CN206120421U - Shin bone posterior cruciate ligament stop reduction of fracture fixing device - Google Patents
Shin bone posterior cruciate ligament stop reduction of fracture fixing device Download PDFInfo
- Publication number
- CN206120421U CN206120421U CN201620815005.4U CN201620815005U CN206120421U CN 206120421 U CN206120421 U CN 206120421U CN 201620815005 U CN201620815005 U CN 201620815005U CN 206120421 U CN206120421 U CN 206120421U
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- China
- Prior art keywords
- needle
- threading
- cruciate ligament
- holder
- posterior cruciate
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Abstract
The utility model provides a shin bone posterior cruciate ligament stop reduction of fracture fixing device, includes fixer, static line, threading needle and fixer down, going up the fixer and being long and thin ellipsoid structure, be provided with a needle groove of placing the threading needle needle point on the one end side of oval structure, the central point that the fixer is stretched to to one side in the needle groove puts, the intermediate position of going up the fixer still is provided with the static line through -hole, the static line through -hole includes two access openings, the static line passes two access openings in proper order, the last through wires hole that still is provided with of threading needle, the static line passes two access openings and the through wires hole of static line through -hole in proper order, and two tip of static line are through the fixer is fixed down, the fixer is the circular structure of central arc indent down. The utility model discloses can fix respectively at the both ends in fracture district with lower fixer through the fixer of will going up with the static line, and then fix the static line in suitable elasticity and position, be favorable to skeletal recovery.
Description
Technical field
This utility model is related to technical field of medical instruments, multiple more particularly, to a kind of tibia avulsion fracture of posterior cruciate ligament insertion
Position fixing device.
Background technology
Knee joint function disorder is most commonly seen bone injury in daily life, especially with sending out for communication and building industry
Exhibition, in increase trend.Therefore, how simpler, more firmly fixing limbs are fractured, and how to reduce to fracture blood supply as far as possible
Affect so as to the emphasis and difficult point that promote union of fracture to be always orthopedist's concern.When bone ruptures, need to fix knochenbruch
Together, in order to correct healing, otherwise, it is easy to which the faulty unions such as dislocation occur.Traditional method is by skeleton
After para-position, by way of suture, bones are fixed together, but are because that suture is thinner, rely solely on suture difficult
With by skeletal fixation together, in order to preferably heal, need it is a kind of it is simple easily using holder skeleton para-position to be fixed,
Avoid secondary insult.
Further, since bony areas are less in knee joint, threading needle is difficult to be knotted inside which into after fracture region
Process, if a fixing device that automatically can be automatically stuck can be designed will be very helpful to patient.
The content of the invention
In order to overcome the shortcomings of in background technology, the utility model discloses a kind of tibia avulsion fracture of posterior cruciate ligament insertion is multiple
Position fixing device, can help patient to carry out surgery recovery as soon as possible.
In order to realize the goal of the invention, this utility model is adopted the following technical scheme that：A kind of tibia posterior cruciate ligament stops
Point fixator for fracture reduction, including upper holder, fixing line, threading needle and lower holder, fixed device is elongated
Ellipsoidal configuration, is provided with the needle tray of a placement threading needle needle point on the one end side of ellipsoidal structure, needle tray tiltedly stretches to
The center of holder；The centre position of fixed device is additionally provided with fixed line three-way hole, and the fixed line three-way hole includes
Two passes hole, the fixing line sequentially pass through two access openings；Through wires hole is additionally provided with the threading needle；The fixing line
Two access openings and through wires hole of fixed line three-way hole are sequentially passed through, and two ends of fixing line are fixed by lower holder, institute
State the circular configuration of arc concave shape centered on lower holder.
For further improved technology scheme, lower holder described in the utility model is included under the circle of central arcuate indent
Retainer body and center threading apparatuss, center threading apparatuss are arranged on the center of arc concave surface；The center threading apparatuss are
One circular ring structure, and the anchor ring of center threading apparatuss is perpendicular to retainer body；The height of center threading apparatuss is less than holder
The arc height of body indent；Two lower holder string holes are additionally provided with the retainer body.
For further improved technology scheme, center threading apparatuss described in the utility model are located in two holder string holes
Between.
For further improved technology scheme, the lateral surface of lower holder described in the utility model is additionally provided with tightens up dress
Put, fixing line passes the lateral surface of lower holder and tightens up fixation by tightening device.
For further improved technology scheme, the inner bottom of needle tray described in the utility model is provided with Magnet layer, described
The tip position of threading needle is the metallic iron or Magnet attracted with Magnet layer magnetic picture.
For further improved technology scheme, the inside of needle tray described in the utility model is additionally provided with fixed threading needle needle point
Rubber fixed area.
