CN105852947A - Bone grafting set for department of orthopaedics - Google Patents
Bone grafting set for department of orthopaedics Download PDFInfo
- Publication number
- CN105852947A CN105852947A CN201610255720.1A CN201610255720A CN105852947A CN 105852947 A CN105852947 A CN 105852947A CN 201610255720 A CN201610255720 A CN 201610255720A CN 105852947 A CN105852947 A CN 105852947A
- Authority
- CN
- China
- Prior art keywords
- forms
- positioning
- funnel
- tamper
- connecting rod
- 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
-
- 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
Abstract
The invention discloses a bone grafting set for the department of orthopaedics. The bone grafting set comprises a conical funnel, a cover assembly, a spring and a tamping rod assembly, wherein an injection tube is formed at the lower end of the funnel; a sliding groove is formed in the outer wall of the injection tube in the length direction; obliquely upward positioning ports are formed in one side of the sliding groove at equal intervals; a positioning sleeve is glidingly connected with the injection tube; positioning heads matched with the positioning ports are arranged on the inner wall of the positioning sleeve; the cover assembly comprises a splash-proof disc, and a connecting sleeve is formed in the center of the upper end of the splash-proof disc; a through hole is formed in the middle of the connecting sleeve; 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 cover assembly can rotate relative to a tamping rod to drive the shifting pieces to rotate relative to the shifting pieces, so that broken bones attached to the inner wall of the funnel move towards the middle of the funnel under the push of the shifting pieces and fall into the injection tube finally, the bone grafting operation is finished conveniently and quickly, and pain of a patient is relieved.
Description
Technical field
The invention belongs to medical instruments field, be specifically related to a kind of orthopaedics bone grafting external member.
Background technology
The Chinese invention patent splashproof bone grafting instrument of Patent No. 201120408961.8 proposes a kind of splashproof bone grafting instrument, 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 external member.
For realizing the purpose of the present invention, it is achieved by the following technical solutions: a kind of orthopaedics bone grafting external member: include the funnel of cone, cover assembly, spring and tamper assembly.
Described funnel lower end forms ascending pipe；Described ascending pipe outer wall has offered sliding tray along its length；The equidistant positioning port offered obliquely in described sliding tray side；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 ascending pipe slidably connects positioning sleeve, and described positioning sleeve inwall is provided with the positioning head coordinated with positioning port, and described positioning sleeve lower surface forms to be pushed against the second dop of human body bone upper end；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 and positioning sleeve are respectively adopted rustless steel.
Described positioning sleeve inwall forms positioning head and holds hole, described positioning head holds to connect bottom hole screw, described positioning head is slidably located on described screw, and described screw is also arranged with the second spring, and described both ends of the spring is against positioning head respectively to be held bottom hole and between positioning head；The rounded trough body structure of described positioning head, positioning head is positioned at bottom cell body and forms the perforation passed for described screw, and the nut of described screw is positioned at described cell body, and the height of described nut is less than the degree of depth of cell body.
Compared with prior art, the invention has the beneficial effects as follows:
Time specifically used, doctor one only holds handle, the needs of the bone degree of depth are inserted according to ascending pipe, sliding positioning sleeve is in order to adjust the positioning sleeve position in the outside of ascending pipe, until rotating positioning sleeve during position suitable, when positioning sleeve potential head decided at the higher level but not officially announced overlaps with the positioning port outside ascending pipe, positioning head is ejected by the spring being fixedly connected in positioning sleeve, in order to the relative position of stationary positioned set with 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 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 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 funnel structure schematic diagram of the present invention.
Fig. 4 is the cover assembly structural representation of the present invention.
Fig. 5 is the cover assembly sectional view structural representation of the present invention.
Fig. 6 is the plectrum positional structure schematic diagram of the present invention.
Fig. 7 is tamper assembly and the socket handle arrangement schematic diagram of the present invention.
Fig. 8 is the locating sleeve structure schematic diagram of the present invention.
Fig. 9 is the nut piece sectional view structural representation of the present invention.
1, funnel；11, ascending pipe；111, sliding tray；1111, positioning port；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, positioning sleeve；81, the second dop；82, positioning head；821, screw；822, the second spring；83, positioning head holds hole.
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 external member, it is characterised in that: include the funnel 1 of cone, cover assembly 4, spring 5 and tamper assembly 6.
Described funnel lower end forms ascending pipe 11；Described ascending pipe outer wall has offered sliding tray 111 along its length；The equidistant positioning port 1111 offered obliquely in described sliding tray side；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 ascending pipe slidably connects positioning sleeve 8, and described positioning sleeve inwall is provided with the positioning head 82 coordinated with positioning port, and described positioning sleeve lower surface forms to be pushed against the second dop 81 of human body bone upper end；Described tamper assembly includes tamper body and the tamper bar 61 being compacted artificial bone；The 3rd connecting rod 64 is formed between described tamper body 65 and tamper bar 61；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；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 to depart from the second connecting rod.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 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 and positioning sleeve are respectively adopted rustless steel.Described positioning sleeve inwall forms positioning head and holds hole 83, described positioning head holds to connect bottom hole screw 821, described positioning head is slidably located on described screw, and described screw is also arranged with the second spring, and described both ends of the spring is against positioning head respectively to be held bottom hole and between positioning head；The rounded trough body structure of described positioning head, positioning head is positioned at bottom cell body and forms the perforation passed for described screw, and the nut of described screw is positioned at described cell body, and the height of described nut is less than the degree of depth of cell body.
Time specifically used, doctor one only holds handle, the needs of the bone degree of depth are inserted according to ascending pipe, sliding positioning sleeve is in order to adjust the positioning sleeve position in the outside of ascending pipe, until rotating positioning sleeve during position suitable, when positioning sleeve potential head decided at the higher level but not officially announced overlaps with the positioning port outside ascending pipe, positioning head is ejected by the spring being fixedly connected in positioning sleeve, in order to the relative position of stationary positioned set with 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 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 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 (2)
1. an orthopaedics bone grafting external member, it is characterised in that: include the funnel of cone, cover assembly, spring and tamper assembly；
Described funnel lower end forms ascending pipe；Described ascending pipe outer wall has offered sliding tray along its length；The equidistant positioning port offered obliquely in described sliding tray side；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 ascending pipe slidably connects positioning sleeve, and described positioning sleeve inwall is provided with the positioning head coordinated with positioning port, and described positioning sleeve lower surface forms to be pushed against the second dop of human body bone upper end；
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 tamper bar upper end forms the second connecting rod；Described second externally threaded pitch is 6-10 times of the 3rd connecting rod diameter；
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 and positioning sleeve are respectively adopted rustless steel.
2. a kind of orthopaedics bone grafting external member as claimed in claim 1, it is characterized in that: described positioning sleeve inwall forms positioning head and holds hole, described positioning head holds to connect bottom hole screw, described positioning head is slidably located on described screw, also being arranged with the second spring on described screw, described both ends of the spring is against positioning head respectively to be held bottom hole and between positioning head；The rounded trough body structure of described positioning head, positioning head is positioned at bottom cell body and forms the perforation passed for described screw, and the nut of described screw is positioned at described cell body, and the height of described nut is less than the degree of depth of cell body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610255720.1A CN105852947B (en) | 2016-04-21 | 2016-04-21 | A kind of orthopaedics bone grafting external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610255720.1A CN105852947B (en) | 2016-04-21 | 2016-04-21 | A kind of orthopaedics bone grafting external member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105852947A true CN105852947A (en) | 2016-08-17 |
| CN105852947B CN105852947B (en) | 2018-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610255720.1A Expired - Fee Related CN105852947B (en) | 2016-04-21 | 2016-04-21 | A kind of orthopaedics bone grafting external member |
Country Status (1)
| Country | Link |
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| CN (1) | CN105852947B (en) |
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 CN201610255720.1A patent/CN105852947B/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 |
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| Publication number | Publication date |
|---|---|
| CN105852947B (en) | 2018-06-05 |
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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: Fan Xihai Inventor after: Wang Defeng Inventor after: Zhang Xishan Inventor before: Jia Xinkui |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180507 Address after: 271000 706 Taishan street, Taishan District, Tai'an, Shandong. Applicant after: AFFILIATED HOSPITAL OF TAISHAN MEDICAL University Address before: 310018 Room 405, Zhejiang venture Pioneer Park, No. 229, Xue Yuan Street, Hangzhou economic and Technological Development Zone, Zhejiang Applicant before: HANGZHOU YUNFENG IP TECHNOLOGY CO.,LTD. Effective date of registration: 20180507 Address after: 310018 Room 405, Zhejiang venture Pioneer Park, No. 229, Xue Yuan Street, Hangzhou economic and Technological Development Zone, Zhejiang Applicant after: HANGZHOU YUNFENG IP TECHNOLOGY CO.,LTD. Address before: 310052 9 Chuang Road No. 1, Pu Yan Street, Binjiang District, Hangzhou, Zhejiang. Applicant before: Jia Xinkui |
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| GR01 | Patent grant | ||
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| 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: 20180605 Termination date: 20190421 |