CN105534591A - Device for connecting and implanting extra-epithelial positioning plate and subcutaneous bone connecting plate - Google Patents
Device for connecting and implanting extra-epithelial positioning plate and subcutaneous bone connecting plate Download PDFInfo
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- CN105534591A CN105534591A CN201510887124.0A CN201510887124A CN105534591A CN 105534591 A CN105534591 A CN 105534591A CN 201510887124 A CN201510887124 A CN 201510887124A CN 105534591 A CN105534591 A CN 105534591A
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- plate
- outside fix
- hone lamella
- connecting rod
- rod
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/92—Impactors or extractors, e.g. for removing intramedullary 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
- A61B17/68—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
- A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
-
- 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)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Neurology (AREA)
- Prostheses (AREA)
Abstract
The invention provides a device for connecting and implanting an extra-epithelial positioning plate and a subcutaneous bone connecting plate, and belongs to the technical field of an orthopaedics medical appliance. The device is used for implanting and positioning a bone connecting plate in a minimally invasive surgery, and has the technical scheme that the extra-epithelial positioning plate and the subcutaneous bone connecting plate are correspondingly connected by a connecting rod; the extra-epithelial positioning plate and the subcutaneous bone connecting plate can be accurately aligned by the connecting rod through threaded connection or regular polygon hole connection; and a pushing angle can be regulated by a push rod through a universal shaft or a spring clamping head. The device has the advantages that the structure is simple; the operation is convenient; the extra-epithelial positioning plate and the subcutaneous bone connecting plate can be integrally implanted into a preset position of the subcutaneous bone connecting plate by the push rod; and the subcutaneous bone connecting plate can be accurately implanted through the extra-epithelial positioning plate, and the fixation is performed through fixing screws. The device has the advantages that the implanting mode of the extra-epithelial positioning plate and the subcutaneous bone connecting plate is innovated, so that the problems that the alignment of the extra-epithelial positioning plate and the subcutaneous bone connecting plate is not accurate, and the implanting is inconvenient are solved; the surgery time is reduced; and the efficiency of the minimally invasive surgery is improved.
Description
Technical field
The present invention relates to the device of in a kind of Minimally Invasive Surgery, blade plate being inserted location, belong to orthopedic medical device technical field.
Background technology
In the operation of orthopaedics therapy fracture, Interal fixation is common Fracture internal fixaiion method, and Interal fixation comprises reconstruction plate, dissection armor plate, hook plate etc., wherein common with dissection armor plate.Now widely used blade plate is steel plate or the titanium lath of arced terminus, it is arranged with multiple implantation nail fixing hole.In use find, after blade plate being inserted the subcutaneous wound of patient, often there is deviation in location also fixation bone fracture plate, not only surgical effect is affected, and also add the misery of patient.For the limitation of normal bone plate and implanted prosthetics, healthcare givers and scientific research personnel have carried out large quantifier elimination and improvement to blade plate, achieve good effect, China Patent No. 200920103620.2, 201020223842.0 individually disclose a kind of self-align micro wound coaptation plate and a kind of stress dispersion blade plate, use above-mentioned blade plate when subcutaneous storing blade plate minimally-invasive treatment long bone shaft fracture, skin is outer to be connected with the two ends of notch graft hone lamella with the trench structure of identical blade plate by two ends, for interim locating pin hole site and put nail direction, the blade plate of subcutaneous storing during operation technique can be avoided to slide or move simultaneously.The blade plate of these two kinds of structures is applied to and clinically achieves good effect, but still Shortcomings, main problem is that notch graft hone lamella is connected with the blade plate playing skin outside fix effect and only relies on Kirschner wire to carry out while locating, connect insecure, be easy to misplace, the phenomenon such as displacement, the operation for the hold-down screw continued causes very large difficulty, even cannot carry out, not only delay operating time, also may produce the unstable serious consequence of plate fixation.In order to make notch graft hone lamella in Minimally Invasive Surgery be connected firmly with the blade plate playing skin outside fix effect, to reach the effect of accurate positioning, be extremely necessary the technical barrier developing new device and technology solution existence.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of device that skin outside fix plate is connected with notch graft hone lamella and is inserted, notch graft hone lamella and skin outside fix blade plate can link together by this connection and embedded device, notch graft hone lamella can insert hypodermic tunnel fast, utilize skin outside fix plate screw screw that is quick, accurately location notch graft hone lamella, insert the fixing fracture of screw.
