CN104274238A - Fluoroscopic stereoscopic femoral neck localizing device - Google Patents
Fluoroscopic stereoscopic femoral neck localizing device Download PDFInfo
- Publication number
- CN104274238A CN104274238A CN201410562402.0A CN201410562402A CN104274238A CN 104274238 A CN104274238 A CN 104274238A CN 201410562402 A CN201410562402 A CN 201410562402A CN 104274238 A CN104274238 A CN 104274238A
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- support
- straightway
- bending segment
- neck
- femur
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/90—Guides therefor
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a fluoroscopic stereoscopic femoral neck localizing device which is characterized by comprising a first frame and a second frame. First supports (14) are arranged on the first frame, second supports (15) are further arranged at the upper ends of the first supports (14), and a neck-shaft angle localizing needle (16) is clamped on the second clamping supports (15); third supports (24) are arranged on the second frame, fourth supports (25) are further arranged at the upper ends of the third supports (24), a anteversion angle localizing hollow guide tube (26) is arranged on the fourth supports (25), and bent sections at corresponding positions are in one-to-one correspondence and immovable fit with one another. The fluoroscopic stereoscopic femoral neck localizing device has the advantages that femoral necks of patients can be fixedly localized by the aid of the frames, the various supports can be used as universal rotors, accordingly, multi-angle localizing requirements of the neck-shaft angle localizing needle and the anteversion localizing hollow guide tube can be met, the surgical localizing accuracy can be improved, ray radiation injury to the patients during surgery can be reduced, and the fluoroscopic stereoscopic femoral neck localizing device is simple in structure and wide in application range.
Description
Technical field
The present invention relates to the aid of fracture fixation, particularly a kind of neck of femur perspective stereoscopic positioner.
Background technology
The operation such as fracture of femoral neck internal fixtion, femoral head decompression needs the accurate location of doing neck of femur under fluoroscopy, to ensure that guide pin beats position correct in neck of femur.Under current perspective, neck of femur location operates mainly through external placement Kirschner wire, need repeatedly to locate, particularly determine that the top rake of neck of femur is especially difficult, because Kirschner wire cannot be stablized outside hip, surgical doctor is often needed to stablize Kirschner wire under fluoroscopy, the lower adjustment Kirschner wire of perspective is oppositely consistent with anteversion of femoral neck repeatedly, neck of femur collodiaphyseal angle also will be kept correct simultaneously, slightly rock, top rake and the collodiaphyseal angle generation deviation of guide pin will be shone into, think to change direction again, impact due to old osseous tunnel can become very difficult and affect surgical effect, in addition, these methods make doctor be subject to X-radiation glue many, orientation easily changes, operating time is long, efficiency is low.So.
Summary of the invention
The technical problem to be solved in the present invention there is provided a kind of Absorbable organic halogens location, reduces phototoxis and improves the neck of femur perspective stereoscopic positioner of procedure efficiency.
Technical scheme of the present invention is as follows:
A kind of neck of femur perspective stereoscopic positioner, comprise the first framework and the second framework, described first framework comprises the first straightway, first bending segment and the second bending segment, described first bending segment and the second bending segment stretch out perpendicular to the first straightway in the same way at the two ends of the first straightway respectively, described first straightway is provided with the first support, the upper end of described first support is also provided with the second support, described first support and the second support are bolted connection, described second clamp bracket is clamped with collodiaphyseal angle positioning needle, this first straightway, the centrage of the first bending segment and the second bending segment is in same level,
Described second framework is hollow-core construction, comprise the second straightway, the 3rd bending segment and the 4th bending segment, described 3rd bending segment and the 4th bending segment stretch out perpendicular to the second straightway in the same way at the two ends of the second straightway respectively, described second straightway is provided with the 3rd support, the upper end of described 3rd support is also provided with the 4th support, described 3rd support and the 4th support can be bolted connection, described 4th support is provided with top rake location hollow tubing conductor, and the centrage of this second straightway, the 3rd bending segment and the 4th bending segment is in same level; Two described bending segments of two described bending segments of the first framework and the second framework hollow-core construction of correspondence position are fixed by socket.
