part 5 is of an L-shaped structure.
The length of one end of the L-shaped structure close to the positioning sleeve body 1 is 7-13cm, and the length of one end far away from the positioning sleeve body 1 is 5-9 cm.
The middle of the L-shaped structure is provided with a certain radian.
Around the central guide through hole 3, 5 auxiliary guide through holes are uniformly distributed.
The guiding sighting device of the utility model, through setting up a plurality of locating holes comprising central guiding through hole and auxiliary guiding through hole on the locating sleeve body, when locating the position of intramedullary nail lockhole under X-ray, can be according to which locating hole on the guiding sighting device is close to according to the lockhole and directly regard that locating hole as the benchmark, then only need finely tune the guiding sighting device to let the lockhole locate in the middle of that locating hole, then insert the drill bit guiding sleeve in this hole, after confirming the central point, the positioning work can be accomplished, can carry on the drilling on the bone, the positioning process often needs to be adjusted repeatedly many times back and forth with the guide cylinder of only one guiding hole to adjust, position fast and easy when adjusting the bigger radian, greatly shortened the positioning time, and the accuracy is higher, when reducing the iatrogenic injury, also reduced the injury that X-ray brings to doctor and patient, the practicability is strong, and the popularization is worth.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (8)
1. The guide sighting device is characterized by comprising a positioning sleeve body, wherein an anti-skidding tooth-shaped structure is arranged at the bottom of the positioning sleeve body, a central guide through hole is formed in the middle of the positioning sleeve body, a plurality of auxiliary guide through holes are uniformly distributed around the central guide through hole and communicated with the central guide through hole, the diameters of the auxiliary guide through holes are the same, a holding part is further connected to the positioning sleeve body, a detachable drill bit guide sleeve is further arranged on the positioning sleeve body in a matched mode, and the size of the drill bit guide sleeve is matched with the central guide through hole or the auxiliary guide through hole.
2. The guiding sight of claim 1, wherein the positioning sleeve body has a height of 2-4 cm.
3. The guiding sight of claim 1, wherein the drill guide sleeve has a height greater than a height of the positioning sleeve body.
4. The guiding sight of claim 1, wherein the bottom of the drill guiding sleeve is also provided with an anti-slip tooth structure.
5. The guiding sight of claim 1, wherein the gripping portion is an L-shaped structure.
6. The guiding sight of claim 3, wherein the L-shaped structure has a length of 7-13cm at an end proximal to the body of the positioning sleeve and a length of 5-9cm at an end distal to the body of the positioning sleeve.
7. The guiding sight of claim 5, wherein the L-shaped structure has a curvature in the middle.
8. The guiding sight of claim 1, wherein 4-6 auxiliary guiding through holes are further evenly distributed around the central guiding through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120121520.3U CN215018797U (en) | 2021-01-18 | 2021-01-18 | Guiding sighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120121520.3U CN215018797U (en) | 2021-01-18 | 2021-01-18 | Guiding sighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215018797U true CN215018797U (en) | 2021-12-07 |
Family
ID=79251028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120121520.3U Expired - Fee Related CN215018797U (en) | 2021-01-18 | 2021-01-18 | Guiding sighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215018797U (en) |
-
2021
- 2021-01-18 CN CN202120121520.3U patent/CN215018797U/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: 20211207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |