CN201768021U - Self-drilling type percutaneous vertebral pedicle oriented bone grafting device - Google Patents
Self-drilling type percutaneous vertebral pedicle oriented bone grafting device Download PDFInfo
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- CN201768021U CN201768021U CN201020179025XU CN201020179025U CN201768021U CN 201768021 U CN201768021 U CN 201768021U CN 201020179025X U CN201020179025X U CN 201020179025XU CN 201020179025 U CN201020179025 U CN 201020179025U CN 201768021 U CN201768021 U CN 201768021U
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Abstract
The utility model relates to a self-drilling type percutaneous vertebral pedicle oriented bone grafting device, which comprises a bone taking device (1) and an oriented bone grafting mechanism and is characterized in that: the oriented bone grafting mechanism comprises a bone grafting hopper (2), a bone feeding device (3) and a locating component (4); the front part of the bone grafting hopper (2) is in the arc-shaped bent mode; an inclined plane and a side opening (5) are formed on the arc-shaped bent end face; a clamping groove (6) is arranged at the rear part of the bone grafting hopper (2); the bone feeding device (3) is connected with the bone grafting hopper (2) in the matching mode; a circular ring (7) is arranged in the middle of the locating component (4) which is fixed on the front part of the bone grafting hopper (2). The self-drilling type percutaneous vertebral pedicle oriented bone grafting device not only can take the bone by minimally invasive technique, self-drill vertebral pedicle channel by percutaneous puncture technique, simplify operating process and reduce operating wound, but also realize multidirectional oriented bone grafting, carry out controllability target area bone taking and auxiliary end plate reset, and increase bone grafting quantity and bone grafting area.
Description
Technical field
This utility model relates to a kind of device that is used for bone grafting in Wicresoft's breast lumbar vertebra, and the directed bone grafting device of particularly a kind of self-tapping type percutaneous cervical arc root is applicable to percutaneous pedicle vertebral body interior orientation bone grafting.Belong to medical care precess technique with the apparatus field.
Background technology
At present, bone grafting apparatus all is the pedicle bone grafting apparatus in the domestic known vertebral body, how to be made up of pedicle of vertebral arch reamer, bone grafting funnel, interior stamen, poker.Bone grafting funnel front end heads straight for mouth, and the bone grafting scope is few; Need appear corresponding vertebral arch portion during use, put into bone grafting funnel bone grafting step by step after the reaming, can only be used for open operation, operation wound is big, can not be used for bone grafting in the inside and outside vertebral body after fixing of vertebral fracture Wicresoft.The Optimesh system of designs such as external Lam use the injectable graininess bone-grafting material skin pedicle of vertebral arch vertebral body interplantation bone-specific drug osteoporotic compression fracture of vertabral body of passing through, but the pedicle of vertebral arch passage is bigger, and diameter 8.5mm wears out pedicle of vertebral arch easily, is not suitable for compatriots; And need to use special injectable graininess bone-grafting material, the domestic difficulty of carrying out, expense is also high.
The utility model content
The purpose of this utility model is in order to provide a kind of self-tapping type percutaneous cervical arc root directed bone grafting device.This utility model not only can micro-wound bone taking, percutaneous puncture self tapping pedicle of vertebral arch passage, simplify operation process, reduce operation wound, and can realize multi-faceted directed bone grafting, and carry out controllability target area bone grafting and auxiliary soleplate resets, increase bone grafting amount and bone grafting zone.
The purpose of this utility model can reach by the following technical programs:
The directed bone grafting device of self-tapping type percutaneous cervical arc root, comprise and get bone object and directed bone grafting mechanism, its construction features is: described directed bone grafting mechanism comprises the bone grafting funnel, send bone object and keeper, the front portion of bone grafting funnel is convexly curved, form inclined-plane and side opening at the end face of described arc-shaped bend, be provided with draw-in groove, describedly send bone object to match to be connected with the bone grafting funnel at the rear portion of bone grafting funnel, described keeper middle part is provided with circular hole, is fixed in bone grafting funnel front portion by circular hole.
The purpose of this utility model can also reach by the following technical programs:
A kind of embodiment of the present utility model is: the gradient that forms the inclined-plane at the end face of arc-shaped bend can be 12 degree.
A kind of embodiment of the present utility model is: describedly get bone object, bone grafting funnel, send bone object and keeper to be made by medical stainless steel.
