CN104720930A - Tibia end fixing device in anterior and posterior cruciate ligament reconstruction under surgical arthroscope - Google Patents
Tibia end fixing device in anterior and posterior cruciate ligament reconstruction under surgical arthroscope Download PDFInfo
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- CN104720930A CN104720930A CN201510138205.0A CN201510138205A CN104720930A CN 104720930 A CN104720930 A CN 104720930A CN 201510138205 A CN201510138205 A CN 201510138205A CN 104720930 A CN104720930 A CN 104720930A
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Abstract
The invention relates to a tibia end fixing device in anterior and posterior cruciate ligament reconstruction under a surgical arthroscope. The tibia end fixing device aims at solving the problem that the burden of autogenous tendon cutting is heavy. The tibia end fixing device comprises a wiring harness ring used for connecting muscle tendon in a tibial tunnel and a titanium cable connected with the wiring harness ring, and the outer section, exposed out of the tibial tunnel, of the titanium cable is provided with a lock nut with a gasket in a fitting mode. The wiring harness ring and the titanium cable are connected in the mode that an end ring is woven at the inner end of the titanium cable and the titanium cable is connected with the wiring harness ring through the end ring in a sleeved mode, or in the mode that the wiring harness ring is connected with a U-shaped titanium steel piece in a sleeving mode, and an opening of the U-shaped piece is in rivet connection with the inner end of the titanium cable, or in the mode that the titanium cable of which the middle is dismantled back to form a U shape is connected with the wiring harness ring in a sleeved mode, or in the mode that the inner end of the titanium cable is dismantled back to form a U shape and connected with the wiring harness ring in a sleeved mode, and then the titanium cable and the wiring harness ring are fixed together through a rivet fixing sleeve. The tibia end fixing device has the advantages that the length of the muscle tendon in the tibial tunnel can be shortened, the treatment cost of a patient can be lowered, autogenous tendon cutting is reduced, operative incision does not need to be additionally performed, and operation wound is reduced.
Description
Technical field
The present invention relates to a kind of ligament reconstructive fixture, particularly relate to Cruciate ligament reconstruction ligament tibia end fixture before and after under a kind of surgical arthroscopy.
Technical background
Cross ligament damage and posterior cruciate ligament injuries are common athletic injury diseases.Healing in Anterior Cruciate Ligament Reconstruction method conventional at present takes from body semitendinosus m. and gracilis, doubling four strands of rebuilding anterior cruciate ligaments, femur end is commonly used button or rigidfix and is fixed, and ligament tibia end is commonly used intrafix and fixed, tendon length needs 10-12cm, and diameter is about 7-8mm.Posterior cruciate ligament is commonly used xenogenic and is rebuild, but supply source is limited and expensive, if take from body tendon, often need to get bilateral semitendinosus m. and gracilis, rebuild posterior cruciate ligament for four strands, femur end interference screw fixes or button fixes, ligament tibia end intrafix and screw shimming dual fixing, tendon length often needs 20cm.
Summary of the invention
The object of the invention is the above-mentioned defect overcoming prior art, a kind of length that can reduce tendon in tibial tunnel is provided, cutting of autologous tendon can be reduced, alleviate Cruciate ligament reconstruction ligament tibia end fixture before and after under the surgical arthroscopy of the medical expense of patient.
For achieving the above object, the titanium cable that before and after under surgical arthroscopy of the present invention, Cruciate ligament reconstruction ligament tibia end fixture comprises the wire harness ring for connecting tendon in tibial tunnel and is connected with described wire harness ring; The outer section cover that described titanium cable exposes tibial tunnel is furnished with the lock nut being with pad.There is the length that can reduce tendon in tibial tunnel, alleviate the medical expense of patient, reduce cutting of autologous tendon, do not need additionally to carry out operative incision, reduce the advantage of operation wound.
