CN208081289U - A kind of intermediate approach posterior cruciate ligament reconstruction locator - Google Patents
A kind of intermediate approach posterior cruciate ligament reconstruction locator Download PDFInfo
- Publication number
- CN208081289U CN208081289U CN201721751955.6U CN201721751955U CN208081289U CN 208081289 U CN208081289 U CN 208081289U CN 201721751955 U CN201721751955 U CN 201721751955U CN 208081289 U CN208081289 U CN 208081289U
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- CN
- China
- Prior art keywords
- arc
- cruciate ligament
- posterior cruciate
- ligament reconstruction
- positioning
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Abstract
The utility model discloses a kind of intermediate approach posterior cruciate ligament reconstruction locator, including holding lever, positioning is cranked arm, locating guider, abutment sleeve and draw point, the hand-held lever is connect with locating guider by adjustable connecting components, the adjustable connecting components include the arc both sides boss for being mounted on hand-held lever one end and matched arc intermediate lands, it is provided with connecting screw hole on arc both sides boss and arc intermediate lands, it is fixedly connected by fixing bolt, hold-doun nut is provided on fixing bolt, the other side of the arc intermediate lands is provided with standing screw, it is connected with tightening knob and locating guider on standing screw in turn, angled mark is set on the tightening knob, standing screw pedestal is identified equipped with angle recognition.Approach posterior cruciate ligament reconstruction locator among the utility model, locating guider position can deviate and angle adjustment, convenient and practical, is suitble to promote the use of.
Description
Technical field
The utility model is related to technical field of medical equipment, and in particular to a kind of intermediate approach posterior cruciate ligament reconstruction positioning
Device.
Background technology
There are two ligamentaum cruciatums in knee joint.Anterior cruciate ligament is attached to shin bone area intercondylaris anterior, and outer top, terminates in after oblique
Rear part of condylus lateralis femoris inner face plays the role of preventing shin bone Forward.Posterior cruciate ligament of knee is located at the rear inside of anterior cruciate ligament, compared with
Anterior cruciate ligament is short, rises from the rear end of shin bone area intercondylaris posterior and lateral meniscus, and upper interior side, invests outside condylus medialis femoris diagonally forward
The preceding part in face has the function of moving after limiting shin bone.
Cruciate ligament reconstruction art is the current maximally efficient method of cruciate ligament before and after treatment, in posterior cruciate ligament of knee weight
It builds in art and usually requires to use posterior cruciate ligament reconstruction locator, currently used locator, hand-held lever is determined with setting
Position guider is in the same plane；Its mentality of designing is to carry out positioning drilling immediately ahead of knee when in use, realizes and intersects
The positioning of ligament reconstructive；But in actual mechanical process, the structure of position is the structure of protrusion immediately ahead of knee, and it is fixed to be not suitable for
Position drilling；Doctor generally requires from the left or right side of knee in posterior cruciate ligament reconstruction operative process and uses locator
Positioning drilling could ensure being normally carried out for operation；Once entering in articular cavity in the locator positioning end that positioning drilling is advised often
Be inconvenient to adjust afterwards, and locating guider be it is fixed can not adjust, cause positioning drill when it is more inconvenient；Positioning drilling effect
Fruit is undesirable, is reduced so as to cause procedure efficiency and success rate, increases the pain of medical staff's work difficulty and patient.
Utility model content
The purpose of the utility model is to overcome the above-mentioned problems in the prior art, handed over after a kind of intermediate approach is provided
Ligament reconstructive locator is pitched, locating guider position can deviate and angle adjustment, convenient and practical, is suitble to promote the use of.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
A kind of intermediate approach posterior cruciate ligament reconstruction locator, including hand-held lever, positioning are cranked arm, locating guider, are determined
Position sleeve and draw point, the hand-held lever are connect with locating guider by adjustable connecting components, and the adjustable connecting components include peace
Arc both sides boss mounted in hand-held lever one end and matched arc intermediate lands, in arc both sides boss and arc
Between be provided with connecting screw hole on boss, be fixedly connected by fixing bolt, hold-doun nut, the arc be provided on fixing bolt
The other side of intermediate lands is provided with standing screw, is connected with tightening knob and locating guider on standing screw in turn, described
Angled mark is set on tightening knob, and standing screw pedestal is identified equipped with angle recognition.
Preferably, arc both sides boss is identical with arc intermediate lands size, and arc intermediate lands are mounted on pedestal
On, thickness is thicker than arc both sides boss.
Preferably, arc both sides boss is connected by fixing bolt across connecting screw hole with arc intermediate lands, Gu
Determine have lock washer on bolt；And fastened by hold-doun nut, hold-doun nut side is provided with locking screw.
Preferably, there is standing screw in the arc intermediate lands other side, and tightening knob is connected on standing screw, and positioning is led
Standing screw is installed on by internal thread to device, abutment sleeve mounting hole is provided on locating guider.
Preferably, angled mark is set on the tightening knob, and angle is identified as 360 ° of circular indicias, does not adjust hour angle
Scale knows 0 ° of line corresponding angle identification marking.
Preferably, the internal thread of the tightening knob is opposite with the internal thread lines of locating guider.
