CN202218908U - Minimally invasive femoral combined type implantation system - Google Patents
Minimally invasive femoral combined type implantation system Download PDFInfo
- Publication number
- CN202218908U CN202218908U CN2011203162777U CN201120316277U CN202218908U CN 202218908 U CN202218908 U CN 202218908U CN 2011203162777 U CN2011203162777 U CN 2011203162777U CN 201120316277 U CN201120316277 U CN 201120316277U CN 202218908 U CN202218908 U CN 202218908U
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- China
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- femur
- fixing head
- tuberosity
- type
- neck
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- Withdrawn - After Issue
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Abstract
The utility model relates to a minimally invasive femoral combined type implantation system which consists of a femoral neck rear-side fixing plate, a tuberosity rear-side fixing plate, a tuberosity outer-side fixing plate and a femoral fixing plate connected with one another. A femoral neck, a tuberosity and a ball head are tensioned respectively by utilizing the femoral neck rear-side fixing plate, the tuberosity rear-side fixing plate, the tuberosity outer-side fixing plate, a femoral near-end fixing plate and a femoral skeleton connecting plate through a ball-shaped tension nail and a locking tension nail, so that a femoral skeleton is located and locked. With the adoption of the minimally invasive femoral combined type implantation system, the operation is simple, the cut is small, the integral fixing effect is good, the tensioning is reliable without loosing phenomenon, no safety hazards are generated after long time use, the reset accuracy is guaranteed, and the treatment effect is good.
Description
Technical field
This utility model relates to the orthopaedic medical treatment technical field, is a kind of Wicresoft femur combination type implant system specifically.
Background technology
Along with the aging of China's population and the loose trend that linearly rises of fracture of middle-aged and elderly people; Interrelated data shows; The domestic average life span has reached 73 years old, and person in middle and old age's activity reduces gradually, also is to cause one of reason that person in middle and old age's osteoporosis sickness rate increases gradually; The patient age that hip (refer between femoral bone tuberosity and the neck of femur) fracture of bibliographical information more than 90% arranged is all at over-65s, and wherein 3/4 is the women.Traditional treatment is main with dynamic coxa; Be DHS compressive sleeve gooseneck boom nail, though its therapeutic effect get the nod already, comparatively complicated when clinical installation; And it is too big to the skeleton damage; Neck of femur and bulb standing part are a pulling force nail, and relative stability is poor, and the phenomenon of clinical practice generation product fracture is more; Only produce pulling force after the pulling force nail is installed, will reach proper reset during art and have certain degree of difficulty, add that blade plate contacts very little with bone surface, it is incorrect to cause resetting, and fixing unstable, therapeutic effect is poor; The head skirt diameter of DHS sleeve gooseneck boom nail is 13mm; Length 25～30mm, punching is bigger between the skeleton tuberosity when mounted, installs back gooseneck boom nail sleeve and basically intertrochanteric pulp cavity is stopped up; Stoped the circulation of pulp cavity inner blood and bone marrow; Influenced fracture regrowth speed equally, prolonged healing time, it is painful to have increased sufferer.
The utility model content
The purpose of this utility model provides a kind of simple in structure, and is easy to operate, and otch is little; Can effectively lock neck of femur and tuberosity fracture, locking is firm, stable, helps proper reset; Do not influence femoral bone cavitas medullaris and fracture regrowth, Wicresoft's femur combination type implant system that therapeutic effect is good.
In order to achieve the above object, the technical scheme of this utility model employing is: a kind of Wicresoft femur combination type implant system is characterized in that: be made up of neck of femur rear side fixing head, tuberosity rear side fixing head, tuberosity outside fixing head and femur fixing head disjunctor.
Said neck of femur rear side fixing head is the H type curved-surface structure that coincide with the neck of femur trailing flank; Four feet of H type neck of femur rear side fixing head are equipped with waist type ball-type groove; The waist type ball-type groove locking of H type neck of femur rear side fixing head two forward foot in a step has the spherical pulling force nail that runs through neck of femur, bulb, and the waist type ball-type groove locking of H type neck of femur rear side fixing head two rear feet has the spherical pulling force nail that runs through neck of femur, tuberosity; The middle part of the side of H type neck of femur rear side fixing head is provided with waist type ball-type groove, and cross-under has the spherical pulling force nail that runs through neck of femur in the waist type ball-type groove.