Adopt above structure, circular jaws on first support and the 3rd support is clamped on the first straightway and the second straightway respectively, slidably also can rotate, second support and the 4th support are owing to being chained together by bolt with the first support and the 3rd support respectively simultaneously, second support and the 4th support can realize the rotation of horizontal direction, play the effect of Universal rotary head, described adjustment collodiaphyseal angle positioning needle and top rake location hollow tubing conductor can also slide axially in the circular jaws of correspondence position, not only be conducive to the use angle adjusting collodiaphyseal angle positioning needle and top rake location hollow tubing conductor, also help the extension elongation of adjustment collodiaphyseal angle positioning needle and top rake location hollow tubing conductor, structure is simple, simple operation, the suitability is strong.
For the ease of changeing support and sufficiently sterilised sterilization, be beneficial to each support again to move with coordinating of miscellaneous part simultaneously, as preferably, described first support, the second support, the 3rd support and the 4th support form by two backbone block, the end in opposite directions of the same side of each described backbone block is provided with semi-circular recesses, and two described semi-circular recesses form a circular jaws.
For the ease of collodiaphyseal angle positioning needle and top rake location hollow tubing conductor multi-faceted with the use of, as preferably, the circular jaws on described first support is clamped and connected with the first straightway respectively, and this circular jaws is slidably matched on the first straightway; Circular jaws on described 3rd support is clamped and connected with the second straightway respectively, and this circular jaws is slidably matched on the second straightway.
In order to reduce the wearing and tearing between backbone block when fixing, be convenient to adjustment position when performing the operation simultaneously and keep location, as preferably, spring is provided with between described first support and the second support, the upper end of described spring abuts with the lower carriage block of the second support, lower end abuts with the upper bracket block of the first support, and this spring housing is located on the bolt being fixedly connected with the first support and the second support of correspondence position; Spring is provided with between described 3rd support and the 4th support, the upper end of described spring abuts with the lower carriage block of the 4th support, lower end abuts with the upper bracket block of the 3rd support, and this spring housing is located on the bolt being fixedly connected with the 3rd support and the 4th support of correspondence position.
In order to improve Position location accuracy when collodiaphyseal angle is positioned at operation, as preferably, described collodiaphyseal angle positioning needle is slidably socketed in the hollow tubing conductor of top rake location.
For the ease of the accuracy of related surgical equipment implantation site, as preferably, the middle part of described collodiaphyseal angle positioning needle is provided with through hole, and the diameter of this through hole is 2mm.
In order to banding first framework and the second framework, and can gripping sleeve access the first bending segment or the second bending segment, and external lesional can not be caused to the position being fixed by socket cooperation, as preferably, external part near described 4th bending segment is provided with one section of external screw thread, described external screw thread is bolted with nut, is also provided with multiple bar-shaped trough vertically in described externally threaded outer end, the equal outward opening of multiple described bar-shaped troughs and outer surface along the 4th bending segment are evenly arranged.
In order to be spirally connected at the 4th bending segment and the first bending segment or the second bending segment fixing while, correspondence position can mutual banding more firmly, as preferably, the center of described nut is step-like, large footpath is thread segment, path is non-threaded section, and the external diameter that the internal diameter of described non-threaded section and the 4th bending segment external part are provided with a section of bar-shaped trough is suitable.
Beneficial effect: the present invention utilizes framework stationary positioned, and several support can serve as the effect of Universal rotary head, the location of collodiaphyseal angle positioning needle and top rake location hollow tubing conductor multi-angle can be met, the Position location accuracy of operation can be improved, and x radiation x damage when reducing operation, structure is simple, applied widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is working state figure of the present invention.
Fig. 3 is the structural representation of backbone block and spring.
Fig. 4 is nut structure schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As depicted in figs. 1 and 2, the present invention is made up of the first framework and the second framework etc., described first framework comprises the first straightway 11, first bending segment 12 and the second bending segment 13, described first bending segment 12 and the second bending segment 13 stretch out perpendicular to the first straightway 11 in the same way at the two ends of the first straightway 11 respectively, described first straightway 11 is provided with the first support 14, the upper end of described first support 14 is also provided with the second support 15, described first support 14 and the second support 15 are bolted connection, described bolt is arranged with spring 29, described spring 29 is connected between the first support 14 and the second support 15, described second clamp bracket 15 is clamped with collodiaphyseal angle positioning needle 16, the middle part of described collodiaphyseal angle positioning needle 16 is provided with through hole, the diameter of this through hole is 2mm, the centrage of this first straightway 11, first bending segment 12 and the second bending segment 13 is in same level.
