CN106137370A - A kind of Kirschner wire apparatus for bending - Google Patents
A kind of Kirschner wire apparatus for bending Download PDFInfo
- Publication number
- CN106137370A CN106137370A CN201510248436.7A CN201510248436A CN106137370A CN 106137370 A CN106137370 A CN 106137370A CN 201510248436 A CN201510248436 A CN 201510248436A CN 106137370 A CN106137370 A CN 106137370A
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- CN
- China
- Prior art keywords
- kirschner wire
- bending
- needle
- contact
- kirschner
- 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.)
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Classifications
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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
- A61B17/8875—Screwdrivers, spanners or wrenches
Abstract
The invention discloses a kind of Kirschner wire apparatus for bending, including needle-nose pliers, two holding piece clamping Kirschner wires of the jaw of described needle-nose pliers head, one of two holding pieces of jaw are for shaping pellet, the head of needle-nose pliers is as rotary shaft, the contact that overcoat applies bending power to Kirschner wire rotates around rotary shaft, and contact rotates the Kirschner wire of two holding piece clampings around shaped core block bending to shaped core Block direction.Prior art uses binding clip, first vise Kirschner wire often, then under the state of vising again with another pliers by its bending, waste time and energy, Kirschner wire is clamped by the present invention initially with binding clip, meet and generally clamp custom, then use bending Gua Qie mechanism to be stirred Kirschner wire by the shifting block rotated around the axis to be coiled into core block and be bent to form required hook-shaped elbow, if be of convenient length after Kirschner wire bending, the most just take off apparatus for bending, if length is long after Kirschner wire bending, continues rotation and Kirschner wire is scraped disconnected, scrape during cutting, all the time Kirschner wire is clamped；Holder one side arranges stopper slot, facilitates bending to scrape abjection of having no progeny；Arranging ratchet spanner, it is laborsaving that disconnected process is scraped in bending.
Description
Technical field
The present invention relates to molding method for cutting and the molding cropper of a kind of surgical parts, blanking method and bending scraping-cutting device are scraped in the bending particularly relating to a kind of orthopedic kirschner pin.
Background technology
The Kirschner wire that conventional Kirschner wire is fixed as knochenbruch docking in bone surgery, general Kirschner wire is at about 20 centimeters, and diameter has different several specifications between 0.5～4 millimeter.For fixing short and small fracture or the little fracture fixation of avulsion fracture iso-stress, be also commonly used in bone surgery interim sclerite fixing in.Can be according to the size of docking skeleton in operation, Kirschner wire is cut out, then Kirschner wire is inserted to bore in empty skeleton and be fixed, and bending Kirschner wire is exposed outside skeleton, cannot take out in the future to prevent the backshank staying bone surface from stinging out skin or to submerge surface of bone.The most often application needle holder or binding clip complete bending work, the most relatively time-consuming arduously, handle in Publication No. CN87212315U patent must revolve turnback can be by Kirschner wire bending, in Forging Process, the side plane of pressing block contacts with Kirschner wire all the time so that whole lever length is oversize, use very inconvenient, so, currently without Kirschner wire can once be rolled over the lever for required angle, more dare not want to use lever to proceed Kirschner wire is blocked.A upper patent of our company's application, owing to being that Kirschner wire is carried out spacing by fixing groove, during bending is scraped and broken, Kirschner wire is easily deviate from；When fixing groove is as rotary shaft, fixing groove two Side Volume is the least, is difficult to continue to arrange additional holder on fixing groove.
Summary of the invention
The present invention solve Kirschner wire bending and scrape disconnected during, Kirschner wire is continuously applied the technical problem of chucking power.
A kind of Kirschner wire apparatus for bending, including needle-nose pliers, two holding piece clamping Kirschner wires of the jaw of described needle-nose pliers head, one of two holding pieces of jaw are for shaping pellet 6, the head of needle-nose pliers is as rotary shaft, the contact 3 that overcoat applies bending power to Kirschner wire rotates around rotary shaft, and contact 3 rotates the Kirschner wire of two holding piece clampings around shaped core block 6 bending to shaping pellet 6 direction.
Disconnected device is scraped in described Kirschner wire bending, and one of described two holding pieces of jaw, for shaping pellet 6, another holding piece of jaw set stopper slot 5, and stopper slot 5 prevents from scraping Kirschner wire abjection during cutting when coordinating clamping Kirschner wire with shaping pellet 6.
