CN101659130B - Molding mold of interlocking intramedullary nail - Google Patents
Molding mold of interlocking intramedullary nail Download PDFInfo
- Publication number
- CN101659130B CN101659130B CN2009101833327A CN200910183332A CN101659130B CN 101659130 B CN101659130 B CN 101659130B CN 2009101833327 A CN2009101833327 A CN 2009101833327A CN 200910183332 A CN200910183332 A CN 200910183332A CN 101659130 B CN101659130 B CN 101659130B
- Authority
- CN
- China
- Prior art keywords
- location
- counterdie
- guide rail
- mold
- plate
- 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
Landscapes
- Surgical Instruments (AREA)
Abstract
The invention discloses a molding mold of an interlocking intramedullary nail and relates to the distal physiological curvature molding mold of the orthopedic interlocking intramedullary nail, which is particularly applicable to hydraulic molding with distal and proximal physiological curvatures of the interlocking intramedullary nails for femur, tibia and the like. The molding mold comprises a mold frame, the molding mold and a positioning and adjusting device, wherein, the mold frame comprises a positioning plate of an upper mold, the molding mold comprises the upper mold and a lower mold, the upper mold is a punch, a convex curved surface which is consistent with the physiological curvature of the interlocking intramedullary nail is processed at the lower part of the upper mold, and an arc-shaped groove is processed on the convex curved surface; the lower mold is a matrix, a concave curved surface which is consistent with the physiological curvature of the interlocking intramedullary nail is arranged at the upper part of a lower mold plate, and a semi-circular arc-shaped groove is processed on the concave curved surface; the lower mold is fixed at the upper part of the lower mold plate through a screw; and the positioning and adjusting device is mounted on the positioning plate of the lower mold on one side of the lower mold of the molding mold, and the positioning and adjusting device comprises a guide track, a sliding block, a positioning block, a height adjusting block and a positioning screw.
Description
Technical field
What molding mold of interlocking intramedullary nail of the present invention related to is orthopaedics cross locking marrow nail far-end physiological crooked radian mould, is specially adapted to the shaped by fluid pressure of cross locking marrow nail far-ends such as femur, shin bone, near-end physiological crooked radian.
Background technology
At present, femur, cross locking marrow nail far-ends such as shin bone, the moulding of near-end physiological crooked radian adopts the manual method bending repeatedly to proofread and correct moulding, forming process is long, cross locking marrow nail far-end after the moulding, near-end physiological crooked radian moulding uniformity is poor, with human femur under loading, shin bone pulp cavity bone radian is inconsistent, in surgical procedure, can cause assembly precision poor, even can cause self-locking nail to aim at and to lock with the distal locking intramedullary hole, that have even can be from human femur under loading, extract in the shin bone, again insert femur external after proofreading and correct radian, the assembling that undergos surgery of shin bone pulp cavity, can prolong operating time greatly, cause patient's excessive blood loss, increase transfusion volume, bring misery to the patient.
Summary of the invention
The objective of the invention is provides a kind of interlocking marrow nail mould at above-mentioned weak point, have mould bases, shaping mould, location adjusting device, the cross locking marrow nail blank that processes is packed in the mould in the mould bases, by location adjusting device cross locking marrow nail is located, by the one-shot forming of hydraulic press hydraulic pressure, the moulding work efficiency is fast, cross locking marrow nail physiological radian high conformity after the moulding.
Cross locking marrow nail becomes mould to take following technical scheme to realize: cross locking marrow nail Cheng Mo is made up of mould bases, shaping mould, location adjusting device, and mould bases comprises the patrix location-plate, counterdie location-plate, guide pillars and bushes; On the patrix location-plate guide pin bushing is housed, guide pillar is contained on the counterdie location-plate, and guide pin bushing matches with guide pillar; Shaping mould has upper die and lower die, patrix is a punch, the bottom of patrix is processed with and the corresponding to convex surface of cross locking marrow nail physiological radian (the intramedullary nail arc radius is consistent), is processed with arc groove on convex surface, and patrix is fixed on the bottom of patrix location-plate by screw.Counterdie is a die, is provided with on counterdie top and the corresponding to concave curvatures of cross locking marrow nail physiological radian, is processed with the semi-circular arc connected in star on concave curvatures, and counterdie is fixed on the top of lower bolster by screw, and patrix matches with counterdie.
The arc radius of described convex surface is identical with the arc radius of concave curvatures, and its arc radius R is 240～350mm.
On the counterdie location-plate of shaping mould counterdie one side, location adjusting device is housed, needing is used for the moulding cross locking marrow nail to regulate the location, to adapt to the cross locking marrow nail of different length and diameter.Location adjusting device comprises guide rail, slide block, locating piece, height regulating block and dog screw.Guide rail is fixed on the counterdie location-plate by screw, is provided with guide rail groove in the guide rail both sides.Slide block has the slide block body, is provided with the guide rail mounting groove in slide block body bottom, is provided with projection in guide rail mounting groove both sides, and the projection of slide block matches with guide rail groove, and slide block is slided on guide rail.In slide block one side dog screw is housed, after regulating the cross locking marrow nail installation site with the slide block locking positioning on guide rail.Be provided with the location graduation mark in the guide rail side, so that determine the shaping position of cross locking marrow nail different length.On slide block, be provided with height regulating block installing hole, highly regulate in the packaged installing hole that is inserted in the height regulating block.Locating piece is movably arranged on height regulating block top by connecting pin, and the locating piece front end is provided with the location inserted sheet.