Preferably, the positioning cranks arm front end as elbow positioning end, and rear end is mounted in the mounting groove of hand-held lever.
A kind of fixed intermediate approach posterior cruciate ligament reconstruction locator, it is characterised in that：The hand-held lever and positioning
Guider setting has a certain degree, and locating guider can be directed at positioning and crank arm positioning end.
The utility model has the beneficial effects that：Approach posterior cruciate ligament reconstruction locator among the utility model, positioning are led
It connects adjustable opposite angle with arc intermediate lands by arc both sides boss to device, is fastened and fixed by hold-doun nut；It is fixed
Position guider is installed by screw thread and can adjust radial angle, is fastened and fixed by tightening knob；Its locating guider can realize offset
And angle adjustment can position and in side boring positioning, sheet when being positioned for Cruciate ligament reconstruction immediately ahead of knee
Among utility model approach posterior cruciate ligament reconstruction locator can be accurately positioned, safety operation, suitable medical institutions promote the use of.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of intermediate approach posterior cruciate ligament reconstruction locator described in the utility model；
Fig. 2 is the structural schematic diagram of adjustable connecting components described in the utility model；
Fig. 3 is the structural schematic diagram of fixed intermediate approach posterior cruciate ligament reconstruction locator described in the utility model；
In attached drawing, parts list represented by the reference numerals are as follows：
1- holds lever, 101- mounting grooves, and 2- positioning is cranked arm, 201- positioning ends, 3- locating guiders, 301- abutment sleeves
Mounting hole, 302- internal threads, 4- abutment sleeves, 5- draw points, 6- adjustable connecting components, 601- arcs both sides boss, in 602- arcs
Between boss, 603- connecting screw holes, 604- fixing bolts, 605- hold-doun nuts, 606- standing screws, 607- tightening knobs, 608-
Angle identifies, 609- angle recognitions mark.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in -2, the utility model is a kind of intermediate approach posterior cruciate ligament reconstruction locator, including hand-held
Lever 1 positions crank arm 2, locating guider 3, abutment sleeve 4 and draw point 5, and the hand-held lever 1 passes through with locating guider 3
Adjustable connecting components 6 connect, the adjustable connecting components 6 include be mounted on hand-held 1 one end of lever arc both sides boss 601 and with
Cooperation arc intermediate lands 602, be provided with connecting screw hole 603 on arc both sides boss 601 and arc intermediate lands 602,
It is fixedly connected by fixing bolt 604, hold-doun nut 605 is provided on fixing bolt 604, the arc intermediate lands 602
The other side is provided with standing screw 606, is connected with tightening knob 607 and locating guider 3 on standing screw 606 in turn, described
Angled mark 608 is set on tightening knob 607, and 606 pedestal of standing screw is equipped with angle recognition and identifies 609.
Wherein, arc both sides boss 601 is identical with 602 size of arc intermediate lands, and arc intermediate lands 602 are mounted on base
On seat, thickness is 601 more convex than arc both sides thick.
Wherein, arc both sides boss 601 and arc intermediate lands 602 pass through connecting screw hole 603 by fixing bolt 604
It connects, has lock washer on fixing bolt 604；And fastened by hold-doun nut 605,604 side of hold-doun nut is provided with locking screw
Line.
Wherein, there is standing screw 606 in 602 other side of arc intermediate lands, and tightening knob is connected on standing screw 606
607, locating guider 3 is installed on standing screw 606 by internal thread 302, and abutment sleeve installation is provided on locating guider 3
Hole 301.
Wherein, angled mark 608 is set on tightening knob 607, and angle mark 608 is 360 ° of circular indicias, is not adjusted
Hour angle scale knows 0 ° of line corresponding angle identification marking 609.
Wherein, the internal thread of tightening knob 607 is opposite with 302 lines of internal thread of locating guider 3.
Wherein, positioning cranks arm 2 front ends as elbow positioning end 201, and rear end is mounted in the mounting groove 101 of hand-held lever 1.
A kind of fixed intermediate approach posterior cruciate ligament reconstruction locator, it is characterised in that：The hand-held lever 1 and positioning
The setting of guider 3 has a certain degree, and locating guider 3 can be aligned and position 2 positioning ends of cranking arm.
