CN204351875U - A kind of device for ligament reconstructive - Google Patents
A kind of device for ligament reconstructive Download PDFInfo
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- CN204351875U CN204351875U CN201420799840.4U CN201420799840U CN204351875U CN 204351875 U CN204351875 U CN 204351875U CN 201420799840 U CN201420799840 U CN 201420799840U CN 204351875 U CN204351875 U CN 204351875U
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Abstract
The utility model discloses a kind of device for ligament reconstructive, comprise the coil of fixing head, suture and annular; Described fixing head is provided with suture hole and coil hole; Described suture passes suture hole to be connected on fixing head; Described coil passes coil hole to be connected on fixing head; This coil is made up of single fiber solderless wrapped connection; The leading portion of this root fiber connects into a circulus by the diameter of coil, and the other parts of this root fiber to be repeatedly wound around along circulus for benchmark with this circulus and to be formed described coil.Device for ligament reconstructive of the present utility model is a kind of suspension apparatus, significantly reduces the drawback that prior art median surface screw is fixing.
Description
Technical field
This utility model relates to a kind of device for ligament reconstructive.
Background technology
Traditional cruciate ligament reconstruction surgery femur end is fixing uses interference screw usually, and this kind ofly extrudes fixing mode.But some drawbacks annoying clinician always, its main manifestations is: the cutting easily causing tendon graft; Eccentric fixing, tendon and bone contact area little; Retain in the body of metal material interference screw, Cranial defect difficult treatment when causing overhauling; Absorbable material interference screw degradation speed difference is large, occurs that bone dissolves and bland necrosis; Its press-fit is fixed, and modal Failure Mode is the slippage of interference screw; There is crimping section tendon rupture in osseous tunnel; The integrity of tendon is destroyed, the cutting vestige that tendon surface has interference screw to cause, and braided suture is cut.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art part, provides a kind of device for ligament reconstructive, is a kind of suspension apparatus, greatly alleviates and even avoids the fixing drawback of interference screw.
This utility model solves the technical scheme that its technical problem adopts:
For a device for ligament reconstructive, comprise the coil 30 of fixing head 10, suture 20 and annular; Described fixing head 10 is provided with suture hole 11 and coil hole 12; Described suture 20 passes suture hole 11 to be connected on fixing head 10; Described coil 30 passes coil hole 12 to be connected on fixing head 10; This coil 30 is circulus; This coil 30 is made up of single fiber solderless wrapped connection, and the leading portion of this root fiber connects into a circulus by the diameter of coil 30, and the other parts of this root fiber to be repeatedly wound around along circulus for benchmark with this circulus and to be formed described coil 30.
In one embodiment: the leading portion of described single fiber forms described circulus by the diameter of coil 30, the size that the other parts of fiber head end and this root fiber are tied a knot to fix this circulus; Rear section fibre is with this circulus for benchmark is evenly wrapped in this circulus repeatedly along circulus place in-plane and vertical circulus place in-plane, and fiber ends and rear section fibre are tied a knot and fixed to form described coil 30.
In one embodiment: the leading portion of described single fiber forms described circulus by the diameter of coil 30, rear section fibre is with this circulus for benchmark is evenly wrapped in this circulus repeatedly along circulus place in-plane and vertical circulus place in-plane, and fiber ends and fiber head end are tied a knot and fixed to form described coil 30.
In one embodiment: described suture hole 11 is two, described coil hole 12 is two, and suture hole 11 and coil hole 12 are arranged in yi word pattern and suture hole 11 is positioned at outside coil hole 12; Described suture 20 is two, and these two sutures 20 are each passed through these two suture holes 11 to be connected on fixing head 10; Described coil 30 is one, and this coil 30 passes these two coil hole 12 to be fixedly connected on fixing head 10.
In one embodiment: described fixing head 10 corner becomes the blunt structure of circle.
In one embodiment: described fixing head 10 is made for titanium alloy.
In one embodiment: described coil 30 is made for high-molecular polythene.
In one embodiment: the cross-sectional diameter of described coil 30 is 1.8 ~ 2.2mm.