The technical scheme solved the problems of the technologies described above is:
A kind of device that skin outside fix plate is connected with notch graft hone lamella and inserts, it comprises connecting rod and push rod, the plate face of notch graft hone lamella and skin outside fix plate there is connecting hole respectively, two positions of connecting hole on the plate face of notch graft hone lamella with skin outside fix plate are identical and accurately relative, the two ends of connecting rod are connected with two connecting holes respectively, notch graft hone lamella after connecting rod connects is parallel in same vertical plane with the centrage of the length direction of skin outside fix plate, the front end of push rod is connected with the middle part of connecting rod, and there is promotion handle the rear end of push rod.
The above-mentioned device that skin outside fix plate is connected with notch graft hone lamella and inserts, connecting hole on the plate face of described notch graft hone lamella and skin outside fix plate is respectively screw, there is screw thread at the two ends of connecting rod, the screw thread of the screw thread at connecting rod two ends and two connecting holes matches, the two ends of connecting rod are spun in two connecting holes respectively, the upper end of connecting rod through after the connecting hole on the plate face of skin outside fix plate by fastening nuts.
The above-mentioned device that skin outside fix plate is connected with notch graft hone lamella and inserts, the cross section of the connecting hole on the plate face of described notch graft hone lamella and skin outside fix plate is respectively the regular polygon of rule, connecting rod two ends are the polygon body of rod, the regular polygon in the cross section of the polygon body of rod and the cross section of connecting hole matches, the polygon body of rod at connecting rod two ends is inserted in the connecting hole on the plate face of notch graft hone lamella and skin outside fix plate respectively, and the polygon body of rod at connecting rod two ends and connecting hole are for be slidably matched closely.
The above-mentioned device that skin outside fix plate is connected with notch graft hone lamella and is inserted, described push rod is stock, and the front end of push rod has universal drive shaft to be connected with the middle part of connecting rod, and universal drive shaft has locking mechanism.
The above-mentioned device that skin outside fix plate is connected with notch graft hone lamella and inserts, described push rod is made up of the straight-bar that two parallel cross bars are vertical with, the front end of two cross bars is connected with connecting rod respectively, and the rear end of two cross bars is connected with the top and bottom of straight-bar respectively.
The above-mentioned device that skin outside fix plate is connected with notch graft hone lamella and inserts, there is collet the front end of described two cross bars respectively, collet is made up of the spring leaf of two semicircular arcs, the rear end of two spring leafs is fixedly connected on the front end of cross bar, there is opening the front end of two spring leafs, opening is relative with the body of rod of connecting rod, and collet clamps with the body of rod of connecting rod and is connected.
The invention has the beneficial effects as follows:
Skin outside fix plate of the present invention connects by connecting rod is corresponding with notch graft hone lamella, connecting rod can be threaded connection or the connection of regular polygon hole makes skin outside fix plate and notch graft hone lamella accurate contraposition, push rod can be regulated by universal drive shaft or collet and promote angle, and the convenient connecting rod that promotes drives skin outside fix plate and notch graft hone lamella to insert.
Structure of the present invention is simple, easy to operate, highly effective, connecting rod can make skin outside fix plate and notch graft hone lamella accurate contraposition, use push rod skin outside fix plate and notch graft hone lamella entirety can be placed to notch graft hone lamella precalculated position, and by skin outside fix plate, hold-down screw is accurately implanted to notch graft hone lamella and be fixed.
The present invention is the innovation of skin outside fix plate and notch graft hone lamella implantation mode, solving skin outside fix plate and the inaccurate difficult problem with inserting inconvenience of notch graft hone lamella para-position, decreasing operating time, improve the efficiency of Minimally Invasive Surgery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is another kind of structural representation of the present invention.
