CN203634264U - Combined bone grafting device generally used for spine interbody and vertebral body - Google Patents
Combined bone grafting device generally used for spine interbody and vertebral body Download PDFInfo
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- CN203634264U CN203634264U CN201320742300.8U CN201320742300U CN203634264U CN 203634264 U CN203634264 U CN 203634264U CN 201320742300 U CN201320742300 U CN 201320742300U CN 203634264 U CN203634264 U CN 203634264U
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- sleeve pipe
- leak stopping
- thick
- bone grafting
- thin
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Abstract
The utility model relates to the technical field of orthopaedic medical appliances and in particular relates to a combined bone grafting device generally used for spine interbody and vertebral body. The combined bone grafting device is made of stainless steel, so that the strength of the bone grafting device is enhanced, the reliability of the bone grafting device is improved, and the spinal surgery efficiency is improved. The bone grafting device comprises a handle, a funnel, a sleeve tube, a piston and an anti-leak sleeve tube, and is characterized in that the handle is connected with the piston; the funnel is in threaded fit with the sleeve tube; the piston penetrates through the funnel and is arranged in the sleeve tube; the anti-leak sleeve tube is arranged outside the sleeve tube.
Description
Technical field
this utility model relates to orthopedic medical device technical field, particularly a kind of combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body.
Background technology
at present in operation on vertebra, special bone grafting instrument is less, most of bone grafting means are all between vertebral body or the inner gap of vertebral body by flat tweezer, vascular forceps and other tool holding, because the broken bone amount of each clamping is less, the heavy clamping repeatedly of meeting like this, time is longer, efficiency is low, increase amount of bleeding, in clamping process, can be easy to produce broken bone and leak, cause the damage of spinal dura mater or nerve root simultaneously, even spinal column deep infection, and broken bone is placed skewness, not compact at lay down location, affects the fusion of bone.
at present existing some homemade bone graftings of applying are rebuild bone grafting instrument, and in the time that broken bone is installed, quantitative scale is only at bone grafting sleeve outer wall, if adopt stainless steel material, the tolerance of planting so broken bone volume is not accurate.Install broken bone in sleeve pipe time, sleeve pipe lower end does not have locking device, can only use hands shutoff, makes the broken bone device in sleeve pipe unreal, and not only the bone amount of required device is inaccurate, and after hands is decontroled, easily produces and leak.
for Intrapyramidal bone grafting instrument, general bone grafting sleeve pipe is all thicker, and interbody space is less, like this, the bone grafting instrument of using for vertebral body, between vertebral body because bone grafting sleeve pipe is thick, and can not apply.And be exclusively used in the bone grafting instrument of intervertebral, and bone grafting sleeve pipe is all more tiny, and in the time implementing in vertebral body bone grafting, it is less that sleeve pipe is equipped with broken bone amount, needs repeatedly bone grafting, just can meet the demands, and makes Intrapyramidal bone grafting Efficiency Decreasing, increases operating time.In the time of spinal operation, need to carry out bone grafting to vertebral body intervertebral time, current had bone grafting instrument equipment can not meet the demand of both operations simultaneously simultaneously.
Summary of the invention
this utility model is exactly for the problems referred to above, makes up the deficiencies in the prior art, provides a set of and is applicable to again interpyramidal combination type bone grafting instrument for spinal vertebral, adopt stainless steel material, increase the intensity of bone grafting instrument, improve the reliability of bone grafting instrument, improve the efficiency of operation on vertebra.
for realizing above-mentioned purpose of the present utility model, this utility model adopts following technical scheme.
this utility model comprises handle, funnel, sleeve pipe, piston, and leak stopping sleeve pipe, its structural feature is: described handle is connected with piston, described funnel and sleeve pipe pass through threaded engagement, piston is arranged in sleeve pipe through funnel, is also provided with leak stopping sleeve pipe outward at sleeve pipe.
particularly, described sleeve pipe comprises a thick sleeve pipe and a thin sleeve pipe, and described piston comprises a heavy manual labour plug and a small piston, and described leak stopping sleeve pipe comprises a thick leak stopping sleeve pipe and a thin leak stopping sleeve pipe; Heavy manual labour plug and small piston are to be all made up of the nut structure I, limited block and the piston rod that join successively, described nut structure I can match with the helicitic texture I of handle bottom respectively, described limited block is corresponding with funnel inner chamfer, and described piston rod external diameter is corresponding with the internal diameter of thick sleeve pipe and thin sleeve pipe respectively.
the upper end of described thick sleeve pipe and thin sleeve pipe is all with the nut structure II matching with funnel lower thread structure II, and the outlet of thick sleeve pipe and thin sleeve pipe lower end, for being with bevelled outlet, is provided with concave surface on inclined-plane.