The technical program is compared with background technology, and its tool has the following advantages:
1. a kind of device for ligament reconstructive of the present utility model, relies on the surface support of cortical bone, provide reliable cortical bone and fix, and without the need to considering the quality of spongy bone, applicable surface is wider.
2. a kind of device for ligament reconstructive of the present utility model, can carry out manual control upset easily, operation technique simplifies greatly.
3. a kind of device for ligament reconstructive of the present utility model adopts the fixing head that titanium alloy is made, more reliably strong, good biocompatibility.
4. traditional coil is many be woven into rope by multiply fine fibre after, rope ends is connected into ring, and tensile strength is not high, and under the state of under tension, rope ends joint easily disconnects; And coil of the present utility model adopts the braiding of the single fiber of high-molecular polythene to form, be the circular ring structure closed, greatly improve the tensile strength of coil, and beautiful and applicable.
5. a kind of device for ligament reconstructive of the present utility model is when performing the operation, and femur end only needs a minimal incision *, be more suitable for in endoscopic surgery, and wounds is little, and healing is fast, and misery alleviates greatly.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is one of device overall appearance schematic diagram for ligament reconstructive of the present utility model.
Fig. 2 is the device overall appearance schematic diagram two for ligament reconstructive of the present utility model.
Fig. 3 is fixing head overall appearance schematic diagram of the present utility model.
Fig. 4 is coil overall appearance schematic diagram of the present utility model.
Fig. 5 is one of coil braid method of the present utility model schematic diagram.
Fig. 6 is two schematic diagrams of coil braid method of the present utility model.
Fig. 7 is the device for ligament reconstructive of the present utility model actual use schematic diagram.
Fig. 8 is one of device using method schematic diagram for ligament reconstructive of the present utility model.
Fig. 9 is the device using method schematic diagram two for ligament reconstructive of the present utility model.
Reference numeral: fixing head 10, suture hole 11, coil hole 12; Suture 20; Coil 30; Ligament 40.
Detailed description of the invention
Content of the present utility model is illustrated below by embodiment:
Please refer to Fig. 1 to Fig. 4, a kind of device for ligament reconstructive, comprise the coil 30 of fixing head 10, suture 20 and annular; Described fixing head 10 is provided with suture hole 11 and coil hole 12; Described suture 20 passes suture hole 11 to be connected on fixing head 10; Described coil 30 passes coil hole 12 to be connected on fixing head 10; This coil 30 is circulus; This coil 30 is made up of single fiber solderless wrapped connection, and the leading portion of this root fiber connects into a circulus by the diameter of coil 30, and the other parts of this root fiber to be repeatedly wound around along circulus for benchmark with this circulus and to be formed described coil 30.
Among the present embodiment, the concrete structure of coil is such as: please refer to Fig. 5, and the leading portion of described single fiber forms described circulus by the diameter of coil 30, the size that the other parts of fiber head end and this root fiber are tied a knot to fix this circulus; Rear section fibre with this circulus for benchmark is evenly wrapped in this circulus repeatedly along circulus place in-plane and vertical circulus place in-plane, the cross-sectional diameter being wound to described coil 30 is after 2mm, and fiber ends and rear section fibre are tied a knot fixing to form described coil 30.
Please refer to Fig. 6, another kind of structure for coil: after the leading portion of described single fiber forms described circulus by the diameter of coil 30, rear section fibre with this circulus for benchmark is evenly wrapped in this circulus repeatedly along circulus place in-plane and vertical circulus place in-plane, the cross-sectional diameter being wound to described coil 30 is after 2mm, and fiber ends and fiber head end are tied a knot fixing to form described coil 30.
Described coil 30 can pass through hand woven, also can be made by weaving loom.
Among the present embodiment, described suture hole 11 is two, and described coil hole 12 is two, and suture hole 11 and coil hole 12 are arranged in yi word pattern and suture hole 11 is positioned at outside coil hole 12; Described suture 20 is two, and these two sutures 20 are each passed through these two suture holes 11 to be connected on fixing head 10; Described coil 30 is one, and this coil 30 passes these two coil hole 12 to be fixedly connected on fixing head 10.