Operation principle: when molding mold of interlocking intramedullary nail uses, the counterdie location-plate is fixed on the hydraulic press work top, the cope match-plate pattern clamping is in the bottom of hydraulic press top board, regulate the position of upper and lower mould again, the cross locking marrow nail of need moulding is put into that the counterdie top of shaping mould is provided with the consistent arc groove of cross locking marrow nail physiological radian, in the apparatus link slot locating notch with cross locking marrow nail; According to the different length cross locking marrow nail, the dog screw on the locking slide block is inserted in the apparatus link slot locating notch of cross locking marrow nail with the location inserted sheet of locating piece front end in the scale position of adjusting slider on guide rail.After needing the cross locking marrow nail installation location of moulding, the primer fluid press will be molded into disposal molding cross locking marrow nail physiological radian in the counterdie on the molding mold of interlocking intramedullary nail.
Molding mold of interlocking intramedullary nail is reasonable in design, simple in structure, easy to operate, by the one-shot forming of hydraulic press hydraulic pressure, the moulding work efficiency is fast, cross locking marrow nail physiological radian high conformity after the moulding, improved the cross locking marrow nail installation accuracy, in clinical operation, be convenient to femur, the shin bone pulp cavity of implant into body, be convenient to self-locking nail and aim at intramedullary nail interlocking hole, reduce operating time, alleviate the patient suffering.
Description of drawings
The invention will be further described below with reference to accompanying drawing.
Fig. 1 is the molding mold of interlocking intramedullary nail structural representation.
Fig. 2 is the location adjusting device schematic diagram of molding mold of interlocking intramedullary nail.
Fig. 3 is the shaping mould schematic diagram of molding mold of interlocking intramedullary nail.
The specific embodiment
With reference to accompanying drawing 1～3, cross locking marrow nail Cheng Mo is made up of mould bases, shaping mould, location adjusting device, and mould bases comprises patrix location-plate 1, counterdie location-plate 4, guide pillar 3 and guide pin bushing 2; Guide pin bushing 2 is housed on the patrix location-plate 1, and guide pillar 3 is contained on the counterdie location-plate 4, and guide pin bushing 2 matches with guide pillar 3; Shaping mould has patrix 5, counterdie 7, patrix 5 is a punch, the bottom of patrix 5 is processed with and the corresponding to convex surface 17 of cross locking marrow nail physiological radian (the intramedullary nail arc radius is consistent), be processed with arc groove 6 on convex surface 17, patrix 5 is fixed on the bottom of patrix location-plate 1 by screw.Counterdie 7 is a die, is provided with on counterdie 7 tops and the corresponding to concave curvatures 18 of cross locking marrow nail physiological radian, is processed with arc groove 16 on concave curvatures 18, and counterdie 7 is fixed on the top of counterdie location-plate 4 by screw, and patrix 5 matches with counterdie 7.The arc radius of described convex surface 17 is identical with the arc radius of concave curvatures 18, and its arc radius R is 240～350mm.
On the counterdie location-plate 4 of shaping mould counterdie one side, location adjusting device is housed, needing is used for the moulding cross locking marrow nail to regulate the location, to adapt to the cross locking marrow nail of different length and diameter.Location adjusting device comprises guide rail 14, slide block 13, locating piece 9, height regulating block 12 and dog screw 15.Guide rail 14 is fixed on the counterdie location-plate 4 by screw, is provided with guide rail groove 19 in guide rail 14 both sides.Slide block 13 has the slide block body, is provided with guide rail mounting groove 21 in slide block body bottom, is provided with projection 20 in guide rail 14 mounting groove both sides, and the projection 20 of slide block 13 matches with guide rail groove 19, and slide block 13 is slided on guide rail 14.In slide block 13 1 sides dog screw 15 is housed, after regulating the cross locking marrow nail installation site with slide block 13 locking positionings on guide rail 14.Be provided with location graduation mark 22 in guide rail 14 sides, so that determine the shaping position of cross locking marrow nail different length.Be provided with height regulating block installing hole 11 on slide block 13, height regulating block 12 dresses are inserted in the installing hole 11 of height regulating block.Locating piece 9 is movably arranged on height regulating block 13 tops by connecting pin 10, and locating piece 9 front ends are provided with location inserted sheet 8.
