CN108635035A - A kind of titanium alloy hip power bone plate forging - Google Patents
A kind of titanium alloy hip power bone plate forging Download PDFInfo
- Publication number
- CN108635035A CN108635035A CN201810166346.7A CN201810166346A CN108635035A CN 108635035 A CN108635035 A CN 108635035A CN 201810166346 A CN201810166346 A CN 201810166346A CN 108635035 A CN108635035 A CN 108635035A
- Authority
- CN
- China
- Prior art keywords
- lateral wall
- near end
- guide pin
- thighbone
- securement apertures
- 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.)
- Pending
Links
- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 28
- 238000005242 forging Methods 0.000 title claims abstract description 26
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 18
- 210000001694 thigh bone Anatomy 0.000 claims abstract description 41
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 14
- 210000000689 upper leg Anatomy 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000012567 medical material Substances 0.000 abstract description 2
- 210000001624 hip Anatomy 0.000 description 19
- 239000000463 material Substances 0.000 description 7
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 210000001981 hip bone Anatomy 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 210000002303 tibia Anatomy 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 208000002970 Coxa Vara Diseases 0.000 description 1
- 206010067268 Post procedural infection Diseases 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001804 debridement Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8004—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with means for distracting or compressing the bone or bones
Abstract
The present invention relates to medical material technical fields, it is related to artificial femur proximal end bone plate, more particularly to a kind of titanium alloy hip power bone plate forging, including guide pin reaming, near end of thighbone lateral wall, the fillet surface between the guide pin reaming and near end of thighbone lateral wall and the intramedullary nail holes through the guide pin reaming on the inside of the guide pin reaming, it is characterised in that：More than one securement apertures are offered on the near end of thighbone lateral wall, the securement apertures are integrally oval, the securement apertures are arranged along the near end of thighbone lateral wall length direction spacing, and the securement apertures are not at same row perpendicular to the direction of length along the near end of thighbone lateral wall in the two rows of and adjacent securement apertures.Using the mode of forging processing, the mechanical stress generated in original mechanical processing process is not only overcome, so that hip power bone plate is obtained outstanding mechanical performance, and ensure that the surface smoothness of finished product, improves production efficiency, reduce production cost.
Description
Technical field
The present invention relates to medical material technical fields, are related to artificial femur proximal end bone plate, and in particular to a kind of titanium alloy hip
Power bone plate forging.
Background technology
Titanium alloy material is due to valuable performance：Proportion is small, specific strength is high, extremely corrosion-resistant, also has become manufacture and leads
The important feature material of bullet, rocket, medical treatment etc..But the performance of titanium alloy material is allowed to processing and its difficulty, in hot forging process
In, it since material flowability is bad, to be allowed to be completely filled with cavity in forging process, need to do product attribute to do and fully test
Card.
Hip Dynamic Compression Plate (DHS) has 130 ° and 135 ° two kinds of collodiaphyseal angle, wherein 130 ° of collodiaphyseal angles are chiefly used in female
Property patient, 135 ° are chiefly used in male patient.Hip Dynamic Compression Plate pressurizes hole designed for intertrochanter fracture of femur, is fracturing
Compression is generated between the broken ends of fractured bone, and a good mechanical environment is established for one phase of fracture and adhesion.
For hip Dynamic Compression Plate due to the particularity of material, product structure, current main technique is wire cutting machine again
Add-on type, this technique causes big waste in terms of material, and production life cycle is longer, and processing efficiency is low, directly results in into
This increase；Secondly no matter which kind of mode machine add-on type is used, is all to apply external applied load on the basis of raw material to obtain, material
Mechanical performance is insufficient, while the grain size of microscopic structure is not fine and close enough, the index of product properties is reduced, so as to cause production
Product service life shortens；Furthermore medical titanium alloy hip power bone plate forging technology is more stable, before ensureing properties of product
It puts and to form batch production and can substantially reduce cost.
In addition, hip Dynamic Compression Plate in the prior art, occurs in medical use from below lag screw
The case where screw hole is broken leads to displacement fracture, coxa vara deformity；Meanwhile thering is many cases sufferer postoperative infection occur, suppurate, no
Not row debridement, instillation drainage again.
Invention content
For the above prior art, goal of the invention of the invention is to provide a kind of titanium alloy hip power bone plate forging, solution
Production that certainly hip power bone plate forging is widely present in currently available technology waste is serious, of high cost, mechanical performance is insufficient, nothing
The technical issues of method is produced by batch and the post-operative recovery caused by unreasonable structure even easily causes other symptoms long.