Described Kirschner wire apparatus for bending, described contact 3 cuts scraping cutting blade 4 and scraping otch with shaping pellet 6 and being formed of Kirschner wire for scraping, and contact 3 by after Kirschner wire bending, is scraped cutting blade 4 and continued to rotate the Kirschner wire of clamping is scraped cut-out along scraping otch.
Described Kirschner wire apparatus for bending, the head of described needle-nose pliers rotates around rotary shaft as rotary shaft, the contact 3 that overcoat applies bending power to Kirschner wire, and the head i.e. rotary shaft for needle-nose pliers makes the surface of revolution, the outer sheathed sleeve pipe 302 of the surface of revolution, tumbler fixed contact 3.
Described Kirschner wire apparatus for bending, the described surface of revolution forms tapered profiles, is socketed the sleeve pipe 302 coordinated with it so that the jaw of the head of needle-nose pliers can open receiving Kirschner wire, sleeve pipe 302 fixed contact 3 outside tapered profiles.
Described Kirschner wire apparatus for bending, described sleeve pipe 302 arranges spacing shelves ring 3021, scrape cut time, spacing shelves ring 3021 prevents sleeve pipe 302 from deviating from from tapered profiles holder 1.
Described Kirschner wire apparatus for bending, described sleeve pipe 302 arranges and pulls handle 3022, pulls handle 3022 and for contact 3 and scrapes cutting blade 4 and provide bending power and scrape disconnected power.
Described Kirschner wire apparatus for bending, the side of described needle-nose pliers 10 arranges and pulls the fixed handle 3023 that handle 3022 coordinates, pulling handle 3022 and coordinate, with fixed handle 3023, the handle being to hold for a pair.
Disconnected device is scraped in described Kirschner wire bending, described in pull handle 3022 be ratchet spanner, the profile at the position that described sleeve pipe 302 coordinates with ratchet spanner is the nut profile coordinated with ratchet spanner.
Prior art uses binding clip, first vise Kirschner wire often, then under the state of vising again with another pliers by its bending, waste time and energy, Kirschner wire is clamped by the present invention initially with binding clip, meet and generally clamp custom, then use bending Gua Qie mechanism to be stirred Kirschner wire by the shifting block rotated around the axis to be coiled into core block and be bent to form required hook-shaped elbow, if be of convenient length after Kirschner wire bending, the most just take off apparatus for bending, if length is long after Kirschner wire bending, continues rotation and Kirschner wire is scraped disconnected, scrape during cutting, all the time Kirschner wire is clamped；Holder one side arranges stopper slot, facilitates bending to scrape abjection of having no progeny；Arranging ratchet spanner, it is laborsaving that disconnected process is scraped in bending.
Accompanying drawing explanation
Fig. 1 is the holder expanded configuration schematic diagram of the present invention.
Fig. 2 is the holder Guan Bi of the present invention, scrape cutting blade forms one scrape notch features schematic diagram with shaping pellet side.
Fig. 3 is that Fig. 1 holder clamps Kirschner wire schematic diagram.
Fig. 4 is the taper sheath pipe box cone spindle of the present invention and taper fixes spacing shelves ring sectional structure schematic diagram.
Fig. 5 is needle-nose pliers structural representation.
Fig. 6 is the sleeve pipe of the present invention or taper is fixing pulls handle arrangement schematic diagram.
Fig. 7 be the present invention Kirschner wire Forging Process in schematic diagram.
Detailed description of the invention
nullDisconnected device is scraped in a kind of Kirschner wire bending，Such as Fig. 1 Fig. 2 Fig. 3，Holder 1 including clamping Kirschner wire，Holder 1 includes that the parts of two foldings are for clamping Kirschner wire，Two folding parts of holder 1 are as rotary shaft，This rotary shaft can be cylinder，It can also be cone，Enable to be provided with the contact 3 to Kirschner wire applying bending power rotate just around holder 1，Namely contact 3 rotates around rotary shaft，Contact 3 oppresses Kirschner wire around shaped core block 6 bending，After Kirschner wire bending，If be of convenient length after Kirschner wire bending，The most just take off apparatus for bending，If length is long after Kirschner wire bending，Formed and scrape otch such as Fig. 2 for scraping shaping pellet 6 side 61 scraping cutting blade 4 and holder 1 one side end cutting Kirschner wire on contact 3，Scrape cutting blade 4 and continue to rotate along scraping otch，Scrape during rotation and cut Kirschner wire，Until scraping cutting blade 4, contact (can also be apart from the shortest with shaping pellet 6 side 61，Kirschner wire is disconnected just)，The Kirschner wire of clamping is scraped cut-out.
