CN203619629U - Nucleus pulposus cleaning knife for digital spine operation - Google Patents
Nucleus pulposus cleaning knife for digital spine operation Download PDFInfo
- Publication number
- CN203619629U CN203619629U CN201320804560.3U CN201320804560U CN203619629U CN 203619629 U CN203619629 U CN 203619629U CN 201320804560 U CN201320804560 U CN 201320804560U CN 203619629 U CN203619629 U CN 203619629U
- Authority
- CN
- China
- Prior art keywords
- cutter
- nucleus pulposus
- driving device
- vertebral pulp
- spinal column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model relates to a nucleus pulposus cleaning knife for a digital spine operation. The nucleus pulposus cleaning knife comprises a cleaning knife body and is characterized in that a driving device is arranged on the knife body; an internal shaft is connected to the driving device; the internal shaft is connected with the knife body; the tail end of the knife body is equipped with an absorbing device; and the tail end of the cleaning knife body is provided with a protection device. With mutual cooperation between the driving device, the internal shaft and the knife body, the nucleus pulposus can be effectively cut off; with an arrangement of the absorbing device, nucleus pulposus tissues removed during an operation can be timely absorbed, thereby facilitating operation process; and the nucleus pulposus cleaning knife for the digital spine operation is simply structured with easy manufacture and can cooperate with various digital operation equipment in the prior art.
Description
Technical field
This utility model relates to a kind of cleaning cutter, relates in particular to a kind of spinal column digitized operation vertebral pulp and clears up cutter.
Background technology
The at present annual whole world has thousands of spinal fracture, tumor of spine, scoliosis, intervertebral disk hernia, spinal canal stenosis, spondylolishesis patient to carry out various spinal operations, as fixing in laminectomy for decompression, pedicle nail, vertebroplasty, Nuclectomy etc.Because the vital tissues such as spinal cord, blood vessel and internal organs are positioned at around canalis spinalis or vertebra, operate miss is inserted as pedicle nail and is penetrated pedicle of vertebral arch cortical bone, nucleus pulposus clamp gos deep into the catastrophic effects such as even death that may cause paralysing such as abdominal cavity.Therefore, accurately location, precisely operate in field of spinal surgery tool and be of great significance.A lot of for the method for spinal surgery location at present, insert as example with pedicle nail, roughly can be summarized as five kinds: 1 artificial vertebral surface bone mark location is aided with the method such as Electrophysiology and the electrical impedance monitoring placing directions such as the positive side of x-ray position perspective, somatosensory evoked potential and electromyogram, generally adopt clinically at present, precision is poor.It guides 2 computer assisted navigations based on global positioning system (GPS) principle, be stored in " virtual world coordinate system " by the data of obtaining after preoperative targeted vertebra CT, MRI 3-dimensional reconstruction, Intraoperative position device is based upon the locus of targeted vertebra and operating theater instruments " real-world coordinates system " in real time again, then inserts by the coupling guiding pedicle of these two coordinate systems.Due to be subject to image drift, tracing system disturbed, can not real-time dynamic monitoring etc. the impact of many factors, bibliographical information the method is used for breast lumbar vertebra, and complex operation is time-consuming.This method of 3 Digitalized guiding template and computer assisted navigation principle are similar, are preoperative need, by computer control according to the reserved pilot hole masterplate of vertebral surface shape processing, being buckled in vertebral surface guiding pedicle nail and inserting in art.Obviously, this method is subject to the impact of vertebral surface situation, need bone surface in a big way to appear, and surperficial convex-concave changes greatly, and the goodness of fit of template and bone surface is just higher, and guiding accuracy is also just higher.Do not appear or the Minimally Invasive Surgery such as the very little percutaneous that appears vertebral surface in, the method is difficult to application.4 operating robots are as the Spineassiant(spinal column assistant of Israel), the robotic surgical system of the operation guiding system based on C arm machine 2D image in art, the O arm guiding based on optically tracked operating robot-SPINEBOT, Germany of Korea S etc.Adopt computer assisted navigation principle or need guide by high-end image documentation equipment, not only in art ray to expose many costs also very expensive.(5) some other localization method in other prior aries, as framework location, owing to there being wound to be tending towards at present superseded.Based on the stereotactic surgery system of CT, MRI scanning in specific underframe, utilize scanning cover registration precision higher, but can only carry out at CT or MRI chamber, application is limited to; Adopt body surface mark registration, owing to can not guaranteeing in art and preoperative position is consistent and the movement of skin and positioning precision is lower, can only be used for the less demanding bone surgery of performance accuracy.
