CN108125715A - Tibial insertion of posterior cruciate ligament tunnel guider - Google Patents
Tibial insertion of posterior cruciate ligament tunnel guider Download PDFInfo
- Publication number
- CN108125715A CN108125715A CN201711472382.8A CN201711472382A CN108125715A CN 108125715 A CN108125715 A CN 108125715A CN 201711472382 A CN201711472382 A CN 201711472382A CN 108125715 A CN108125715 A CN 108125715A
- Authority
- CN
- China
- Prior art keywords
- dentation
- deformable
- handle
- sebific duct
- inner tube
- 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
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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
-
- 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
- A61B17/90—Guides therefor
Abstract
The present invention relates to the technical fields of medical instrument, it is a kind of tibial insertion of posterior cruciate ligament tunnel guider, it includes moccasin set, deformable dentation sebific duct, inner tube, outer tube, handle, the upper end of inner tube is inserted in deformable dentation sebific duct, the lower end of inner tube is inserted in handle and is fixedly connected with handle, outer sleeve is installed in the inner tube of handle upper end, carriage is provided on outer sleeve, moccasin set is wrapped in the outside of outer tube and deformable dentation sebific duct.Reasonable and compact in structure of the present invention; by setting carriage, steel wire pull line, deformable dentation sebific duct; by controlling moving up and down for carriage, and then steel wire pull line is driven to shrink deformable dentation sebific duct and becomes hook-type, flexible rubber hose is made to be released out of the present invention step by step; whole process is time saving and energy saving; efficient, moccasin set is soft rubber material, there is the protection of moccasin set; flexible rubber hose Sun Shang popliteal arteries when across tibial tunnel can be avoided, have ensured the life security of patient.
Description
Technical field
The present invention relates to the technical fields of medical instrument, are a kind of tibial insertion of posterior cruciate ligament tunnel guiders.
Background technology
Cruciate ligaments of knee is the important rock-steady structure of knee joint, is connected in the intercondylar grand of fossa intercondylaris femoris and shin bone in hinge type
Between rising, shin bone can be prevented along femur backward shift forward.Cruciate ligaments of knee can be divided into front and rear two again, and anterior cruciate ligament is risen from stock
The medial surface of bone external condyle, lower section, terminates in the forepart of intercondylar process of tibia and the anterior angle of medial and lateral meniscus diagonally forward；After hand over
Pitch the tough lateral surface taken up from condylus medialis femoris, the oblique back lower place terminates in rear portion and the lateral meniscus of intercondylar process of tibia
Relief angle.When knee articulation, some each fiber of two ligaments is in tension.
People are when moving or having an accident, it is easy to right-angled intersection rupture of ligament after generation, if be not treated in time, just
Instability of knee can be caused, the serious knee that can influence closes motor function, and common treatment means are exactly to rebuild the rear intersection of fracture
Ligament makes joint restore due function, in posterior cruciate ligament reconstruction operation, needs to open in tibial insertion of posterior cruciate ligament
If tibial tunnel, tibial tunnel then is passed through with 1.0mm steel wires, by the steel wire being pierced by with being connected to reconstruction posterior cruciate ligament of knee in advance
Upper draught line ligation, then the ligament of reconstruction out of tibial tunnel is hauled out, finally ligament is fixed on shin bone, carry out next
Step processing, it is careful when steel wire is worn due to the Chang You popliteal artery of rear side in knee, it is quite time-consuming, even if
In this way, also can also be easy to Sun Shang popliteal arteries when steel wire is worn, serious or even Ci Po popliteal arteries cause massive haemorrhage, sternly
The life security of patient is threatened again.
Invention content
The present invention provides a kind of tibial insertion of posterior cruciate ligament tunnel guider, overcome the above-mentioned prior art no
Foot, can effectively solve the problems, such as posterior cruciate ligament reconstruction operation in connect steel wire it is time-consuming and laborious, hold easy damaged popliteal artery.
