CN201073337Y - Guide pin clamp - Google Patents
Guide pin clamp Download PDFInfo
- Publication number
- CN201073337Y CN201073337Y CNU2007200543728U CN200720054372U CN201073337Y CN 201073337 Y CN201073337 Y CN 201073337Y CN U2007200543728 U CNU2007200543728 U CN U2007200543728U CN 200720054372 U CN200720054372 U CN 200720054372U CN 201073337 Y CN201073337 Y CN 201073337Y
- Authority
- CN
- China
- Prior art keywords
- slide block
- mark line
- arm
- jaw
- tong arm
- 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
Images
Abstract
The utility model relates to a bone drilling guider. Open operation must be done and corresponding bone is exposed when bones are fixed using components such as screw spike, hollow guide pin and Kirschner wire in prior art, thereby causing bigger medical-causing injuries. The guide pin forceps comprises a forceps body and an aiming sleeve fixed on a forceps arm of the forceps body. The utility model combines a reduction forceps and an aimer organically. The utility model has the advantages of simple structure, convenient use, small injury of patients and quick recovery. The utility model adapts to closed reduction of fracture especially when longitudinal crack or fracture occurs upon limbs.
Description
Technical field
This utility model relates to a kind of guide pin pincers, belongs to a kind of bone drill conductor (IPC classification number A61B17/17).
Background technology
When crackle, fracture equivalent damage appear in skeleton, need fix with parts such as screw, hollow guide pin, Kirschner wires.Prior art has two kinds: a kind of is to make open surgery, and the tissue around the fracture is fully peeled off, visual down to knochenbruch reset have an injection fixing; Another kind is under the situation of not making open surgery, carries out closed reduction, by the x-ray fluoroscopy technology, knochenbruch is fixed.Preceding a kind of mode can be brought bigger iatrogenic wound, influences the union of fracture quality to a great extent; Shortcomings such as back one mode is in the whole surgery process, and medical worker, patient must long-time expose in the x-ray, and exists to thread a needle and fixedly owe accurate, and fracture end is shifted repeatedly, and fracture fixation is insecure.
The utility model content
The technical problems to be solved in the utility model is the above-mentioned defective that how to overcome prior art, provides and can realize the knochenbruch location, leads and bore/thread a needle, and the guide pin pincers of doctor source wound minimum.
For solving the problems of the technologies described above, this utility model guide pin pincers comprise caliper, two tong arms of this caliper are relative, be and encircle shape, and be provided with the jaw fixture of control jaw subtended angle, it is characterized in that: it also comprises the aiming sleeve pipe, and this aiming sleeve pipe is provided with aduncate arched arm, and is fixed on the tong arm by this arched arm telescopically; Arched arm is provided with the point of aim mark line, and this point of aim mark line is corresponding one by one with jaw mark line on the caliper; Each bar jaw mark line is represented the state of dehiscing of jaw, and Dui Ying point of aim mark line is expressed as the connecting line that makes the telescopic axes extending line of aiming be parallel to two tong arm front end mid points, the position that arched arm should be located with it.
During Design and Machining, make a guide pin pincers model earlier, fix the state of dehiscing of this guide pin pincers model then, mark 1 jaw mark line, adjust arched arm again, when the telescopic axes extending line of aiming is parallel to the connecting line of two tong arm front end mid points, 1 point of aim mark line of mark on arched arm.Just there is one-to-one relationship in this point of aim mark line with just now jaw mark line.Analogize in proper order, can mark a series of jaw mark line and point of aim mark line.After marking out abundant point of aim mark line and jaw mark line, this guide pin pincers have just been finished design typification, then, just can produce in batches according to shape, size and the mark line of above-mentioned guide pin pincers model.