In figure, labelling is as follows: push rod 1, connecting rod 2, handle 3, connecting hole 4, nut 5, universal drive shaft 6, cross bar 7, straight-bar 8, collet 9, spring leaf 10, skin outside fix plate 11, notch graft hone lamella 12, skin outside fix board slot 13, notch graft hone lamella groove 14, fixing threaded hole 15.
Detailed description of the invention
The present invention is that notch graft hone lamella 12 is pushed into synthetism position along the length direction of long bone by push rod 1, keep skin outside fix plate 11 synchronizing moving above notch graft hone lamella 12 simultaneously, after arriving synthetism position, fix notch graft hone lamella 12 by the accurate location of skin outside fix plate 11.
Show in figure, the skin outside fix plate 11 that the present invention uses and notch graft hone lamella 12 are elongated plates face, the skin outside fix board slot 13 along plate face length direction and notch graft hone lamella groove 14 is had at the two ends in plate face, there is fixing threaded hole 15 in plate face between skin outside fix board slot 13 and notch graft hone lamella groove 14, and fixing threaded hole 15 is fixed long bone for hold-down screw.Skin outside fix plate 11 is identical with notch graft hone lamella 12 shape, and skin outside fix board slot 13, notch graft hone lamella groove 14 are identical with the position of fixing threaded hole 15, so that can by skin outside fix plate 11 accurately fixing notch graft hone lamella 12 after inserting notch graft hone lamella 12.
Show in figure, the plate face of notch graft hone lamella 12 and skin outside fix plate 11 there is connecting hole 4 respectively, two positions of connecting hole 4 on the plate face of notch graft hone lamella 12 with skin outside fix plate 11 are identical and accurately relative, the two ends of connecting rod 2 are connected with two connecting holes 4 respectively, notch graft hone lamella 12 after connecting rod 2 connects is parallel in same vertical plane with the centrage of the length direction of skin outside fix plate 11, makes skin outside fix plate 11 can be accurately relative with the fixing threaded hole 15 of notch graft hone lamella 12.
Show in figure, in order to reach notch graft hone lamella 12 and skin outside fix plate 11 accurate contraposition, connecting rod 2 and connecting hole 4 adopt following two kinds of structures:
The first structure is, connecting hole 4 on the plate face of notch graft hone lamella 12 and skin outside fix plate 11 is respectively screw, there is screw thread at the two ends of connecting rod 2, the lower end of connecting rod 2 is tightened in the connecting hole 4 of notch graft hone lamella 12, then the connecting hole 4 on the plate face of skin outside fix plate 11 is enclosed within the screw of the upper end of connecting rod 2 and rotates, to connecting rod 2 upper end through skin outside fix plate 11 plate face after, adjustment skin outside fix plate 11 is accurately relative with notch graft hone lamella 12, by the screw threads for fastening of nut 5 with connecting rod 2 upper end.
The second structure is, the cross section of the connecting hole 4 on the plate face of notch graft hone lamella 12 and skin outside fix plate 11 is respectively the regular polygon of rule, connecting rod 2 two ends are the polygon body of rod, the regular polygon in the cross section of the polygon body of rod and the cross section of connecting hole 4 matches, the polygon body of rod at connecting rod 2 two ends is inserted in the connecting hole 4 on the plate face of notch graft hone lamella 12 and skin outside fix plate 11 respectively, and the polygon body of rod at connecting rod 2 two ends and connecting hole 4 are for be slidably matched closely.Notch graft hone lamella 12 and skin outside fix plate 11 are carried out accurate contraposition by the connecting hole 4 of regular polygon with connecting rod 2 by this structure, and regular polygon can be triangle, tetragon, pentagon or hexagon.
Show in figure, push rod 1 of the present invention can be regulated by universal drive shaft 6 or collet 9 and promote angle, and the convenient connecting rod 2 that promotes drives skin outside fix plate 11 and notch graft hone lamella 12 to insert, and these two kinds of structures are as follows respectively:
A kind of structure is that push rod 1 is stock, and the front end of push rod 1 has universal drive shaft 6 to be connected with the middle part of connecting rod 2, and universal drive shaft 6 has locking mechanism, is locked by universal drive shaft 6 after adjusting push rod 1 position.