The technical scheme is that realized by following measures：A kind of tibial insertion of posterior cruciate ligament tunnel is oriented to
Device includes moccasin set, deformable dentation sebific duct, inner tube, outer tube, handle, and the upper end of inner tube is inserted in deformable dentation sebific duct, interior
The lower end of pipe is inserted in handle and is fixedly connected with handle, outer sleeve is installed in the inner tube of handle upper end, in outer sleeve
On be provided with the carriage that can be moved up and down along outer sleeve, be provided with limit slippage device on the outer sleeve above carriage
The spacing ring moved up, equipped with outer tube, the upside of outer tube is fixed with deformable dentation sebific duct to be connected the inner tube outer sheath of spacing ring upper end
It connects, the downside of outer tube is fixedly connected with spacing ring, and line gap was provided between outer tube and inner tube, on spacing ring and outer sleeve
Cable-through hole is both provided with, steel wire pull line, one end of steel wire pull line and deformable dentation glue are provided in deformable dentation sebific duct
The upper end gap side of pipe is fixedly connected, and the other end of steel wire pull line sequentially passed through line gap, cable-through hole and consolidated with carriage
Fixed connection, moccasin set are wrapped in the outside of outer tube and deformable dentation sebific duct.
Here is the further optimization and/or improvements to foregoing invention technical solution：
Above-mentioned carriage includes sliding sleeve, spring, and sliding sleeve is mounted in the outside of outer sleeve, and being provided between outer sleeve and sliding sleeve can
By the spring that sliding sleeve compresses, two are at least fixedly connected with about the symmetrical pulling-on piece of sliding sleeve axis on the lateral wall of sliding sleeve.
Above-mentioned inner tube is threadably secured with handle to be connect.
The non-slip texture of hollow out is provided on above-mentioned handle.
Reasonable and compact in structure of the present invention by setting carriage, steel wire pull line, deformable dentation sebific duct, passes through control
Carriage processed moves up and down, and then steel wire pull line is driven to shrink deformable dentation sebific duct and becomes hook-type, makes flexible rubber hose gradually
Ground is released out of the present invention, after flexible rubber hose passes through tibial tunnel, by the flexible rubber hose being pierced by with being connected to leading on posterior cruciate ligament of knee
Lead ligatures, then the posterior cruciate ligament of knee of reconstruction is hauled out out of tibial tunnel, finally the posterior cruciate ligament of knee of reconstruction is consolidated
It is scheduled on shin bone, is further processed, whole process is time saving and energy saving, efficient, shortens operating time, there is moccasin set
Protection, can avoid flexible rubber hose Sun Shang popliteal arteries when across tibial tunnel, ensure the life security of patient.
Description of the drawings
Main view schematic cross-sectional view when attached drawing 1 is deformable dentation sebific duct diastole in preferred embodiment.
Attached drawing 2 is main view schematic cross-sectional view when deformable dentation sebific duct is shunk in preferred embodiment.
Attached drawing 3 is structure diagram of the preferred embodiment in surgical procedure.
Coding in attached drawing is respectively：1 is moccasin set, and 2 be deformable dentation sebific duct, and 3 be inner tube, and 4 be outer tube, and 5 be hand
Handle, 6 be outer sleeve, and 7 be spacing ring, and 8 be line gap, and 9 be cable-through hole, and 10 be steel wire pull line, and 11 be by the rear intersection rebuild
Ligament, 12 be shin bone, and 13 be tibial tunnel, and 14 Wei popliteal arteries, 15 be sliding sleeve, and 16 be spring, and 17 be pulling-on piece, and 18 be anti-skid chequer
Road, 19 be flexible rubber hose, and 20 be posterior cruciate ligament of knee draught line.
Specific embodiment
The present invention is not limited by following embodiments, can be determined according to the technique and scheme of the present invention with actual conditions specific
Embodiment.
