CN105852946A - Bone grafting assembly for department of orthopaedics - Google Patents
Bone grafting assembly for department of orthopaedics Download PDFInfo
- Publication number
- CN105852946A CN105852946A CN201610255704.2A CN201610255704A CN105852946A CN 105852946 A CN105852946 A CN 105852946A CN 201610255704 A CN201610255704 A CN 201610255704A CN 105852946 A CN105852946 A CN 105852946A
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- China
- Prior art keywords
- assembly
- tamper
- forms
- funnel
- connecting rod
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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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8802—Equipment for handling bone cement or other fluid fillers
- A61B17/8805—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
-
- 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
- A61B2017/564—Methods for bone or joint treatment
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
A bone grafting assembly for the department of orthopaedics comprises a conical funnel, a cover assembly, a spring, a tamping rod assembly and a fixing sleeve, wherein an injection tube is formed at the lower end of the funnel; the fixing sleeve is glidingly connected to the outer side of the injection tube; a sleeve hole matched with the injection tube is formed in the middle of the fixing sleeve; a locking assembly is fixedly connected with the fixing sleeve; the tamping rod assembly comprises a tamping rod body for compacting an artificial bone and a tamping rod bar; a third connecting rod is formed between the tamping rod body and the tamping rod bar; a second connecting rod is formed at the upper end of the tamping rod bar; a sleeve handle is rotationally connected with the second connecting rod; the cover assembly comprises a splash-proof disc connected with the upper end of the funnel; shifting pieces which are distributed spirally and matched with the inner wall of the funnel are formed at the lower end of the splash-proof disc; the funnel, the first connecting rod and the handle are integrally made of stainless steel; the cover assembly, the tamping rod assembly, the sleeve handle, the fixing sleeve and the locking assembly are integrally made of stainless steel.
Description
Technical field
The invention belongs to medical instruments field, be specifically related to a kind of orthopaedics bone grafting assembly.
Background technology
The Chinese invention patent splashproof bone grafting instrument of Patent No. 201120408961.8 proposes a kind of orthopaedics bone grafting assembly, above-mentioned bone grafting instrument is connected to filler cap on funnel thus avoids broken bone in operation process to spill, being difficult in the case of being not switched on filler cap, the osteomiosis that will be attached to inner wall of hopper pushes in the ascending pipe below funnel.
Summary of the invention
The technical problem to be solved is: the deficiency existed for prior art, it is provided that a kind of orthopaedics bone grafting assembly.
For realizing the purpose of the present invention, it is achieved by the following technical solutions: a kind of orthopaedics bone grafting assembly: include the funnel of cone, cover assembly, spring, tamper assembly and fixed cover.
Described funnel lower end forms ascending pipe；Described funnel outer wall forms head rod；Described funnel and head rod intersection form the first dop；The described head rod other end forms handle；Described handle upper end end face forms anti-slip tank；Described fixed cover is slidably connected at outside described ascending pipe；Described fixed cover lower surface forms to be pushed against the second dop of human body bone upper end；The sleeve joint hole coordinated with ascending pipe has been offered in the middle of described fixed cover；Described fixed cover connects latch assembly；Described latch assembly includes cam；Described cam two ends form two symmetrical rotary heads；Bar shaped pressing plate is formed along cam tangential direction outside described cam；Described fixed cover sidewall has offered the rotation hole with cam engagement, and the holding tank coordinated with pressing plate；Being positioned at two opposing end surface positions of rotation hole on described fixed cover to form and coordinate the rotary axis groove being rotationally connected with rotary head, rotation slot has the opening towards fixed cover center.
Described tamper assembly includes tamper body and the tamper bar being compacted artificial bone；The 3rd connecting rod is formed between described tamper body and tamper bar；Described 3rd connecting rod outer wall is formed with the second external screw thread；Described second externally threaded pitch is 6-10 times of the 3rd connecting rod diameter；Described tamper bar upper end forms the second connecting rod；Described second connecting rod is rotatably connected to overlap connecting handle；Described set connecting handle intermediary form has the sleeve joint hole coordinated with the second connecting rod；Described second connecting rod upper end is fixedly connected with the screw avoiding set connecting handle to depart from the second connecting rod.Described cover assembly includes the splashproof disk being connected with funnel upper end, and described disk upper end center forms adapter sleeve；Described adapter sleeve outer wall forms collar；A through hole passed for tamper body has been offered in the middle of described adapter sleeve；Described adapter sleeve inwall forms the second female thread；Described splashproof disk lower end forms and coordinates the plectrum being distributed in vortex-like line with inner wall of hopper；Described splashproof disk end face edge forms lower flange；Described lower flange forms the unidirectional latch coordinated with dop away from splashproof disk side；Described spring housing is connected on outside collar；The described spring other end offsets with described tamper bar lower end；Described funnel, head rod and handle are one-body molded by rustless steel；It is one-body molded that described cover assembly, tamper assembly, set connecting handle, fixed cover and latch assembly are respectively adopted rustless steel.