Disconnected device is scraped in described Kirschner wire bending, and described holder 1 includes two holding pieces clamping Kirschner wire, in the end of two holding pieces, one of them holding piece sets stopper slot 5, and stopper slot 5 prevents from scraping Kirschner wire abjection during cutting.Stopper slot 5 is set at side holding piece, it is because the Kirschner wire after bending 80, against two faces or three faces of shaping pellet 6, as this patent claims priority the patent of Patent No., the Kirschner wire 80 of bending is scraped and has no progeny, need to deviate from from shaping pellet 6, shaping pellet 6 clamps the face of Kirschner wire and sets groove, is unfavorable for that Kirschner wire is deviate from, certainly from shaping pellet 6, pellet 6 side design draw taper can shaped, it is simple to shaping pellet 6 is scraped disconnected Kirschner wire 80 with bending and departed from.
Disconnected device is scraped in described Kirschner wire bending, the end of said two holding piece, core block 6 it is set as on another holding piece, contact 3 is after Kirschner wire applying bending power makes Kirschner wire surround into core block 6 bending, shaping pellet 6 is cylinder, scraping cutting blade 4 and scraping otch with shaping pellet 6 side and being formed of Kirschner wire is cut for scraping on contact 3, with scrape cutting blade 4 formed scrape otch shape pellet 6 side, it can be the intersection 61 shaping 6 two sides of pellet, the arc surface that can also be and scrape cutting blade 4 and rotate path concentric, figure such as shapes the side arc surface of pellet 6, scrape cutting blade 4, along scraping otch continuation rotation, the Kirschner wire of bending is scraped cut-out.The shape shaping pellet 6 is corresponding with the negative camber that Kirschner wire bends or inner curve, and described negative camber or inner curve are equivalent to the Internal periphery shape of crotch.
Now, such as Fig. 1, two folding parts of holder 1 open, Kirschner wire 80 is as in opening, then, two folding members closes of holder 1, groove 5 as limited in Fig. 3 Kirschner wire 80 and shaping pellet 6 corresponding side surface clamping, contact 3 is resisted against on Kirschner wire, rotary contact 3, contact 3 is oppressed Kirschner wire 80 and is bent, Kirschner wire 80 bending is to required bending shape, otch is scraped in intersection 61 formation scraped cutting blade 4 with shape 6 two sides of pellet of contact 3, continue rotary contact 3, Kirschner wire 80 is scraped cut-out by the cutting blade 4 of scraping of contact 3, , then, two folding parts open, shaping pellet 6 is scraped disconnected Kirschner wire 80 with bending and is departed from.
Disconnected device is scraped in described Kirschner wire bending, and the outside of said two holding piece forms tapered profiles, and in the case of end diameter is identical, tapered profiles can bear bigger moment of torsion so that the diameter of end is the least；The outer slip joint casing 302 of tapered profiles, sleeve pipe 302 connects fixed contact 3.The Internal periphery of described sleeve pipe 302 and the outside of two holding pieces form tapered profiles coupling, certainly, if the outside of two holding pieces forms cylinder, then the Internal periphery of sleeve pipe 302 is the pipe of coupling, the outline of sleeve pipe 302 can be tapered profiles, it is also possible to be cylindrical outline.
Disconnected device is scraped in Kirschner wire bending as described in Figure 4, and described sleeve pipe 302 arranges spacing shelves ring 3021, scrape cut time, spacing shelves ring 3021 and taper surface prevent sleeve pipe 302 from deviating from from tapered profiles holder 1 jointly.Certainly outside annular boss or the annular recess of can setting of holder 1, sleeve pipe 302 inner surface coupling annular recess or annular boss, prevent sleeve pipe 302 from deviating from from holder 1.
Disconnected device is scraped in Kirschner wire bending as described in Fig. 4 Fig. 5, the holder 1 of described clamping Kirschner wire is needle-nose pliers, Fig. 4 shows the shape of needle-nose pliers section view, but this needle-nose pliers is of two parts being hinged, along common needle-nose pliers hinge two ends, revolving body with this parts mouth outline is set, reserve the groove movable for another hinge member, two holding pieces of jaw making needle-nose pliers head are holder 1 and clamp two holding pieces of Kirschner wire, the stopper slot 5 of two holding piece ends of jaw clamps Kirschner wire with shaping pellet 6, the holding handle 10 of needle-nose pliers provides chucking power.
Disconnected device is scraped in Kirschner wire bending as described in Figure 6, and described sleeve pipe 302 arranges and pulls handle 3022, pulls handle 3022 and for contact 3 and scrapes cutting blade 4 and provide bending to scrape disconnected power.So, the holding handle 10 of needle-nose pliers provides chucking power fixing needle-nose pliers, and pulling handle 3022 provides bending to scrape disconnected power, now, is generally adapted diameter 2mm and following Kirschner wire.