In the present invention, for ease of description, the description of the relative position relation of each component is according to Figure of description 1
Butut mode be described, such as：The position relationship of upper and lower, left and right etc. is the Butut direction according to Figure of description 1
Come what is determined.
With reference to embodiment and attached drawing, the invention will be further described：
As shown in attached drawing 1,2,3, which includes moccasin set 1, deformable dentation sebific duct
2nd, inner tube 3, outer tube 4, handle 5, the upper end of inner tube 3 are inserted in deformable dentation sebific duct 2, and the lower end of inner tube 3 is inserted in handle 5 simultaneously
It is fixedly connected with handle 5, outer sleeve 6 is installed in the inner tube 3 of 5 upper end of handle, being provided on outer sleeve 6 can be along housing
6 carriages that move up and down of cylinder are provided with the spacing ring 7 that limit slippage device moves up on the outer sleeve 6 above carriage,
3 outer sheath of inner tube of 7 upper end of spacing ring is equipped with outer tube 4, and the upside of outer tube 4 is fixedly connected with deformable dentation sebific duct 2, outer tube 4
Downside be fixedly connected with spacing ring 7, line gap 8 was provided between outer tube 4 and inner tube 3, on spacing ring 7 and outer sleeve 6
Be both provided with cable-through hole 9, be provided with steel wire pull line 10 in deformable dentation sebific duct 2, one end of steel wire pull line 10 with it is deformable
The upper end gap side of dentation sebific duct 2 is fixedly connected, the other end of steel wire pull line 10 sequentially passed through line gap 8, cable-through hole 9 and with
Carriage is fixedly connected, and moccasin set 1 is wrapped in the outside of outer tube 4 and deformable dentation sebific duct 2.
In posterior cruciate ligament reconstruction operation is carried out, need to open up tibial tunnel 13, and in this hair on 12 stop of shin bone
Flexible rubber hose 19 is penetrated in bright inner tube 3, then will be surrounded by the thin tube part of moccasin set 1 and extended in tibial tunnel 13 in the present invention,
With hand drag down carriage, carriage will gradually tighten steel wire pull line 10, steel wire pull line 10 during moving down
During tightening, also gradually tightening becomes hook-type to deformable dentation sebific duct 2, in 10 diastole of steel wire pull line, deformable teeth
Shape sebific duct 2 gradually restores deformation, and by the stiction between deformable dentation sebific duct 2 and flexible rubber hose 19, setting is within the present invention
Flexible rubber hose 19 will be relatively moved with deformable dentation sebific duct 2, can will be soft by controlling moving up and down for carriage
Sebific duct 19 is constantly released out of the present invention, and last flexible rubber hose 19 is pierced by out of tibial tunnel 13 into articular cavity, by reconstruction
Posterior cruciate ligament of knee 11 ligatures with one end of posterior cruciate ligament of knee draught line 20 fix in advance, the other end of posterior cruciate ligament of knee draught line 20
It is inserted in out of, tibial tunnel 13 is pierced by flexible rubber hose 19, closely matches for ligation between posterior cruciate ligament of knee draught line 20 and flexible rubber hose 19
It closes, by slowly pulling flexible rubber hose 19, the posterior cruciate ligament of knee 11 of reconstruction is gradually hauled out out of tibial tunnel 13, finally general
The posterior cruciate ligament of knee 11 of reconstruction is fixed on shin bone 12, is further processed, and whole process is time saving and energy saving, efficient, is shortened
Operating time was originally pullled the posterior cruciate ligament of knee 11 of reconstruction using 1.0mm steel wires, and the present invention is in the process used
In use flexible rubber hose 20, along with moccasin set 1 be soft rubber material, have the protection of moccasin set 1, deformable dentation sebific duct
2 become hook-types, will not Jie Chu Dao 14 surrounding soft tissue of popliteal artery, Sun Shang popliteal when across tibial tunnel 13 of flexible rubber hose 19 can be avoided
Artery 14 has ensured the life security of patient.