Compared with prior art, the invention has the beneficial effects as follows:
Time specifically used, doctor one only holds handle, inserts the needs of the bone degree of depth according to ascending pipe, adjusts the relative position of fixed cover and ascending pipe；The pressing plate of latch assembly is pressed in holding tank, in order to fixing fixed cover position outside ascending pipe；Then ascending pipe is injected in human body bone, another hands press sleeve connecting handle, owing to the second female thread and second external screw thread of through-hole wall are threaded, tamper assembly is rotated along hand of helix glide, in order to the artificial bone of required implantation, allograph bone or autologous bone to be compacted at the position wanting bone grafting, existence due to spring, cover assembly all the time can be by downward elastic force, it is fixed on funnel port and the movement along tamper pole length direction does not occur, simultaneously because unidirectional latch is limited by the second dop, cover assembly is made to keep geo-stationary with funnel；When tamper body lower end and osteomiosis are again without active force, the hands of press sleeve T-Ring is unclamped and holds tamper bar simultaneously and be allowed to not rotate, tamper bar is merely lifted up, owing to the second female thread of through-hole wall is threadeded with the second external screw thread of tamper assembly, and owing to the most unidirectional latch is not limited by the second dop, cover assembly can rotate relative to stamp stem, plectrum is driven to rotate relative to funnel, make the broken bone being attached to inner wall of hopper mobile in the middle of funnel under the promotion of plectrum, eventually fall in ascending pipe；Repeat the above steps, it becomes possible to be easily accomplished bone grafting operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural blast figure schematic diagram of the present invention.
Fig. 3 is the cover assembly structural representation of the present invention.
Fig. 4 is the sectional view structural representation of the present invention.
Fig. 5 is the plectrum positional structure schematic diagram of the present invention.
Fig. 6 is tamper assembly and the socket handle arrangement schematic diagram of the present invention.
Fig. 7, Fig. 8 are the fixed cover structural representations of the present invention.
Fig. 9 is the latch assembly structural representation of the present invention.
1, funnel；11, ascending pipe；12, the first dop；2, head rod；3, handle；4, cover assembly；41, splashproof disk；411, plectrum；42, adapter sleeve；421, collar；422, through hole；423, the second female thread；43, lower flange；431, unidirectional latch；5, spring；6, tamper assembly；61, tamper bar；62, the second connecting rod；63, screw；64, the 3rd connecting rod；641, the second external screw thread；65, tamper body；7, set connecting handle；71, sleeve joint hole；8, fixed cover；81, rotation hole；811, holding tank；812, rotary axis groove；82, sleeve joint hole；83, the second dop；9, latch assembly；91, cam；911, rotary head；92, pressing plate.
Detailed description of the invention
Below according to accompanying drawing, the detailed description of the invention of the present invention is made a detailed explanation.
According to shown in Fig. 1 to Fig. 9, the present embodiment is a kind of orthopaedics bone grafting assembly: include the funnel 1 of cone, cover assembly 4, spring 5, tamper assembly 6 and fixed cover 8.
Described funnel lower end forms ascending pipe 11；Described funnel outer wall forms head rod 2；Described funnel and head rod intersection form the first dop 12；The described head rod other end forms handle 3；Described handle upper end end face forms anti-slip tank；Described fixed cover is slidably connected at outside described ascending pipe；Described fixed cover lower surface forms to be pushed against the second dop 83 of human body bone upper end；The sleeve joint hole 82 coordinated with ascending pipe has been offered in the middle of described fixed cover；Described fixed cover is fixedly connected with latch assembly 9；Described latch assembly includes cam 91；Described cam two ends form two symmetrical rotary heads 911；Bar shaped pressing plate 92 is formed along cam tangential direction outside described cam；Described fixed cover sidewall has offered the rotation hole 81 with cam engagement, and the holding tank 811 coordinated with pressing plate；Being positioned at two opposing end surface positions of rotation hole on described fixed cover to form and coordinate the rotary axis groove 812 being rotationally connected with rotary head, rotation slot has the opening towards fixed cover center.