Claims (4)
1. a molding mold of interlocking intramedullary nail is characterized in that being made up of mould bases, shaping mould, location adjusting device; Mould bases comprises patrix location-plate, counterdie location-plate, guide pillars and bushes; On the patrix location-plate guide pin bushing is housed, guide pillar is contained on the counterdie location-plate, and guide pin bushing matches with guide pillar; Shaping mould has upper die and lower die, and patrix is a punch, and the bottom of patrix is processed with and the corresponding to convex surface of cross locking marrow nail physiological radian, is processed with arc groove on convex surface, and patrix is fixed on the bottom of patrix location-plate by screw; Counterdie is a die, is provided with on counterdie top and the corresponding to concave curvatures of cross locking marrow nail physiological radian, is processed with the semi-circular arc connected in star on concave curvatures; Counterdie is fixed on the top of lower bolster by screw, and patrix matches with counterdie;
On the counterdie location-plate of shaping mould counterdie one side location adjusting device is housed, needing is used for the moulding cross locking marrow nail to regulate the location, location adjusting device comprises guide rail, slide block, locating piece, height regulating block and dog screw; Guide rail is fixed on the counterdie location-plate by screw, is provided with guide rail groove in the guide rail both sides, and slide block has the slide block body, be provided with the guide rail mounting groove in slide block body bottom, be provided with projection in guide rail mounting groove both sides, the projection of slide block matches with guide rail groove, and slide block is slided on guide rail; Be provided with height regulating block installing hole on slide block, highly regulate in the packaged installing hole that is inserted in the height regulating block, locating piece is movably arranged on height regulating block top by connecting pin, and the locating piece front end is provided with the location inserted sheet.
2. molding mold of interlocking intramedullary nail according to claim 1 is characterized in that the arc radius of described convex surface is identical with the arc radius of concave curvatures, and its arc radius R is 240～350mm.
3. molding mold of interlocking intramedullary nail according to claim 1 is characterized in that being provided with the location graduation mark in the guide rail side.
4. molding mold of interlocking intramedullary nail according to claim 1 is characterized in that in slide block one side dog screw being housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101833327A CN101659130B (en) | 2009-09-17 | 2009-09-17 | Molding mold of interlocking intramedullary nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101833327A CN101659130B (en) | 2009-09-17 | 2009-09-17 | Molding mold of interlocking intramedullary nail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101659130A CN101659130A (en) | 2010-03-03 |
| CN101659130B true CN101659130B (en) | 2011-08-17 |
Family
ID=41787476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101833327A Expired - Fee Related CN101659130B (en) | 2009-09-17 | 2009-09-17 | Molding mold of interlocking intramedullary nail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101659130B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9017055B2 (en) * | 2012-07-12 | 2015-04-28 | Biomet Manufacturing, Llc | Device for coating intramedullary rods with cement |
| CN103084741A (en) * | 2012-11-12 | 2013-05-08 | 江苏淘镜有限公司 | Focus height fixed laser fixture |
-
2009
- 2009-09-17 CN CN2009101833327A patent/CN101659130B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101659130A (en) | 2010-03-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102551843B (en) | Patellectomy guider and patellectomy assembly | |
| US7527630B2 (en) | Apparatus for the preparation of a femoral condyle | |
| CN101278866B (en) | Customized artificial semi-knee-joint and method of producing the same | |
| CN103006298A (en) | Patella orthopaedic surgical instrument assembly | |
| CN101659130B (en) | Molding mold of interlocking intramedullary nail | |
| CN102846351A (en) | Patella resection guide with locating features and method of using the same | |
| CN106236185B (en) | 3D printing fibula osteotomy device and manufacturing and using method thereof | |
| CN113397651A (en) | Method for positioning longitudinal tibial osteotomy position in unicondylar replacement | |
| CN201566158U (en) | Interlocking intramedullary nail forming die | |
| CN101172294A (en) | One-time thermoform composite mold for nickel-titanium shape memory alloy patellar concentrator and operation method thereof | |
| CN206365915U (en) | A kind of proximal tibia bone cutting positioner | |
| CN206365912U (en) | A kind of proximal tibia osteotomy locating piece and device | |
| CN109894499B (en) | Bending die and bending process for plate | |
| CN201822931U (en) | Tooth-planting locator | |
| CN106388899A (en) | Distal femur tumor accurate resection operation auxiliary instrument system manufactured by carrying out 3D printing | |
| CN112245074B (en) | Jaw bone grafting guide board that takes one's place | |
| CN212346648U (en) | Adjustable bone cutter | |
| KR101823234B1 (en) | Bending Apparatus for fracture implants plate | |
| CN211325497U (en) | Proximal humerus intramedullary needle | |
| CN205198082U (en) | Shin bone cuts bone conduction board | |
| CN2676846Y (en) | Remote and aiming composite femur intrameducllary nail device with lock | |
| CN2880001Y (en) | Support for fixing cnemis intramedullary pin | |
| CN200981086Y (en) | Nickel-titanium marmem patellar concentrator one heat-forming composite die | |
| CN110623715A (en) | Digital guide plate for stretching and osteogenesis of mandible and manufacturing method thereof | |
| CN218832828U (en) | High-order osteotomy operation baffle of shin bone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20170917 |