Above-mentioned tibial insertion of posterior cruciate ligament tunnel guider can be advanced optimized or/and be changed according to actual needs
Into：
As shown in attached drawing 1,2,3, carriage includes sliding sleeve 15, spring 16, and sliding sleeve 15 is mounted in the outside of outer sleeve 6, in housing
The spring 16 that can be compressed by sliding sleeve 15 is provided between cylinder 6 and sliding sleeve 15, two are at least fixedly connected on the lateral wall of sliding sleeve 15
It is a about the symmetrical pulling-on piece 17 of 15 axis of sliding sleeve.This carriage is simple in structure, and performance is stablized, steel wire pull line 10 and sliding sleeve
15 are fixedly connected, and the setting of pulling-on piece 17 can facilitate finger to apply active force to sliding sleeve 15, when sliding sleeve 15 is downward along outer sleeve 6
When mobile, the gradual taut wire bracing wire 10 of meeting simultaneously compresses spring 16, and deformable dentation sebific duct 2 is made gradually to tighten, become
Hook-type makes flexible rubber hose 19 gradually be released out of the present invention, when loose one's grip release sliding sleeve 15 when, sliding sleeve 15 is in the effect of 16 elastic force of spring
Under can automatically reset, make operation more convenient laborsaving.
As shown in attached drawing 1,2,3, inner tube 3 is threadably secured with handle 5 and connect.It facilitates and removed and installed in this way
Journey also allows for replacement and repair.
As shown in attached drawing 1,2,3, the non-slip texture 18 of hollow out is provided on handle 5.The non-slip texture 18 of hollow out on handle 5
The frictional force between palm and handle 5 can not only be enhanced, and the quality of the present invention can be mitigated, doctor uses in operation
Come it is more flexible smoothly.
More than technical characteristic constitutes highly preferred embodiment of the present invention, is imitated with stronger adaptability and best implementation
Fruit can increase and decrease non-essential technical characteristic, to meet the needs of different situations according to actual needs.
Claims (5)
1. a kind of tibial insertion of posterior cruciate ligament tunnel guider, it is characterised in that including moccasin set, deformable dentation sebific duct, interior
Pipe, outer tube, handle, the upper end of inner tube are inserted in deformable dentation sebific duct, and the lower end of inner tube is inserted in handle and is fixed with handle
It connects, is installed with outer sleeve in the inner tube of handle upper end, the cunning that can be moved up and down along outer sleeve is provided on outer sleeve
Dynamic device is provided with the spacing ring that limit slippage device moves up, the inner tube of spacing ring upper end on the outer sleeve above carriage
Outer sheath is equipped with outer tube, and the upside of outer tube is fixedly connected with deformable dentation sebific duct, and the downside of outer tube is fixedly connected with spacing ring,
Line gap was provided between outer tube and inner tube, cable-through hole is both provided on spacing ring and outer sleeve, in deformable dentation glue
Steel wire pull line is provided in pipe, one end of steel wire pull line is fixedly connected with the upper end gap side of deformable dentation sebific duct, and steel wire is drawn
The other end of line sequentially passed through line gap, cable-through hole and was fixedly connected with carriage, moccasin set be wrapped in outer tube with it is variable
The outside of shape dentation sebific duct.
2. tibial insertion of posterior cruciate ligament tunnel according to claim 1 guider, it is characterised in that carriage includes
Sliding sleeve, spring, sliding sleeve are mounted in the outside of outer sleeve, the spring that can be compressed by sliding sleeve are provided between outer sleeve and sliding sleeve, sliding
Two are at least fixedly connected on the lateral wall of set about the symmetrical pulling-on piece of sliding sleeve axis.
3. tibial insertion of posterior cruciate ligament tunnel according to claim 1 or 2 guider, it is characterised in that inner tube and handle
It is threadably secured connection.
4. tibial insertion of posterior cruciate ligament tunnel according to claim 1 or 2 guider, it is characterised in that set on handle
There is the non-slip texture of hollow out.
