CN108969085A - A kind of knee joint front and rear fork ligament reparation positioning sighting device - Google Patents
A kind of knee joint front and rear fork ligament reparation positioning sighting device Download PDFInfo
- Publication number
- CN108969085A CN108969085A CN201811005614.3A CN201811005614A CN108969085A CN 108969085 A CN108969085 A CN 108969085A CN 201811005614 A CN201811005614 A CN 201811005614A CN 108969085 A CN108969085 A CN 108969085A
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- China
- Prior art keywords
- sighting device
- knee joint
- rear fork
- guide rod
- main structure
- 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.)
- Pending
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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 39
- 210000003041 ligament Anatomy 0.000 title claims abstract description 32
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 18
- 230000008439 repair process Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 6
- 210000003127 knee Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000002303 tibia Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8866—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to the technical fields of medical instrument, more specifically, it is related to a kind of knee joint front and rear fork ligament reparation positioning sighting device, the sighting device of setting is close to including the main structure being slidably connected and with knee joint bone tissue, the main structure is equipped with the sliding slot for accommodating sighting device sliding；One end of the main structure is equipped with the clamp device for limiting sighting device Yu sliding slot relative position, and the other end is equipped with guide rod；The cavity that Kirschner wire or drill bit pass through can be accommodated by being equipped in the guide rod；The guide rod is flexibly connected with main structure.Bone tissue is close to, by the axis for being centrally disposed in guide rod in the portion that aims at by the present invention by aiming portion, realizes the operation of positional punch；Surgeon can be selected according to operation concrete condition different faces, different angles rebuild repair cruciate ligaments of knee joint the positioning of point, and overall structure is light and handy, easy-to-use, accurate positioning, can allow surgeon flexibility, accurately operation control.
Description
Technical field
The present invention relates to the technical fields of medical instrument, fixed more particularly, to a kind of knee joint front and rear fork ligament reparation
Position sighting device.
Background technique
It causes kneed unstable after cruciate ligaments of knee joint fracture, a series of complication occurs.With minimally invasive surgery
Fast development, rebuild or repair ligamentaum cruciatum before and after knee joint with arthroscopic techniques and have shown that wound is small, it is fast to restore
Advantage.The application for the sighting device that can be accurately positioned can be improved surgical quality, reduce patient suffering.
Currently, existing knee joint front and rear fork ligament reparation positioning sighting device is by parts such as main body, sighting device, guide rods
Composition, sighting device and main body are cooperated using dovetail groove mode, and guide rod and main body are locked using ratchet self-locking manner；Pass through guiding
Bar inner hole and sighting device head two o'clock line determine the track for aiming at punching.However, the tail portion of this sighting device cannot be held
Easily there is deviation when guiding Kirschner wire in bone tissue, influences the flexibility and accuracy of doctor's operation.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of knee joint front and rear fork ligament reparation positioning to take aim at
Standard apparatus, surgeon can select different faces, different angles to carry out rebuilding reparation knee joint according to operation concrete condition
Ligamentaum cruciatum point positioning, the flexibility of operation and accuracy are improved.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of knee joint front and rear fork ligament reparation positioning sighting device is provided, is closed including the main structure being slidably connected and with knee
The sighting device that bone tissue is close to setting is saved, the main structure is equipped with the sliding slot for accommodating sighting device sliding；The main structure
One end is equipped with the clamp device for limiting sighting device Yu sliding slot relative position, and the other end is equipped with guide rod；The guide rod
Interior be equipped with can accommodate the cavity that Kirschner wire or drill bit pass through；The guide rod is flexibly connected with main structure.
Knee joint front and rear fork ligament reparation of the invention positions sighting device, and sighting device, can be with respect to main structure sliding
Different angle positions is fastened under the action of clamp device in the sliding slot of main structure, bone tissue is close on sighting device head,
Guide rod is directed toward sighting device head, and Kirschner wire, drill bit all pass through this track positional punch.Overall structure of the invention is light and handy, makes
With convenience, surgeon flexibility, accurately operation control can be allowed.