Described tamper assembly includes tamper body 65 and the tamper bar 61 being compacted artificial bone；The 3rd connecting rod 64 is formed between described tamper body and tamper bar；Described 3rd connecting rod outer wall is formed with the second external screw thread 641；Described second externally threaded pitch is 6-10 times of the 3rd connecting rod diameter, and such tamper assembly relatively can move up and down and can relatively rotate by cover assembly.Described tamper bar upper end forms the second connecting rod 62；Described second connecting rod is rotatably connected to overlap connecting handle 7；Described set connecting handle intermediary form has the sleeve joint hole 71 coordinated with the second connecting rod；Described second connecting rod upper end is fixedly connected with the screw 63 avoiding set connecting handle 7 to depart from the second connecting rod.Described cover assembly includes the splashproof disk 41 being connected with funnel upper end, and described disk upper end center forms adapter sleeve 42；Described adapter sleeve outer wall forms collar 421；A through hole 422 passed for tamper body has been offered in the middle of described adapter sleeve；Described adapter sleeve inwall forms the second female thread 423；Described splashproof disk lower end forms and coordinates the plectrum 411 being distributed in vortex-like line with inner wall of hopper；Described splashproof disk end face edge forms lower flange 43；Described lower flange forms the unidirectional latch 431 coordinated with dop away from splashproof disk side；Described spring housing is connected on outside collar；The described spring other end offsets with described tamper bar lower end；Described funnel, head rod and handle are one-body molded by rustless steel；It is one-body molded that described cover assembly, tamper assembly, set connecting handle, fixed cover and latch assembly are respectively adopted rustless steel.
Time specifically used, doctor one only holds handle, inserts the needs of the bone degree of depth according to ascending pipe, adjusts the relative position of fixed cover and ascending pipe；The pressing plate of latch assembly is pressed in holding tank, in order to fixing fixed cover position outside ascending pipe；Then ascending pipe is injected in human body bone, another hands press sleeve connecting handle, owing to the second female thread and second external screw thread of through-hole wall are threaded, tamper assembly is rotated along hand of helix glide, in order to the artificial bone of required implantation, allograph bone or autologous bone to be compacted at the position wanting bone grafting, existence due to spring, cover assembly all the time can be by downward elastic force, it is fixed on funnel port and the movement along tamper pole length direction does not occur, simultaneously because unidirectional latch is limited by the second dop, cover assembly is made to keep geo-stationary with funnel；When tamper body lower end and osteomiosis are again without active force, the hands of press sleeve T-Ring is unclamped and holds tamper bar simultaneously and be allowed to not rotate, tamper bar is merely lifted up, owing to the second female thread of through-hole wall is threadeded with the second external screw thread of tamper assembly, and owing to the most unidirectional latch is not limited by the second dop, cover assembly can rotate relative to stamp stem, plectrum is driven to rotate relative to funnel, make the broken bone being attached to inner wall of hopper mobile in the middle of funnel under the promotion of plectrum, eventually fall in ascending pipe；Repeat the above steps, it becomes possible to be easily accomplished bone grafting operation.
Claims (1)
1. an orthopaedics bone grafting assembly, it is characterised in that: include the funnel of cone, cover assembly, spring, tamper assembly and fixed cover；
Described funnel lower end forms ascending pipe；Described funnel outer wall forms head rod；Described funnel and head rod intersection form the first dop；The described head rod other end forms handle；Described handle upper end end face forms anti-slip tank；
Described fixed cover is slidably connected at outside described ascending pipe；Described fixed cover lower surface forms to be pushed against the second dop of human body bone upper end；The sleeve joint hole coordinated with ascending pipe has been offered in the middle of described fixed cover；Described fixed cover connects latch assembly；Described latch assembly includes cam；Described cam two ends form two symmetrical rotary heads；Bar shaped pressing plate is formed along cam tangential direction outside described cam；
Described fixed cover sidewall has offered the rotation hole with cam engagement, and the holding tank coordinated with pressing plate；Being positioned at two opposing end surface positions of rotation hole on described fixed cover to form and coordinate the rotary axis groove being rotationally connected with rotary head, rotation slot has the opening towards fixed cover center；