As optimization, the connected mode of described wire harness ring and titanium cable is that titanium cable the inner is woven with end ring, and described titanium cable is connected together by its end ring and described wire harness ring set; Or described wire harness ring set connects a titanium steel U-shaped sheet, the opening of U-shaped sheet rivets described titanium cable the inner again; Or centre is returned and is splitted into U-shaped titanium cable and be socketed described wire harness ring; Or titanium cable the inner time splits into U-shaped, is fixed together after being socketed described wire harness ring with rivet clasp cover again.
As optimization, the inner internal ring end for being woven into of the titanium cable of riveting with described U-shaped sheet, described titanium cable internal ring end is to fitting in the opening of described U-shaped sheet, and the two panels up and down of described U-shaped sheet is fixed together by the rivet that is passed titanium cable internal ring stomidium.
As optimization, described titanium cable internal ring end is after multiple titanium fibre arranged side by side splits into U-shaped middle time, then is woven into the titanium cable of internal ring end band stomidium.
As optimization, described pad is shaped with the medical stainless steel annular gasket wearing titanium cable mesopore, and the outer face of described annular gasket has deepens gradually from outer thoughtful described mesopore, holds the oblique annular groove of described lock nut for support.
As optimization, described annular gasket inner face is shaped with the multiple spacing stud of the annular space distribution of inwardly stretching out; Oblique annular groove is made up of subring three road subring in the outer subring of ramp type, platform-type middle subring, ramp type from the outer thoughtful mesopore of described annular gasket; The outer face of described annular gasket is first shaped with annular flat end face from outer thoughtful mesopore, then is shaped with described oblique annular groove from annular flat end face to mesopore.
As optimization, described spacing stud is that the cylindrical base upper surface that annular gasket inner face is shaped with is shaped with blunted cone staple point or sharp cone distal needle point further; Taper nail tip or needle point base portion periphery is close with periphery, cylindrical base upper surface postpones, or taper nail tip or needle point base portion periphery are less than periphery, cylindrical base upper surface, and there is land between cylindrical base upper surface and taper nail tip or needle point base portion periphery;
Periphery, described annular gasket outer face is first inwardly shaped with circular arc filler ring, after be shaped with described annular flat end face, then be shaped with described oblique annular groove.
As optimization, described lock nut is a medical alloy block having the mesopore passed for titanium cable.
As optimization, described lock nut is the end edge that medical alloy pipe two ends are shaped with respectively to surrounding expansion.
As optimization, described end is along being the blue dish of square; Described square blue dish outer face is plane, inner face is plane or square is certainly blue coils the slope thickeied gradually from the described pipe end periphery of outer circumference in order to make.
This fixture, is made up of 4 parts: be respectively wire harness circle, titanium cable, pad and lock nut.Be characterized in: during tendon in fixed tibial tunnel, do not need tendon pull-out tibial tunnel collar extension, fix by the method for suspention: tendon walks around wire harness ring (or circle), wire harness ring (or circle) is connected with titanium cable, by titanium cable pull-out tunnel collar extension, installs Upper gasket and lock nut successively, in suitable tension force situation, clamp lock nut, locked titanium cable, cuts off unnecessary titanium cable.The length of tendon can be reduced.
After adopting technique scheme, before and after under surgical arthroscopy of the present invention, Cruciate ligament reconstruction ligament tibia end fixture has the length that can reduce tendon in tibial tunnel, alleviate the medical expense of patient, cutting of autologous tendon can be reduced, do not need additionally to carry out operative incision, reduce the advantage of operation wound.