Further, the sighting device is equipped with the aiming portion for being close to setting with bone tissue far from one end of sliding slot, described to lead
It is set on same straight line to rod axis and aiming portion center.When in use, bone tissue is close in aiming portion, and guide rod passes through main body knot
Structure be directed toward aiming portion, for Kirschner wire, drill bit entrance and exit determining track, realize preferable locating effect.
Further, the sighting device is additionally provided with interconnecting piece and the sliding part with sliding slot cooperation, the aiming portion, connection
Portion, sliding part are sequentially connected with；The sliding part is using aiming portion as the center of circle, using the linear distance at interconnecting piece both ends as the circle of radius
Arcuate structure.The setting of arc-shaped structure ensures that the position in aiming portion when sliding part slides adjustment tightening angle in sliding slot can
It remains unchanged, the center in aiming portion is always positioned on the extended line of guiding rod axis, and the adjustment of tightening angle does not influence positional operand
Make.
Further, the sliding slot is the dovetail groove cooperated with arc-shaped structure, and the central angle of the arc structure is 40 °
~60°.The setting of dovetail groove can guarantee the close contact of dovetail groove and sliding part, and stable connection is firm, guarantee preferable positioning
Effect.
Further, the sliding part is equipped with the scale for marking tightening angle.Setting 40 °, 45 °, 50 °, 55 °,
60 ° of scale, convenient for quickly adjustment tightening angle.
Further, the aiming portion is annular structure, and the center of circle of the annular structure is set to guiding rod axis
On extended line, guidance Kirschner wire positioning.
Further, the aiming portion is arc structure, and the center of circle of the arc structure is set to the extension of guiding rod axis
On line, empty avoiding guides Kirschner wire positioning.
Further, the aiming portion connects the clamping section of oriented main structure curving far from one end of interconnecting piece, with more
Hold bone tissue well, it is ensured that the accuracy of operation.
Further, the guide rod periphery is evenly equipped with screw thread, and the main structure is equipped with the spiral shell cooperated with guide rod
Hole.When operation, bone tissue is close in aiming portion, rotary steering bar, which is pushed ahead, makes its fastening, it is ensured that subsequent positioning and drilling
Everything goes well with your work carries out.
Further, the clamp device is screw, and one end of the screw, which is contacted across main structure with sighting device, to be set
It sets.When needing to adjust tightening angle, unscrewing screw be can be adjusted；When adjusting to suitable tightening angle, tightening screw is
Tightening angle can be fixed.
Compared with prior art, the beneficial effects of the present invention are:
(1) of the invention that bone tissue is close in aiming portion, will realize that positioning is beaten on the axis for being centrally disposed in guide rod in the portion that aims at
The operation in hole；Overall structure of the invention is light and handy, easy-to-use, accurate positioning, can allow surgeon flexibility, accurately operation control
System.
(2) knee joint front and rear fork ligament of the invention repairs sighting device, the fastening horn between main structure and sighting device
It spends adjustable, and can be suitable for the knee joint front and rear fork ligament of different patients by the fixed tightening angle of clamp device
Reparation positioning, have wide range of applications.
Detailed description of the invention
Fig. 1 is that the knee joint front and rear fork ligament of embodiment one repairs the structural schematic diagram of sighting device.
Fig. 2 is the structural schematic diagram that the knee joint front and rear fork ligament of embodiment one repairs the sighting device of sighting device.
Fig. 3 is that the knee joint front and rear fork ligament of embodiment two repairs the structural schematic diagram of sighting device.
Fig. 4 is that the knee joint front and rear fork ligament of embodiment three repairs the structural schematic diagram of sighting device.
In attached drawing: 1- main structure；11- sliding slot；12- clamp device；2- sighting device；21- aiming portion；22- interconnecting piece；
23- sliding part；The clamping section 24-；25- transition arc；3- guide rod；4- Kirschner wire.