Described second framework is hollow-core construction, comprise the second straightway 21, 3rd bending segment 22 and the 4th bending segment 23, described 3rd bending segment 22 and the 4th bending segment 23 stretch out perpendicular to the second straightway 21 in the same way at the two ends of the second straightway 21 respectively, described second straightway 21 is provided with the 3rd support 24, the upper end of described 3rd support 24 is also provided with the 4th support 25, described 3rd support 24 and the 4th support 25 are also bolted connection, described bolt is also arranged with spring 29, described spring 29 is connected between the 3rd support 24 and the 4th support 25, external part near described 4th bending segment 23 is provided with one section of external screw thread, described external screw thread is bolted with nut 28, the center of described nut 28 is step-like, large footpath is thread segment, path is non-threaded section, multiple bar-shaped trough 27 is also provided with vertically in described externally threaded outer end, multiple described bar-shaped trough 27 all outward opening and outer surface along the 4th bending segment 23 is evenly arranged, the external diameter that the internal diameter of non-threaded section of described nut 28 and the 4th bending segment 23 external part are provided with a section of bar-shaped trough 27 is suitable, multiple bar-shaped trough 27 axially evenly arranged along the 4th bending segment 23 appearance, the external part of the 4th bending segment 23 is made to form the structure of a folder gallbladder, the bending segment of the correspondence position of socket can be clamped while nut 28 of riveting tightly, described 4th support 15 is provided with top rake location hollow tubing conductor 26, the diameter that the diameter of described collodiaphyseal angle positioning needle 16 and top rake locate hollow tubing conductor 26 is suitable, and be slidably matched, the centrage of this second straightway 21, the 3rd bending segment 22 and the 4th bending segment 23 is in same level.
As shown in Figure 1, Figure 2 and Figure 3, described first support 14, second support 15, the 3rd support 24 and the 4th support 25 form by two backbone block, the end in opposite directions of the same side of each described backbone block is provided with semi-circular recesses, and two described semi-circular recesses form a circular jaws; Circular jaws on described first support 14 is clamped and connected with the first straightway 11 respectively, and this circular jaws is slidably matched on the first straightway 11; Circular jaws on described 3rd support 24 is clamped and connected with the second straightway 21 respectively, and this circular jaws is slidably matched on the second straightway 21.
Using method of the present invention is as follows:
As shown in Fig. 1 to Fig. 4, first, collodiaphyseal angle positioning needle 16 is placed on possible position, hip front, inserted by the perspective of through hole and adjust to tram, be fixed on skin with suture, again by the 3rd bending segment 22 of the first bending segment 12 of the first framework and the second bending segment 13 and the second framework with the 4th bending segment 23 is corresponding connects together, form the frame structure of a square or rectangle, again by the first support 14, second support 15, 3rd support 24 is connected with the universal adjustment of the 4th support 25, and rivet tightly with nut 28, by the first framework and the locking of the second framework.
Then, top rake location hollow tubing conductor 26 on 4th support 25 is fixed on the first straightway 11 on the first framework, hip joint can be had an X-rayed in position, side, first regulate square structure frame to make top rake locate hollow tubing conductor 26 and femur maintenance level, tighten the bolt between the 3rd support 24 and the 4th support 25.
Finally, adjust the first support 14 corresponding on the first straightway 11 and the second straightway 12 and the position of the 3rd support 24, and regulate the height of the second support 15 and horizontal steering angle, collodiaphyseal angle positioning needle 16 and top rake is made to locate hollow tubing conductor 26 parallel, determine its collodiaphyseal angle, bolt between semifixed first support 14 and the second support 15, position, side perspective hip joint, the position adjusting top rake location hollow tubing conductor 26 up and down makes it consistent with anteversion of femoral neck, be completely fixed the bolt between the 3rd support 24 and the 4th support 25 again, now the direction of top rake location hollow tubing conductor 26 is exactly the tram of neck of femur, along the direction of this top rake location hollow tubing conductor 26, Kirschner wire can be squeezed into, screw, the surgical device that decompression drill bit etc. are relevant, simple operation, accuracy is high.
