CN102370517A - Humerus greater tubercle anatomizing type locking steel plate - Google Patents
Humerus greater tubercle anatomizing type locking steel plate Download PDFInfo
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- CN102370517A CN102370517A CN2010102568764A CN201010256876A CN102370517A CN 102370517 A CN102370517 A CN 102370517A CN 2010102568764 A CN2010102568764 A CN 2010102568764A CN 201010256876 A CN201010256876 A CN 201010256876A CN 102370517 A CN102370517 A CN 102370517A
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- steel plate
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- combined hole
- extension arm
- humerus
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Abstract
The invention relates to an anatomizing type locking steel plate used for treating humerus greater tubercle bone fracture. The greater tubercle is fixed from multiple angles by a steel plate, covers of inner and outer side extending arms and combining holes of the steel plate and the extending arms, the re-displacement possibility of the greater tubercle is reduced, the primary heeling of the bone fracture is favorably realized, and the locking steel plate with good stability and high intensity is provided for the treatment of the humerus greater tubercle bone fracture.
Description
Technical field
The present invention relates to a kind of medical instruments, relate in particular to a kind of locking steel plate of treating fracture usefulness.
Background technology
As the part of humerus (humerus) fractured near end, greater tubercles of humerus (great tuberosity) fracture is very common, but compares with merging the fracture of greater tuberosity of the humerus incidence rate, and the fracture of greater tuberosity of the humerus proportion of single-shot is less relatively; Therefore fracture of greater tuberosity of the humerus usually gets the brush-off, even most of orthopedist can think that the diagnosis of fracture of greater tuberosity of the humerus and treatment are very simple, often treats according to own personal experience, thereby causes the situation generation of failing to pinpoint a disease in diagnosis with prognosis mala.
The fracture of greater tuberosity of the humerus position has numerous muscle to adhere to, and comprises supraspinatus, infraspinatus and teres minor etc., because the tractive of these muscle may cause sclerite to different direction displacements.People such as Mclaughlin think that the greater tubercle displacement fracture will produce adverse consequences greater than 5mm; People such as Park thinks for excessive active athlete and heavy worker are often arranged in recent years, just must reset if its greater tubercle displacement fracture surpasses 3mm.Because the greater tubercle summit is positioned at about 6～8mm place under the humerus articular surface summit, so after the greater tubercle fracture, even very little displacement also can influence the function of shoulder joint; Also very significant of the direction of greater tubercle displacement fracture in addition is if bump under the acromion will take place in upward displacement.Therefore, the treatment of fracture of greater tuberosity of the humerus must draw attention.
Fracture of greater tuberosity of the humerus was main with manual reduction external fixation treatment (conservative treatment) clinically in the past, but because the relation of anatomical factors, traditional method is difficult to reset; And the course of treatment is oversize, should not carry out shoulder joint function in early days and take exercise, and shoulder joint function often takes place clinically recover complication such as incomplete, long-term pain; Heavier to the fracture degree simultaneously patient, conservative treatment can not be suitable for.Therefore; The research of internal fixation operation Therapeutic Method becomes the focus of treatment fracture of greater tuberosity of the humerus; The internal fixation method of fracture of greater tuberosity of the humerus comprises mainly that now sutured (comprise sew up holdfast, tension band, treasure nation's line etc.) and screw (comprise and can absorb nail, lag screw etc.) fix, and this method effect obviously is superior to conservative treatment.
But along with clinical practice is extensive gradually; Internal fixation operation Therapeutic Method post-operative complication is much; Wherein most important reason is that the greater tubercle that constant intensity causes inadequately is shifted again; Produce acromion bump down during abduction, thereby the shoulder functional rehabilitation is suffered from influence, cause postoperative function to recover limited and descend with viability.People hope to have absolute stability and the enough fixing meanss of intensity to fix the greater tubercle fracture; But up to the present; The effective apparatus that is used for internal fixation method treatment fracture of greater tuberosity of the humerus still seldom; Therefore, press for the development implant that is used to treat fracture of greater tuberosity of the humerus to adapt to clinical needs.
Summary of the invention
The invention provides a kind of greater tubercles of humerus anatomical form locking steel plate, this locking steel plate good stability, and have enough intensity, can be used as the greater tubercles of humerus that implant fixes fracture, thereby reduce the greater tubercle possibility of displacement again.