Another kind of structure is, push rod 1 is made up of the straight-bar 8 that two parallel cross bars 7 are vertical with, and the front end of two cross bars 7 is connected with connecting rod 2 respectively, and the rear end of two cross bars 7 is connected with the top and bottom of straight-bar 8 respectively.The front end of two cross bars 7 has collet 9 respectively, collet 9 is made up of the spring leaf 10 of two semicircular arcs, the rear end of two spring leafs 10 is fixedly connected on the front end of cross bar 7, there is opening the front end of two spring leafs 10, opening is relative with the body of rod of connecting rod 2, and collet 9 clamps with the body of rod of connecting rod 2 and is connected.
In the second structure, the front end of two parallel cross bars 7 also can directly be fixedly connected with connecting rod 2, and as welding or riveted joint, this spline structure is simple, but can not adjust angle, and user can select voluntarily.
Use procedure of the present invention is as follows:
The two ends of connecting rod 2 are connected with the connecting hole 4 on the plate face of skin outside fix plate 11 with notch graft hone lamella 12 respectively, employing is threaded or regular polygon hole connects, notch graft hone lamella 12 after connection is parallel in same vertical plane with the centrage of the length direction of skin outside fix plate 11, makes skin outside fix board slot 13 can be accurately relative with the fixing threaded hole 15 of notch graft hone lamella groove 14.
By the universal drive shaft 6 of push rod 1 front end or the promotion angle of collet 9 regulating pushing rod 1, the convenient connecting rod 2 that promotes drives skin outside fix plate 11 and notch graft hone lamella 12 to insert.
Hold push rod 1 and notch graft hone lamella 12 is pushed into synthetism position along the length direction of long bone, keep skin outside fix plate 11 synchronizing moving above notch graft hone lamella 12 simultaneously, after arriving synthetism position, hold-down screw is implanted downwards, accurately the fixing notch graft hone lamella 12 in location by the skin outside fix board slot 13 of skin outside fix plate 11.
Claims (6)
1. the device that skin outside fix plate is connected with notch graft hone lamella and inserts, it is characterized in that: it comprises connecting rod (2) and push rod (1), the plate face of notch graft hone lamella (12) and skin outside fix plate (11) there is connecting hole (4) respectively, two positions of connecting hole (4) on the plate face of notch graft hone lamella (12) with skin outside fix plate (11) are identical and accurately relative, the two ends of connecting rod (2) are connected with two connecting holes (4) respectively, notch graft hone lamella (12) after connecting rod (2) connects is parallel in same vertical plane with the centrage of the length direction of skin outside fix plate (11), the front end of push rod (1) is connected with the middle part of connecting rod (2), there is promotion handle (3) rear end of push rod (1).
2. the device that skin outside fix plate is connected with notch graft hone lamella and inserts according to claim 1, it is characterized in that: the connecting hole (4) on the plate face of described notch graft hone lamella (12) and skin outside fix plate (11) is respectively screw, there is screw thread at the two ends of connecting rod (2), the screw thread at connecting rod (2) two ends and the screw thread of two connecting holes (4) match, the two ends of connecting rod (2) are spun in two connecting holes (4) respectively, and the upper end of connecting rod (2) is through fastening by nut (5) after the connecting hole (4) on the plate face of skin outside fix plate (11).
3. the device that skin outside fix plate is connected with notch graft hone lamella and inserts according to claim 1, it is characterized in that: the cross section of the connecting hole (4) on the plate face of described notch graft hone lamella (12) and skin outside fix plate (11) is respectively the regular polygon of rule, connecting rod (2) two ends are the polygon body of rod, the regular polygon in the cross section of the cross section of the polygon body of rod and connecting hole (4) matches, the polygon body of rod at connecting rod (2) two ends is inserted in the connecting hole (4) on the plate face of notch graft hone lamella (12) and skin outside fix plate (11) respectively, the polygon body of rod at connecting rod (2) two ends and connecting hole (4) are for be slidably matched closely.
4. the device that skin outside fix plate is connected with notch graft hone lamella and inserts according to Claims 2 or 3, it is characterized in that: described push rod (1) is stock, the front end of push rod (1) has universal drive shaft (6) to be connected with the middle part of connecting rod (2), and universal drive shaft (6) has locking mechanism.
