CN209611286U - A kind of novel bone filler delivery instrument - Google Patents
A kind of novel bone filler delivery instrument Download PDFInfo
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- CN209611286U CN209611286U CN201821913313.6U CN201821913313U CN209611286U CN 209611286 U CN209611286 U CN 209611286U CN 201821913313 U CN201821913313 U CN 201821913313U CN 209611286 U CN209611286 U CN 209611286U
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- bent angle
- bone filler
- handle
- delivery
- sheath core
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Abstract
The utility model provides a kind of novel bone filler delivery instrument, component is adjusted including bent angle bone filler conveying assembly and bent angle, bent angle bone filler conveying assembly includes bent angle delivery pipe and delivery tube handle, bent angle delivery tube is fixed bent angle, bent angle delivery pipe is fixedly connected with delivery tube handle, and delivery tube handle is provided with bone filler grouting socket；It includes regulation handle and regulation pipe that bent angle, which adjusts component, and regulation handle is fixedly connected with delivery tube handle, and the rigidity of regulation pipe is greater than the rigidity of bent angle delivery pipe；In the regulation pipe that the fixation angle section of bent angle delivery tube is mounted in advance, by operating regulation handle, the fixation angle section of bent angle delivery tube can be made to discharge and recycle.The novel bone filler delivery instrument of the utility model enters centrum for instrument and provides bigger push power, is more advantageous to the operation of doctor, improves the success rate of operation.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of novel bone filler delivery instruments.
Background technique
The compression fracture of vertabral body due to caused by osteoporosis is mainly in the elderly, as aging deepens continuously, is suffered from
The patient of this disease is also increasing sharply, and percutaneous vertbroplasty (PVP) or Percutaneous kyplasty (PKP) are being controlled
It treats in this kind of disease and has played irreplaceable role.Currently, bone filler delivery cannula is widely used in vertebroplasty
In, image documentation equipment monitoring under, by external force into the cancellous space of vertebra injection fillers object (such as bone cement), reach reparation
Vertebral height enhances the strength and stability of centrum, reduction of patient pain in back and loin, thus treatment vertebra due to caused by osteoporosis
The purpose of body compression fracture.
Domestic is at present that Ningbo China Tech moistens company's life in the bent angle instrument that the field vertebroplasty (PVP or PKP) has listed
Vertebral body shaper series-disposable Cement fixation external member of production, concrete scheme can be referring to patent CN102784434A.In
In surgical procedure, doctor, which needs to take biggish power straight cutting is suppressed in instrument bending part, to be entered to puncture needle tubing, then by instrument by wearing
Pricker pipe is inserted directly into centrum, due to the variation of power size during entrance, so that position locating for bending section when in use
Set can and desired location there are certain deviations, simultaneously because the uncertainty of bone tissue hardness, part bone tissue is deposited when harder
Can not be completely into the risk of centrum.
For above-mentioned defect, for problem of the prior art, bone filler conveyer can effectively be controlled by needing one kind
Tool in-position and with it is bigger push power instrument.
Utility model content
In view of the drawbacks described above of the prior art, the purpose of the utility model is to provide one kind flexibly to use, operation side
Just, highly-safe novel bone filler delivery instrument.
Novel bone filler delivery instrument provided by the utility model is pre- by the fixed angle section in the distal end of bent angle delivery pipe
In regulation pipe, by rotating regulation handle, bent angle delivery pipe is made to enter centrum with biggish push power.
The utility model uses following technical scheme to solve above-mentioned technical problem:
The utility model provides a kind of novel bone filler delivery instrument, including bent angle bone filler conveying assembly and curved
Angle adjusts component, in which: the bent angle bone filler conveying assembly includes bent angle delivery pipe and delivery tube handle, and the bent angle is defeated
Sending pipe distal end is fixed bent angle, and the bent angle delivery pipe is fixedly connected with the delivery tube handle, the delivery tube handle setting
There is bone filler grouting socket；It includes regulation handle and regulation pipe that the bent angle, which adjusts component, the regulation handle with it is described defeated
Pipe handle is sent to be fixedly connected, the rigidity of the regulation pipe is greater than the rigidity of the bent angle delivery pipe；The bent angle delivery tube
Fixation angle section be mounted in the regulation pipe in advance, by operating the regulation handle, the bent angle delivery pipe can be made remote
The fixation angle section at end discharges and recycling.
Further, the fixation angle section of sliding block and the bent angle delivery pipe is provided in the middle part of the bent angle delivery pipe
Point distal end side wall is provided with one or more bone material injection orifices.