For further improved technology scheme, fixed line three-way hole described in the utility model is arranged in holder surface
Between position；The fixed line three-way hole includes that two are disposed adjacent between the hole on upper holder surface, two holes by an arc
Shape passage connects.
For further improved technology scheme, through wires hole described in the utility model is arranged on the needle tip of threading needle；It is described
The other end of through wires hole is connected with needle handle.
For further improved technology scheme, upper and lower holder described in the utility model is polyether-ether-ketone material.
As a result of above-mentioned technical proposal, this utility model has the advantages that：Tibia described in the utility model
Avulsion fracture of posterior cruciate ligament insertion reseting fixture, can be by upper holder and lower holder be fixed by fixing line respectively
At the two ends of fracture region, fixing line is fixed on into suitable elasticity and position again then, is conducive to the rehabilitation of skeleton.
This utility model is in use, it is not necessary to which operative doctor threading inside the fracture region is fixed, and threading needle will be upper
Behind holder ejection fracture region, using the ductile deformation of metal itself, you can the angle of holder in change, due to upper fixation
Device is slender structure, and the position of fixed line three-way hole is caused when line is strained and fixed, and upper holder meeting transverse gear is in commitment positions
Enter stuck state, then threading needle is extracted, lock tightening system, the other end is fixed using lower holder stuck.Separately
Outward, on the threading apparatuss of center circular arc indent design, can be very good to carry out the relevant position of skeleton its edge
Support, while reduction with bone surface contact area, most increased its stability so as to be preferably fixed on bone to the full extent
The two ends of folding part position.
This utility model is applicable not only to the fixation after tibia sites are fractured and rehabilitation, applies also for other any positions
Fixed and rehabilitation, this utility model simple structure are novel in design, can be widely used in the middle of medical treatment.
Description of the drawings
Fig. 1 is the structural representation of tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture.
Fig. 2 is the partial enlarged drawing of A in Fig. 1.
Fig. 3 is the partial enlarged drawing of B in Fig. 1.
Fig. 4 is the partial enlarged drawing of C in Fig. 1.
Fig. 5 is the structural representation during tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture use.
Fig. 6 is the partial enlarged drawing of D in Fig. 5.
Fig. 7 is the partial enlarged drawing of E in Fig. 5.
Fig. 8 is that tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture fixes kneed view.
In figure：1st, upper holder；101st, fixed line three-way hole；2nd, needle tray；201st, Magnet；202nd, rubber fixed area；3rd, it is fixed
Line；4th, threading needle；401st, through wires hole；5th, needle handle；6th, lower holder；601st, lower retainer body；602nd, center threading apparatuss；603、
Lower holder string holes；7th, tightening device；8th, femur；9th, tibia.
Specific embodiment
Explanation this utility model that can be detailed by the following examples, open the purpose of this utility model are intended to protection
All technological improvements in the range of this utility model.
A kind of tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture, including upper holder 1, fixing line 3, threading needle 4
With lower holder 6, fixed device 1 is elongated ellipsoidal configuration, and one is provided with the one end side of ellipsoidal structure
The needle tray 2 of 4 needle point of threading needle is placed, needle tray 2 tiltedly stretches to the center of holder 1；The centre position of fixed device 1
Fixed line three-way hole 101 is additionally provided with, the fixed line three-way hole 101 includes two passes hole, and the fixing line 3 sequentially passes through two
Access opening；Through wires hole 401 is additionally provided with the threading needle 4；The fixing line 3 sequentially passes through two of fixed line three-way hole 101
Access opening and through wires hole 401, and two ends of fixing line 3 are fixed by lower holder 6, arc centered on the lower holder 6
The circular configuration of shape indent.The lower holder 6 includes retainer body 601 and center threading under the circle of central arcuate indent
Device 602, center threading apparatuss 602 are arranged on the center of arc concave surface；The center threading apparatuss 602 are an annulus knot
Structure, and the anchor ring of center threading apparatuss 602 is perpendicular to retainer body 601；The height of center threading apparatuss 602 is less than holder sheet
The arc height of 601 indent of body.Two lower holder string holes 603 are additionally provided with the retainer body 601.Wear at the center
Line device 602 is located at the centre of two holder string holes 603.
The lateral surface of the lower holder 6 is additionally provided with tightening device 7, and fixing line 3 passes the lateral surface of lower holder 6 and leads to
Cross tightening device 7 and tighten up fixation.The inner bottom of the needle tray 2 is provided with Magnet layer 201, the tip position of the threading needle 4
It is the metallic iron or Magnet attracted with 201 magnetic picture of Magnet layer.The inside of the needle tray 2 is additionally provided with 4 needle point of fixed threading needle
Rubber fixed area 202.The fixed line three-way hole 101 is arranged on the centre position on 1 surface of holder；The fixed line three-way hole
101 include that two are disposed adjacent in the hole on 1 surface of upper holder, by a curved channel connection between two holes.It is described to wear
String holes 401 is arranged on the needle tip of threading needle 4；The other end of the through wires hole 401 is connected with needle handle 5.