When regulating the aiming sleeve pipe, the aiming sleeve pipe is equivalent to make circular motion along arched arm.According to said structure, guide pin clamps only in particular state, just may make its axes extending line by two tong arm front end mid points by adjusting the aiming sleeve pipe.From this particular state, jaw magnifies or diminishes, and aims at the connecting line that telescopic axes extending line can only be parallel to two tong arm front end mid points, and can not pass through above-mentioned 2 points, and the spacing between two lines changes aggravation with jaw and increases.During use, this spacing has determined the spacing between drill bit, pin and the tong arm front end line.In order to ensure the aiming effect is had much impact, above-mentioned spacing can not surpass certain limit.So the guide pin pincers according to said structure design, manufacturing all have certain scope of application.According to clinical needs, can be designed to large, medium and small three model guide pins pincers.
The jaw mark line can directly adopt the width that opens of caliper front end to mark, and when using like this, according to the mark of jaw mark line, the doctor needn't measure, and just can directly draw the width between the pincers point, thereby select suitable nail, pin.
So design, during use, experienced doctor can be directly be thrust in patient's the skin with the tip of this guide pin pincers, with knochenbruch or split bone clamp (rupture, isolating skeleton, want positive reduction earlier), the state of dehiscing is fixed, checked the jaw mark line then, regulate arched arm and aiming sleeve pipe to state shown in the corresponding point of aim mark line, at this moment, though cannot see skeleton, this moment is near most advanced and sophisticated clamping place of the aligned tong arm just of aiming sleeve pipe.Boring, perforation can not misplace.Only stay 2 acanthopores on whole process patient's skin, minimum to the skin injury.
The doctor who lacks experience during fixation of bone fragments, can fix this guide pin pincers temporarily by the x-ray fluoroscopy technology, has not just needed when holing or threading a needle.Because the time is short, is subjected to the X-ray radiation injury very little.
As optimization, described arched arm is fixed on the tong arm by slide block, and described arched arm can stretch on this slide block; This slide block can move on tong arm; The tong arm of band slide block is provided with the slide block mark line, this slide block mark line and described point of aim mark line, jaw mark line are corresponding one by one, wherein, the slide block mark line is expressed as and makes the connecting line of the telescopic axes extending line of aiming and two tong arm front end mid points overlapping, the position that slide block should be located.Also be provided with the groove that supplies drill bit or pin to pass through on the corresponding tong arm.The width of groove is as the criterion not influence boring or to thread a needle, and generally gets final product greater than the drill bit of adapted or the diameter of pin.
During Design and Machining, after jaw is fixed on original state, adjust slide block, arched arm, make the telescopic axes extending line of aiming parallel and, mark a jaw mark line, point of aim mark line and slide block mark line in the relevant position respectively by two tong arm front end mid points.The above-mentioned jaw mark line of finishing, slide block mark line and point of aim mark line are corresponding mutually, record be under this original state, it is parallel and by two tong arm front end mid points, the position that slide block, arched arm should be located to guarantee to aim at telescopic axes extending line.Then, jaw is opened a bit, readjust slide block, arched arm, mark new mark line, analogize in proper order, can mark a series of jaw mark line, point of aim mark line and slide block mark line.After marking out three kinds of abundant mark lines, this guide pin pincers have just been finished design typification, then, just can produce in batches according to shape, size and the mark line of above-mentioned guide pin pincers model.
So design during use, after this guide pin pincers fixation of bone fragments, earlier according to the jaw mark line, is regulated arched arm to state shown in the corresponding point of aim mark line, and then, the re-adjustment slide block is to corresponding slide block mark line.At this moment, though cannot see knochenbruch, this moment, the aligned tong arm just of aiming sleeve pipe front end midpoint.Because the aiming deviations has obtained timely correction, and the location is accurate, the scope of application is also wider like this.
As optimization, the tong arm of band slide block is provided with the tooth of curved arrangement, and slide block is provided with the knob of band gear, and this gear matches with tooth on the tong arm.So design, adjusting knob, the gear driven slide block on the knob move on tong arm, are convenient to fine setting.
As optimization, described arched arm is provided with the tooth of curved arrangement, and the tong arm at its place or slide block are provided with the knob of band gear, and this gear matches with tooth on the arched arm.So design, adjusting knob, the gear on the knob is flexible by the moving arched arm of the cingulum on the arched arm, is convenient to fine setting.