the internal diameter of described thick leak stopping sleeve pipe is corresponding with the external diameter of thick sleeve pipe, and the internal diameter of thin leak stopping sleeve pipe is corresponding with the external diameter of thin sleeve pipe; The lower surface of thick leak stopping sleeve pipe and thin leak stopping sleeve pipe is the inclined-plane corresponding with described outlet, and on the sidewall of thick leak stopping sleeve pipe and thin leak stopping sleeve pipe, groove is all set, and the bottom of groove is from the side of thick leak stopping sleeve pipe and thin leak stopping sleeve pipe lower surface.
more specifically, the internal diameter of described thick sleeve pipe is identical with the internal diameter of junction, funnel lower end; In addition, the bucket-shaped anchor ring of described thin sleeve pipe upper entrance place and its top joins, and this bucket-shaped anchor ring is connected with the inner chamfer of funnel.The object of aforementioned setting is: the bore of the lower end of funnel is consistent with the internal diameter of thick sleeve pipe, and the internal diameter of thin sleeve pipe is little, and there is an inclined-plane its upper end, and the upper end bore on inclined-plane is identical with the bore of funnel lower end, when connection, can have one to be connected with funnel.
the broken bone volume of filling in order to measure inside pipe casing, as a kind of improvement of the present utility model, is provided with graduation mark at the cylindrical outer surface of heavy manual labour stopper rod and fine work stopper rod.
as another kind of improvement of the present utility model, the framework outer wrap resin material structure that described handle is made up of metal material forms, effect: its shape design is convenient to hold, and is convenient to the operation of patient's bone grafting.And, described leak stopping sleeve pipe is provided with handled easily handle part that person holds.
for increasing the intensity of bone grafting instrument, described funnel, sleeve pipe, piston, and leak stopping sleeve pipe all should adopt stainless steel material to make.
compared with prior art the beneficial effects of the utility model.
compared with prior art, this combination type bone grafting instrument, during to spinal operation, the combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body of the present utility model can be common to the operation of vertebral body and intervertebral, need not be for different operation, and prepare different operating theater instruments, and use simple and convenient, between art, can make broken bone not leak simultaneously, can not cause infection etc.
Accompanying drawing explanation
fig. 1 is the structural representation of this utility model combination type bone grafting instrument.
fig. 2 is the structural representation of this utility model combination type bone grafting instrument handle.
fig. 3 is the structural representation of this utility model combination type bone grafting instrument funnel.
fig. 4 is the structural representation of this utility model combination type bone grafting instrument heavy manual labour plug.
fig. 5 is the structural representation of this utility model combination type bone grafting instrument small piston.
fig. 6 is the structural representation of the thick sleeve pipe of this utility model combination type bone grafting instrument.
fig. 7 is the structural representation of the thin sleeve pipe of this utility model combination type bone grafting instrument.
fig. 8 is the structural representation of the thick caulking tube of this utility model combination type bone grafting instrument.
fig. 9 is the structural representation of the thin caulking tube of this utility model combination type bone grafting instrument.
wherein, 1 is hands handle, 1-1 is resin material structure, 1-2 is helicitic texture I, 1-3 is the framework being made up of metal material, 2 is piston, 2-1 is heavy manual labour plug, 2-2 is small piston, 2-3 is nut structure I, 2-4 is limited block, 2-5 is graduation mark, 3 is funnel, 3-1 is helicitic texture II, 3-2 is funnel inner chamfer, 4 is sleeve pipe, 4-1 is thick sleeve pipe, 4-2 is thin sleeve pipe, 4-3 is nut structure II, 4-4 is bucket-shaped anchor ring, 4-5 is concave surface, 5 is leak stopping sleeve pipe, 5-1 is thick leak stopping sleeve pipe, 5-2 is thin leak stopping sleeve pipe, 5-3 is groove, 5-4 is lower surface, 5-5 is handle part.
The specific embodiment
as shown in Figure 1, this utility model is common to the combination type bone grafting instrument of spinal column intervertebral and vertebral body in the time of application, handle 1 connects piston 2, funnel 3 joint sleeves 4, sleeve pipe 4 inserts in leak stopping sleeve pipe 5 again, and broken bone is put into sleeve pipe 4 by funnel 3, and the piston 2 being connected by handle 1 inserts sleeve pipe 4, determine certain pressure, the broken bone compacting in sleeve pipe 4; Meanwhile, by the scale of piston 2 piston rod peripheries, interior the installed broken bone volume of tolerance sleeve pipe 4, then removes leak stopping sleeve pipe 5, and sleeve pipe 4 is inserted to wanted bone grafting place, with pressing handle 1, makes the broken bone of certain volume implant the tissue place of the bone grafting of wanting.
