CN105105891B - Insert the casing bit of Invasive lumbar fusion device - Google Patents
Insert the casing bit of Invasive lumbar fusion device Download PDFInfo
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- CN105105891B CN105105891B CN201510629741.0A CN201510629741A CN105105891B CN 105105891 B CN105105891 B CN 105105891B CN 201510629741 A CN201510629741 A CN 201510629741A CN 105105891 B CN105105891 B CN 105105891B
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- sleeve pipe
- fusion device
- invasive lumbar
- lumbar fusion
- casing bit
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Abstract
The invention discloses a kind of casing bit inserting Invasive lumbar fusion device, belong to the guide of surgery instrument, inner core including sleeve pipe and its interior plant, and described sleeve pipe is flat cone pipe, project on the rear wall of sleeve pipe collar extension and be formed with oppositely extending bar shaped card holder, inside the axial break slot two of card holder, be correspondingly formed dentation；Described inner core includes the bullet of combination corresponding to sleeve pipe, and integral part of connecting rod and sphere handle all with bullet, after sleeve pipe is combined, projects the cone head part of bullet with bullet in internal orifice.The present invention so designing is while protecting soft tissue in operating field injury-free and to guarantee that in sleeve pipe, no soft tissue stops operation sight line; Invasive lumbar fusion device is precisely inserted pathological interspinal gap in small incision surgery operation; and expand application in terms of the complicated lumbar spinal stenosiss for the treatment of for the MED technology, easy to operate when carrying out intervertebral fusion, get a clear view, operative incision is little, operation risk little to patient trauma is low.
Description
Technical field
The present invention relates to a kind of guide of surgery instrument, especially a kind of casing bit inserting Invasive lumbar fusion device.
Background technology
Lumbar spinal stenosiss are person in middle and old age's commonly encountered diseases, and with the development of social senilization, its sickness rate rises year by year, full vertebra
Plate excision and semi-vertebral plate excision are the classical ways treating lumbar spinal stenosiss, but extensive lumbar vertebra Posterior Element Resection causes doctor
The complication such as source property is unstable, Peridural Adhesion, lumbar vertebra failure syndrome.Pedicle screw internal fixation is widely used in recent years
To avoid the complication such as lumbar instability after full state chart decompression, but pedicle screw internal fixation operation paraspinal muscle stripping is many, there are implants
Loosen fracture, Adjacent segment degeneration accelerates equivalent risk.Therefore, for diseased region limited decompression, only excision causes narrow pass
Half, ligamenta flava, Lumbar intervertebral disc protrusion inside zygapophyseal joints, retain the reason of lumbar vertebra physiological structure on the basis of abundant decompression as far as possible
Read the common recognition being increasingly becoming treatment lumbar spinal stenosiss.
Include sending out of posterior intervertebral-disc-scope (microendoscopic discectomy, MED) technology with spinal column scope
Exhibition, its Operation indication has expanded the treatment of spinal stenosiss to from prolapse of lumbar intervertebral disc.Lumbar spinal stenosiss often involve two
Side canalis spinalis, and attached most importance to side, originally clinician usually applies MED technology to control using the other approach Bilateral fenestration decompression of bilateral vertebra
Treat lumbar spinal stenosiss, but increased operating procedure and wound.Adopt movable MED (MMED) afterwards according to clinical verification
Lower Fenestration bilateral decompression treats Treatment of Degenerative Lumbar Spinal Canal Stenosis patient, both can reduce operating procedure, can retain offside again and close
Section is prominent, the structure such as vertebral plate, paraspinal muscle, damages less, clinical effectiveness is more preferably.When being operated, first abundant in windowing side
Decompression canalis spinalis and nerve root passage, removal of disc vertebral pulp；Again movable MED system is tilted to offside, move under water to sting and remove
Offside ligamenta flava and vertebral plate lower edge, move under water decompression offside.Because the camera lens of movable MED is near visual area, and can adjust at any time
Whole position and angle；Apparatus does not interfere with each other respectively through respective passage, easy to operate, and the decompression of serious symptom side is abundant, and can
Sneak enlargement central authorities and offside canalis spinalis, fully, the reservation of the structure such as offside vertebral plate, articular process and paraspinal muscle is intact for decompression, and follow-up is tied
Really excellent.
