CN213722251U - Auxiliary guiding tool for drilling for orthopedic operation - Google Patents
Auxiliary guiding tool for drilling for orthopedic operation Download PDFInfo
- Publication number
- CN213722251U CN213722251U CN202021214730.9U CN202021214730U CN213722251U CN 213722251 U CN213722251 U CN 213722251U CN 202021214730 U CN202021214730 U CN 202021214730U CN 213722251 U CN213722251 U CN 213722251U
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- Prior art keywords
- component
- guide cylinder
- drilling
- guiding tool
- orthopedic surgery
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- Expired - Fee Related
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- 238000005553 drilling Methods 0.000 title claims abstract description 23
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 18
- 238000001356 surgical procedure Methods 0.000 claims abstract description 14
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 abstract description 11
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- -1 which is low in cost Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a drilling auxiliary guiding tool for orthopedic surgery, which comprises a first component and a second component, wherein one end of the first component is provided with a first guiding cylinder for a drill bit to pass through, and the other end of the first component is provided with a first inserting part parallel to the first guiding cylinder; one end of the second component is provided with a supporting part opposite to the first guide cylinder, and the other end of the second component is provided with a second inserting part which is inserted and matched with the first inserting part. The utility model can adapt to bones with different thicknesses by the splicing and matching of the first splicing part of the first component and the second splicing part of the second component; the first guide cylinder of the first component is inserted into the taper hole of the universal guider, the target position bone block can be selected in a specified range, the drill bit is guided more stably, the drilling deviation is reduced, the drilling accuracy is improved, the situation that the universal guider needs to be repeatedly subjected to perspective when used is reduced, the operation time is shortened, and the ray damage to a doctor and a patient and the environmental pollution are reduced.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to supplementary guiding tool of drilling that orthopedic operation used.
Background
Internal fixation is a method of maintaining fracture reduction with metal internal fixation after fracture reduction. Two methods of implantation are commonly used clinically: one is to insert internal fixation objects after incision reduction, and the other is to insert metal internal fixation objects such as intramedullary nails or steel plates and the like in a closed manner after manual reduction or needle poking reduction under X-ray fluoroscopy. When the steel plate is used for internal fixation, the steel plate is firstly attached to the fracture part, and then the steel plate penetrates through the steel plate to be respectively drilled, tapped and screwed into a screw to be fixed at two end parts of the fracture part; at present, a universal guider is generally adopted to guide on a steel plate during drilling, the opening of a conical hole of the universal guider is large, and a drill bit is relatively thin, so that the guiding deviation is large, the effect is poor, the universal guider needs to be positioned by repeated perspective when being used, the operation time is long, and the ray causes great damage to doctors and patients and causes great environmental pollution.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies of the prior art, the present invention provides an auxiliary guiding tool for drilling holes in orthopedic surgery.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a drilling auxiliary guide tool for orthopedic surgery comprises a first component and a second component, wherein one end of the first component is provided with a first guide cylinder for a drill bit to pass through, and the other end of the first component is provided with a first insertion part parallel to the first guide cylinder; one end of the second component is provided with a supporting part opposite to the first guide cylinder, and the other end of the second component is provided with a second inserting part which is in inserting fit with the first inserting part.
Preferably, the first inserting part is provided with a positioning hole, the second inserting part is provided with a positioning shaft, and the positioning shaft is matched with the positioning hole.
Preferably, the first inserting part is provided with a positioning shaft, the second inserting part is provided with a positioning hole, and the positioning shaft is matched with the positioning hole.
Preferably, the positioning hole is a through hole or a blind hole.
Preferably, the support portion is coaxial with the first guide cylinder.
Preferably, the support part is a second guide cylinder for passing the kirschner wire.
Preferably, the second guide cylinder has a smaller inner diameter than the first guide cylinder.
Preferably, the inner diameter of the second guide cylinder is 1-4 mm.
Preferably, the inner diameter of the first guide cylinder is 2.5-4.5 mm.
Preferably, the first member and the second member are made of stainless steel.
Compared with the prior art, the utility model discloses following beneficial effect has: the first insertion part of the first component is in insertion fit with the second insertion part of the second component, so that the bone fixing device can adapt to bones with different thicknesses; the first guide cylinder of the first component is inserted into the taper hole of the universal guider, the target position bone block can be selected in a specified range, the drill bit is guided more stably, the drilling deviation is reduced, the drilling accuracy is improved, the situation that the universal guider needs to be repeatedly subjected to perspective when used is reduced, the operation time is shortened, and the ray damage to a doctor and a patient and the environmental pollution are reduced. In addition, the Kirschner wire can be guided through the second guide cylinder of the second component, so that the Kirschner wire is convenient to drill holes, and the damage is small.
Drawings
Fig. 1 is an assembly diagram of a first embodiment of the present invention.
Fig. 2 is an exploded view of a first embodiment of the present invention.
Fig. 3 is a schematic view of a first embodiment of the present invention.
Fig. 4 is an assembly diagram of the second embodiment of the present invention.
The labels in the figure are: 100. a first member; 110. a first guide cylinder; 120. a first insertion part; 121. positioning holes; 130. a cross bar; 200. a second member; 210. a support portion; 211. a second guide cylinder; 220. a second insertion part; 221. positioning the shaft; 300. a bone; 400. a steel plate; 500. a universal guider.
Detailed Description
In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
The first embodiment is as follows: as shown in fig. 1 to 3, an auxiliary guiding tool for drilling for orthopedic surgery comprises a first member 100 and a second member 200, wherein one end of the first member 100 is provided with a first guiding cylinder 110 for a drill to pass through, and the other end of the first member 100 is provided with a first insertion part 120 parallel to the first guiding cylinder 110; one end of the second member 200 is provided with a supporting portion 210 opposite to the first guide cylinder 110, and the other end of the second member 200 is provided with a second insertion portion 220 inserted and matched with the first insertion portion 120.