Among the present embodiment, described fixing head 10 corner becomes the blunt structure of circle.
Among the present embodiment, described fixing head 10 is made for titanium alloy.
Among the present embodiment, described coil 30 is made for high-molecular polythene.
This utility model onsite application mode is as follows:
During ligament reconstructive operation, open a minimal incision * at femur end, set up osseous tunnel; By tibia place ligament 40 through coil 30 also fixing (as shown in Figure 7); As shown in Figure 8, pull suture 20 with after driving fixing head 10 to pass osseous tunnel to femur end incision, fixing head 10 is overturn rear suture 20 and be fixed on femoral surface (as shown in Figure 9), fixing at femur end of ligament can be realized.
The above, be only this utility model preferred embodiment, therefore the scope that this utility model implements can not be limited according to this, the equivalence namely done according to this utility model the scope of the claims and description change with modify, all should still belong in scope that this utility model contains.
Claims (8)
1. for a device for ligament reconstructive, it is characterized in that: the coil (30) comprising fixing head (10), suture (20) and annular; Described fixing head (10) is provided with suture hole (11) and coil hole (12); Described suture (20) through suture hole (11) to be connected on fixing head (10); Described coil (30) through coil hole (12) to be connected on fixing head (10); This coil (30) is made up of single fiber solderless wrapped connection, the leading portion of this root fiber connects into a circulus by the diameter of coil (30), and the other parts of this root fiber to be repeatedly wound around along circulus for benchmark with this circulus and to be formed described coil (30).
2. a kind of device for ligament reconstructive according to claim 1, it is characterized in that: the leading portion of described single fiber forms described circulus by the diameter of coil (30), the size that the other parts of fiber head end and this root fiber are tied a knot to fix this circulus; Rear section fibre is with this circulus for benchmark is evenly wrapped in this circulus repeatedly along circulus place in-plane and vertical circulus place in-plane, and fiber ends and rear section fibre are tied a knot and fixed to form described coil (30).
3. a kind of device for ligament reconstructive according to claim 1, it is characterized in that: the leading portion of described single fiber forms described circulus by the diameter of coil (30), rear section fibre is with this circulus for benchmark is evenly wrapped in this circulus repeatedly along circulus place in-plane and vertical circulus place in-plane, and fiber ends and fiber head end are tied a knot and fixed to form described coil (30).
4. a kind of device for ligament reconstructive according to claim 1, it is characterized in that: described suture hole (11) is two, described coil hole (12) is two, and suture hole (11) and coil hole (12) are arranged in yi word pattern and suture hole (11) are positioned at coil hole (12) outside; Described suture (20) is two, and these two sutures (20) are each passed through these two suture holes (11) to be connected on fixing head (10); Described coil (30) is one, this coil (30) through these two coil hole (12) to be fixedly connected on fixing head (10).
5. a kind of device for ligament reconstructive according to claim 1, is characterized in that: described fixing head (10) corner becomes the blunt structure of circle.
6. a kind of device for ligament reconstructive according to claim 1, is characterized in that: described fixing head (10) is made for titanium alloy.
7. a kind of device for ligament reconstructive according to claim 1, is characterized in that: described coil (30) is made for high-molecular polythene.