The technical solution that the present invention solves the above technical problem is：
A kind of titanium alloy hip power bone plate forging, including guide pin reaming (1), near end of thighbone lateral wall (2), be located at it is described
Fillet surface (3) between guide pin reaming (1) and near end of thighbone lateral wall (2) and on the inside of the guide pin reaming (1)
Through the intramedullary nail holes (4) of the guide pin reaming (1), it is characterised in that：It is offered on the near end of thighbone lateral wall (2) more than
One securement apertures (5), the securement apertures (5) are whole oval, and the securement apertures (5) are along the near end of thighbone lateral wall
(2) length direction spacing arranges, and the securement apertures (5) are in perpendicular to the direction of length along the near end of thighbone lateral wall (2)
The two rows of and adjacent securement apertures (5) are not at same row.
Further, as the improvement of the present invention, it is characterised in that：The intramedullary nail holes (4) run through guide pin reaming
(1) pass of free end is circle, and the intramedullary nail holes (4) are through guide pin reaming (1) close near end of thighbone lateral wall (2) one end
Pass be slotted eye (6), the length direction one of the long axis of the slotted eye (6) and the near end of thighbone lateral wall (2)
It causes.
Further, as the improvement of the present invention, it is characterised in that：The fillet surface (3) is described in a connection
The curved surface that the subsequent corrosion of guide pin reaming (1) outer surface and near end of thighbone lateral wall (2) outer surface is 10mm-15mm.
Further, as the improvement of the present invention, it is characterised in that：The guide pin reaming (1) is close with the femur
Angle is 130 ° to 135 ° between holding lateral wall (2).
Further, as the improvement of the present invention, it is characterised in that：The freedom of the near end of thighbone lateral surface (2)
End is more than or equal to three times of the securement apertures (5) long axis length at a distance from any securement apertures (5).
A kind of titanium alloy hip power bone plate forging that technical solution using the present invention obtains, compared with prior art,
Following technique effect is reached：
Realize hip power bone plate using the mode of titanium alloy forging, not only overcome using iron-based material it is possible that
Oxidation, corrosion and the problems such as repel each other with human body, also effectively reduce the weight that human body substitutes bone, the intensity of enhancing structure with
Stability；Using the mode of forging processing, the mechanical stress generated in original mechanical processing process is not only overcome, hip power is made
Bone plate obtains outstanding mechanical performance, and ensure that the surface smoothness of finished product, improves production efficiency, reduces production
Cost.
For in the prior art from below lag screw screw hole fracture the case where, rationally be arranged screw hole shape with
Mounting hole is changed to ellipse by installation position from circle, and structure is enable to be selected more reasonably along the direction of femur length
Installation site, while in view of hip power bone plate mainly gives femur to pass through ellipse with the active force of hipbone application vertical direction
The long axis of shape, in the feelings for, there are certain movable nargin, mounting hole being avoided to be locked in the direction along femur direction and being produced fracture
Condition；In addition by mounting hole placement straggly, so that it is no longer concentrated point-blank along the stress in shin bone direction, reduce and end is pacified
The Stress superposition for filling hole, effectively avoiding original mounting hole, collinearly mounting hole is broken to caused by along femur direction.
In order to coordinate the improvement of mounting hole ellipse, by intramedullary nail holes through guide pin reaming close near end of thighbone lateral wall one
The pass at end is changed to ellipse, and the long axis of the slotted eye is consistent with the length direction of near end of thighbone lateral wall, makes knot
Structure integrally can receive the case where small displacement is to avoid being broken in femur direction.
In order to coordinate integrally-built mentality of designing, by the free end of near end of thighbone lateral surface and nearest securement apertures away from
From three times be set greater than equal to the securement apertures long axis length, by longer imperforate section to reduce the stress of inside configuration
It concentrates, further evades the fracture of mounting hole.
Description of the drawings
Fig. 1 is overall structure of the present invention；
Fig. 2 is positive structure schematic of the present invention；
Fig. 3 is structure schematic diagram of the present invention；
Fig. 4 is that present invention operation installation pre-fixes process schematic；
Fig. 5 is that fixation procedure schematic diagram is installed in present invention operation；
In figure：The reaming of 1- guide pins, 2- near end of thighbone lateral wall, 3- fillet surfaces, 4- intramedullary nail holes, 5- securement apertures, 6- are ellipse
Round hole.
Explanation is embodied
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in Figs. 1-3：A kind of titanium alloy hip power bone plate forging, including guide pin reaming 1, near end of thighbone lateral wall 2,
Fillet surface 3 between the guide pin reaming 1 and near end of thighbone lateral wall 2 and positioned at 1 inside of the guide pin reaming
Through the intramedullary nail holes 4 of the guide pin reaming 1, it is characterised in that：It is steady that more than one is offered on the near end of thighbone lateral wall 2
Solid hole 5, the securement apertures 5 are whole oval, and the securement apertures 5 are along 2 length direction spacing of the near end of thighbone lateral wall
Arrangement, the securement apertures 5 are along the near end of thighbone lateral wall 2 perpendicular to the direction of length in the two rows of and adjacent securement apertures
5 are not at same row.