It is further preferred that the spread pattern of the bone filler injection orifice of the bent angle delivery tube has single hole, three holes
Word order, porous cross arrangement or porous evenly distributed mode.
Further, the regulation handle includes regulating part, sleeve and buckle, and the regulating part is internally provided with limit
Slot, the side of the buckle are provided with several limit films and several card slots, and the sliding block is mounted between the limit film；It is described
Sleeve one end is provided with card slot boss, and the other end is provided with positive stop lug boss, and the card slot boss is mounted in the card slot, described
Positive stop lug boss is mounted in limiting slot, drives the sleeve rotation to make the sliding block along the limit by rotating the regulating part
Piece does straight reciprocating motion.
Further, the novel bone filler delivery cannula further includes being slideably inserted in the bent angle delivery pipe
The sheath core assembly in portion, the sheath core assembly include sheath core and sheath core handle, and the proximal end of the sheath core is fixedly connected with a sheath core handle,
The sheath core can be relatively rotated with the sheath core handle, and the sheath core handle is detachably connected with the delivery tube handle, be passed through
Regulation handle is operated, so that the sheath core and the bent angle delivery pipe are discharged and recycled jointly.
It is further preferred that the distal end of the sheath core is stationary curved section, described stationary curved section is rigidity, to increase
State the axial push power of bent angle delivery pipe bending section.
It is further preferred that the material of the sheath core is metal alloy or marmem or metal alloy and shape
The combination of memorial alloy.
It is further preferred that the material of the sheath core be metal alloy or be marmem or metal alloy with
The combination of marmem, or be the combination of medical macromolecular materials or metal alloy and medical macromolecular materials, the sheath
Core plays the role of closing bone material injection orifice.
Further, the distal end closing of the bent angle delivery pipe, and its material is medical macromolecular materials or metal alloy
With the combination of medical macromolecular materials.
It is further preferred that the material of the bent angle delivery pipe is metal alloy, or is closed for marmem or metal
The combination of gold and marmem.
It is further preferred that the distal end of the fixation angle section of the bent angle delivery pipe is provided with end socket, the end socket
It is fixedly connected with the bent angle delivery pipe, the material of the end socket is medical macromolecular materials or metal alloy or shape memory
Alloy.
The utility model is had the following technical effect that compared with prior art using above technical scheme
1) the utility model bone filler delivery instrument bent angle delivery pipe can be placed in regulation pipe in advance, without in hand
Angle section is suppressed straight rear insertion in the process and punctured in needle tubing by art, reduces effect when instrument enters puncture needle tubing to puncture needle
Power simplifies surgical procedure, reduces operation risk；
2) multiple bone filler injection orifices of the utility model bent angle delivery pipe can make the flow direction of bone filler more equal
It is even, biggish broken bone can also be prevented to enter delivery pipe, reduce the risk of operation；
3) the utility model uses screw thread Push Technology, enters centrum for bent angle delivery pipe and provides bigger puncture force, can
Effectively to solve various centrum inner bone tissues situations；
4) the utility model realizes the release and recycling of bent angle delivery pipe by operation regulation handle, can accurately control
Bent angle delivery pipe enters the length of centrum, avoids the risk for wearing out vertebral rim, substantially increases operation safety.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel bone filler delivery instrument of the utility model；
Fig. 2 is that a kind of bent angle of novel bone filler delivery instrument of the utility model conveys the structural schematic diagram of tube assembly；
Fig. 2 a is a kind of structural schematic diagram of the bone filler injection orifice of novel bone filler delivery instrument of the utility model；
Fig. 2 b is the structural schematic diagram of end socket connection in the utility model embodiment 2；
Fig. 3 is that a kind of bent angle of novel bone filler delivery instrument of the utility model adjusts the structural schematic diagram of component；
Fig. 3 a is a kind of structural schematic diagram of the regulating part of novel bone filler delivery instrument of the utility model；
Fig. 3 b is a kind of structural schematic diagram of the buckle of novel bone filler delivery instrument of the utility model；
Fig. 3 c is a kind of structural schematic diagram of the sleeve of novel bone filler delivery instrument of the utility model；
Fig. 4 is a kind of structural schematic diagram of the sheath core assembly of novel bone filler delivery instrument of the utility model.
Wherein, each appended drawing reference are as follows:
1- bent angle bone filler conveying assembly, 11- bent angle delivery pipe, the fixed bent angle of 111-, 112- sliding block, 113- bone are filled out
Fill object injection orifice, 12- delivery tube handle, 121- bone filler grouting socket, 13- end socket；2- bent angle adjusts component, and 21- is adjusted
Handle, 211- regulating part, 2111- limiting slot, 212- sleeve, 2121- card slot boss, 2122- positive stop lug boss, 213- buckle,
2131- limit film, 2132- card slot, 22- regulation pipe；3- sheath core assembly, 31- sheath core handle, 32- sheath core, 321 and 322- sheath core
Fixing piece.
