CN102551860A - Bone fracture plate - Google Patents
Bone fracture plate Download PDFInfo
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- CN102551860A CN102551860A CN2010106077009A CN201010607700A CN102551860A CN 102551860 A CN102551860 A CN 102551860A CN 2010106077009 A CN2010106077009 A CN 2010106077009A CN 201010607700 A CN201010607700 A CN 201010607700A CN 102551860 A CN102551860 A CN 102551860A
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- blade plate
- screw hole
- bottom side
- longitudinal axis
- hole
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Abstract
The invention provides a bone fracture plate and belongs to the field of medical instruments. The bone fracture plate is provided with a top lateral surface, a bottom lateral surface for contacting with the bone as well as more than two screw holes, wherein the screw holes penetrate through the top lateral surface of the bone fracture plate to the bottom lateral surface. The bone fracture plate is characterized in that the screw holes are arranged on the bone fracture plate along two longitudinal axes and deflect from a perpendicular line of the top lateral surface of the bone fracture plate by an angle. According to the embodiment of the invention, the fixing stability of the bone fracture plate can be enhanced and the fracture can be healed more quickly and better.
Description
Technical field
The present invention relates to medical instruments field, be meant a kind of blade plate especially.
Background technology
Blade plate of the prior art generally is fixed on fracture site by screw, and fixed fastness depends on the friction lock between screw and the bone contact surface, less stable.
Summary of the invention
The technical problem that the present invention will solve provides a kind of blade plate, can improve blade plate fixation stability property, makes the faster and better healing of fracture.
For solving the problems of the technologies described above, embodiments of the invention provide technical scheme following:
On the one hand; A kind of blade plate is provided; Have a top side face, and be used to contact bottom side and two above screw holes of bone; Said screw hole is through to bottom side from the top side face of said blade plate, and two in said blade plate upper edge longitudinal axis of said screw hole are arranged, and said screw hole is from angle of vertical line skew of said blade plate top side face.
Wherein, the angle ranging from 5 °-7.5 °.
Wherein, n+1 screw hole and n screw hole are on different longitudinal axis, and in the opposite direction from the vertical line skew equal angular of said blade plate top side face.
Wherein, said screw hole is the overlapping hole of screw hole or slide pressurization hole and screw hole.
Wherein, the two ends of said blade plate attenuation and head end gradually are arc, and proximal edge punishment is furnished with circular hole.
Wherein, the bottom side of said blade plate is the anatomical shape on tibia surface, to be attached to the surface of tibia.
Wherein, the bottom side of said blade plate is the anatomical shape of humeral surface, to be attached to the surface of humerus.
Wherein, the bottom side of said blade plate is the anatomical shape on chi radius surface, to be attached to the surface of chi radius.
Wherein, the bottom side of said blade plate is the anatomical shape of femoral surface, to be attached to the surface of femur.
Embodiments of the invention have following beneficial effect:
In the such scheme; Screw hole on the blade plate is arranged on the blade plate with the mode that is crossed as the angle, when using the screw fixation bone fracture plate, can the locking of more than enough plane fix like this; Increase the volume of controlling of screw; Increase the hold of screw, thereby make the fixing more stable of blade plate, be beneficial to the healing of patient's fracture.
Description of drawings
Fig. 1 is the structural representation of embodiments of the invention blade plate;
Figure 1A is the vertical view of embodiments of the invention blade plate;
Fig. 2 is the generalized section of the screw hole of embodiments of the invention blade plate;
Fig. 3 is the generalized section of the screw hole of prior art blade plate.
The specific embodiment
For technical problem, technical scheme and advantage that embodiments of the invention will be solved is clearer, will combine accompanying drawing and specific embodiment to be described in detail below.
Shown in Figure 1 is the structural representation of the blade plate of the embodiment of the invention; As shown in Figure 1, blade plate has bottom side 2 and two above screw holes 3 that a top side face 1, is used to contact bone, and screw hole 3 passes blade plate from top side face 1 to bottom side 2 and is communicated with; Two in blade plate upper edge longitudinal axis of screw hole 3 are arranged; Further, as shown in Figure 2, screw hole 3 is from angle of vertical line skew of blade plate top side face.Particularly, shown in the left figure of Fig. 2, be positioned at screw hole on the longitudinal axis of blade plate left side left from the vertical line of the blade plate top side face equal angular that squints; Shown in the right figure of Fig. 2, be positioned at screw hole on the longitudinal axis of blade plate right side to the right from the vertical line of the blade plate top side face equal angular that squints.
Wherein, the angle of screw hole 3 skews can be 5 °-7.5 °.