Accompanying drawing explanation
Fig. 1 is the structural representation of Cruciate ligament reconstruction ligament tibia end fixture in front and back under surgical arthroscopy of the present invention; The schematic diagram of using state;
Fig. 2 is the structural representation of lock nut in front and back Cruciate ligament reconstruction ligament tibia end fixture under surgical arthroscopy of the present invention;
Fig. 3 is Cruciate ligament reconstruction ligament tibia end fixture Intermediate gasket outer face, front and back structural representation under surgical arthroscopy of the present invention;
Fig. 4 is front and back Cruciate ligament reconstruction ligament tibia end fixture Intermediate gasket inner face structural representation under surgical arthroscopy of the present invention:
Fig. 5 is the schematic diagram be applicable in front and back Cruciate ligament reconstruction ligament tibia end fixture under surgical arthroscopy of the present invention when Healing in Anterior Cruciate Ligament Reconstruction is rebuild;
Fig. 6 is the schematic diagram be applicable in front and back Cruciate ligament reconstruction ligament tibia end fixture under surgical arthroscopy of the present invention when posterior cruciate ligament reconstruction is rebuild.
Detailed description of the invention
As shown in the figure, the titanium cable 2 that before and after under surgical arthroscopy of the present invention, Cruciate ligament reconstruction ligament tibia end fixture comprises the wire harness ring 1 for connecting tendon in tibial tunnel and is connected with described wire harness ring 1; The outer section cover that described titanium cable 2 exposes tibial tunnel is furnished with the lock nut 4 being with pad 3.The quantity that autologous tendon cuts can be reduced, reduce the use of Heterogeneous tendon, alleviate the financial burden of patient.The first rat tail of the tendon other end, wire harness connects medical material is made, the button be positioned at outside tibial tunnel again.
Concrete described wire harness ring 1 is that titanium cable the inner is woven with end ring with the connected mode of titanium cable 2, and described titanium cable 2 is connected together by its end ring and described wire harness ring 1; Or described wire harness ring 1 is socketed a titanium steel U-shaped sheet 5, the opening of U-shaped sheet 5 rivets described titanium cable 2 the inner again.Also can be that a centre is returned and splitted into U-shaped titanium cable and be socketed described wire harness ring; Or titanium cable the inner time splits into U-shaped, is fixed together after being socketed described wire harness ring with rivet clasp cover again.
The internal ring end of titanium cable 2 the inner for being woven into of preferably riveting with described U-shaped sheet 5, described titanium cable 2 internal ring end is to fitting in the opening of described U-shaped sheet 5, and the two panels up and down of described U-shaped sheet 5 is fixed together by the rivet that is passed titanium cable 2 internal ring stomidium.More preferably described titanium cable 2 internal ring end is after multiple titanium fibre arranged side by side splits into U-shaped middle time, then is woven into the titanium cable 2 of internal ring end band stomidium.
Specifically described pad 3 is shaped with the medical stainless steel annular gasket 3 wearing titanium cable 2 mesopore, and the outer face of described annular gasket 3 has deepens gradually from outer thoughtful described mesopore, holds the oblique annular groove of described lock nut 4 for support.
Preferred described annular gasket 3 inner face is shaped with the multiple spacing stud 31 of the annular space distribution of inwardly stretching out; Oblique annular groove is made up of subring 303 3 road subring in the outer subring 301 of ramp type, platform-type middle subring 302, ramp type from the outer thoughtful mesopore of described annular gasket 3; The outer face of described annular gasket 3 is first shaped with annular flat end face 30 from outer thoughtful mesopore, then is shaped with described oblique annular groove from annular flat end face to mesopore.
More preferably described spacing stud 31 is that the cylindrical base upper surface that annular gasket 3 inner face is shaped with is shaped with blunted cone staple point or sharp cone distal needle point further; Taper nail tip or needle point base portion periphery is close with periphery, cylindrical base upper surface postpones, or taper nail tip or needle point base portion periphery are less than periphery, cylindrical base upper surface, and there is land between cylindrical base upper surface and taper nail tip or needle point base portion periphery; Cylindrical base diameter and high 2 millimeter.Blunted cone staple point or high 1 millimeter of sharp cone distal needle point.