Specific embodiment
The technical solution of the utility model is described in further detail with reference to the accompanying drawing.Described in the utility model
Proximal end refers to that one end close to operator, the distal end refer to one end far from operator.
Embodiment 1
As shown in Fig. 1-2 b, the present embodiment provides a kind of novel bone filler delivery instrument, including bent angle bone filler are defeated
Sending component 1 and bent angle adjust component 2, wherein the bent angle bone filler conveying assembly 1 includes bent angle delivery pipe 11 and conveying
Pipe handle 12, the material of the bent angle delivery pipe 11 are medical macromolecular materials or metal alloy and medical macromolecular materials
Combination, 11 distal end of bent angle delivery pipe is fixed bent angle 111, and the bent angle delivery pipe 11 is distally closed.The bent angle is defeated
Pipe 11 is sent to be fixedly connected with the delivery tube handle 12, the delivery tube handle 12 is provided with bone filler grouting socket 121, institute
Stating bent angle and adjusting component 2 includes regulation handle 21 and regulation pipe 22, and the regulation handle 21 and the delivery tube handle 12 are fixed
Connection, the rigidity of the regulation pipe 22 are greater than the rigidity of the bent angle delivery pipe 11, the fixed bent angle of bent angle delivery tube
In the regulation pipe 22, the fixed bent angle of bent angle delivery tube is realized by operating the regulation handle 21 in advance in part 111
The release and recycling of part 111.
In the present embodiment, as shown in Figure 1, being provided with sliding block 112 in the middle part of the bent angle delivery pipe 11, the bent angle conveying
The fixed 111 distal end side wall of angle section of pipe 11 is provided with one or more bone cement injection orifice 113.It is described as shown in Figure 2 a
The spread pattern of the bone filler injection orifice 113 of 11 distal end of bent angle delivery pipe has single hole, three hole word orders, porous cross arrangement
Or porous evenly distributed mode.Multiple bone filler injection orifices 113 can make flowing to for bone filler more uniform, can also
To prevent biggish broken bone from entering delivery pipe, reduce the risk of operation.
In the present embodiment, as shown in Fig. 3-3c, the regulation handle 21 includes regulating part 211, sleeve 212 and buckle
213, the regulating part 211 is internally provided with limiting slot 2111, and the buckle 213 is provided with limit film 2131 and card slot 2132,
The sliding block 112 is mounted between the limit film 2131, and described 212 one end of sleeve is provided with card slot boss 2121, the other end
It is provided with positive stop lug boss 2122, the card slot boss 2121 is mounted in the card slot 2132, and the positive stop lug boss 2122 is installed
In limiting slot 2111, the rotation of sleeve 212 is driven to make the sliding block 112 along the limit by rotating the regulating part 211
2131 straight reciprocating motion of bit slice.
In the present embodiment, as shown in figure 4, the novel bone filler delivery instrument further include be slideably inserted in it is described
Sheath core assembly 3 inside bent angle delivery pipe 11, the sheath core assembly 3 include sheath core handle 31 and sheath core 32, the sheath core 32
Material is the combination that metal alloy is perhaps marmem or metal alloy and marmem, the sheath core 32
Distal end is stationary curved section, and described stationary curved section is rigidity, increases the axial push power of the bent angle delivery pipe 11, the sheath
Core 34 is fixedly connected proximally by sheath core fixing piece 321 and sheath core fixing piece 322 with sheath core handle 31, the sheath core 32 with it is described
Sheath core handle 31 can relatively rotate, and the sheath core handle 32 is detachably connected with the delivery tube handle 12, be adjusted by operation
Section handle 21 realizes the sheath core 32 and the bent angle delivery pipe 11 release and recycling jointly.
Specific surgical procedure using the novel bone filler delivery instrument of the present embodiment is as follows:
Puncture channel is initially set up, a kind of novel bone filler delivery instrument of the utility model is then inserted into puncture needle
In pipe, regulation handle 21 is rotated, instrument distal portions bent angle delivery pipe 11 and instrument 32 enter centrum, observe and confirm under perspective
Into the position after centrum, after completely into centrum, sheath core assembly 3 is extracted, in the connection of bone filler grouting socket 121
Bone filler conveying device injects bone filler in centrum, while can be by rotating regulation handle 21 for bent angle delivery pipe
11 slowly recycling, withdrawn when bone filler be perfused, reduction bone filler injection pressure, while make bone filler in centrum more
It dissipates more evenly.