Particularly, shown in Figure 1A, two in blade plate upper edge longitudinal axis of screw hole 3 are arranged, and n+1 screw hole and n screw hole are on different longitudinal axis, and in the opposite direction from the vertical line of the blade plate top side face angle that squints.From the vertical line of the blade plate top side face angle that squints left, then n+1 screw hole is from the vertical line of the blade plate top side face equal angular that squints to the right such as n screw hole.
As shown in Figure 3, screw hole of the prior art generally is the vertical line setting along the blade plate top side face, and when adopting the screw fixation bone fracture plate, fixed surface of bone is long-pending to be merely 31 like this, and the frictional force between screw and the bone contact surface is limited; As shown in Figure 2, the screw hole of present embodiment is from angle of vertical line skew of blade plate top side face, and fixed surface of bone is long-pending to be dash area 22; Compare dash area 31; Present embodiment increases the fixed bone volume of screw, has increased the hold of screw, thereby improves blade plate fixation stability property.
Further, screw hole 3 can be the overlapping hole of screw hole or slide pressurization hole and screw hole.
Further, the two ends of the blade plate of present embodiment attenuation and head end gradually are arc, and proximal edge punishment is furnished with circular hole, and circular hole is used to insert Kirschner wire, can pre-fix blade plate before with screw blade plate fix.
The blade plate of present embodiment is simple in structure; Screw hole on the blade plate is arranged on the blade plate with the mode that is crossed as the angle, when using the screw fixation bone fracture plate, can the locking of more than enough plane fix like this; Increase the volume of controlling of screw; Increase the hold of screw, thereby make the fixing more stable of blade plate, be beneficial to the healing of patient's fracture.
The blade plate of present embodiment can be applied in the dissimilar fracture.Below in conjunction with different classification of fracture, the blade plate of present embodiment is described further.
Embodiment one
The bottom side of the blade plate of present embodiment can be the anatomical shape on tibia surface, can be attached to the surface of tibia.
2n or 2n+1 screw hole can be arranged, if total 2n screw hole on the blade plate then has n screw hole on every longitudinal axis on the blade plate; If total 2n+1 screw hole then wherein has n screw hole on a longitudinal axis on the blade plate, n+1 screw hole arranged on another longitudinal axis.Wherein, N can be 5,7,9,11,13,15 or 17; The diameter of screw hole can be 3.5mm; The spacing in every longitudinal axis screwing hole can be 10mm, and the distance between two longitudinal axis can be 5-8mm, and screw hole can be 5 °-6 ° from the angle of blade plate top side face vertical line skew.
Embodiment two
The bottom side of the blade plate of present embodiment can be the anatomical shape of humeral surface, can attach the surface of humerus.
2n or 2n+1 screw hole can be arranged, if total 2n screw hole on the blade plate then has n screw hole on every longitudinal axis on the blade plate; If total 2n+1 screw hole then wherein has n screw hole on a longitudinal axis on the blade plate, n+1 screw hole arranged on another longitudinal axis.Wherein, N can be 5,7,9,11,13,15 or 17; The diameter of screw hole can be 3.5mm; The spacing in every longitudinal axis screwing hole can be 10mm, and the distance between two longitudinal axis can be 5-8mm, and screw hole can be 5 °-6 ° from the angle of blade plate top side face vertical line skew.
Embodiment three
The bottom side of the blade plate of present embodiment can be the anatomical shape on chi radius surface, can be attached to the surface of chi radius.
2n or 2n+1 screw hole can be arranged, if total 2n screw hole on the blade plate then has n screw hole on every longitudinal axis on the blade plate; If total 2n+1 screw hole then wherein has n screw hole on a longitudinal axis on the blade plate, n+1 screw hole arranged on another longitudinal axis.Wherein, N can be 3,5,7,9,11 or 13; The diameter of screw hole can be 2.4mm or 2.7mm; The spacing in every longitudinal axis screwing hole can be 5-8mm, and the distance between two longitudinal axis can be 3-5mm, and screw hole can be 5 °-6 ° from the angle of blade plate top side face vertical line skew.
Embodiment four
The bottom side of the blade plate of present embodiment can be the anatomical shape of femoral surface, can be attached to the surface of femur.
2n or 2n+1 screw hole can be arranged, if total 2n screw hole on the blade plate then has n screw hole on every longitudinal axis on the blade plate; If total 2n+1 screw hole then wherein has n screw hole on a longitudinal axis on the blade plate, n+1 screw hole arranged on another longitudinal axis.Wherein, N can be 7,9,11,13,15 or 17, and the diameter of screw hole can be 4.5mm, and the spacing in every longitudinal axis screwing hole can be 15mm; Article two, the distance between the longitudinal axis can be 10mm, and screw hole can be 6 °-7.5 ° from the angle of blade plate top side face vertical line skew.