Described tamper assembly includes tamper body and the tamper bar being compacted artificial bone；The 3rd connecting rod is formed between described tamper body and tamper bar；Described 3rd connecting rod outer wall is formed with the second external screw thread；Described second externally threaded pitch is 6-10 times of the 3rd connecting rod diameter；Described tamper bar upper end forms the second connecting rod；Described second connecting rod is rotatably connected to overlap connecting handle；Described set connecting handle intermediary form has the sleeve joint hole coordinated with the second connecting rod；Described second connecting rod upper end is fixedly connected with the screw avoiding set connecting handle to depart from the second connecting rod；
Described cover assembly includes the splashproof disk being connected with funnel upper end, and described disk upper end center forms adapter sleeve；Described adapter sleeve outer wall forms collar；A through hole passed for tamper body has been offered in the middle of described adapter sleeve；Described adapter sleeve inwall forms the second female thread；Described splashproof disk lower end forms and coordinates the plectrum being distributed in vortex-like line with inner wall of hopper；Described splashproof disk end face edge forms lower flange；Described lower flange forms the unidirectional latch coordinated with dop away from splashproof disk side；
Described spring housing is connected on outside collar；The described spring other end offsets with described tamper bar lower end；
Described funnel, head rod and handle are one-body molded by rustless steel；
It is one-body molded that described cover assembly, tamper assembly, set connecting handle, fixed cover and latch assembly are respectively adopted rustless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610255704.2A CN105852946B (en) | 2016-04-21 | 2016-04-21 | A kind of orthopaedics bone grafting component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610255704.2A CN105852946B (en) | 2016-04-21 | 2016-04-21 | A kind of orthopaedics bone grafting component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105852946A true CN105852946A (en) | 2016-08-17 |
| CN105852946B CN105852946B (en) | 2018-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610255704.2A Expired - Fee Related CN105852946B (en) | 2016-04-21 | 2016-04-21 | A kind of orthopaedics bone grafting component |
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| Country | Link |
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| CN (1) | CN105852946B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852955A (en) * | 2016-05-03 | 2016-08-17 | 南京医科大学第附属医院 | Bone grafting device realizing transpedicular intervertebral bone grafting |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040210229A1 (en) * | 2003-04-21 | 2004-10-21 | Moshe Meller | Rotary apparatus for grafting and collecting bone |
| CN202078378U (en) * | 2011-03-23 | 2011-12-21 | 曾岩 | Two-piece set for grafting bone between vertebras |
| CN202376207U (en) * | 2011-10-25 | 2012-08-15 | 北京市富乐科技开发有限公司 | Splash-proof bone grafting device |
| CN203763197U (en) * | 2014-04-16 | 2014-08-13 | 王红军 | Caput femoris puncturing tool |
| US8967854B2 (en) * | 2010-07-12 | 2015-03-03 | Paul M. Sand | Systems and methods for mixing and dispensing flowable materials |
| CN204351767U (en) * | 2012-05-24 | 2015-05-27 | 周伟明 | A kind of novel simple hand rotary mop rod |
-
2016
- 2016-04-21 CN CN201610255704.2A patent/CN105852946B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040210229A1 (en) * | 2003-04-21 | 2004-10-21 | Moshe Meller | Rotary apparatus for grafting and collecting bone |
| US8967854B2 (en) * | 2010-07-12 | 2015-03-03 | Paul M. Sand | Systems and methods for mixing and dispensing flowable materials |
| CN202078378U (en) * | 2011-03-23 | 2011-12-21 | 曾岩 | Two-piece set for grafting bone between vertebras |
| CN202376207U (en) * | 2011-10-25 | 2012-08-15 | 北京市富乐科技开发有限公司 | Splash-proof bone grafting device |
| CN204351767U (en) * | 2012-05-24 | 2015-05-27 | 周伟明 | A kind of novel simple hand rotary mop rod |
| CN203763197U (en) * | 2014-04-16 | 2014-08-13 | 王红军 | Caput femoris puncturing tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852955A (en) * | 2016-05-03 | 2016-08-17 | 南京医科大学第附属医院 | Bone grafting device realizing transpedicular intervertebral bone grafting |
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| Publication number | Publication date |
|---|---|
| CN105852946B (en) | 2018-05-04 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Chuanxiu Inventor after: Mi Lidong Inventor after: Liu Weiwei Inventor after: Wang Lu Inventor after: Xia Xin Inventor after: He Shengwei Inventor before: Jia Xinkui |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180410 Address after: 116031 No. 216, Shan Zhong street, Ganjingzi District, Dalian, Liaoning. Applicant after: Sun Chuanxiu Address before: Hangzhou City, Zhejiang province 310052 Binjiang District Puyan Street venture Road No. 1 Building 9 Applicant before: Jia Xinkui |
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| GR01 | Patent grant | ||
| 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: 20180504 Termination date: 20190421 |