Embodiment 2
As shown in Fig. 1-2 b, a kind of novel bone filler delivery instrument, including bent angle bone filler are present embodiments provided
Conveying assembly 1 and bent angle adjust component 2, wherein the bent angle bone filler conveying assembly 1 includes bent angle delivery pipe 11 and defeated
Send pipe handle 12, the material of the bent angle delivery pipe 11 be metal alloy be perhaps marmem or metal alloy with
The combination of marmem, 11 distal end of bent angle delivery pipe are fixed bent angle 111, the fixed angle section of the bent angle delivery pipe
111 distal ends are divided to be provided with end socket 13,13 material of end socket is that medical macromolecular materials or metal alloy or shape memory close
Gold, the end socket 13 are fixedly connected with (connection type can be nested, welding etc.) with the bent angle delivery pipe 11.The bent angle is defeated
Pipe 11 is sent to be fixedly connected with the delivery tube handle 12, the delivery tube handle 12 is provided with bone filler grouting socket 121,
It includes regulation handle 21 and regulation pipe 22 that the bent angle, which adjusts component 2, and the regulation handle 21 and the delivery tube handle 12 are solid
Fixed connection, the rigidity of the regulation pipe 22 are greater than the rigidity of the bent angle delivery pipe 11, and the bent angle delivery tube fixation is curved
In the regulation pipe 22, realize that the fixation of bent angle delivery tube is curved by operating the regulation handle 21 in advance in angle part 111
The release and recycling of angle part 111.
In the present embodiment, as shown in Figure 1, being provided with sliding block 112 in the middle part of the bent angle delivery pipe 11, the bent angle conveying
The fixed 111 distal end side wall of angle section of pipe 11 is provided with one or more bone cement injection orifice 113.It is described as shown in Figure 2 a
The spread pattern of the bone filler injection orifice 113 of 11 distal end of bent angle delivery pipe has single hole, three hole word orders, porous cross arrangement
Or porous evenly distributed mode.Multiple bone filler injection orifices 113 can make flowing to for bone filler more uniform, can also
To prevent biggish broken bone from entering delivery pipe, reduce the risk of operation.
In the present embodiment, as shown in Fig. 3-3c, the regulation handle 21 includes regulating part 211, sleeve 212 and buckle
213, the regulating part 211 is internally provided with limiting slot 2111, and the buckle 213 is provided with limit film 2131 and card slot 2132,
The sliding block 112 is mounted between the limit film 2131, and described 212 one end of sleeve is provided with card slot boss 2121, the other end
It is provided with positive stop lug boss 2122, the card slot boss 2121 is mounted in the card slot 2132, and the positive stop lug boss 2122 is installed
In limiting slot 2111, the rotation of sleeve 212 is driven to make the sliding block 112 along the limit by rotating the regulating part 211
2131 straight reciprocating motion of bit slice.
In the present embodiment, as shown in figure 4, the novel bone filler delivery instrument further include be slideably inserted in it is described
Sheath core assembly 3 inside bent angle delivery pipe 11, the sheath core assembly 3 include sheath core handle 31 and sheath core 32, the sheath core 32
Material is that metal alloy is perhaps the marmem perhaps combination of metal alloy and marmem or to be medical
The combination of high molecular material or metal alloy and medical macromolecular materials, the sheath core 32 play closing bone cement injection orifice
113 effect, the sheath core 34 are fixedly connected proximally by sheath core fixing piece 321 and sheath core fixing piece 322 with sheath core handle 31,
The sheath core 32 can be relatively rotated with the sheath core handle 31, and the sheath core handle 32 and the delivery tube handle 12 are detachable
Connection realizes the sheath core 32 and the bent angle delivery pipe 11 release and recycling jointly by operating regulation handle 21.
Specific surgical procedure using the novel bone filler delivery instrument of the present embodiment is as follows:
Puncture channel is initially set up, a kind of novel bone filler delivery instrument of the utility model is then inserted into puncture needle
In pipe, regulation handle 21 is rotated, instrument distal portions bent angle delivery pipe 11 and instrument 32 enter centrum, observe and confirm under perspective
Into the position after centrum, after completely into centrum, sheath core assembly 3 is extracted, in the connection of bone filler grouting socket 121
Bone filler conveying device injects bone filler in centrum, while can be by rotating regulation handle 21 for bent angle delivery pipe
11 slowly recycling, withdrawn when bone filler be perfused, reduction bone filler injection pressure, while make bone filler in centrum more
It dissipates more evenly.