Said tuberosity rear side fixing head is the arc line type curved-surface structure that coincide with the tuberosity trailing flank, and the two ends of tuberosity rear side fixing head are respectively equipped with waist type ball-type groove, locks the spherical pulling force nail that runs through tuberosity crown head end rear side and hat bottom rear side in the two waist type ball-type grooves respectively.
Said tuberosity outside fixing head is the arc line type curved-surface structure that coincide with the tuberosity lateral surface, and tuberosity outside fixing head is provided with at least one waist type ball-type groove, and waist type ball-type groove lock runs through the spherical pulling force nail of tuberosity.
Said femur fixing head comprises near end of thighbone fixing head and key connecting plate, the outer side-to-side anastomosis of near end of thighbone fixing head and near end of thighbone, and key trailing flank of key connecting plate and femur or lateral surface coincide.
Said near end of thighbone fixing head and tuberosity rear side fixing head or tuberosity outside fixing head disjunctor; The near end of thighbone fixing head is provided with three thread lock holes that are triangular row portion, and three thread lock hole lock have a spherical pulling force nail and two the locking pulling force nails that run through femoral bone tuberosity, neck of femur and bulb.
Said key connecting plate and tuberosity outside fixing head or near end of thighbone fixing head disjunctor; Key connecting plate is provided with thread lock hole and the locking and pressurizing hole more than more than; Thread lock hole lock has the spherical pulling force nail that runs through the femur backbone, and locking and pressurizing hole lock has the locking pulling force nail that runs through the femur backbone.
The locking of this utility model implant system is divided into side lock behind the neck of femur, tuberosity rear side, outside locking, near end of thighbone locking and key locking.
Side lock behind the neck of femur: neck of femur rear side fixing head H type curved-surface structure and neck of femur trailing flank fit like a glove; Utilize the cross-under of spherical pulling force nail in the forward and backward foot of H type neck of femur rear side fixing head and the waist type ball-type groove on the middle part of the side, direction and adjustable angle realized the tension of broken bone in tension and the neck of femur of tension, neck of femur and tuberosity of neck of femur and bulb respectively when spherical pulling force nail locking waist type ball-type groove was interior;
Side lock after the tuberosity: tuberosity rear side fixing head two ends ball-type waist type groove locks spherical pulling force nail, and spherical pulling force nail is realized the tension tuberosity in interior direction, adjustable angle, or tension tuberosity and neck of femur;
The locking of the tuberosity outside: the spherical pulling force nail direction, the adjustable angle in ball-type waist type groove that lock on the fixing head of the tuberosity outside realize the tension tuberosity, or tension tuberosity and neck of femur;
Near end of thighbone locking: with a thread lock hole of ball shape pulling force nail cross-under near end of thighbone fixing head; Spherical pulling force nail is worn to the tuberosity bulb through neck of femur by the tuberosity outside; Produce pulling force and can regulate the fracture clearance distance, the other two thread lock holes of two lockings of reuse pulling force nail cross-under near end of thighbone fixing head, two locking pulling force nails are worn to the tuberosity bulb through neck of femur by the tuberosity outside; Play location, locking effect; The butt joint of tuberosity fracture is stable, difficult loosening, helps resetting accurately, and is indeformable;
Key locking: use spherical pulling force nail or the key connecting plate of locking pulling force nail locking as required; The locking of spherical pulling force nail matching thread lock hole is used in the key anastomosis of key connecting plate and femur; Misfitting the place uses locking pulling force nail to cooperate the locking of locking and pressurizing hole; Fixed, non-loosening, life-time service does not have potential safety hazard.
This utility model adopt the key connecting plate of neck of femur, tuberosity rear side, the outside, near end of thighbone fixing head and femur utilize spherical pulling force nail or locking pulling force nail realize the tension of neck of femur, tuberosity, bulb respectively and on the femur backbone positioning and locking, it is simple to operate, otch is little; Overall fixed is effective; Strain firm, non-loosening, life-time service does not have potential safety hazard, helps resetting accurately; Indeformable, therapeutic effect is good.