Disconnected device is scraped in Kirschner wire bending as described in Figure 7, and the side of described needle-nose pliers 10 arranges and pulls the fixed handle 3023 that handle 3022 coordinates, and pulls handle 3022 and coordinates, with fixed handle 3023, the handle being to hold for a pair.Coordinating, with fixed handle 3023, the handle being to hold for a pair owing to pulling handle 3022, the holding handle 10 of needle-nose pliers is not provided bending to scrape disconnected power to be affected, now, be generally adapted the Kirschner wire of diameter 2mm-4mm by pulling handle 3022.
Disconnected device is scraped in described Kirschner wire bending, described in pull handle 3022 be ratchet spanner, the profile at the position that described sleeve pipe 302 coordinates with ratchet spanner is the nut profile coordinated with ratchet spanner.It is ratchet spanner owing to pulling handle 3022, uses more convenient.
Blanking method is scraped in a kind of Kirschner wire bending, comprises the following steps:
(1) Kirschner wire is clamped in rotating shaft end head, and Kirschner wire exposes needs bending to scrape the one end cut；
(2) apply the bending power rotated around the shaft in the one end needing bending to scrape to cut, by Kirschner wire bending；
(3) bending is limited continuation bending to the Kirschner wire after needing angle, and Kirschner wire is limited by the pellet of rotating shaft end head and continues bending；
The blade rotated the most around the shaft continues to scrape shear force and Kirschner wire is scraped cut-out.
Kirschner wire bending is scraped the explanation of blanking method by the present invention, is referred to described Kirschner wire bending and scrapes the embodiment of disconnected device.
Claims (9)
1. a Kirschner wire apparatus for bending, including needle-nose pliers, it is characterized in that: two holding piece clamping Kirschner wires of the jaw of described needle-nose pliers head, one of two holding pieces of jaw are for shaping pellet (6), the head of needle-nose pliers is as rotary shaft, the contact (3) that overcoat applies bending power to Kirschner wire rotates around rotary shaft, and contact (3) rotates the Kirschner wire of two holding piece clampings around shaped core block (6) bending to shaping pellet (6) direction.
2. disconnected device is scraped in Kirschner wire bending as claimed in claim 1, it is characterized in that: one of described two holding pieces of jaw are for shaping pellet (6), setting stopper slot (5) on another holding piece of jaw, stopper slot (5) prevents from scraping Kirschner wire abjection during cutting when coordinating clamping Kirschner wire with shaping pellet (6).
3. Kirschner wire apparatus for bending as described in claim 1 or 2, it is characterized in that: described contact (3) is upper cuts scraping cutting blade (4) and scraping otch with shaping pellet (6) and being formed of Kirschner wire for scraping, contact (3), by after Kirschner wire bending, is scraped cutting blade (4) along scraping otch continuation rotation and the Kirschner wire of clamping is scraped cut-out.
4. Kirschner wire apparatus for bending as claimed in claim 3, it is characterized in that: the head of described needle-nose pliers is as rotary shaft, the contact (3) that overcoat applies bending power to Kirschner wire rotates around rotary shaft, head i.e. rotary shaft for needle-nose pliers makes the surface of revolution, the outer sheathed sleeve pipe (302) of the surface of revolution, tumbler fixed contact (3).
5. Kirschner wire apparatus for bending as claimed in claim 4, it is characterized in that: the described surface of revolution forms tapered profiles, outside tapered profiles, the sleeve pipe (302) that socket coordinates with it, the jaw making the head of needle-nose pliers can open receiving Kirschner wire, sleeve pipe (302) fixed contact (3).
6. Kirschner wire apparatus for bending as claimed in claim 5, it is characterised in that: described sleeve pipe (302) arranges spacing shelves ring (3021), scrape cut time, spacing shelves ring (3021) prevents sleeve pipe (302) from deviating from from tapered profiles holder (1).
7. Kirschner wire apparatus for bending as claimed in claim 6, it is characterised in that: described sleeve pipe (302) arranges and pulls handle (3022), pulls handle (3022) and is contact (3) and scrapes cutting blade (4) offer bending power and scrape disconnected power.
8. Kirschner wire apparatus for bending as claimed in claim 7, it is characterized in that: the side of described needle-nose pliers (10) arranges and pulls the fixed handle (3023) that handle (3022) coordinates, and pulls handle (3022) and coordinates, with fixed handle (3023), the handle being to hold for a pair.