Specific embodiment of the utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to particular embodiments described above.To those skilled in the art, any that this practical is equal
Modifications and substitutions are also all among the scope of the utility model.Therefore, the institute under the spirit and scope for not departing from the utility model
The equal transformation and modification of work, should all cover in the scope of the utility model.
Claims (8)
1. a kind of novel bone filler delivery instrument, which is characterized in that adjusted including bent angle bone filler conveying assembly and bent angle
Component, in which: the bent angle bone filler conveying assembly includes bent angle delivery pipe and delivery tube handle, and the bent angle delivery pipe is remote
End is fixed bent angle, and the bent angle delivery pipe is fixedly connected with the delivery tube handle, and the delivery tube handle is provided with bone and fills out
Fill object grouting socket；It includes regulation handle and regulation pipe that the bent angle, which adjusts component, the regulation handle and the delivery pipe hand
Handle is fixedly connected, and the rigidity of the regulation pipe is greater than the rigidity of the bent angle delivery pipe；The fixation of the bent angle delivery tube
Angle section is mounted in advance in the regulation pipe, by operating the regulation handle, can make consolidating for the bent angle delivery tube
Determine angle section release and recycling.
2. novel bone filler delivery instrument according to claim 1, which is characterized in that set in the middle part of the bent angle delivery pipe
The fixation angle section distal end side wall for being equipped with sliding block and the bent angle delivery pipe is provided with one or more bone material injections
Hole.
3. novel bone filler delivery instrument according to claim 2, which is characterized in that the regulation handle includes adjusting
Part, sleeve and buckle, the regulating part are internally provided with limiting slot, and the side of the buckle is provided with several limit films and several
Card slot, the sliding block are mounted between the limit film；Described sleeve one end is provided with card slot boss, and the other end is provided with limit
Boss, the card slot boss are mounted in the card slot, and the positive stop lug boss is mounted in limiting slot, by rotating the adjusting
Part drives the sleeve rotation that the sliding block is made to do straight reciprocating motion along the limit film.
4. novel bone filler delivery instrument according to claim 1, which is characterized in that the novel bone filler conveying
Casing further includes the sheath core assembly being slideably inserted in inside the bent angle delivery pipe, and the sheath core assembly includes sheath core and sheath
Core handle, the proximal end of the sheath core are fixedly connected with a sheath core handle, and the sheath core can be relatively rotated with the sheath core handle, described
Sheath core handle is detachably connected with the delivery tube handle.
5. novel bone filler delivery instrument according to claim 4, which is characterized in that the distal end of the sheath core is to fix
Bending section, described stationary curved section is rigidity.
6. novel bone filler delivery instrument according to claim 4, which is characterized in that the material of the sheath core is metal
The combination of alloy or marmem or metal alloy and marmem.
7. novel bone filler delivery instrument according to claim 6, which is characterized in that the material of the sheath core is metal
Alloy or combination for marmem or metal alloy and marmem, or be medical macromolecular materials or metal
The combination of alloy and medical macromolecular materials.
8. novel bone filler delivery instrument according to claim 1, which is characterized in that the fixation of the bent angle delivery pipe
The distal end of angle section is provided with end socket, and the end socket is fixedly connected with the bent angle delivery pipe, and the material of the end socket is doctor
With high molecular material or metal alloy or marmem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821913313.6U CN209611286U (en) | 2018-11-20 | 2018-11-20 | A kind of novel bone filler delivery instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821913313.6U CN209611286U (en) | 2018-11-20 | 2018-11-20 | A kind of novel bone filler delivery instrument |
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| Publication Number | Publication Date |
|---|---|
| CN209611286U true CN209611286U (en) | 2019-11-12 |
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ID=68444017
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821913313.6U Active CN209611286U (en) | 2018-11-20 | 2018-11-20 | A kind of novel bone filler delivery instrument |
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| Country | Link |
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| CN (1) | CN209611286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043466A (en) * | 2020-09-23 | 2020-12-08 | 宁波华科润生物科技有限公司 | Transpedicular intervertebral fusion system |
-
2018
- 2018-11-20 CN CN201821913313.6U patent/CN209611286U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043466A (en) * | 2020-09-23 | 2020-12-08 | 宁波华科润生物科技有限公司 | Transpedicular intervertebral fusion system |
| CN112043466B (en) * | 2020-09-23 | 2024-02-27 | 宁波华科润生物科技有限公司 | Transpedicular interbody fusion system |
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