In view of this, urgently for above-mentioned technical problem, a kind of spinal column digitized surgery systems based on location, microgap of the design that looks for another way.Meanwhile, consider the smooth enforcement of digitized operation, a kind of cutter for vertebral pulp cleaning need to be provided.
Utility model content
The purpose of this utility model is exactly in order to solve the above-mentioned problems in the prior art, provides a kind of spinal column digitized operation vertebral pulp to clear up cutter.
The purpose of this utility model is achieved through the following technical solutions:
The operation of spinal column digitized is cleared up cutter with vertebral pulp, include cutter body, wherein: on described cutter body, be provided with driving device, on described driving device, be connected with interior axle, on described interior axle, be connected with cutter hub, described cutter hub end is provided with suction device, and described cutter body tip is provided with preventer.
Further, above-mentioned spinal column digitized operation is cleared up cutter with vertebral pulp, wherein: described driving device includes motor, on described machine operation end, is connected with drive mechanism, axle in described drive mechanism end connects.
Further, above-mentioned spinal column digitized operation is cleared up cutter with vertebral pulp, and wherein: described suction device is suction catheter, described suction catheter end stretches out cutter body lower end.
Again further, above-mentioned spinal column digitized operation is cleared up cutter with vertebral pulp, and wherein: described preventer is protective sheet, described cutter hub end is distributed with oblique leading edge, and described protective sheet is connected with oblique leading edge.
The advantage of technical solutions of the utility model is mainly reflected in: coordinate with the mutual volume of cutter hub by driving device, interior axle, realized the effective cut-out to vertebral pulp.Meanwhile, rely on the existence of suction device, can draw in time the cut nucleus pulposus in operation process, be convenient to the enforcement of operation.Moreover this utility model simple structure, is easy to manufacture, and can coordinate with existing multiple digital surgical apparatus.
Accompanying drawing explanation
The purpose of this utility model, advantage and disadvantage, by for illustration and explanation the non-limitative illustration by preferred embodiment below.
Fig. 1 is the organigram of spinal column digitized operation vertebral pulp cleaning cutter.
| 1 | Cutter body | 2 | Interior axle |
| 3 | Cutter hub | 4 | Motor |
| 5 | Drive mechanism | 6 | Suction catheter |
| 7 | Protective sheet | 8 | Oblique leading edge |
The specific embodiment
Spinal column digitized operation is as shown in Figure 1 cleared up cutter with vertebral pulp, includes cutter body 1, and its special feature is: consider independence energy supply driving work, on the cutter body 1 that this utility model adopts, be provided with driving device.Specifically, on driving device, be connected with interior axle 2, on this interior axle 2, be connected with cutter hub 3.Meanwhile, in order can effectively to draw the vertebral pulp fragment forming in operation, not affect operation and implement, promote digitized operation implementation result, cutter hub 3 ends are provided with suction device.And, for surgery location is effectively isolated, be provided with preventer at cutter body 1 end.
With regard to preferably embodiment of this utility model one, for the smooth rotation of axle 2 in effectively guaranteeing, and then drive cutter hub 3 to rotate, carry out necessary Nucleotomy, the driving device of employing includes motor 4.Meanwhile, consider and carry out transmission smoothly, guarantee stable operation, on motor 4 working ends, be connected with drive mechanism 5, axle 2 in this drive mechanism end connects.
Further, consider the attraction effect that can promote vertebral pulp fragment, suction device is suction catheter 6.Meanwhile, suction catheter 6 ends stretch out cutter body 1 lower end.Like this, all can thoroughly attract for less vertebral pulp fragment, reduce residual possibility, improve operation implementation result.
Again further, the preventer that this utility model adopts is protective sheet 7.Specifically, be distributed with oblique leading edge 8 at cutter hub 3 ends, make protective sheet 7 be connected with oblique leading edge 8.Like this, can pass through the existence of protective sheet 7, realize dura mater and vertebral pulp and separate, be more conducive to the operation of operation.
In conjunction with actual service condition of the present utility model, user can be adjusted by inputting specific parameter attitude and the position of cutter body 1, makes cutter hub 3 move along path planning.Meanwhile, motor 4 and the interior axle 2 of drive mechanism drive rotate vertebral pulp are pulverized.Meanwhile, by suction catheter 6, vertebral pulp fragment is siphoned away, the nucleus pulposus in whole surgery planning district is cut only.And, in whole operation implementation process, rely on the existence of protective sheet 7, can realize being spaced from each other of dura mater and vertebral pulp, guarantee the safety of nervous tissue in Nucleotomy process, improve the safety of implementing.