The above is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle according to the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (9)
1. blade plate; Have a top side face, and be used to contact bottom side and two above screw holes of bone; Said screw hole is through to bottom side from the top side face of said blade plate; It is characterized in that two in said blade plate upper edge longitudinal axis of said screw hole are arranged, said screw hole is from angle of vertical line skew of said blade plate top side face.
2. blade plate according to claim 1 is characterized in that, the angle ranging from 5 °-7.5 °.
3. blade plate according to claim 2 is characterized in that, n+1 screw hole and n screw hole are on different longitudinal axis, and in the opposite direction from the vertical line skew equal angular of said blade plate top side face.
4. blade plate according to claim 3 is characterized in that, said screw hole is the overlapping hole of screw hole or slide pressurization hole and screw hole.
5. blade plate according to claim 3 is characterized in that, the two ends of said blade plate attenuation and head end gradually are arc, and proximal edge punishment is furnished with circular hole.
6. blade plate according to claim 3 is characterized in that, the bottom side of said blade plate is the anatomical shape on tibia surface, to be attached to the surface of tibia.
7. blade plate according to claim 3 is characterized in that, the bottom side of said blade plate is the anatomical shape of humeral surface, to be attached to the surface of humerus.
8. blade plate according to claim 3 is characterized in that, the bottom side of said blade plate is the anatomical shape on chi radius surface, to be attached to the surface of chi radius.
9. blade plate according to claim 3 is characterized in that, the bottom side of said blade plate is the anatomical shape of femoral surface, to be attached to the surface of femur.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010607700.9A CN102551860B (en) | 2010-12-28 | 2010-12-28 | Bone fracture plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010607700.9A CN102551860B (en) | 2010-12-28 | 2010-12-28 | Bone fracture plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102551860A true CN102551860A (en) | 2012-07-11 |
| CN102551860B CN102551860B (en) | 2014-06-18 |
Family
ID=46399366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010607700.9A Active CN102551860B (en) | 2010-12-28 | 2010-12-28 | Bone fracture plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102551860B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106163434A (en) * | 2014-04-18 | 2016-11-23 | 白惠善 | Fixing utensil for opening hto art |
| CN108024828A (en) * | 2015-09-07 | 2018-05-11 | 卡尔莱布宁医疗技术有限公司 | Rib cage fixed system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2339168Y (en) * | 1997-09-04 | 1999-09-22 | 江西省遂川县人民医院 | Semi-plum-plossom shape bone-setting board |
| DE20218993U1 (en) * | 2002-12-07 | 2003-02-27 | Merete Medical Gmbh | Toe implant, comprising specifically shaped outer edge and bores with inclined inner surface for fixing |
| US20040024464A1 (en) * | 2001-01-30 | 2004-02-05 | Errico Thomas J. | Porous interbody fusion device having integrated polyaxial locking interference screws |
| US7104991B2 (en) * | 2001-02-27 | 2006-09-12 | Robert A Dixon | Method and device for using extended interference fit screw shanks for spinal stabilization |
| CN201912214U (en) * | 2010-12-28 | 2011-08-03 | 北京国人骨科医疗器械有限公司 | Bone fracture plate |
-
2010
- 2010-12-28 CN CN201010607700.9A patent/CN102551860B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2339168Y (en) * | 1997-09-04 | 1999-09-22 | 江西省遂川县人民医院 | Semi-plum-plossom shape bone-setting board |
| US20040024464A1 (en) * | 2001-01-30 | 2004-02-05 | Errico Thomas J. | Porous interbody fusion device having integrated polyaxial locking interference screws |
| US7104991B2 (en) * | 2001-02-27 | 2006-09-12 | Robert A Dixon | Method and device for using extended interference fit screw shanks for spinal stabilization |
| DE20218993U1 (en) * | 2002-12-07 | 2003-02-27 | Merete Medical Gmbh | Toe implant, comprising specifically shaped outer edge and bores with inclined inner surface for fixing |
| CN201912214U (en) * | 2010-12-28 | 2011-08-03 | 北京国人骨科医疗器械有限公司 | Bone fracture plate |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106163434A (en) * | 2014-04-18 | 2016-11-23 | 白惠善 | Fixing utensil for opening hto art |
| US10441331B2 (en) | 2014-04-18 | 2019-10-15 | Hae Sun Paik | Fixing tool for open-wedge high tibial osteotomy |
| CN108024828A (en) * | 2015-09-07 | 2018-05-11 | 卡尔莱布宁医疗技术有限公司 | Rib cage fixed system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102551860B (en) | 2014-06-18 |
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Effective date of registration: 20161223 Address after: 201807 Jiading District Jia Tang Road, Shanghai, No. 1988 Patentee after: Shanghai Sanyou medical equipment Limited by Share Ltd Address before: All economic and Technological Development Zone of Beijing City Road 100176 No. 15 1903 Patentee before: Beijing Guoren Orthopedic Medical Equipment Co., Ltd. |