This utility model guide pin pincers organically combine reduction forceps and sight, belong to bone surgery set, after being mainly used in the fracture fixation of extremity fracture closed reduction, borrow in the aiming sleeve pipe, accurately squeeze into Kirschner wire, hollow nail, guide pin, screw, so that fracture is carried out good internal fixation.
When using this utility model guide pin pincers to thread a needle (nail), entry point, go out pin mark basic assurance has been arranged, stable and the accuracy that helps fracture fixation, the indication of clinical orthopaedics closure procedure obviously improves, avoid unnecessary open surgery, simplify operation process, reduce operation process traditional Chinese medical science source sexual trauma, the unnecessary waste of reduction medical resource.
Certainly this utility model guide pin pincers also can use as fracture closed reduction pincers separately, can be used for also that open surgery is auxiliary threads a needle fixingly, help to improve fixed accuracy and simplify operation process.
Description of drawings
Fig. 1 is the structural representation of this utility model guide pin pincers embodiment one;
Fig. 2 is the structural representation of this utility model guide pin pincers embodiment two;
Fixation of bone fragments sketch map when Fig. 3 is two uses of this utility model guide pin pincers embodiment;
Aiming location sketch map when Fig. 4 is two uses of this utility model guide pin pincers embodiment.
Among the figure: 1 roller bearing of setting up for the retractility that is used to increase arched arm for slide block mark line, 9 for slide block hold-down screw, 8 for slide block, 701 for knob, 7 for gear, 6 for tooth, 5 for arched arm hold-down screw, 4 for point of aim mark line, 303 for arched arm, 302 for aiming sleeve pipe, 301 for jaw hold-down screw, 3 for jaw mark line, 2 for tong arm, 103 for caliper, 101,102,10 is knochenbruch for arc scale, 11.
The specific embodiment
Below in conjunction with accompanying drawing this utility model guide pin pincers are described further:
Embodiment one: as shown in Figure 1, this utility model guide pin pincers comprise caliper 1, two tong arms 101,102 of this caliper 1 are relatively encircles shape, and be provided with the jaw fixture of control jaw subtended angle, this jaw fixture comprises arc fixed ruler 10, this arc fixed ruler 10 is arranged on the pincers handle of caliper, stretches in another pincers handle, and can be fastening fixing by hold-down screw 2.
This utility model guide pin pincers also comprise aiming sleeve pipe 3, and this aiming sleeve pipe 3 is provided with aduncate arched arm 301, and is fixed on the tong arm 101 by these arched arm 301 telescopicallies; Arched arm 301 is provided with and is radial point of aim mark line 302 of arranging, and this point of aim mark line 302 is corresponding one by one with jaw mark line 103 on the arc fixed ruler 10; A kind of state of dehiscing of each bar jaw mark line 103 expression jaw, Dui Ying point of aim mark line 302 is expressed as the connecting line that makes the telescopic axes extending line 3 of aiming be parallel to two tong arm 101,102 front end mid points, the position that arched arm 301 should be located with it.
Described arched arm 301 is provided with the tooth 4 of curved arrangement, and the tong arm 101 at its place is provided with the knob 6 of band gear 5, and this gear 5 matches with tooth 4 on the arched arm 301.
Three cornet marks among the figure on pincers handle and the tong arm 101 are used for representing current point of aim mark line 302 and current jaw mark line 103 respectively.
Embodiment two: shown in Fig. 2,3,4, described arched arm 301 is fixed on the tong arm 101 by slide block 7, and described arched arm 301 can stretch on this slide block 7; This slide block 7 can slide on tong arm 101; The tong arm 101 of band slide block 7 is provided with slide block mark line 8, this slide block mark line 8 and described point of aim mark line 302, jaw mark line 103 are corresponding one by one, wherein, slide block mark line 8 is expressed as and makes the axes extending line that aims at sleeve pipe 3 on the basis of the connecting line that is parallel to two tong arm 101,102 front end mid points, further overlap (promptly by two tong arm 101,102 front end mid points), the position that slide block 7 should be located.When preventing to hole, drill bit is run into tong arm 101, also is provided with the groove (not shown) of passing through for drill bit or pin on the tong arm 101.Being as the criterion of the slide block mark line 8 that current slide mark line 8 exposes with slide block below.