Further, as the improvement of the present invention, it is characterised in that：The intramedullary nail holes 4 run through guide pin reaming 1 certainly
It is circle by the pass held, pass of the intramedullary nail holes 4 through guide pin reaming 1 close to 2 one end of near end of thighbone lateral wall is ellipse
Round hole 6, (2 length direction is consistent with the near end of thighbone lateral wall for the long axis of the slotted eye 6.
Further, as the improvement of the present invention, it is characterised in that：The fillet surface 3 is to be led described in a connection
The curved surface that the subsequent corrosion of 1 outer surface of needle reaming and 2 outer surface of near end of thighbone lateral wall is 10mm~15mm.
Further, as the improvement of the present invention, it is characterised in that：The guide pin reaming 1 and the near end of thighbone
Angle is 130 ° to 135 ° between lateral wall 2.
Further, as the improvement of the present invention, it is characterised in that：The free end of the near end of thighbone lateral surface 2
Be more than or equal to three times of 5 long axis length of the securement apertures at a distance from any securement apertures 5.
A kind of titanium alloy hip power bone plate forging that technical solution using the present invention obtains, compared with prior art,
Following technique effect is reached：
Realize hip power bone plate using the mode of titanium alloy forging, not only overcome using iron-based material it is possible that
Oxidation, corrosion and the problems such as repel each other with human body, also effectively reduce the weight that human body substitutes bone, the intensity of enhancing structure with
Stability；Using the mode of forging processing, the mechanical stress generated in original mechanical processing process is not only overcome, hip power is made
Bone plate obtains outstanding mechanical performance, and ensure that the surface smoothness of finished product, improves production efficiency, reduces production
Cost.
For in the prior art from below lag screw screw hole fracture the case where, rationally be arranged screw hole shape with
Mounting hole is changed to ellipse by installation position from circle, and structure is enable to be selected more reasonably along the direction of femur length
Installation site, while in view of hip power bone plate mainly gives femur to pass through ellipse with the active force of hipbone application vertical direction
The long axis of shape, in the feelings for, there are certain movable nargin, mounting hole being avoided to be locked in the direction along femur direction and being produced fracture
Condition；In addition by mounting hole placement straggly, so that it is no longer concentrated point-blank along the stress in shin bone direction, reduce and end is pacified
The Stress superposition for filling hole, effectively avoiding original mounting hole, collinearly mounting hole is broken to caused by along femur direction.
In order to coordinate the improvement of mounting hole ellipse, by intramedullary nail holes through guide pin reaming close near end of thighbone lateral wall one
The pass at end is changed to ellipse, and the long axis of the slotted eye is consistent with the length direction of near end of thighbone lateral wall, makes knot
Structure integrally can receive the case where small displacement is to avoid being broken in femur direction.
In order to coordinate integrally-built mentality of designing, by the free end of near end of thighbone lateral surface and nearest securement apertures away from
From three times be set greater than equal to the securement apertures long axis length, by longer imperforate section to reduce the stress of inside configuration
It concentrates, further evades the fracture of mounting hole.Specific process is：
Select good 0 grade of titanium sponge, vacuum melting titanium ingot, forging and stamping evolution, polishing surface defect, heats forged φ 16mm
Bar, annealing completes raw material processing, and sample detection, testing result meets GB/T 13810-2007 standards.
The raw material of specification φ 26, cutting length φ 25xLmm are selected to start blanking on sawing machine, blanking is completed, will be expected
Vibration finishing cleaning surface attachments are put into, surface smoothness is improved, after the completion of vibration, 920 DEG C of blank completions is heated and is simmered
Curved, surface treatment after leading starlight adorns 2~3 hours, then carries out vibration finishing (improving surface smoothness) vibration finishing and completes
Afterwards, blank carries out drying or naturally dry, after waiting for surface not have moisture, is transferred to spraying process.
It needs the blank to be put into oven before spraying and is preheated, temperature is 180~250 DEG C and is preheated that heat preservation is half small
Shi Hou, to blank surface sprayed glass lubricant (protection product surface oxidation, reduce during forging with the friction of mold
Resistance etc.) spraying after the completion of, naturally dry carries out blank heating in heating furnace, and 920 DEG C of heating temperature, soaking time 15 is divided
Clock, heating finish-forging are completed.
Surface treatment and burr processing are carried out after the completion of forging, after the completion detected size and the items of sampling Detection product
Energy.Client needs machine to add, and is punched to plate face, in order to be fixedly connected with bone.