Periphery, described annular gasket 3 outer face is first inwardly shaped with circular arc filler ring 39, after be shaped with described annular flat end face 30, then be shaped with described oblique annular groove.Described annular gasket diameter 15-20 millimeter, preferably diameter 15-17 millimeter, median pore diameter 5 millimeter.
Specifically described lock nut 4 is the medical alloy blocks having the mesopore passed for titanium cable 2.Preferred described lock nut 4 be medical alloy pipe two ends be shaped with respectively to surrounding expansion end along 40.Described end is the blue dish of square along 40; Described square blue dish outer face is plane, inner face is plane or square is certainly blue coils the slope thickeied gradually from the described pipe end periphery of outer circumference in order to make.
Operation principle of the present invention is, tendon is walked around the wire harness ring (or circle) of XObutton and this device, make tendon become 4 strands or 5 strands, braiding is sewed up with treasuring side in tendon two ends, makes it firm.During rebuilding anterior cruciate ligament, by tendon from tibial tunnel, through articular cavity, enter femoral bone tunnel, after XObutton opisthotonos, the titanium cable of tension ligament tibia end is that tendon is tightened, titanium cable is passed with the band tooth pad of diameter 2cm, titanium cable is passed again, by titanium cable through a longitudinal towing mechanism, by the knob of its one end with metal derby with holes, titanium cable longitudinal traction can be given, and the size of pull strength.After arriving suitable strength, use clamp metal derby, titanium cable is locked, cuts off unnecessary titanium cable.Sinking for preventing metal derby enters in bone, uses band tooth pad, increases contact area.There is the length that can reduce tendon in tibial tunnel, alleviate the medical expense of patient, cutting of autologous tendon can be reduced, do not need additionally to carry out operative incision, reduce the advantage of operation wound.
Claims (10)
1. before and after under surgical arthroscopy, a Cruciate ligament reconstruction ligament tibia end fixture, is characterized in that the wire harness ring comprised for connecting tendon in tibial tunnel and the titanium cable be connected with described wire harness ring; The outer section cover that described titanium cable exposes tibial tunnel is furnished with the lock nut being with pad.
2. fixture according to claim 1, it is characterized in that the connected mode of described wire harness ring and titanium cable is that titanium cable the inner is woven with end ring, described titanium cable is connected together by its end ring and described wire harness ring set; Or described wire harness ring set connects a titanium steel U-shaped sheet, the opening of U-shaped sheet rivets described titanium cable the inner again; Or centre is returned and is splitted into U-shaped titanium cable and be socketed described wire harness ring; Or titanium cable the inner time splits into U-shaped, is fixed together after being socketed described wire harness ring with rivet clasp cover again.
3. fixture according to claim 2, it is characterized in that the inner internal ring end for being woven into of titanium cable of riveting with described U-shaped sheet, described titanium cable internal ring end is to fitting in the opening of described U-shaped sheet, and the two panels up and down of described U-shaped sheet is fixed together by the rivet that is passed titanium cable internal ring stomidium.
4. fixture according to claim 3, is characterized in that described titanium cable internal ring end is after returning in the middle of multiple titanium fibre arranged side by side and splitting into U-shaped, then is woven into the titanium cable of internal ring end band stomidium.
5. fixture according to claim 1, it is characterized in that described pad is shaped with the medical stainless steel annular gasket wearing titanium cable mesopore, the outer face of described annular gasket has deepens gradually from outer thoughtful described mesopore, holds the oblique annular groove of described lock nut for support.
6. fixture according to claim 5, is characterized in that described annular gasket inner face is shaped with the multiple spacing stud of the annular space distribution of inwardly stretching out; Oblique annular groove is made up of subring three road subring in the outer subring of ramp type, platform-type middle subring, ramp type from the outer thoughtful mesopore of described annular gasket; The outer face of described annular gasket is first shaped with annular flat end face from outer thoughtful mesopore, then is shaped with described oblique annular groove from annular flat end face to mesopore.