Greater tubercles of humerus anatomical form locking steel plate of the present invention, its plate body comprises body and head; Said plate body for have radian (as with the consistent radian of human body greater tubercles of humerus physiologic radian) locking steel plate; Said plate body is provided with combined hole; Simultaneously, also be provided with a plurality of sutures hole on the plate body.Preferably, said suture hole is arranged on the position near the plate body edge, and said body is provided with one or more far-end fixing holes, and body thickness is greater than head.
According to a kind of preferred implementation of said locking steel plate, wherein, said plate body head both sides are provided with extension arm, and said extension arm has the radian consistent with the greater tubercles of humerus physiologic radian, on the said extension arm one or more combined holes can be set.Said extension arm is preferably the both sides that are symmetricly set on head, and forms the T font with plate body, and axis of symmetry is provided with combined hole; Further, be equipped with on the extension arm of said medial and lateral away from first combined hole of body with near second combined hole of body; The line of inboard extension arm first combined hole and outside extension arm second combined hole, and the angle between the line of inboard extension arm second combined hole and outside extension arm first combined hole is 60 °; Article two, the intersection point place of line is provided with a combined hole.
According to the further preferred implementation of above-mentioned locking steel plate, wherein, said combined hole and far-end fixing hole homocline threading body, each angle of inclination, hole can be similar and different, and further be preferably incline direction and intersect each other.
The fixing of locking steel plate relies on the interlocking structure of steel plate self to realize fully.Steel plate and bone surface can leave certain interval, have eliminated the ill effect that steel plate contacts with bone weight, have greatly improved the growth and the recovery of blood fortune and periosteum.When screw became the angle fixedly with steel plate, steel plate screw is three-dimensional fixing with key formation, and was more stable than general steel plate.
Greater tubercles of humerus anatomical form locking steel plate of the present invention is designed with sewing hole, can have better stability and intensity; Plate body is provided with extension arm, and extension arm is consistent with human body greater tubercles of humerus physiologic radian with the plate body radian, can well attach greater tubercle, and greater tubercle is covered, and has avoided the injured of surrounding tissue, and stability is further strengthened simultaneously; The combined hole of extension arm and body is the greater tubercle sclerite fixedly, prevents the displacement of greater tubercle fracture; Far-end fixing hole on the plate body can be key fixing with steel plate and humerus, makes steel plate have better stability.Therefore, greater tubercles of humerus anatomical form locking steel plate of the present invention has reduced the possibility that greater tubercle is shifted again, helps the primary healing of fracture of greater tuberosity of the humerus.
Description of drawings
Fig. 1 faces structural representation for greater tubercles of humerus anatomical form locking steel plate of the present invention;
Fig. 2 is a greater tubercles of humerus anatomical form locking steel plate side-looking structural representation of the present invention.
The specific embodiment
See figures.1.and.2, introduce as follows greater tubercles of humerus anatomical form locking steel plate of the present invention is concrete:
Embodiment 1:
Greater tubercles of humerus anatomical form locking steel plate of the present invention, its plate body comprise body 1 and head 4; Said plate body has and the consistent radian of human body greater tubercles of humerus physiologic radian; Plate body is provided with combined hole 11 and a plurality of sutures hole 12.
During use, body 1 is attached on the humerus backbone, utilizes radian to make head 4, be moved with the greater tubercle of avoiding fracturing with the greater tubercle parcel; Under guiding, screw is fixed on from combined hole 11 on humerus backbone and the greater tubercle, thereby realizes the fixing of fracture of greater tuberosity of the humerus position with the threaded bit guide of fixed angle.
Steel plate materials can adopt titanium alloy material, stainless steel alloy material, bioceramic material, bioabsorbable polymer material or degradable biomaterial etc. to process.
Embodiment 2:
On the basis of embodiment 1, at body 1 one or more far-end fixing holes 13 are set, be used for locking steel plate is fixed on the backbone, further improve stability.
Body thickness is greater than head simultaneously, and the thickness that increases body can increase the intensity of locking steel plate.
According to embodiment 1 described method, screw is fixed on the humerus from combined hole 11 and far-end fixing hole 13.
Wherein, far-end fixing hole 13 and combined hole 11 preferably are set to the hole of oblique threading body, intersect each other like incline direction, like this can be with the screw cross fixation, and fixed effect is better.