A kind of embodiment of the present utility model is: the described anterior 50mm of the bone object place of getting can be the circular thin-wall cutter of diameter 10mm, wall thickness 1.5mm, and the front portion also is provided with rectangular aperture; Get the bone object rear portion and can be the thick-walled tube of diameter 10mm, wall thickness 3mm.
A kind of embodiment of the present utility model is: the external diameter of bone grafting funnel can be 5.5mm, and internal diameter can be 4mm.
A kind of embodiment of the present utility model is: the described bone object front portion of sending can be the cylinder of long 160mm, diameter 3.9mm, be provided with the arc-shaped bend that adapts with the bone grafting funnel and 12 degree tangent planes foremost, the rear portion is provided with the snib I that the draw-in groove with the bone grafting funnel is interlockingly connected.
A kind of embodiment of the present utility model is: the described bone object front portion of sending can be provided with arc-shaped bend foremost for the cylinder of long 160mm, diameter 3.7mm; Described directed bone grafting mechanism can also comprise carries a bone object, bone object was the thin-walled pressure vessel of falling the hump shape in described year, it is that 16mm, length are the sleeve pipe of 10mm that its front portion is provided with diameter, have snib II in the sleeve pipe, described snib II and draw-in groove are interlockingly connected to make the bone grafting funnel and carry bone object and form combination bone grafting funnel, and described bone object and the combination bone grafting funnel of sending links together.
A kind of embodiment of the present utility model is: the Circularhole diameter of described keeper can be 5.6mm, and a side of circular hole is provided with semi-circular elastic sheet, and this thin slice is connected with bolt.
The utlity model has following outstanding beneficial effect:
This utility model simplicity of design is reasonable, operate Wicresoft and safety, meet compatriots' pedicle of vertebral arch anatomical features, have functions such as percutaneous puncture, self tapping passage, directed bone grafting, auxiliary reset, be applicable to the fixedly interior bone grafting of postcentrum of breast lumbar vertebra fresh fracture Wicresoft, realize directed bone grafting, enlarge the bone grafting zone, increase the bone grafting amount.
Description of drawings
Fig. 1 is the structural representation of the directed bone grafting mechanism of specific embodiment 1.
Fig. 2 is the structural representation of the directed bone grafting mechanism of specific embodiment 2.
Fig. 3 is an axonometric chart of getting bone object.
Fig. 4 is the structure cutaway view of Fig. 3.
Fig. 5 is the axonometric chart of bone grafting funnel.
Fig. 6 is the structure cutaway view of Fig. 5.
Fig. 7 is the axonometric chart that send bone object of specific embodiment 1.
Fig. 8 is the axonometric chart that send bone object of specific embodiment 2.
Fig. 9 is the axonometric chart that carries bone object among Fig. 2.
Figure 10 is the structure cutaway view of Fig. 9.
Wherein, 1-gets bone object, 2-bone grafting funnel, and 3-send bone object, the 4-keeper, the 5-side opening, the 6-draw-in groove, the 7-circular hole, 8-snib I, 9-carries bone object, 10-snib II.
The specific embodiment
Specific embodiment 1:
Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7 constitute specific embodiment of the utility model 1.
With reference to Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, comprise and get bone object 1 and directed bone grafting mechanism, described directed bone grafting mechanism comprises bone grafting funnel 2, send bone object 3 and keeper 4, the front portion of bone grafting funnel 2 is convexly curved, end face at described arc-shaped bend forms inclined-plane and side opening 5, the gradient that the end face of described arc-shaped bend forms the inclined-plane is 12 degree, be provided with draw-in groove 6 at the rear portion of bone grafting funnel 2, describedly send bone object 3 to match to be connected with bone grafting funnel 2, described keeper 4 middle parts are provided with circular hole 7, are fixed in bone grafting funnel 2 front portions by circular hole 7.Describedly get bone object 1, bone grafting funnel 2, send bone object 3 and keeper 4 to make by medical stainless steel.The described bone object 1 anterior 50mm place of getting is 10mm circular thin-wall cutter for diameter, wall thickness 1.5mm, and the front portion also is provided with rectangular aperture, getting bone object 1 rear portion is the thick-walled tube of diameter 10mm, and wall thickness 3mm is because diameter is little, institute reduces the wound for the district so that little otch posterior superior iliac spine district cutter is got the column spongy bone.Describedly send that bone object 3 is anterior be the cylinder of long 160mm, diameter 3.9mm, be provided with the arc-shaped bend and 12 that adapts with bone grafting funnel 2 foremost and spend tangent planes, the rear portion is provided with the snib I 8 that the draw-in groove 6 with bone grafting funnel 2 is interlockingly connected.Circular hole 7 diameters of described keeper 4 are 5.6mm, and a side of circular hole 7 is provided with semi-circular elastic sheet, and this thin slice is connected with bolt, and keeper 4 is used for fixing funnel, and funnel reach when avoiding bone grafting causes trunk damage before the vertebra.