5. the device that skin outside fix plate is connected with notch graft hone lamella and inserts according to Claims 2 or 3, it is characterized in that: push rod (1) is made up of the straight-bar (8) that two parallel cross bars (7) are vertical with, the front end of two cross bars (7) is connected with connecting rod (2) respectively, and the rear end of two cross bars (7) is connected with the top and bottom of straight-bar (8) respectively.
6. the device that skin outside fix plate is connected with notch graft hone lamella and inserts according to claim 5, it is characterized in that: the front end of described two cross bars (7) has collet (9) respectively, collet (9) is made up of the spring leaf (10) of two semicircular arcs, the rear end of two spring leafs (10) is fixedly connected on the front end of cross bar (7), there is opening the front end of two spring leafs (10), opening is relative with the body of rod of connecting rod (2), and collet (9) clamps with the body of rod of connecting rod (2) and is connected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510887124.0A CN105534591B (en) | 2015-12-07 | 2015-12-07 | A kind of device that skin outside fix plate is connected with subcutaneous blade plate and is inserted |
| PCT/CN2016/076873 WO2017096730A1 (en) | 2015-12-07 | 2016-03-21 | Bone plate assembly for minimally invasive surgery in orthopedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510887124.0A CN105534591B (en) | 2015-12-07 | 2015-12-07 | A kind of device that skin outside fix plate is connected with subcutaneous blade plate and is inserted |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105534591A true CN105534591A (en) | 2016-05-04 |
| CN105534591B CN105534591B (en) | 2017-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510887124.0A Active CN105534591B (en) | 2015-12-07 | 2015-12-07 | A kind of device that skin outside fix plate is connected with subcutaneous blade plate and is inserted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105534591B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050049594A1 (en) * | 2001-04-20 | 2005-03-03 | Wack Michael A. | Dual locking plate and associated method |
| CN201453358U (en) * | 2009-07-09 | 2010-05-12 | 张英泽 | Self-positioned minimally invasive bone fracture plate |
| US20110264095A1 (en) * | 2010-04-26 | 2011-10-27 | Cheng-Kung Cheng | Assisted Positioning Device for Bone Plate |
| RU2432138C1 (en) * | 2010-05-12 | 2011-10-27 | Федеральное государственное учреждение "Саратовский научно-исследовательский институт травматологии и ортопедии" Министерства здравоохранения и социального развития Российской Федерации (ФГУ "СарНИИТО" Минздравсоцразвития России) | Method of minimally invasive external fixation of long bones and external fixation device |
| CN203763219U (en) * | 2014-03-18 | 2014-08-13 | 闻泰医疗科技（上海）有限公司 | Straight bone fracture plate device for minimally invasive surgery |
| CN205181466U (en) * | 2015-12-07 | 2016-04-27 | 张英泽 | With skin external locating plate and notch graft hone lamella be connected with device of putting into |
-
2015
- 2015-12-07 CN CN201510887124.0A patent/CN105534591B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050049594A1 (en) * | 2001-04-20 | 2005-03-03 | Wack Michael A. | Dual locking plate and associated method |
| CN201453358U (en) * | 2009-07-09 | 2010-05-12 | 张英泽 | Self-positioned minimally invasive bone fracture plate |
| US20110264095A1 (en) * | 2010-04-26 | 2011-10-27 | Cheng-Kung Cheng | Assisted Positioning Device for Bone Plate |
| RU2432138C1 (en) * | 2010-05-12 | 2011-10-27 | Федеральное государственное учреждение "Саратовский научно-исследовательский институт травматологии и ортопедии" Министерства здравоохранения и социального развития Российской Федерации (ФГУ "СарНИИТО" Минздравсоцразвития России) | Method of minimally invasive external fixation of long bones and external fixation device |
| CN203763219U (en) * | 2014-03-18 | 2014-08-13 | 闻泰医疗科技（上海）有限公司 | Straight bone fracture plate device for minimally invasive surgery |
| CN205181466U (en) * | 2015-12-07 | 2016-04-27 | 张英泽 | With skin external locating plate and notch graft hone lamella be connected with device of putting into |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105534591B (en) | 2017-03-15 |
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