Claims (4)
1. a kind of titanium alloy hip power bone plate forging, including guide pin reaming (1), near end of thighbone lateral wall (2), lead positioned at described
Fillet surface (3) between needle reaming (1) and near end of thighbone lateral wall (2) and passing through on the inside of the guide pin reaming (1)
Wear the intramedullary nail holes (4) of the guide pin reaming (1), it is characterised in that：More than one is offered on the near end of thighbone lateral wall (2)
A securement apertures (5), the securement apertures (5) are whole oval, and the securement apertures (5) are along the near end of thighbone lateral wall (2)
Length direction spacing arranges, and the securement apertures (5) are along the near end of thighbone lateral wall (2) perpendicular to the direction of length in two rows
And the adjacent securement apertures (5) are not at same row；The intramedullary nail holes (4) are through the pass of guide pin reaming (1) free end
Circle, pass of the intramedullary nail holes (4) through guide pin reaming (1) close near end of thighbone lateral wall (2) one end is slotted eye
(6), the long axis of the slotted eye (6) is consistent with the length direction of near end of thighbone lateral wall (2).
2. a kind of titanium alloy hip power bone plate forging according to claim 1, it is characterised in that：The fillet surface
(3) be the subsequent corrosion of connection guide pin reaming (1) outer surface and near end of thighbone lateral wall (2) outer surface it is 10mm
The curved surface of~15mm.
3. a kind of titanium alloy hip power bone plate forging according to claim 1, it is characterised in that：The guide pin reaming
(1) angle is 130 °~135 ° between the near end of thighbone lateral wall (2).
4. a kind of titanium alloy hip power bone plate forging according to claim 1, it is characterised in that：Outside the near end of thighbone
The free end of side (2) is more than or equal to three times of the securement apertures (5) long axis length at a distance from any securement apertures (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810166346.7A CN108635035A (en) | 2018-02-13 | 2018-02-13 | A kind of titanium alloy hip power bone plate forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810166346.7A CN108635035A (en) | 2018-02-13 | 2018-02-13 | A kind of titanium alloy hip power bone plate forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108635035A true CN108635035A (en) | 2018-10-12 |
Family
ID=63744121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810166346.7A Pending CN108635035A (en) | 2018-02-13 | 2018-02-13 | A kind of titanium alloy hip power bone plate forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108635035A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247046A (en) * | 2020-09-30 | 2021-01-22 | 无锡航亚科技股份有限公司 | Forging method of alloy femoral stem forging |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4219015A (en) * | 1977-04-22 | 1980-08-26 | Institut Straumann Ag | Plates for osteosynthesis |
| US4776330A (en) * | 1986-06-23 | 1988-10-11 | Pfizer Hospital Products Group, Inc. | Modular femoral fixation system |
| CN201861739U (en) * | 2010-11-19 | 2011-06-15 | 刘建 | Improved dynamic hip sliding screw plate fixation device |
| CN204863440U (en) * | 2015-08-18 | 2015-12-16 | 李照文 | Thighbone arc coaptation board |
| CN105848599A (en) * | 2013-12-11 | 2016-08-10 | 德普伊新特斯产品公司 | Bone plate |
| CN106794036A (en) * | 2014-07-25 | 2017-05-31 | 捷迈有限公司 | The flexible board of fracture is fixed |
| CN209347193U (en) * | 2018-02-13 | 2019-09-06 | 宝鸡市英耐特医用钛有限公司 | A kind of titanium alloy hip power bone plate forging |
-
2018
- 2018-02-13 CN CN201810166346.7A patent/CN108635035A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4219015A (en) * | 1977-04-22 | 1980-08-26 | Institut Straumann Ag | Plates for osteosynthesis |
| US4776330A (en) * | 1986-06-23 | 1988-10-11 | Pfizer Hospital Products Group, Inc. | Modular femoral fixation system |
| CN201861739U (en) * | 2010-11-19 | 2011-06-15 | 刘建 | Improved dynamic hip sliding screw plate fixation device |
| CN105848599A (en) * | 2013-12-11 | 2016-08-10 | 德普伊新特斯产品公司 | Bone plate |
| CN106794036A (en) * | 2014-07-25 | 2017-05-31 | 捷迈有限公司 | The flexible board of fracture is fixed |
| CN204863440U (en) * | 2015-08-18 | 2015-12-16 | 李照文 | Thighbone arc coaptation board |
| CN209347193U (en) * | 2018-02-13 | 2019-09-06 | 宝鸡市英耐特医用钛有限公司 | A kind of titanium alloy hip power bone plate forging |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247046A (en) * | 2020-09-30 | 2021-01-22 | 无锡航亚科技股份有限公司 | Forging method of alloy femoral stem forging |
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