Described arched arm 301 is provided with the tooth 4 of curved arrangement, and the slide block 7 at its place is provided with the knob 6 of band gear 5, and this gear 5 matches with tooth 4 on the arched arm 301.
For the ease of regulating, also can set up tooth 4 on the tong arm 101 of band slide block 7, mix the knob 6 of band gear 5 on the slide block 7, respective gears 5 matches with tooth 4 on the tong arm 101.Can utilize gear 5 to drive slide block like this and on tong arm, move (figure slightly).Remaining part and structure are as described in the enforcement mode one.
Claims (4)
1. a guide pin clamps, comprise caliper, two tong arms of this caliper are relative, be and encircle shape, and be provided with the jaw fixture of control jaw subtended angle, it is characterized in that: it also comprises the aiming sleeve pipe, and this aiming sleeve pipe is provided with aduncate arched arm, and is fixed on the tong arm by this arched arm telescopically; Arched arm is provided with the point of aim mark line, and this point of aim mark line is corresponding one by one with jaw mark line on the caliper; Each bar jaw mark line is represented a kind of state of dehiscing of jaw, and Dui Ying point of aim mark line is expressed as the connecting line that makes the telescopic axes extending line of aiming be parallel to two tong arm front end mid points, the position that arched arm should be located with it.
2. guide pin pincers according to claim 1, it is characterized in that: described arched arm is fixed on the tong arm by slide block, and described arched arm can stretch on this slide block; This slide block can move on tong arm; The tong arm of band slide block is provided with the slide block mark line, this slide block mark line and described point of aim mark line, jaw mark line are corresponding one by one, wherein, the slide block mark line is expressed as and makes the connecting line of the telescopic axes extending line of aiming and two tong arm front end mid points overlapping, the position that slide block should be located; Also be provided with the groove that supplies drill bit or pin to pass through on the corresponding tong arm.
3. guide pin according to claim 2 pincers is characterized in that: the tong arm of band slide block is provided with the tooth of curved arrangement, and slide block is provided with the knob of band gear, and this gear matches with tooth on the tong arm.
4. according to claim 1 or 2 or 3 described guide pins pincers, it is characterized in that: described arched arm is provided with the tooth of curved arrangement, and the tong arm at its place or slide block are provided with the knob of band gear, and this gear matches with tooth on the arched arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200543728U CN201073337Y (en) | 2007-07-20 | 2007-07-20 | Guide pin clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200543728U CN201073337Y (en) | 2007-07-20 | 2007-07-20 | Guide pin clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201073337Y true CN201073337Y (en) | 2008-06-18 |
Family
ID=39518599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200543728U Expired - Fee Related CN201073337Y (en) | 2007-07-20 | 2007-07-20 | Guide pin clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201073337Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103565508A (en) * | 2013-11-26 | 2014-02-12 | 段强民 | Orthopedic guide reset pincers |
| CN104546064A (en) * | 2014-12-26 | 2015-04-29 | 上海交通大学医学院附属第九人民医院 | Clamp-type acromioclavicular joint embolia reduction guiding system |
| CN105615978A (en) * | 2016-03-04 | 2016-06-01 | 苏州瑞华医院有限公司 | Kirschner wire positioning depth finder |