Can find out by above-mentioned character express, adopt after this utility model, coordinate with the mutual volume of cutter hub by driving device, interior axle, realize the effective cut-out to vertebral pulp.Meanwhile, rely on the existence of suction device, can draw in time the cut nucleus pulposus in operation process, be convenient to the enforcement of operation.Moreover this utility model simple structure, is easy to manufacture, and can coordinate with existing multiple digital surgical apparatus.
These embodiment are only the prominent examples of application technical solutions of the utility model, and all technical schemes of taking to be equal to replacement or equivalent transformation and form, within all dropping on the claimed scope of this utility model.
Claims (4)
1. the operation of spinal column digitized is cleared up cutter with vertebral pulp, include cutter body, it is characterized in that: on described cutter body, be provided with driving device, on described driving device, be connected with interior axle, on described interior axle, be connected with cutter hub, described cutter hub end is provided with suction device, and described cutter body tip is provided with preventer.
2. spinal column digitized operation according to claim 1 is cleared up cutter with vertebral pulp, it is characterized in that: described driving device includes motor, on described machine operation end, is connected with drive mechanism, axle in described drive mechanism end connects.
3. spinal column digitized operation according to claim 1 is cleared up cutter with vertebral pulp, it is characterized in that: described suction device is suction catheter, and described suction catheter end stretches out cutter body lower end.
4. spinal column digitized operation according to claim 1 is cleared up cutter with vertebral pulp, it is characterized in that: described preventer is protective sheet, and described cutter hub end is distributed with oblique leading edge, and described protective sheet is connected with oblique leading edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320804560.3U CN203619629U (en) | 2013-12-09 | 2013-12-09 | Nucleus pulposus cleaning knife for digital spine operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320804560.3U CN203619629U (en) | 2013-12-09 | 2013-12-09 | Nucleus pulposus cleaning knife for digital spine operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203619629U true CN203619629U (en) | 2014-06-04 |
Family
ID=50806165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320804560.3U Withdrawn - After Issue CN203619629U (en) | 2013-12-09 | 2013-12-09 | Nucleus pulposus cleaning knife for digital spine operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203619629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688300A (en) * | 2013-12-09 | 2015-06-10 | 苏州点合医疗科技有限公司 | Nucleus pulposus cleaning knife for digital spinal surgeries |
-
2013
- 2013-12-09 CN CN201320804560.3U patent/CN203619629U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688300A (en) * | 2013-12-09 | 2015-06-10 | 苏州点合医疗科技有限公司 | Nucleus pulposus cleaning knife for digital spinal surgeries |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104688341B (en) | A kind of vertebral column digital operation device positioned based on microgap | |
| US20230098080A1 (en) | Two degree of freedom system and method | |
| Gouin et al. | Computer-assisted planning and patient-specific instruments for bone tumor resection within the pelvis: a series of 11 patients | |
| EP3097885B1 (en) | Method and apparatus for registering a physical space to image space | |
| Rana et al. | Advances and innovations in computer-assisted head and neck oncologic surgery | |
| EP3380032A1 (en) | Active robotic pin placement in total knee arthroplasty | |
| JP2022525294A (en) | Patient-adaptive equipment for use in augmented reality-assisted surgery and methods for using it | |
| CN103126767A (en) | Follow-up spine self-positioning navigation operational robot arm based on specific point locking | |
| CN203609518U (en) | Digitized spinal surgery device based on microgap positioning | |
| KR101862133B1 (en) | Robot apparatus for interventional procedures having needle insertion type | |
| CN104688300B (en) | A kind of vertebral column digital operation clears up knife with nucleus pulposus | |
| CN203619629U (en) | Nucleus pulposus cleaning knife for digital spine operation | |
| CN117064557B (en) | Surgical robot for orthopedic surgery | |
| CN104688301B (en) | Soft tissue exsector is used in a kind of vertebral column digital operation | |
| CN203609520U (en) | Location device for spinal digital operation | |
| CN113876429A (en) | Path planning system of spine surgery robot and robot system | |
| CN203619632U (en) | Soft tissue exsector for digitized operation on spinal column | |
| CN203609519U (en) | Decompression combined manipulator for digitized spinal surgery | |
| CN203609517U (en) | End plate cleaning device for digitized spinal surgery | |
| CN203677253U (en) | Navigational manipulator for digital spine surgery | |
| CN104688342B (en) | Positioning equipment for digital spinal surgeries | |
| US20190000572A1 (en) | Robotic assisted prostate surgery device | |
| CN213758355U (en) | Novel breast tumor puncture biopsy device | |
| EP3815643A1 (en) | Two degree of freedom system | |
| CN104688340B (en) | Navigation manipulator for spline digital surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140604 Effective date of abandoning: 20180619 |