In this embodiment, the first inserting-connecting part 120 is provided with a positioning hole 121, the second inserting-connecting part 220 is provided with a positioning shaft 221, and the positioning shaft 221 is matched with the positioning hole 121. For convenience of manufacture, the positioning hole is preferably, but not limited to, a through hole, and may also be a blind hole, and when the positioning hole is manufactured, the positioning cylinder is used as the first inserting-connecting part 120, and the periphery of the upper end of the first guide cylinder 110 is fixedly connected with the periphery of the upper end of the positioning cylinder by welding through a cross rod 130. In other embodiments, the first socket part 120 may be provided with a positioning shaft, and the second socket part 220 may be provided with a positioning hole.
In the present embodiment, the supporting portion 210 and the first guiding cylinder 110 are preferably, but not limited to, coaxial, and may be parallel to each other. The supporting part 210 is a second guide cylinder 211 for the kirschner wire to pass through, so that the kirschner wire can conveniently pass through the second guide cylinder 211 to drill a target position of the bone, and the damage is small; the inner diameter of the second guide cylinder 211 is preferably, but not limited to, smaller than that of the first guide cylinder 110, the inner diameter of the second guide cylinder 211 is preferably, but not limited to, 1-4 mm, and can be selected according to the outer diameter of the kirschner wire, and the inner diameter of the first guide cylinder 110 is preferably, but not limited to, 2.5-4.5 mm, and can be selected according to the outer diameter of the drill.
In this embodiment, the material of the first member 100 and the second member 200 is preferably, but not limited to, stainless steel, which is low in cost, and titanium alloy, etc. may be used.
When the steel plate 400 is used for internal fixation, the bones 300 at two ends of a fracture part are supported by the supporting part 210 of the second component 200, then the steel plate 400 is attached to the fracture part, then the universal guide 500 is arranged in the corresponding locking hole on the steel plate 400, then the first inserting part 120 of the first component 100 is inserted and matched with the second inserting part 220 of the second component 200, then the first guide cylinder 110 of the first component 100 is aligned and inserted into the universal guide 500, and a drill is guided by the first guide cylinder 110 to drill a hole on the bone 500.
When the kirschner wire is used for internal fixation, the bone 500 is firstly supported through the first guide cylinder 110 of the first component 100, then the second insertion part 220 of the second component 200 is inserted and matched with the first insertion part 120 of the first component 100, then the second guide cylinder 211 of the second component 200 is aligned to the target drilling position of the bone 500, and the kirschner wire drilling is guided through the second guide cylinder 211.
Example two: as shown in fig. 4, a drill auxiliary guiding tool for orthopedic surgery is different from the first embodiment in that: the support portion 210 is a solid support shaft.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art should not depart from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the scope of the present invention.
Claims (10)
1. The utility model provides a supplementary guiding tool of drilling that orthopedic operation used which characterized in that: the drill bit comprises a first member and a second member, wherein one end of the first member is provided with a first guide cylinder for a drill bit to pass through, and the other end of the first member is provided with a first insertion part parallel to the first guide cylinder; one end of the second component is provided with a supporting part opposite to the first guide cylinder, and the other end of the second component is provided with a second inserting part which is in inserting fit with the first inserting part.
2. The auxiliary guiding tool for drilling used in orthopedic surgery according to claim 1, characterized in that: the first inserting part is provided with a positioning hole, the second inserting part is provided with a positioning shaft, and the positioning shaft is matched with the positioning hole.
3. The auxiliary guiding tool for drilling used in orthopedic surgery according to claim 1, characterized in that: the first inserting part is provided with a positioning shaft, the second inserting part is provided with a positioning hole, and the positioning shaft is matched with the positioning hole.
4. A drill auxiliary guide tool for orthopedic surgery according to claim 2 or 3, characterized in that: the positioning holes are through holes or blind holes.
5. The auxiliary guiding tool for drilling used in orthopedic surgery according to claim 1, characterized in that: the supporting part is coaxial with the first guide cylinder.
6. The auxiliary guiding tool for drilling used in orthopedic surgery according to claim 1, characterized in that: the supporting part is a second guide cylinder for the Kirschner wire to pass through.
7. The auxiliary guiding tool for drilling used in orthopedic surgery as claimed in claim 6, wherein: the inner diameter of the second guide cylinder is smaller than that of the first guide cylinder.
8. The auxiliary guiding tool for drilling used in orthopedic surgery as claimed in claim 6, wherein: the inner diameter of the second guide cylinder is 1-4 mm.
9. The auxiliary guiding tool for drilling used in orthopedic surgery according to claim 1, characterized in that: the inner diameter of the first guide cylinder is 2.5-4.5 mm.
10. The auxiliary guiding tool for drilling used in orthopedic surgery according to claim 1, characterized in that: the first member and the second member are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021214730.9U CN213722251U (en) | 2020-06-28 | 2020-06-28 | Auxiliary guiding tool for drilling for orthopedic operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021214730.9U CN213722251U (en) | 2020-06-28 | 2020-06-28 | Auxiliary guiding tool for drilling for orthopedic operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213722251U true CN213722251U (en) | 2021-07-20 |
Family
ID=76814912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021214730.9U Expired - Fee Related CN213722251U (en) | 2020-06-28 | 2020-06-28 | Auxiliary guiding tool for drilling for orthopedic operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213722251U (en) |
-
2020
- 2020-06-28 CN CN202021214730.9U patent/CN213722251U/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: 20210720 |