During use, first then fixing line 3 is sequentially passed through by the fracture site of 8 lower end of femur corresponding tibia 9 to connecting
Two access openings and through wires hole 401 of fixed line three-way hole 101, put in the needle point of threading needle 4 in needle tray 2 afterwards, and threading needle 4 is pushed up
Holder 1 through fracture region, due to the direction of needle tray 2 it is inconsistent with the axis direction at 1 two ends of upper holder, upper holder
1 through fracture region 1 when, threading needle 4 receive extruding occur slight deformation, increased the pressure between holder 1 and threading needle 4
Power；After upper holder 1 passes through fracture region, threading needle 4 restores to the original state, and upper holder 1 occurs Angulation changes, extracts threading needle 4,
Simultaneously be strained and fixed line 3, and as fixing line 3 is two access openings sequentially passing through fixed line three-way hole 101, upper holder 1 is horizontal
Keep off at the position through fracture region, two terminations position of fixing line 3 is initially passed through into the center threading apparatuss on lower holder 6 successively
7, two holder string holes 603 being then then passed through on lower holder 6 tighten up fixation finally by tightening device 7.By upper solid
Device 1 and lower holder 6 are determined after the fixation of fracture region two ends, fixing line 3 is adjusted to into suitable elasticity and position, is conducive to bone
The rehabilitation of bone.
Claims (9)
1. a kind of tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture, is characterized in that：Including upper holder（1）, fixing line
（3）, threading needle（4）With lower holder (6), fixed device（1）For elongated ellipsoidal configuration, one end of ellipsoidal structure
A placement threading needle is provided with side（4）The needle tray of needle point（2）, needle tray（2）Holder is stretched to tiltedly（1）Centre bit
Put；Fixed device（1）Centre position be additionally provided with fixed line three-way hole（101）, the fixed line three-way hole（101）Including two
Bar access opening, the fixing line（3）Sequentially pass through two access openings；The threading needle（4）On be additionally provided with through wires hole（401）；
The fixing line（3）Sequentially pass through fixed line three-way hole（101）Two access openings and through wires hole（401）, and fixing line（3）Two
Individual end is by lower holder（6）It is fixed, the lower holder（6）Centered on arc concave shape circular configuration.
2. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：The lower fixation
Device (6) includes retainer body (601) under the circle of central arcuate indent and center threading apparatuss (602), center threading apparatuss (602)
It is arranged on the center of arc concave surface；The center threading apparatuss (602) are a circular ring structure, and center threading apparatuss
(602) anchor ring is perpendicular to retainer body (601)；The height of center threading apparatuss (602) is less than in retainer body (601)
Recessed arc height；Two lower holder string holes are additionally provided with the retainer body (601)（603）.
3. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 2, is characterized in that：Wear at the center
Line device (602) is positioned at two holder string holes（603）Centre.
4. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：The lower fixation
The lateral surface of device (6) is additionally provided with tightening device (7), fixing line（3）Pass lower holder（6）Lateral surface pass through tightening device
（7）Tighten up fixation.
5. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：The needle tray
（2）Inner bottom be provided with Magnet layer（201）, the threading needle（4）Tip position be and Magnet layer（201）Magnetic force is attracting
The metallic iron for drawing or Magnet.
6. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：The needle tray
（2）Inside be additionally provided with fixed threading needle（4）The rubber fixed area of needle point（202）.
7. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：The fixing line
Through hole（101）It is arranged on holder（1）The centre position on surface；The fixed line three-way hole（101）It is disposed adjacent including two
In upper holder（1）The hole on surface, by a curved channel connection between two holes.
8. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：The through wires hole
（401）It is arranged on threading needle（4）Needle tip；The through wires hole（401）The other end be connected with needle handle (5).
9. tibia avulsion fracture of posterior cruciate ligament insertion reseting fixture as claimed in claim 1, is characterized in that：It is described upper and lower
Holder is polyether-ether-ketone material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620815005.4U CN206120421U (en) | 2016-08-01 | 2016-08-01 | Shin bone posterior cruciate ligament stop reduction of fracture fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620815005.4U CN206120421U (en) | 2016-08-01 | 2016-08-01 | Shin bone posterior cruciate ligament stop reduction of fracture fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206120421U true CN206120421U (en) | 2017-04-26 |
Family
ID=58562715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620815005.4U Expired - Fee Related CN206120421U (en) | 2016-08-01 | 2016-08-01 | Shin bone posterior cruciate ligament stop reduction of fracture fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206120421U (en) |
-
2016
- 2016-08-01 CN CN201620815005.4U patent/CN206120421U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20180801 |
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| CF01 | Termination of patent right due to non-payment of annual fee |