9. disconnected device is scraped in Kirschner wire bending as claimed in claim 8, it is characterised in that pulling handle (3022) described in: is ratchet spanner, and the profile at the position that described sleeve pipe (302) coordinates with ratchet spanner is the nut profile coordinated with ratchet spanner.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510248436.7A CN106137370A (en) | 2015-05-16 | 2015-05-16 | A kind of Kirschner wire apparatus for bending |
| CA2977851A CA2977851A1 (en) | 2015-04-30 | 2016-04-30 | Device for bending a kirschner wire |
| JP2017546238A JP6558783B2 (en) | 2015-04-30 | 2016-04-30 | Kirschner Wire Bender |
| PCT/CN2016/080849 WO2016173561A1 (en) | 2015-04-30 | 2016-04-30 | Kirschner wire bending device |
| KR1020177029523A KR102045067B1 (en) | 2015-04-30 | 2016-04-30 | Kirschner wire bending device |
| EP16785989.1A EP3289991A4 (en) | 2015-04-30 | 2016-04-30 | Kirschner wire bending device |
| US15/682,211 US20170340373A1 (en) | 2015-04-30 | 2017-08-21 | Kirschner wire bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510248436.7A CN106137370A (en) | 2015-05-16 | 2015-05-16 | A kind of Kirschner wire apparatus for bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106137370A true CN106137370A (en) | 2016-11-23 |
Family
ID=57348081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510248436.7A Pending CN106137370A (en) | 2015-04-30 | 2015-05-16 | A kind of Kirschner wire apparatus for bending |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106137370A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454178A (en) * | 2018-11-27 | 2019-03-12 | 桂林电力电容器有限责任公司 | A kind of Wire bender for bending paper bag flat type copper wire |
| CN111803201A (en) * | 2020-07-16 | 2020-10-23 | 重庆市荣昌区人民医院 | Multifunctional orthopedic forceps with bending belt for shearing kirschner wire |
| WO2021104510A1 (en) * | 2019-11-30 | 2021-06-03 | 郑州泽正技术服务有限公司 | Kirschner wire surgical forceps |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223080Y (en) * | 1995-07-05 | 1996-03-27 | 龚菊梅 | Steel pin end folding forceps using for orthopedic internal fixation |
| DE202006006983U1 (en) * | 2006-05-03 | 2006-06-29 | Gatto, Fiorenzo | Wire shaping pliers, comprising exchangeable pressure pads and screw-in element for adjusting of pressure |
| CN201519186U (en) * | 2009-09-28 | 2010-07-07 | 南方医科大学 | Multifunctional bone nipper with integration of bending and shearing |
| CN201642270U (en) * | 2010-02-01 | 2010-11-24 | 田军 | Steel needle bending forceps |
| WO2014190945A1 (en) * | 2013-05-30 | 2014-12-04 | 郑州泽正技术服务有限公司 | Kirschner wire bender used in orthopedics |
-
2015
- 2015-05-16 CN CN201510248436.7A patent/CN106137370A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223080Y (en) * | 1995-07-05 | 1996-03-27 | 龚菊梅 | Steel pin end folding forceps using for orthopedic internal fixation |
| DE202006006983U1 (en) * | 2006-05-03 | 2006-06-29 | Gatto, Fiorenzo | Wire shaping pliers, comprising exchangeable pressure pads and screw-in element for adjusting of pressure |
| CN201519186U (en) * | 2009-09-28 | 2010-07-07 | 南方医科大学 | Multifunctional bone nipper with integration of bending and shearing |
| CN201642270U (en) * | 2010-02-01 | 2010-11-24 | 田军 | Steel needle bending forceps |
| WO2014190945A1 (en) * | 2013-05-30 | 2014-12-04 | 郑州泽正技术服务有限公司 | Kirschner wire bender used in orthopedics |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454178A (en) * | 2018-11-27 | 2019-03-12 | 桂林电力电容器有限责任公司 | A kind of Wire bender for bending paper bag flat type copper wire |
| WO2021104510A1 (en) * | 2019-11-30 | 2021-06-03 | 郑州泽正技术服务有限公司 | Kirschner wire surgical forceps |
| CN111803201A (en) * | 2020-07-16 | 2020-10-23 | 重庆市荣昌区人民医院 | Multifunctional orthopedic forceps with bending belt for shearing kirschner wire |
| CN111803201B (en) * | 2020-07-16 | 2021-06-29 | 重庆市荣昌区人民医院 | Multifunctional orthopedic forceps with bending belt for shearing kirschner wire |
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