as shown in Figures 2 and 3, the framework 1-3 outer wrap resin material structure 1-1 that described handle 1 is made up of metal material forms, described handle 1 lower end, middle part is threaded structure I 1-2, can be in bone grafting instrument application, in the time of vertebral body bone grafting, connect heavy manual labour plug 2-1, in the time of intervertebral bone graft, connect small piston 2-2.Described funnel inner chamfer 3-2 is with certain angle, and the lower end of funnel 3 is threaded structure II 3-1, connects thick sleeve pipe 4-1 in the time of vertebral body bone grafting, connects thin sleeve pipe 4-2 in the time of intervertebral bone graft.
as shown in Figure 4 and Figure 5, described piston 2 comprises heavy manual labour plug 2-1 and small piston 2-2.The nut structure I 2-3 matching with handle 1 lower thread structure I is arranged at the top of described heavy manual labour plug 2-1 and small piston 2-2.On described heavy manual labour plug 2-1 and small piston 2-2, there is the limited block 2-4 matching with funnel inner chamfer 3-2.On the periphery of described heavy manual labour plug 2-1 and small piston 2-2, there is the graduation mark 2-5 of the broken bone volume of tolerance sleeve pipe 4 interior arrangement.The diameter of the piston rod of described heavy manual labour plug 2-1 is greater than the piston rod of small piston 2-2.
as shown in Figure 6 and Figure 7, described thick sleeve pipe 4-1 has with funnel 3 lower thread structure II 3-1 and is connected and fixed the nut structure II 4-3 matching with thin sleeve pipe 4-2 upper end.Described thick sleeve pipe 4-1 internal diameter is identical with the internal diameter of funnel 3 junctions, lower end.The interior gauge structure of described thin sleeve pipe 4-2 upper end and funnel 3 junctions is bucket-shaped anchor ring 4-4, and bucket-shaped anchor ring 4-4 is connected funnel inner chamfer 3-2 and thin sleeve pipe 4-2 internal diameter.Described thick sleeve pipe 4-1 for being with bevelled outlet, is provided with concave surface 4-5 with thin sleeve pipe 4-2 lower part outlet on inclined-plane, the described angle with concave surface 4-5 inclined-plane is consistent with the lower surface 5-4 angle of leak stopping sleeve pipe 5.The diameter of described thick sleeve pipe 4-1 is greater than the diameter of thin sleeve pipe 4-2.
as shown in Figure 8 and Figure 9, described caulking tube 5 comprises thick leak stopping sleeve pipe 5-1 and thin leak stopping sleeve pipe 5-2, thick leak stopping sleeve pipe 5-1 and thin leak stopping sleeve pipe 5-2 both sides fluting 5-3, and groove 5-3 bottom opens from caulking tube 5 lower surface, bottom 5-4 inner surfacies.The top of described thick leak stopping sleeve pipe 5-1 and thin leak stopping sleeve pipe 5-2 is the handle part 5-5 of curved circular opening, and when use, handle part 5-5 contacts with the outer surface of the nut structure II 4-3 below of sleeve pipe 4 respectively.
described thick sleeve pipe 4-1 and the inclined-plane of thin sleeve pipe 4-2 lower end outlet with concave surface 4-5, in the time that bone grafting operation is applied, contact with described thick leak stopping sleeve pipe 5-1 and thin leak stopping sleeve pipe 5-2 lower surface 5-4 respectively, the inclined-plane of concave surface 4-5 contacts and leaves slight void with leak stopping sleeve pipe lower surface 5-5, can make the Bas Discharged in the broken bone of sleeve pipe 4.Because the groove 5-4 bottom of leak stopping sleeve pipe 5 is opened by leak stopping sleeve pipe 5 lower surface 5-4 inner surfacies, therefore, discharge via the groove 5-4 of caulking tube 5 both sides from the air of sleeve pipe 4 interior discharges.
Claims (6)
1. one kind is common to the combination type bone grafting instrument of spinal column intervertebral and vertebral body, comprise handle (1), funnel (3), sleeve pipe (4), piston (2), and leak stopping sleeve pipe (5), it is characterized in that: described handle (1) is connected with piston (2), described funnel (3) passes through threaded engagement with sleeve pipe (4), piston (2) is arranged in sleeve pipe (4) through funnel (3), is also provided with leak stopping sleeve pipe (5) outside sleeve pipe (4).