Because the diameter dimension of top rake location hollow tubing conductor 26 is many, multiple 4th support 25 with different circular jaws diameter can be prepared, and select according to the concrete condition that operation uses.
It is consistent with prior art that the present invention does not describe part, and therefore not to repeat here.
These are only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to do, is directly or indirectly used in the technical field that other are relevant, all in like manner within scope of patent protection of the present invention.
Claims (8)
1. a neck of femur perspective stereoscopic positioner, it is characterized in that: comprise the first framework and the second framework, described first framework comprises the first straightway (11), first bending segment (12) and the second bending segment (13), described first bending segment (12) and the second bending segment (13) stretch out perpendicular to the first straightway (11) in the same way at the two ends of the first straightway (11) respectively, described first straightway (11) is provided with the first support (14), the upper end of described first support (14) is also provided with the second support (15), described first support (14) and the second support (15) can be bolted connection, described second clamp bracket (15) is clamped with collodiaphyseal angle positioning needle (16), this first straightway (11), the centrage of the first bending segment (12) and the second bending segment (13) is in same level,
Described second framework is hollow-core construction, comprise the second straightway (21), 3rd bending segment (22) and the 4th bending segment (23), described 3rd bending segment (22) and the 4th bending segment (23) stretch out perpendicular to the second straightway (21) in the same way at the two ends of the second straightway (21) respectively, described second straightway (21) is provided with the 3rd support (24), the upper end of described 3rd support (24) is also provided with the 4th support (25), described 3rd support (24) and the 4th support (25) can be bolted connection, described 4th support (15) is provided with top rake location hollow tubing conductor (26), this second straightway (21), the centrage of the 3rd bending segment (22) and the 4th bending segment (23) is in same level, two described bending segments of two described bending segments of the first framework and the second framework hollow-core construction of correspondence position are fixed by socket.
2. neck of femur perspective stereoscopic positioner according to claim 1, it is characterized in that: described first support (14), the second support (15), the 3rd support (24) and the 4th support (25) form by two backbone block, the end in opposite directions of the same side of each described backbone block is provided with semi-circular recesses, and two described semi-circular recesses form a circular jaws.
3. neck of femur perspective stereoscopic positioner according to claim 2, it is characterized in that: the circular jaws on described first support (14) is clamped and connected with the first straightway (11) respectively, and this circular jaws is slidably matched on the first straightway (11); Circular jaws on described 3rd support (24) is clamped and connected with the second straightway (21) respectively, and this circular jaws is slidably matched on the second straightway (21).
4. neck of femur perspective stereoscopic positioner according to claim 3, it is characterized in that: between described first support (14) and the second support (15), be provided with spring (29), the upper end of described spring (29) abuts with the lower carriage block of the second support (15), lower end abuts with the upper bracket block of the first support (14), and this spring (29) is set on the bolt being fixedly connected with the first support (14) and the second support (15) of correspondence position; Spring (29) is provided with between described 3rd support (24) and the 4th support (25), the upper end of described spring (29) abuts with the lower carriage block of the 4th support (25), lower end abuts with the upper bracket block of the 3rd support (24), and this spring (29) is set on the bolt being fixedly connected with the 3rd support (24) and the 4th support (25) of correspondence position.
5. neck of femur perspective stereoscopic positioner according to claim 1, is characterized in that: it is inner that described collodiaphyseal angle positioning needle (16) is slidably socketed in top rake location hollow tubing conductor (26).
6. neck of femur perspective stereoscopic positioner according to claim 5, is characterized in that: the middle part of described collodiaphyseal angle positioning needle (16) is provided with through hole, and the diameter of this through hole is 2mm.