| CN105662571A (en) * | 2016-03-21 | 2016-06-15 | 段强民 | Same-plane and equal-angle swinging orthopaedic guide reset pliers |
| CN105832398A (en) * | 2016-03-21 | 2016-08-10 | 段强民 | Positioning and guiding orthopedic reduction forceps |
| CN107260296A (en) * | 2017-07-04 | 2017-10-20 | 吴旭华 | Medical director is clamped |
| CN108478270A (en) * | 2018-03-20 | 2018-09-04 | 南方医科大学南方医院 | Reduction of the fracture device |
-
2007
- 2007-07-20 CN CNU2007200543728U patent/CN201073337Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103565508A (en) * | 2013-11-26 | 2014-02-12 | 段强民 | Orthopedic guide reset pincers |
| CN103565508B (en) * | 2013-11-26 | 2015-05-27 | 段强民 | Orthopedic guide reset pincers |
| CN104546064A (en) * | 2014-12-26 | 2015-04-29 | 上海交通大学医学院附属第九人民医院 | Clamp-type acromioclavicular joint embolia reduction guiding system |
| CN105615978A (en) * | 2016-03-04 | 2016-06-01 | 苏州瑞华医院有限公司 | Kirschner wire positioning depth finder |
| CN105662571A (en) * | 2016-03-21 | 2016-06-15 | 段强民 | Same-plane and equal-angle swinging orthopaedic guide reset pliers |
| CN105832398A (en) * | 2016-03-21 | 2016-08-10 | 段强民 | Positioning and guiding orthopedic reduction forceps |
| CN105662571B (en) * | 2016-03-21 | 2018-04-20 | 段强民 | A kind of coplanar orthopaedics angularly swung is oriented to reduction forceps |
| CN107260296A (en) * | 2017-07-04 | 2017-10-20 | 吴旭华 | Medical director is clamped |
| CN107260296B (en) * | 2017-07-04 | 2023-11-24 | 吴旭华 | Medical needle forceps |
| CN108478270A (en) * | 2018-03-20 | 2018-09-04 | 南方医科大学南方医院 | Reduction of the fracture device |
| CN108478270B (en) * | 2018-03-20 | 2023-10-27 | 南方医科大学南方医院 | Fracture reduction device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201073337Y (en) | Guide pin clamp | |
| US5409493A (en) | Single-handed surgical drill depth guide | |
| US8142432B2 (en) | Apparatus for repositioning portions of fractured bone and method of using same | |
| CN205903304U (en) | Ke shi needle locator for orthopedics | |
| CN105662572B (en) | Kirschner wire guider | |
| CN203662891U (en) | Frame type pressurizing multipurpose guiding device | |
| CN106562819A (en) | Guiding apparatus used for minimally invasive surgery of orthopedics department | |
| US20200138457A1 (en) | Surgical drill guide tools | |
| CN103565508A (en) | Orthopedic guide reset pincers | |
| CN101322637A (en) | Adjustable nerve endoscope fixture mechanism | |
| CN201079438Y (en) | Neck of femur anteversion angle guide instrument | |
| CN106073857A (en) | A kind of multi-functional replacement and fixation guide forceps | |
| CN202010198U (en) | Orthopedics broken screw extracting device | |
| CN102151171B (en) | Broken-nail extractor for orthopedics and using method thereof | |
| CN206239471U (en) | A kind of multi-functional replacement and fixation guide forceps | |
| CN115486925A (en) | Hallux valgus correction guide device and correction method | |
| CN209018922U (en) | A kind of knee joint front and rear fork ligament reparation positioning sighting device | |
| CN203208080U (en) | Talofibular and calcaneofibular ligament reconstruction fibula positioner | |
| CN210056203U (en) | Temporary fixing and resetting device for middle-warp cortical bone fracture end in operation | |
| CN103961175A (en) | Guider for fixing dynamic hip screws for proximal femoral fractures | |
| CN208822947U (en) | A kind of Kirschner wire guiding device | |
| CN208524965U (en) | A kind of cortical bone preboring formula ligamentaum cruciatum positioning foresight device | |
| CN205054400U (en) | Adjustable intramedullary nail | |
| CN202086556U (en) | Small trochanteric reduction sighting device | |
| CN200960147Y (en) | Medical screwtap |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080618 Termination date: 20110720 |