Specific embodiment
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment 1
The first embodiment of sighting device is positioned for knee joint front and rear fork ligament reparation of the invention as shown in Figure 1 to Figure 2, including
The main structure 1 that is slidably connected and the sighting device 2 for being close to setting with knee joint bone tissue, main structure 1 are equipped with to accommodate and aim at
The sliding slot 11 of device sliding；One end of main structure 1 is equipped with the clamp device 12 for limiting sighting device Yu sliding slot relative position, separately
One end is equipped with guide rod 3；The cavity that Kirschner wire 4 or drill bit pass through can be accommodated by being equipped in guide rod 3；Guide rod 3 and main body
Structure 1 is flexibly connected.
The present embodiment implement when, sighting device 2 can be slided with respect to main structure 1, can under the action of clamp device 12
It is fastened on different angle positions in the sliding slot 11 of main structure 1, so that bone tissue is close on 2 head of sighting device, guide rod 3 refers to
To 2 head of sighting device, Kirschner wire 4, drill bit all pass through this track positional punch.
Specifically, as shown in Fig. 2, sighting device 2 is equipped with the aiming portion 21 for being close to setting with bone tissue far from one end of sliding slot,
Sighting device further includes interconnecting piece 22 and the sliding part 23 with the cooperation of sliding slot 11, and aiming portion 21, interconnecting piece 22, sliding part 23 are sequentially
Connection；It is the center of circle, using the linear distance at 22 both ends of interconnecting piece as the arc structure of radius that sliding part 23, which is using aiming portion 21, it is ensured that
The position in aiming portion 21 is able to maintain constant, the center in aiming portion 21 when sliding part 23 slides adjustment tightening angle in sliding slot 11
It is always positioned on the extended line of 3 axis of guide rod, the adjustment of tightening angle does not influence positioning operation；Wherein, 3 axis of guide rod with
21 center of aiming portion is set on same straight line, and bone tissue is close in aiming portion 21 when use, and guide rod 3 passes through main structure direction and takes aim at
Quasi- portion 21, for Kirschner wire, drill bit entrance and exit determining track, realize preferable locating effect.
The sliding slot 11 of the present embodiment is the dovetail groove cooperated with arc-shaped structure, can guarantee dovetail groove and sliding part 23
It is in close contact, stable connection is firm；The central angle of arc structure is 40 ° ~ 60 °, and correspondingly, sliding part is equipped with tight for marking
Gu 40 ° of the scale of angle, 45 °, 50 °, 55 °, 60 °, in order to quickly adjust tightening angle.
As shown in Fig. 2, aiming portion 21 is arc structure, the center of circle of arc structure is set on the extended line of 3 axis of guide rod,
Empty avoiding guides Kirschner wire 4 or drill bit positioning；The aiming portion 21 of the present embodiment is not limited to arc structure, can be according to practical application
Occasion is designed as the shapes such as annulus.Preferably to hold bone tissue, it is ensured that the accuracy of operation, in aiming portion 21 far from interconnecting piece
One end connect the clamping section 24 of oriented main structure curving.
3 periphery of guide rod in the present embodiment is evenly equipped with screw thread, and main structure 1 is equipped with the screw hole cooperated with guide rod,
When operation, bone tissue is close in aiming portion 21, promoting guide rod 3 to push ahead makes its fastening, it is ensured that subsequent positioning and drilling
Everything goes well with your work carries out；Clamp device 12 is screw, and one end of screw passes through main structure 1 and contacts setting with sighting device 2, works as needs
When adjusting tightening angle, unscrewing screw be can be adjusted；When adjusting to suitable tightening angle, tightening screw can fix fastening
Angle.