7. fixture according to claim 6, is characterized in that described spacing stud is that the cylindrical base upper surface that annular gasket inner face is shaped with is shaped with blunted cone staple point or sharp cone distal needle point further; Taper nail tip or needle point base portion periphery is close with periphery, cylindrical base upper surface postpones, or taper nail tip or needle point base portion periphery are less than periphery, cylindrical base upper surface, and there is land between cylindrical base upper surface and taper nail tip or needle point base portion periphery;
Periphery, described annular gasket outer face is first inwardly shaped with circular arc filler ring, after be shaped with described annular flat end face, then be shaped with described oblique annular groove.
8., according to the arbitrary described fixture of claim 1-7, it is characterized in that described lock nut is a medical alloy block having the mesopore passed for titanium cable.
9. fixture according to claim 8, is characterized in that described lock nut is the end edge that medical alloy pipe two ends are shaped with respectively to surrounding expansion.
10. fixture according to claim 9, is characterized in that described end is along being the blue dish of square; Described square blue dish outer face is plane, inner face is plane or square is certainly blue coils the slope thickeied gradually from the described pipe end periphery of outer circumference in order to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510138205.0A CN104720930B (en) | 2015-03-27 | 2015-03-27 | Cruciate ligament reconstruction ligament tibia end fixing device before and after under surgical arthroscopy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510138205.0A CN104720930B (en) | 2015-03-27 | 2015-03-27 | Cruciate ligament reconstruction ligament tibia end fixing device before and after under surgical arthroscopy |
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| Publication Number | Publication Date |
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| CN104720930A true CN104720930A (en) | 2015-06-24 |
| CN104720930B CN104720930B (en) | 2016-10-05 |
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| CN201510138205.0A Expired - Fee Related CN104720930B (en) | 2015-03-27 | 2015-03-27 | Cruciate ligament reconstruction ligament tibia end fixing device before and after under surgical arthroscopy |
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Cited By (7)
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| 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 |
| CN105919660A (en) * | 2016-05-30 | 2016-09-07 | 袁振 | Fracture block fixing device and method for fixing fracture block |
| CN106510908A (en) * | 2016-12-01 | 2017-03-22 | 周大勇 | Inner implantation device used for reconstructing knee joint cruciate ligament |
| CN106963520A (en) * | 2017-04-13 | 2017-07-21 | 安徽省立医院 | Acetabular outer cup |
| CN109009564A (en) * | 2018-06-15 | 2018-12-18 | 中国人民解放军陆军军医大学第附属医院 | A kind of metallic prosthetic device for cancellous bone filling tendon |
| CN109414316A (en) * | 2016-04-22 | 2019-03-01 | 克云股份公司 | For carrying the implant system of reparation or the replacement of the connection tissue of tension |
| CN117796865A (en) * | 2024-02-23 | 2024-04-02 | 浙江大学医学院附属第一医院(浙江省第一医院) | Tendon fixing device for reconstructing cruciate ligament |
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2015
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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| CN105919660A (en) * | 2016-05-30 | 2016-09-07 | 袁振 | Fracture block fixing device and method for fixing fracture block |
| CN106510908A (en) * | 2016-12-01 | 2017-03-22 | 周大勇 | Inner implantation device used for reconstructing knee joint cruciate ligament |
| CN106963520A (en) * | 2017-04-13 | 2017-07-21 | 安徽省立医院 | Acetabular outer cup |
| CN109009564A (en) * | 2018-06-15 | 2018-12-18 | 中国人民解放军陆军军医大学第附属医院 | A kind of metallic prosthetic device for cancellous bone filling tendon |
| CN117796865A (en) * | 2024-02-23 | 2024-04-02 | 浙江大学医学院附属第一医院(浙江省第一医院) | Tendon fixing device for reconstructing cruciate ligament |
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Granted publication date: 20161005 Termination date: 20170327 |