Description of drawings
Fig. 1 is this utility model mounting structure sketch map;
Fig. 2 is the right view of Fig. 1.
Among the figure: bulb 1, neck of femur 2, tuberosity 3, near end of thighbone 4, femur backbone 5, neck of femur rear side fixing head 6; The forward foot in a step 61, the middle part of the side 62, the rear foot 63, ball-type waist type groove 64, tuberosity rear side fixing head 7, ball-type waist type groove 71; Tuberosity outside fixing head 8, ball-type waist type groove 81, near end of thighbone fixing head 9, thread lock hole 91, spherical pulling force nail 92, locking pulling force nail 93; Key connecting plate 10, thread lock hole 101, locking and pressurizing hole 102, spherical pulling force nail 103, locking pulling force nail 104.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is described further.
Shown in Figure 1, a kind of Wicresoft femur combination type implant system comprises neck of femur rear side fixing head 6, tuberosity rear side fixing head 7, tuberosity outside fixing head 8, near end of thighbone fixing head 9 and key connecting plate 10 disjunctors composition.Neck of femur rear side fixing head 6 and the identical H type curved-surface structure of neck of femur 2 trailing flanks; Four feet of H type neck of femur rear side fixing head 6 are equipped with waist type ball-type groove 64; The waist type ball-type groove locking of H type neck of femur rear side fixing head two forward foot in a step 61 has the spherical pulling force nail that runs through neck of femur 2, bulb 1; The waist type ball-type groove locking of H type neck of femur rear side fixing head two rear feet 63 has the spherical pulling force nail that runs through neck of femur 2, tuberosity 3; Cross-under has the spherical pulling force nail that runs through neck of femur 2, H type neck of femur rear side fixing head 6 disjunctor tuberosity rear side fixing heads 7 in the waist type ball-type groove of the middle part of the side 62 of H type neck of femur rear side fixing head 6; Tuberosity rear side fixing head 7 is the arc line type curved-surface structure that coincide with tuberosity 3 trailing flanks; The two ends of tuberosity rear side fixing head 7 are respectively equipped with and lock the spherical pulling force nail that runs through tuberosity 3 crown head end rear sides and hat bottom rear side in waist type ball-type groove 71, the two waist type ball-type grooves respectively; Tuberosity outside fixing head 8 is the arc line type curved-surface structure that coincide with tuberosity 3 lateral surface, and tuberosity outside fixing head 8 is provided with at least one waist type ball-type groove 81, and waist type ball-type groove lock runs through the spherical pulling force nail of tuberosity 3; Near end of thighbone fixing head 9 and near end of thighbone 4 outer side-to-side anastomosis; Near end of thighbone fixing head 9 and tuberosity rear side fixing head 7 or tuberosity outside fixing head 8 disjunctors; Near end of thighbone fixing head 9 is provided with three 91, three thread lock holes, thread lock hole lock that are triangular row portion has 92 and two lockings of the spherical pulling force nail pulling force nail 93 that runs through tuberosity 3, neck of femur 2 and bulb 1; Key connecting plate 10 coincide with key 5 trailing flanks of femur or lateral surface; Key connecting plate 10 and tuberosity outside fixing head 8 or near end of thighbone fixing head 10 disjunctors; Key connecting plate 10 is provided with thread lock hole 101 and the locking and pressurizing hole 102 more than more than; Thread lock hole lock has the spherical pulling force nail 103 that runs through femur key 5, and locking and pressurizing hole lock has the locking pulling force nail 104 that runs through femur key 5.
Only chosen the convenient spherical pulling force nail adjustment locking angle and direction of ball-type waist type groove in the foregoing description; In the tuberosity outside, rear side fixing head and key connecting plate be with femur when identical; The situation of coincideing can use spherical pulling force nail to cooperate the locking of locking and pressurizing hole to replace than benefit, misfits the place and can use locking pulling force nail to cooperate lock hole locking to replace; Key connecting plate can be locked on the key trailing flank of femur in tuberosity rear side fixing head below through the connecting plate disjunctor; All on the design basis of this utility model with prior art replacement, improve, all in this utility model protection domain.