7. neck of femur perspective stereoscopic positioner according to claim 1, it is characterized in that: the external part near described 4th bending segment (23) is provided with one section of external screw thread, described external screw thread is bolted with nut (28), also be provided with multiple bar-shaped trough (27) vertically in described externally threaded outer end, multiple described bar-shaped trough (27) all outward opening and outer surface along the 4th bending segment (23) is evenly arranged.
8. neck of femur perspective stereoscopic positioner according to claim 7, it is characterized in that: the center of described nut (28) is step-like, large footpath is thread segment, path is non-threaded section, and the external diameter that the internal diameter of described non-threaded section and the 4th bending segment (23) external part are provided with a section of bar-shaped trough (27) is suitable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410562402.0A CN104274238B (en) | 2014-10-21 | 2014-10-21 | Neck of femur perspective stereoscopic positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410562402.0A CN104274238B (en) | 2014-10-21 | 2014-10-21 | Neck of femur perspective stereoscopic positioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104274238A true CN104274238A (en) | 2015-01-14 |
| CN104274238B CN104274238B (en) | 2016-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410562402.0A Expired - Fee Related CN104274238B (en) | 2014-10-21 | 2014-10-21 | Neck of femur perspective stereoscopic positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104274238B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137372A (en) * | 2016-07-31 | 2016-11-23 | 黄东生 | Neck of femur guide pin guider |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4365624A (en) * | 1979-01-16 | 1982-12-28 | Jaquet Orthopedie Sa | External bone-anchoring element |
| GB2126094A (en) * | 1982-08-26 | 1984-03-21 | Brian Norman Atkins | Device for holding the bones of the wrist and forearm after setting or during arthrodesis of the wrist |
| WO2006119591A1 (en) * | 2005-05-06 | 2006-11-16 | Michel Collete | Sighting instrument for determining the mechanical axis of the femur |
| CN201079438Y (en) * | 2007-07-12 | 2008-07-02 | 王振奎 | Neck of femur anteversion angle guide instrument |
| CN201127645Y (en) * | 2007-12-28 | 2008-10-08 | 兖矿集团有限公司 | Tridimensional directional sight for femoral head neck |
| CN102018555A (en) * | 2009-09-11 | 2011-04-20 | 史赛克创伤公司 | Easy to clean clamping device |
| US20140031822A1 (en) * | 2012-07-25 | 2014-01-30 | Orthofix S.R.L. | Method for Treating a Fracture of a Bone Having a Medullary Canal |
| CN203447351U (en) * | 2013-07-22 | 2014-02-26 | 陈立军 | External guider for dynamic hip screw |
| CN103961174A (en) * | 2014-05-27 | 2014-08-06 | 田红波 | Sliding positioning guide device |
-
2014
- 2014-10-21 CN CN201410562402.0A patent/CN104274238B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4365624A (en) * | 1979-01-16 | 1982-12-28 | Jaquet Orthopedie Sa | External bone-anchoring element |
| GB2126094A (en) * | 1982-08-26 | 1984-03-21 | Brian Norman Atkins | Device for holding the bones of the wrist and forearm after setting or during arthrodesis of the wrist |
| WO2006119591A1 (en) * | 2005-05-06 | 2006-11-16 | Michel Collete | Sighting instrument for determining the mechanical axis of the femur |
| CN201079438Y (en) * | 2007-07-12 | 2008-07-02 | 王振奎 | Neck of femur anteversion angle guide instrument |
| CN201127645Y (en) * | 2007-12-28 | 2008-10-08 | 兖矿集团有限公司 | Tridimensional directional sight for femoral head neck |
| CN102018555A (en) * | 2009-09-11 | 2011-04-20 | 史赛克创伤公司 | Easy to clean clamping device |
| US20140031822A1 (en) * | 2012-07-25 | 2014-01-30 | Orthofix S.R.L. | Method for Treating a Fracture of a Bone Having a Medullary Canal |
| CN203447351U (en) * | 2013-07-22 | 2014-02-26 | 陈立军 | External guider for dynamic hip screw |
| CN103961174A (en) * | 2014-05-27 | 2014-08-06 | 田红波 | Sliding positioning guide device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137372A (en) * | 2016-07-31 | 2016-11-23 | 黄东生 | Neck of femur guide pin guider |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104274238B (en) | 2016-04-27 |
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