5. tibial insertion of posterior cruciate ligament tunnel according to claim 3 guider, it is characterised in that be provided on handle
The non-slip texture of hollow out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472382.8A CN108125715A (en) | 2017-12-29 | 2017-12-29 | Tibial insertion of posterior cruciate ligament tunnel guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472382.8A CN108125715A (en) | 2017-12-29 | 2017-12-29 | Tibial insertion of posterior cruciate ligament tunnel guider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108125715A true CN108125715A (en) | 2018-06-08 |
Family
ID=62393606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711472382.8A Pending CN108125715A (en) | 2017-12-29 | 2017-12-29 | Tibial insertion of posterior cruciate ligament tunnel guider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108125715A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5851209A (en) * | 1996-01-16 | 1998-12-22 | Hospital For Joint Diseases | Bone cerclage tool |
| US20070043376A1 (en) * | 2003-02-21 | 2007-02-22 | Osteobiologics, Inc. | Bone and cartilage implant delivery device |
| CN201005733Y (en) * | 2007-04-03 | 2008-01-16 | 张文涛 | Knee cruciate ligaments retaining guiding hook |
| CN101732027A (en) * | 2009-12-02 | 2010-06-16 | 夏萍 | Bendable steering endoscope |
| CN102626332A (en) * | 2012-04-25 | 2012-08-08 | 北京市富乐科技开发有限公司 | Meniscus suture instrument |
| CN203634263U (en) * | 2013-11-14 | 2014-06-11 | 吉林大学 | Tibial tunnel lead traction device for reconstructing posterior cruciate ligament under arthroscope |
| CN203988335U (en) * | 2014-07-09 | 2014-12-10 | 朱伟民 | Under a kind of total joint mirror, treat ligamentum intraarticulare stop avulsion fracture device |
| CN105708529A (en) * | 2016-01-20 | 2016-06-29 | 首都医科大学附属北京朝阳医院 | Posterior cruciate ligament protection device for total knee replacement |
| CN106175651A (en) * | 2015-04-29 | 2016-12-07 | 申亚琪 | The endoscope of controlled deflection |
| CN208892755U (en) * | 2017-12-29 | 2019-05-24 | 西热尼江·依克木 | Tibial insertion of posterior cruciate ligament tunnel guider |
-
2017
- 2017-12-29 CN CN201711472382.8A patent/CN108125715A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5851209A (en) * | 1996-01-16 | 1998-12-22 | Hospital For Joint Diseases | Bone cerclage tool |
| US20070043376A1 (en) * | 2003-02-21 | 2007-02-22 | Osteobiologics, Inc. | Bone and cartilage implant delivery device |
| CN201005733Y (en) * | 2007-04-03 | 2008-01-16 | 张文涛 | Knee cruciate ligaments retaining guiding hook |
| CN101732027A (en) * | 2009-12-02 | 2010-06-16 | 夏萍 | Bendable steering endoscope |
| CN102626332A (en) * | 2012-04-25 | 2012-08-08 | 北京市富乐科技开发有限公司 | Meniscus suture instrument |
| CN203634263U (en) * | 2013-11-14 | 2014-06-11 | 吉林大学 | Tibial tunnel lead traction device for reconstructing posterior cruciate ligament under arthroscope |
| CN203988335U (en) * | 2014-07-09 | 2014-12-10 | 朱伟民 | Under a kind of total joint mirror, treat ligamentum intraarticulare stop avulsion fracture device |
| CN106175651A (en) * | 2015-04-29 | 2016-12-07 | 申亚琪 | The endoscope of controlled deflection |
| CN105708529A (en) * | 2016-01-20 | 2016-06-29 | 首都医科大学附属北京朝阳医院 | Posterior cruciate ligament protection device for total knee replacement |
| CN208892755U (en) * | 2017-12-29 | 2019-05-24 | 西热尼江·依克木 | Tibial insertion of posterior cruciate ligament tunnel guider |
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