Claims (8)
1. Wicresoft's femur combination type implant system is characterized in that: be made up of neck of femur rear side fixing head, tuberosity rear side fixing head, tuberosity outside fixing head and femur fixing head disjunctor.
2. Wicresoft according to claim 1 femur combination type implant system; It is characterized in that: said neck of femur rear side fixing head is the H type curved-surface structure that coincide with the neck of femur trailing flank; Four feet of H type neck of femur rear side fixing head are equipped with waist type ball-type groove; The waist type ball-type groove locking of H type neck of femur rear side fixing head two forward foot in a step has the spherical pulling force nail that runs through neck of femur, bulb, and the waist type ball-type groove locking of H type neck of femur rear side fixing head two rear feet has the spherical pulling force nail that runs through neck of femur, tuberosity.
3. Wicresoft according to claim 1 femur combination type implant system; It is characterized in that: said tuberosity rear side fixing head is the arc line type curved-surface structure that coincide with the tuberosity trailing flank; The two ends of tuberosity rear side fixing head are respectively equipped with waist type ball-type groove, lock the spherical pulling force nail that runs through tuberosity crown head end rear side and hat bottom rear side in the two waist type ball-type grooves respectively.
4. Wicresoft according to claim 1 femur combination type implant system; It is characterized in that: said tuberosity outside fixing head is the arc line type curved-surface structure that coincide with the tuberosity lateral surface; Tuberosity outside fixing head is provided with at least one waist type ball-type groove, and waist type ball-type groove lock runs through the spherical pulling force nail of tuberosity.
5. Wicresoft according to claim 1 femur combination type implant system; It is characterized in that: said femur fixing head comprises near end of thighbone fixing head and key connecting plate; The outer side-to-side anastomosis of near end of thighbone fixing head and near end of thighbone, key trailing flank of key connecting plate and femur or lateral surface coincide.
6. Wicresoft according to claim 5 femur combination type implant system; It is characterized in that: said near end of thighbone fixing head and tuberosity rear side fixing head or tuberosity outside fixing head disjunctor; The near end of thighbone fixing head is provided with three thread lock holes that are triangular row portion, and three thread lock hole lock have a spherical pulling force nail and two the locking pulling force nails that run through femoral bone tuberosity, neck of femur and bulb.
7. Wicresoft according to claim 5 femur combination type implant system; It is characterized in that: said key connecting plate and tuberosity outside fixing head or near end of thighbone fixing head disjunctor; Key connecting plate is provided with thread lock hole and the locking and pressurizing hole more than more than; Thread lock hole lock has the spherical pulling force nail that runs through the femur backbone, and locking and pressurizing hole lock has the locking pulling force nail that runs through the femur backbone.
8. Wicresoft according to claim 2 femur combination type implant system is characterized in that: the middle part of the side of said neck of femur rear side fixing head is provided with waist type ball-type groove, and cross-under has the spherical pulling force nail that runs through neck of femur in the waist type ball-type groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203162777U CN202218908U (en) | 2011-08-28 | 2011-08-28 | Minimally invasive femoral combined type implantation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203162777U CN202218908U (en) | 2011-08-28 | 2011-08-28 | Minimally invasive femoral combined type implantation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202218908U true CN202218908U (en) | 2012-05-16 |
Family
ID=46040948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203162777U Withdrawn - After Issue CN202218908U (en) | 2011-08-28 | 2011-08-28 | Minimally invasive femoral combined type implantation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202218908U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247206A (en) * | 2011-08-28 | 2011-11-23 | 泰州市中兴医械科技有限公司 | Combined implanting system for minimally invasive thigh bone |
| EP3412230A4 (en) * | 2016-02-04 | 2019-03-13 | Hua Chen | Femoral neck inner side support structure and femoral neck fracture fixing device |
-
2011
- 2011-08-28 CN CN2011203162777U patent/CN202218908U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247206A (en) * | 2011-08-28 | 2011-11-23 | 泰州市中兴医械科技有限公司 | Combined implanting system for minimally invasive thigh bone |
| EP3412230A4 (en) * | 2016-02-04 | 2019-03-13 | Hua Chen | Femoral neck inner side support structure and femoral neck fracture fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120516 Effective date of abandoning: 20130710 |
|
| RGAV | Abandon patent right to avoid regrant |