Embodiment 3:
On the basis of embodiment 1 and 2, according to greater tubercle fracture degree, said plate body head 4 both sides can be provided with one or more extension arms.Extension arm is provided with combined hole.
With two extension arms, promptly inboard extension arm 2 is an example with outside extension arm 3, and said extension arm has the radian consistent with the greater tubercles of humerus physiologic radian, and forms the T font with plate body.Two extension arms can be symmetricly set on the both sides of head 4 according to the shape of greater tubercle, and combined hole is set on the axis of symmetry; The free end of extension arm preferably is arranged to circular-arc, in case wearing and tearing surrounding tissue when using.Be equipped with on the extension arm of medial and lateral away from first combined hole of body with near second combined hole of body; The line of inboard extension arm first combined hole and outside extension arm second combined hole, and the angle between the line of inboard extension arm second combined hole and outside extension arm first combined hole is 60 °; Article two, the intersection point place of line is provided with a combined hole.
According to embodiment 1 and 2 described methods, locking steel plate is fixed.Because the existence of extension arm can better form covering and parcel to greater tubercles of humerus, thereby make locking steel plate have better stability.
Said combined hole 11 is preferably with the inclination mode and passes plate body, and incline direction intersects each other.
Inboard described in the above-mentioned embodiment is meant that steel plate body is near a nodular side.
The described locking steel plate of above-mentioned embodiment; The combined hole of covering and near-end thereof that utilizes steel plate medial and lateral extension arm for absolute stable fixing means, helps primary union from the fixing greater tubercle of multi-angle; And enough intensity is arranged, help postoperative to suffer from the rehabilitation of shoulder early function.
More than specific embodiment of the present invention is described in detail, but it is as example, the present invention is not restricted to the specific embodiment of above description.To those skilled in the art, any equivalent modifications that this practicality is carried out with substitute also all among category of the present invention.Therefore, not breaking away from impartial conversion and the modification of being done under the spirit and scope of the present invention, all should contain within the scope of the invention.
Claims (10)
1. greater tubercles of humerus anatomical form locking steel plate, its plate body comprises body and head; It is characterized in that said plate body has radian; The body of said plate body and head are equipped with the combined hole that is used for fixing screw; Simultaneously, also be provided with a plurality of sutures hole on the plate body.
2. locking steel plate according to claim 1 is characterized in that, said plate body head both sides are provided with one or more extension arms, and said plate body has the radian consistent with the greater tubercles of humerus physiologic radian with extension arm.
3. locking steel plate according to claim 2 is characterized in that, said head is provided with 2 extension arms, promptly inboard and outside extension arm, and said extension arm is symmetricly set on the both sides of head, and axis of symmetry is provided with combined hole; Said two extension arms and plate body are formed the T font.
4. according to claim 2 or 3 described locking steel plates, it is characterized in that said extension arm is provided with one or more combined holes that are used for fixing screw.
5. locking steel plate according to claim 4 is characterized in that, is equipped with on the extension arm of said medial and lateral away from first combined hole of body with near second combined hole of body; The line of inboard extension arm first combined hole and outside extension arm second combined hole, and the angle between the line of inboard extension arm second combined hole and outside extension arm first combined hole is 60 °; Article two, the intersection point place of line is provided with a combined hole.
6. locking steel plate according to claim 4 is characterized in that said combined hole passes plate body with the inclination mode, and incline direction intersects each other.
7. locking steel plate according to claim 1 is characterized in that, said suture hole is arranged on the position near the plate body edge.
8. locking steel plate according to claim 1 is characterized in that, said body is provided with one or more being used for locking steel plate is fixed on the far-end fixing hole on the humerus backbone.
9. according to claim 1 or 8 described locking steel plates, it is characterized in that said combined hole and far-end fixing hole pass plate body with the inclination mode.