Present embodiment rear portion shape such as crux are convenient to grip to rotate, anterior shape such as solid cylinder, and external diameter is little and the front end point can directly pass the subcutaneous soft tissue that waits of skin, realizes percutaneous puncture; Rotate back and forth to be screwed into or to beat in the pedicle of vertebral arch, 1/3 bone defective region during through vertebral body is preceding because of sending bone object 4 anterior arc-shaped bends, makes the tip avoid pedicle of vertebral arch cortical bone wall, and advances along the spongiosa bone cavity, realizes automatic tracking function.
Specific embodiment 2:
Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 8, Fig. 9 and Figure 10 constitute specific embodiment of the utility model 2.
With reference to Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 8, Fig. 9 and Figure 10, the directed bone grafting mechanism of present embodiment also comprises carries a bone object 9, bone object 9 was the thin-walled pressure vessel of falling the hump shape in described year, it is that 16mm, length are the sleeve pipe of 10mm that its front portion is provided with diameter, have snib II 10 in the sleeve pipe, described snib II 10 is interlockingly connected to make bone grafting funnel 2 and carry bone object 9 with draw-in groove 6 and forms combination bone grafting funnel, and described bone object 3 and the combination bone grafting funnel of sending links together.Described bone object 3 front portions of sending are the cylinder of long 160mm, diameter 3.7mm, are provided with arc-shaped bend foremost.
The convertible funnel degree of depth of present embodiment and bell mouth towards, bone grafting is extracted the bone grafting device to increase bone grafting amount and bone grafting scope after bone grafting is intact repeatedly, without sew up wound, perspective in case of necessity in the operation; Send bone object 3 front middle parts thin and front end is big, increase elasticity,, be convenient to compacting all directions skeletal grain, realize the function of auxiliary reset, directed bone grafting to adapt to the arc-shaped bend of bone grafting funnel 2.
The remaining part 26S Proteasome Structure and Function is with specific embodiment 1.
Claims (9)
1. the directed bone grafting device of self-tapping type percutaneous cervical arc root, comprise and get bone object (1) and directed bone grafting mechanism, it is characterized in that: described directed bone grafting mechanism comprises bone grafting funnel (2), send bone object (3) and keeper (4), the front portion of bone grafting funnel (2) is convexly curved, end face at described arc-shaped bend forms inclined-plane and side opening (5), be provided with draw-in groove (6) at the rear portion of bone grafting funnel (2), describedly send bone object (3) to match to be connected with bone grafting funnel (2), described keeper (4) middle part is provided with circular hole (7), is fixed in bone grafting funnel (2) front portion by circular hole (7).
2. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 is characterized in that: the gradient that forms the inclined-plane at the end face of described arc-shaped bend is 12 degree.
3. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 and 2 is characterized in that: describedly get bone object (1), bone grafting funnel (2), send bone object (3) and keeper (4) to be made by medical stainless steel.
4. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 and 2 is characterized in that: the described circular thin-wall cutter of getting the anterior 50mm of bone object (1) place for diameter 10mm, and wall thickness 1.5mm, and the front portion also is provided with rectangular aperture; Getting bone object (1) rear portion is the thick-walled tube of diameter 10mm, wall thickness 3mm.
5. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 and 2, it is characterized in that: the external diameter of described bone grafting funnel (2) is 5.5mm, internal diameter is 4mm.
6. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 and 2, it is characterized in that: described bone object (3) front portion of sending is the cylinder of long 160mm, diameter 3.9mm, be provided with the arc-shaped bend that adapts with bone grafting funnel (2) and 12 degree tangent planes foremost, the rear portion is provided with the snib I (8) that the draw-in groove (6) with bone grafting funnel (2) is interlockingly connected.
7. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 and 2 is characterized in that: described bone object (3) front portion of sending is the cylinder of long 160mm, diameter 3.7mm, is provided with arc-shaped bend foremost.
8. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 7, it is characterized in that: described directed bone grafting mechanism also comprises carries a bone object (9), described year bone object (9) be the thin-walled pressure vessel of falling the hump shape, it is that 16mm, length are the sleeve pipe of 10mm that its front portion is provided with diameter, have snib II (10) in the sleeve pipe, described snib II (10) is interlockingly connected to make bone grafting funnel (2) and carry bone object (9) with draw-in groove (6) and forms combination bone grafting funnel, and described bone object (3) and the combination bone grafting funnel of sending links together.
9. the directed bone grafting device of self-tapping type percutaneous cervical arc root according to claim 1 and 2, it is characterized in that: circular hole (7) diameter of described keeper (4) is 5.6mm, and a side of circular hole (7) is provided with semi-circular elastic sheet, and this thin slice is connected with bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020179025XU CN201768021U (en) | 2010-04-27 | 2010-04-27 | Self-drilling type percutaneous vertebral pedicle oriented bone grafting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020179025XU CN201768021U (en) | 2010-04-27 | 2010-04-27 | Self-drilling type percutaneous vertebral pedicle oriented bone grafting device |
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| Publication Number | Publication Date |
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| CN201768021U true CN201768021U (en) | 2011-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020179025XU Expired - Fee Related CN201768021U (en) | 2010-04-27 | 2010-04-27 | Self-drilling type percutaneous vertebral pedicle oriented bone grafting device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103169530A (en) * | 2013-04-16 | 2013-06-26 | 山东冠龙医疗用品有限公司 | Bone filler |
| CN103405213A (en) * | 2013-08-20 | 2013-11-27 | 广州医学院第一附属医院 | Pedicle screw microscope |
| CN103494633A (en) * | 2013-10-18 | 2014-01-08 | 宋西正 | Spine percutaneous vertebral pedicle centrum reduction bone grafting apparatus |
| CN105105840A (en) * | 2015-09-29 | 2015-12-02 | 吴占勇 | Lumbar vertebra intervertebral bone graft funnel capable of being quickly filled |
| CN105286976A (en) * | 2015-09-18 | 2016-02-03 | 北京市富乐科技开发有限公司 | Puncture bone grafting system |
| CN113069195A (en) * | 2021-03-31 | 2021-07-06 | 河北医科大学第三医院 | Pathological vertebral body internal bone grafting instrument for percutaneous vertebral pedicle |
| CN113520513A (en) * | 2021-06-16 | 2021-10-22 | 叶川 | Bone-taking and pressure-reducing bone grafting device with functions of protecting hip and minimally invasive percutaneous and accurate positioning |
-
2010
- 2010-04-27 CN CN201020179025XU patent/CN201768021U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103169530A (en) * | 2013-04-16 | 2013-06-26 | 山东冠龙医疗用品有限公司 | Bone filler |
| CN103405213A (en) * | 2013-08-20 | 2013-11-27 | 广州医学院第一附属医院 | Pedicle screw microscope |
| CN103494633A (en) * | 2013-10-18 | 2014-01-08 | 宋西正 | Spine percutaneous vertebral pedicle centrum reduction bone grafting apparatus |
| CN103494633B (en) * | 2013-10-18 | 2017-02-08 | 宋西正 | Spine percutaneous vertebral pedicle centrum reduction bone grafting apparatus |
| CN105286976A (en) * | 2015-09-18 | 2016-02-03 | 北京市富乐科技开发有限公司 | Puncture bone grafting system |
| CN105105840A (en) * | 2015-09-29 | 2015-12-02 | 吴占勇 | Lumbar vertebra intervertebral bone graft funnel capable of being quickly filled |
| CN105105840B (en) * | 2015-09-29 | 2017-12-12 | 吴占勇 | It is a kind of can Fast Filling lumbar intervertebral bone grafting funnel |
| CN113069195A (en) * | 2021-03-31 | 2021-07-06 | 河北医科大学第三医院 | Pathological vertebral body internal bone grafting instrument for percutaneous vertebral pedicle |
| CN113520513A (en) * | 2021-06-16 | 2021-10-22 | 叶川 | Bone-taking and pressure-reducing bone grafting device with functions of protecting hip and minimally invasive percutaneous and accurate positioning |
| CN113520513B (en) * | 2021-06-16 | 2023-02-28 | 叶川 | Bone-taking and pressure-reducing bone grafting device capable of protecting hip through percutaneous minimally invasive precise positioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20120427 |