The interconnecting piece of the present embodiment is S type structure, and the reparation suitable for knee joint rear fork ligament shin bone positions.Implementing
When, guide rod 3 is pre-installed in main structure 1 and is inserted into shallower distance, and sighting device 2 is inserted by knee surgery wound channel, so that
It is close to bone tissue in aiming portion 21.
Embodiment two
It is illustrated in figure 3 the second embodiment that knee joint front and rear fork ligament of the invention repairs sighting device, the present embodiment and reality
It is similar to apply example one, institute the difference is that, aiming portion 21 is annular structure, and the center of circle of annular structure is set to 3 axis of guide rod
On the extended line of line, guidance Kirschner wire positioning；Interconnecting piece 22 is arc, and the reparation of the femur suitable for knee joint rear fork ligament is fixed
Position.The present embodiment pre-installs guide rod 3 in main structure 1 and is inserted into shallower distance, pass through knee surgery wound channel when implementing
It is inserted into aiming portion 21, interconnecting piece 22 is surrounded on the outside of knee joint, so that bone tissue is close in aiming portion 21.
Embodiment three
It is illustrated in figure 4 the 3rd embodiment that knee joint front and rear fork ligament of the invention repairs sighting device, the present embodiment and reality
It is similar to apply example one, institute the difference is that, aiming portion 21 is annular structure, and the center of circle of annular structure is set to 3 axis of guide rod
On the extended line of line, guidance Kirschner wire positioning；Interconnecting piece 22 is linear structure, is equipped between linear structure and aiming portion 21 and knee
The identical transition arc 25 in joint, the reparation positioning of the shin bone suitable for knee joint front fork ligament.The present embodiment implement when,
Main structure 1 pre-installs guide rod 3 and is inserted into shallower distance, is inserted into aiming portion 21, interconnecting piece 22 by knee surgery wound channel
It is placed on the outside of knee joint, the path of transition arc 25 and operation path coincide, and aiming portion 21 is kept to be close to bone tissue.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of knee joint front and rear fork ligament reparation positions sighting device, which is characterized in that including the main structure being slidably connected
And it is close to the sighting device of setting with knee joint bone tissue, the main structure is equipped with the sliding slot for accommodating sighting device sliding；It is described
One end of main structure is equipped with the clamp device for limiting sighting device Yu sliding slot relative position, and the other end is equipped with guide rod；
The cavity that Kirschner wire or drill bit pass through can be accommodated by being equipped in the guide rod；The guide rod is flexibly connected with main structure.
2. knee joint front and rear fork ligament reparation according to claim 1 positions sighting device, which is characterized in that the aiming
Device is equipped with the aiming portion for being close to setting with bone tissue far from one end of sliding slot, and the guiding rod axis and aiming portion center are set to same
On one straight line.
3. knee joint front and rear fork ligament reparation according to claim 2 positions sighting device, which is characterized in that the aiming
Device is additionally provided with interconnecting piece and the sliding part with sliding slot cooperation, and the aiming portion, interconnecting piece, sliding part are sequentially connected with；The cunning
Dynamic portion is using aiming portion as the center of circle, using the linear distance at interconnecting piece both ends as the arc-shaped structure of radius.
4. knee joint front and rear fork ligament reparation according to claim 3 positions sighting device, which is characterized in that the sliding slot
For the dovetail groove cooperated with arc-shaped structure, the central angle of the arc structure is 40 ° ~ 60 °.
5. knee joint front and rear fork ligament reparation according to claim 3 positions sighting device, which is characterized in that the sliding
Portion is equipped with the scale for marking tightening angle.
6. knee joint front and rear fork ligament reparation according to claim 2 positions sighting device, which is characterized in that the aiming
Portion is annular structure, and the center of circle of the annular structure is set on the extended line of guiding rod axis.
7. knee joint front and rear fork ligament reparation according to claim 2 positions sighting device, which is characterized in that the aiming
Portion is arc structure, and the center of circle of the arc structure is set on the extended line of guiding rod axis.