10. locking steel plate according to claim 9 is characterized in that, incline direction intersects respectively each other between the said combined hole, between the said far-end fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010256876.4A CN102370517B (en) | 2010-08-19 | 2010-08-19 | Humerus greater tubercle anatomizing type locking steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010256876.4A CN102370517B (en) | 2010-08-19 | 2010-08-19 | Humerus greater tubercle anatomizing type locking steel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102370517A true CN102370517A (en) | 2012-03-14 |
| CN102370517B CN102370517B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010256876.4A Expired - Fee Related CN102370517B (en) | 2010-08-19 | 2010-08-19 | Humerus greater tubercle anatomizing type locking steel plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103876815A (en) * | 2014-02-26 | 2014-06-25 | 胡海军 | Humeral greater tuberosity compression locking steel plate |
| CN106937881A (en) * | 2017-03-07 | 2017-07-11 | 高益斌 | Bones and joints fixed plate and rivet fixed plate |
| CN107049459A (en) * | 2017-03-07 | 2017-08-18 | 高益斌 | Locking steel plate and rivet locking steel plate |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020065516A1 (en) * | 1998-03-31 | 2002-05-30 | Winquist Robert A. | Orthopaedic bone plate |
| CN2757748Y (en) * | 2005-01-04 | 2006-02-15 | 张长青 | Medical component element for internal fixation coaptation |
| CN2783947Y (en) * | 2005-04-29 | 2006-05-31 | 张长青 | Locking board for bone fracture between tuberosity |
| CN1835718A (en) * | 2003-06-20 | 2006-09-20 | 精密医疗责任有限公司 | Bone plates with intraoperatively tapped apertures |
| CN1960681A (en) * | 2004-06-01 | 2007-05-09 | 辛迪思有限公司 | Osteosynthesis plate |
| CN1997322A (en) * | 2004-01-23 | 2007-07-11 | 德普伊产品公司 | System for stabilization of fractures of convex articular bone surfaces including subchondral support structure |
| CN201076512Y (en) * | 2007-09-14 | 2008-06-25 | 李军民 | Limited contact locking compression plate |
| US20080300637A1 (en) * | 2005-07-25 | 2008-12-04 | Smith & Nephew, Inc. | Systems and methods for using polyaxial plates |
| CN201379637Y (en) * | 2008-12-26 | 2010-01-13 | 枣庄矿业集团滕南医院 | Shinbone far-end fixing plate |
| CN201389072Y (en) * | 2009-01-14 | 2010-01-27 | 唐佩福 | Internal fixing steel plate for posterior acetabular wall fracture |
| CN101732085A (en) * | 2009-12-17 | 2010-06-16 | 张文捷 | Spiral bone plate for use on outer side of proximally middle section of humerus |
-
2010
- 2010-08-19 CN CN201010256876.4A patent/CN102370517B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020065516A1 (en) * | 1998-03-31 | 2002-05-30 | Winquist Robert A. | Orthopaedic bone plate |
| CN1835718A (en) * | 2003-06-20 | 2006-09-20 | 精密医疗责任有限公司 | Bone plates with intraoperatively tapped apertures |
| CN1997322A (en) * | 2004-01-23 | 2007-07-11 | 德普伊产品公司 | System for stabilization of fractures of convex articular bone surfaces including subchondral support structure |
| CN1960681A (en) * | 2004-06-01 | 2007-05-09 | 辛迪思有限公司 | Osteosynthesis plate |
| CN2757748Y (en) * | 2005-01-04 | 2006-02-15 | 张长青 | Medical component element for internal fixation coaptation |
| CN2783947Y (en) * | 2005-04-29 | 2006-05-31 | 张长青 | Locking board for bone fracture between tuberosity |
| US20080300637A1 (en) * | 2005-07-25 | 2008-12-04 | Smith & Nephew, Inc. | Systems and methods for using polyaxial plates |
| CN201076512Y (en) * | 2007-09-14 | 2008-06-25 | 李军民 | Limited contact locking compression plate |
| CN201379637Y (en) * | 2008-12-26 | 2010-01-13 | 枣庄矿业集团滕南医院 | Shinbone far-end fixing plate |
| CN201389072Y (en) * | 2009-01-14 | 2010-01-27 | 唐佩福 | Internal fixing steel plate for posterior acetabular wall fracture |
| CN101732085A (en) * | 2009-12-17 | 2010-06-16 | 张文捷 | Spiral bone plate for use on outer side of proximally middle section of humerus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103876815A (en) * | 2014-02-26 | 2014-06-25 | 胡海军 | Humeral greater tuberosity compression locking steel plate |
| CN106937881A (en) * | 2017-03-07 | 2017-07-11 | 高益斌 | Bones and joints fixed plate and rivet fixed plate |
| CN107049459A (en) * | 2017-03-07 | 2017-08-18 | 高益斌 | Locking steel plate and rivet locking steel plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102370517B (en) | 2016-01-20 |
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