8. a kind of device for ligament reconstructive according to claim 1, is characterized in that: the cross-sectional diameter of described coil (30) is 1.8 ~ 2.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420799840.4U CN204351875U (en) | 2014-12-16 | 2014-12-16 | A kind of device for ligament reconstructive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420799840.4U CN204351875U (en) | 2014-12-16 | 2014-12-16 | A kind of device for ligament reconstructive |
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| CN204351875U true CN204351875U (en) | 2015-05-27 |
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| CN201420799840.4U Active CN204351875U (en) | 2014-12-16 | 2014-12-16 | A kind of device for ligament reconstructive |
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| CN (1) | CN204351875U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055048A (en) * | 2015-09-19 | 2015-11-18 | 施晓明 | Paraglider-shaped fixed plate device for cruciate ligament reconstruction |
| CN105125319A (en) * | 2015-09-28 | 2015-12-09 | 上海凯利泰医疗科技股份有限公司 | Fixing device for ACL (anterior cruciate ligament) and ALL (anterolateral ligament) integrated reconstruction and usage method |
| CN106264634A (en) * | 2016-09-23 | 2017-01-04 | 上海凯利泰医疗科技股份有限公司 | A kind of fixed system for ligament reconstructive |
| CN106667622A (en) * | 2017-02-06 | 2017-05-17 | 北京万洁天元医疗器械有限公司 | Adjustable lantern ring steel plate for fixing soft tissue or ligament graft |
| CN107028684A (en) * | 2017-05-12 | 2017-08-11 | 上海利格泰生物科技有限公司 | The direct Suspending fixation device of soft material tissue grafts |
| CN108115406A (en) * | 2018-01-23 | 2018-06-05 | 上海利格泰生物科技有限公司 | Suture hot plate unit assembly tool and threading method |
| CN110074897A (en) * | 2019-05-05 | 2019-08-02 | 北京万洁天元医疗器械股份有限公司 | A kind of adjustable soft tissue Suspending fixation system of loop and its Suspending fixation method |
| CN112022447A (en) * | 2020-09-17 | 2020-12-04 | 浙江康飞思医疗科技有限公司 | Knee joint prosthesis |
-
2014
- 2014-12-16 CN CN201420799840.4U patent/CN204351875U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055048A (en) * | 2015-09-19 | 2015-11-18 | 施晓明 | Paraglider-shaped fixed plate device for cruciate ligament reconstruction |
| CN105125319A (en) * | 2015-09-28 | 2015-12-09 | 上海凯利泰医疗科技股份有限公司 | Fixing device for ACL (anterior cruciate ligament) and ALL (anterolateral ligament) integrated reconstruction and usage method |
| CN105125319B (en) * | 2015-09-28 | 2017-03-15 | 上海凯利泰医疗科技股份有限公司 | The fixing device and using method of one volume reconstruction of ACL and front lateral ligament |
| CN106264634A (en) * | 2016-09-23 | 2017-01-04 | 上海凯利泰医疗科技股份有限公司 | A kind of fixed system for ligament reconstructive |
| CN106264634B (en) * | 2016-09-23 | 2019-07-05 | 上海凯利泰医疗科技股份有限公司 | A kind of fixed system for ligament reconstructive |
| CN106667622A (en) * | 2017-02-06 | 2017-05-17 | 北京万洁天元医疗器械有限公司 | Adjustable lantern ring steel plate for fixing soft tissue or ligament graft |
| CN107028684A (en) * | 2017-05-12 | 2017-08-11 | 上海利格泰生物科技有限公司 | The direct Suspending fixation device of soft material tissue grafts |
| CN107028684B (en) * | 2017-05-12 | 2019-04-19 | 上海利格泰生物科技有限公司 | The direct Suspending fixation device of soft material tissue grafts |
| CN108115406A (en) * | 2018-01-23 | 2018-06-05 | 上海利格泰生物科技有限公司 | Suture hot plate unit assembly tool and threading method |
| CN110074897A (en) * | 2019-05-05 | 2019-08-02 | 北京万洁天元医疗器械股份有限公司 | A kind of adjustable soft tissue Suspending fixation system of loop and its Suspending fixation method |
| CN112022447A (en) * | 2020-09-17 | 2020-12-04 | 浙江康飞思医疗科技有限公司 | Knee joint prosthesis |
| CN112022447B (en) * | 2020-09-17 | 2023-02-21 | 浙江康飞思医疗科技有限公司 | Knee joint prosthesis |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
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Address after: 361022 No. 218, Xiang Xiang Road, Haicang District, Fujian, Xiamen Patentee after: DABO MEDICAL TECHNOLOGY CO., LTD. Address before: 361022 No. 218, Xiang Xiang Road, Haicang District, Fujian, Xiamen Patentee before: Double Engine Medical Material Co., Ltd. |