2. the combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body as claimed in claim 1, it is characterized in that: described sleeve pipe (4) comprises a thick sleeve pipe (4-1) and a thin sleeve pipe (4-2), described piston (2) comprises a heavy manual labour plug (2-1) and a small piston (2-2), and described leak stopping sleeve pipe (5) comprises a thick leak stopping sleeve pipe (5-1) and a thin leak stopping sleeve pipe (5-2); Heavy manual labour plug (2-1) and small piston (2-2) are to be all made up of the nut structure I (2-3) of joining successively, limited block (2-4) and piston rod, described nut structure I (2-3) can match with the helicitic texture I (1) of handle (1) bottom respectively, described limited block (2-4) is corresponding with funnel inner chamfer (3-2), and described piston rod external diameter is corresponding with the internal diameter of thick sleeve pipe (4-1) and thin sleeve pipe (4-2) respectively;
The upper end of described thick sleeve pipe (4-1) and thin sleeve pipe (4-2) is all with the nut structure II (4-3) matching with funnel (3) lower thread structure II (3-1), the outlet of thick sleeve pipe (4-1) and thin sleeve pipe (4-2) lower end, for being with bevelled outlet, is provided with concave surface (4-5) on inclined-plane;
The internal diameter of described thick leak stopping sleeve pipe (5-1) is corresponding with the external diameter of thick sleeve pipe (4-1), and the internal diameter of thin leak stopping sleeve pipe (5-2) is corresponding with the external diameter of thin sleeve pipe (4-2); The lower surface (5-4) of thick leak stopping sleeve pipe (5-1) and thin leak stopping sleeve pipe (5-2) is the inclined-plane corresponding with described outlet, and on the sidewall of thick leak stopping sleeve pipe (5-1) and thin leak stopping sleeve pipe (5-2), groove (5-3) is all set, the bottom of groove (5-3) is from the side of thick leak stopping sleeve pipe (5-1) and thin leak stopping sleeve pipe (5-2) lower surface.
3. the combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body as claimed in claim 2, is characterized in that: the internal diameter of described thick sleeve pipe (4-1) is identical with the internal diameter of funnel (3) junction, lower end; The bucket-shaped anchor ring (4-4) of described thin sleeve pipe (4-2) upper entrance place and its top joins, and this bucket-shaped anchor ring (4-4) is connected with funnel inner chamfer (3-2).
4. the combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body as claimed in claim 2, is characterized in that: be provided with graduation mark (2-5) at the cylindrical outer surface of heavy manual labour stopper rod and fine work stopper rod.
5. the combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body as claimed in claim 2, is characterized in that: framework (1-3) the outer wrap resin material structure (1-1) that described handle (1) is made up of metal material forms; Described leak stopping sleeve pipe (5) is provided with handle part (5-5).
6. the combination type bone grafting instrument that is common to spinal column intervertebral and vertebral body as described in arbitrary claim in claim 1-3, it is characterized in that: described funnel (3), sleeve pipe (4), piston (2), and leak stopping sleeve pipe (5) all should adopt stainless steel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320742300.8U CN203634264U (en) | 2013-11-22 | 2013-11-22 | Combined bone grafting device generally used for spine interbody and vertebral body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320742300.8U CN203634264U (en) | 2013-11-22 | 2013-11-22 | Combined bone grafting device generally used for spine interbody and vertebral body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203634264U true CN203634264U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320742300.8U Expired - Fee Related CN203634264U (en) | 2013-11-22 | 2013-11-22 | Combined bone grafting device generally used for spine interbody and vertebral body |
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|---|---|
| CN (1) | CN203634264U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286977A (en) * | 2015-12-07 | 2016-02-03 | 付松 | Inter-vertebral bone grafting instrument |
| 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 |
| CN108095868A (en) * | 2018-02-02 | 2018-06-01 | 杨珍珍 | A kind of intervertenral space bone grafting filling device |
| CN109350315A (en) * | 2018-09-26 | 2019-02-19 | 杨宗德 | A kind of skeletal grain filling equipment |
| CN112353527A (en) * | 2020-10-30 | 2021-02-12 | 生物岛实验室 | Bone grafting assembly and bone grafting funnel thereof |
-
2013
- 2013-11-22 CN CN201320742300.8U patent/CN203634264U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105286977A (en) * | 2015-12-07 | 2016-02-03 | 付松 | Inter-vertebral bone grafting instrument |
| CN108095868A (en) * | 2018-02-02 | 2018-06-01 | 杨珍珍 | A kind of intervertenral space bone grafting filling device |
| CN109350315A (en) * | 2018-09-26 | 2019-02-19 | 杨宗德 | A kind of skeletal grain filling equipment |
| CN112353527A (en) * | 2020-10-30 | 2021-02-12 | 生物岛实验室 | Bone grafting assembly and bone grafting funnel thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20151122 |
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| EXPY | Termination of patent right or utility model |