Embodiment 1
Approach posterior cruciate ligament reconstruction locator among the utility model is positioned when from the front of knee when in use
When, crank arm 2 positioning end 201 of positioning needs to enter in articular cavity from front, and locating guider 3, abutment sleeve 4 and draw point 5
It needs to drill from left side (right side) and reaches positioning end 201；Hold-doun nut 605 is first unscrewed, in arc both sides boss 601 and arc
Between boss 602 by fixing bolt 604 across connecting screw hole 603 connect, by arc both sides boss 601 and arc intermediate lands
Adjust angled between 602, holding lever 1 with locating guider not on the face of an Anping and has certain angle；Arc
There is standing screw 606 in 602 other side of shape intermediate lands, and tightening knob 607 is connected on standing screw 606, and locating guider 3 is logical
It crosses internal thread 302 and is loaded on standing screw 606, abutment sleeve 4, the steel on locating guider 3 are made by rotational positioning guider
5 theta alignment of needle positioning crank arm 2 positioning end 201 (although will appear small-scale offset, having no effect on positioning),
The angle of adjustment is determined by angle mark 608 and angle recognition mark 609；Internal thread because of tightening knob 607 and positioning
302 lines of internal thread of guider 3 by rotational fastener knob 607 on the contrary, can make 3 fixed position of locating guider；This
When, crank arm 2 positioning end 201 of positioning can enter from front in articular cavity, and locating guider 3, abutment sleeve 4 and draw point 5
Then position and drill from left side (right side), the locating guider 3 of the traditional locator of effective solution be it is fixed can not adjust,
It is more inconvenient when caused positioning drilling, the undesirable problem of positioning drilling effect.Intersect after approach among the utility model tough
Band rebuilds locator, and locating guider position can deviate and angle adjustment, convenient and practical, is suitble to promote the use of.
Embodiment 2
With reference to shown in Fig. 3, fixed intermediate approach posterior cruciate ligament reconstruction locator holds lever 1 and locating guider 3
Setting has a certain degree, and locating guider 3 can be aligned and position 2 positioning ends of cranking arm；In posterior cruciate ligament reconstruction, positioning is bent
2 positioning end of arm can be positioned from knee front, and locating guider 3 and positioning are cranked arm between 2, and there are certain angles, and fixed
Position 3 abutment sleeve of guider cranks arm 2 positioning ends on the same line with positioning；Locating guider 3 can be carried out from knee side
Boring positioning achievees the purpose that posterior cruciate ligament reconstruction.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific implementation mode that the utility model is only described yet.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, to enable skilled artisan to be best understood by and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (7)
1. a kind of intermediate approach posterior cruciate ligament reconstruction locator, including hand-held lever, positioning are cranked arm, locating guider, positioning
Sleeve and draw point, it is characterised in that：The hand-held lever is connect with locating guider by adjustable connecting components, the adjustable connection
Part includes the arc both sides boss for being mounted on hand-held lever one end and matched arc intermediate lands, arc both sides boss
It is provided with connecting screw hole on arc intermediate lands, is fixedly connected by fixing bolt, hold-doun nut is provided on fixing bolt,
The other side of the arc intermediate lands is provided with standing screw, and tightening knob and positioning and guiding are connected in turn on standing screw
Device, angled mark is arranged on the tightening knob, and standing screw pedestal is identified equipped with angle recognition.
2. a kind of intermediate approach posterior cruciate ligament reconstruction locator as described in claim 1, it is characterised in that：The arc two
Side boss is identical with arc intermediate lands size, and arc intermediate lands are mounted on pedestal, and thickness is thicker than arc both sides boss.
3. a kind of intermediate approach posterior cruciate ligament reconstruction locator as described in claim 1, it is characterised in that：The arc two
Side boss is connected by fixing bolt across connecting screw hole with arc intermediate lands, there is lock washer on fixing bolt；And by solid
Determine nut fastening, hold-doun nut side is provided with locking screw.
4. a kind of intermediate approach posterior cruciate ligament reconstruction locator as described in claim 1, it is characterised in that：In the arc
Between the boss other side have standing screw, tightening knob is connected on standing screw, locating guider is installed on fixation by internal thread
Screw rod is provided with abutment sleeve mounting hole on locating guider.
5. a kind of intermediate approach posterior cruciate ligament reconstruction locator as described in claim 1, it is characterised in that：The fastening rotation
Angled mark is set on button, and angle is identified as 360 ° of circular indicias, does not adjust hour angle scale and knows 0 ° of line corresponding angle identification mark
Know.
6. a kind of intermediate approach posterior cruciate ligament reconstruction locator as described in claim 1, it is characterised in that：The fastening rotation
The internal thread of button is opposite with the internal thread lines of locating guider.
7. a kind of intermediate approach posterior cruciate ligament reconstruction locator as described in claim 1, it is characterised in that：The positioning is bent
Arm front end is elbow positioning end, and rear end is mounted in the mounting groove of hand-held lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751955.6U CN208081289U (en) | 2017-12-15 | 2017-12-15 | A kind of intermediate approach posterior cruciate ligament reconstruction locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751955.6U CN208081289U (en) | 2017-12-15 | 2017-12-15 | A kind of intermediate approach posterior cruciate ligament reconstruction locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208081289U true CN208081289U (en) | 2018-11-13 |
Family
ID=64068090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721751955.6U Expired - Fee Related CN208081289U (en) | 2017-12-15 | 2017-12-15 | A kind of intermediate approach posterior cruciate ligament reconstruction locator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208081289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081158A (en) * | 2021-03-30 | 2021-07-09 | 重庆市急救医疗中心 | Tibia tunnel locator for posterior cruciate ligament reconstruction operation |
-
2017
- 2017-12-15 CN CN201721751955.6U patent/CN208081289U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081158A (en) * | 2021-03-30 | 2021-07-09 | 重庆市急救医疗中心 | Tibia tunnel locator for posterior cruciate ligament reconstruction operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20191215 |