8. knee joint front and rear fork ligament reparation according to claim 7 positions sighting device, which is characterized in that the aiming
Portion connects the clamping section of oriented main structure curving far from one end of interconnecting piece.
9. knee joint front and rear fork ligament reparation according to any one of claims 1 to 8 positions sighting device, feature exists
In the guide rod periphery is evenly equipped with screw thread, and the main structure is equipped with the screw hole cooperated with guide rod.
10. knee joint front and rear fork ligament reparation according to claim 9 positions sighting device, which is characterized in that described tight
It is fixedly mounted with and is set to screw, one end of the screw passes through main structure and contacts setting with sighting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005614.3A CN108969085A (en) | 2018-08-30 | 2018-08-30 | A kind of knee joint front and rear fork ligament reparation positioning sighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005614.3A CN108969085A (en) | 2018-08-30 | 2018-08-30 | A kind of knee joint front and rear fork ligament reparation positioning sighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108969085A true CN108969085A (en) | 2018-12-11 |
Family
ID=64548132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811005614.3A Pending CN108969085A (en) | 2018-08-30 | 2018-08-30 | A kind of knee joint front and rear fork ligament reparation positioning sighting device |
Country Status (1)
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| CN (1) | CN108969085A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893237A (en) * | 2019-04-16 | 2019-06-18 | 常州市第二人民医院 | A kind of outer fixation sets nail and aims at locator |
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| US5562664A (en) * | 1992-02-20 | 1996-10-08 | Arthrex Inc. | Drill guide with target PCL-oriented marking hook |
| DE102005046299A1 (en) * | 2005-09-27 | 2007-04-05 | Reinhard Feinmechanik Gmbh | Positioning device e.g. for goal pipe on aiming equipment for reconstructive surgery, adjusts and releases in hollow cylindrical channel of housing body bone being adjustable by aim pipe to guide bone or drill |
| CN103476350A (en) * | 2011-01-28 | 2013-12-25 | 史密夫和内修有限公司 | Surgical aiming device |
| CN105816248A (en) * | 2016-05-02 | 2016-08-03 | 哈尔滨市第医院 | Anterior cruciate ligament tibia end positioning device |
| US20180153564A1 (en) * | 2016-12-01 | 2018-06-07 | Smith & Nephew, Inc. | Surgical drill guide system with articulating guide adaptor |
| CN209018922U (en) * | 2018-08-30 | 2019-06-25 | 广州市天鹰精密工具有限公司 | A kind of knee joint front and rear fork ligament reparation positioning sighting device |
-
2018
- 2018-08-30 CN CN201811005614.3A patent/CN108969085A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5562664A (en) * | 1992-02-20 | 1996-10-08 | Arthrex Inc. | Drill guide with target PCL-oriented marking hook |
| DE102005046299A1 (en) * | 2005-09-27 | 2007-04-05 | Reinhard Feinmechanik Gmbh | Positioning device e.g. for goal pipe on aiming equipment for reconstructive surgery, adjusts and releases in hollow cylindrical channel of housing body bone being adjustable by aim pipe to guide bone or drill |
| CN103476350A (en) * | 2011-01-28 | 2013-12-25 | 史密夫和内修有限公司 | Surgical aiming device |
| CN105816248A (en) * | 2016-05-02 | 2016-08-03 | 哈尔滨市第医院 | Anterior cruciate ligament tibia end positioning device |
| US20180153564A1 (en) * | 2016-12-01 | 2018-06-07 | Smith & Nephew, Inc. | Surgical drill guide system with articulating guide adaptor |
| CN209018922U (en) * | 2018-08-30 | 2019-06-25 | 广州市天鹰精密工具有限公司 | A kind of knee joint front and rear fork ligament reparation positioning sighting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893237A (en) * | 2019-04-16 | 2019-06-18 | 常州市第二人民医院 | A kind of outer fixation sets nail and aims at locator |
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