MED technology is still mainly limited to the simple Treatment of Degenerative Lumbar Spinal Canal Stenosis for the treatment of at present, clinically much complicated
Lumbar spinal stenosiss (lumbar spinal stenosises merge the referred to as complicated lumbar spinal stenosiss such as slippage, the convex, unstability in side) are still with conventional open
Based on operative treatment, need extensively to peel off and appear, fully reduce pressure and merge to fix, larger to patient trauma.In MED
On the basis of development, if intervertebral fusion can be carried out on the basis of Fenestration bilateral decompression, using movable MED
(MMED) the complicated lumbar spinal stenosiss for the treatment of can reduce open surgery and the destruction of lumbar vertebra physiological structure and stability, reduction are performed the operation
Wound and the occurrence probability of post-operative complication, but MMED channel internal diameter little it is impossible to insert the 12mm being usually used and level above
Invasive lumbar fusion device, limit application in terms of the complicated lumbar spinal stenosiss for the treatment of for the MMED.
Content of the invention
The present invention is that usual 12mm and level above Invasive lumbar fusion device cannot insert vertebra in order to solve in MED operation
Gap, the less problem in visual area, provide a kind of extension visual area, 12mm and the sleeve pipe of level above Invasive lumbar fusion device can be disposed to fill
Put.
The present invention is to realize according to technical scheme below.
A kind of casing bit inserting Invasive lumbar fusion device, including the inner core of sleeve pipe and its interior plant, and described sleeve pipe is flat
Flat conical pipe, the rear wall of sleeve pipe collar extension projects and is formed with oppositely extending bar shaped card holder, inside the axial break slot two of card holder
It has been correspondingly formed dentation；Described inner core includes the bullet of combination corresponding to sleeve pipe, and is all integrally formed with bullet
Connecting rod and sphere handle, after sleeve pipe is combined with bullet, in internal orifice project bullet cone head part.
So design the main advantages of the present invention as follows：
1. place casing bit, insert Invasive lumbar fusion device using protovertebra microendoscopic discectomy operative incision, need not other otch, holding
The feature of Minimally Invasive Surgery.
2. Invasive lumbar fusion device is inserted by casing bit, do not blocked sight line by soft tissue, get a clear view.
3. casing bit can need freely to adjust angle according to operation, be easy to be directed at intervertebral space, insert Invasive lumbar fusion device.
4. this casing bit can expand range of operation and the Operation indication of MED technology, for the complicated lumbar vertebra for the treatment of
Pipe stenosis provide a kind of less invasive techniques.
Brief description
Fig. 1 is the decomposition texture schematic diagram of the present invention；
Fig. 2 is bonding state perspective view of the present invention；
Fig. 3 is the mplifying structure schematic diagram in A portion in Fig. 2.
In figure：1. sleeve pipe 2. inner core
3. collar extension 4. card holder
5. break slot 6. detent projection
7. bullet 8. connecting rod
9. sphere handle 10. internal orifice
11. cone head parts.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention will be described in detail.
As Figure 1-3, a kind of casing bit inserting Invasive lumbar fusion device, including the inner core 2 of sleeve pipe 1 and its interior plant,
And described sleeve pipe 1 is flat cone pipe, the rear wall of sleeve pipe collar extension 3 projects and is formed with oppositely extending bar shaped card holder 4, card holder 4
5 liang of inner sides of axial break slot be correspondingly formed dentation 6；Described inner core 2 includes the flat cone that combine corresponding to sleeve pipe 1
Body 7, and integral part of connecting rod 8 and sphere handle 9 with flat cone body 7, after sleeve pipe 1 is combined with flat cone body 7, in interior
The cone head part 11 of the prominent flat cone bodies 7 of mouth 10.Be in circular arc after the quadrangular chamfering of described flat cone body 7, i.e. flat cone
The cross section of body 7 is in Long Circle.
The described casing bit inserting Invasive lumbar fusion device, the Long Circle cross section of its sleeve pipe 1 internal orifice 10 is less than same center
The Long Circle cross section of line collar extension 3.
The described casing bit inserting Invasive lumbar fusion device, it is with the integral part of connecting rod 8 of flat cone body 7 and sphere handle
9 form on the same axis.
The described casing bit inserting Invasive lumbar fusion device, cone head part 11 side-looking of its flat cone body 7 is isosceles trapezoid, cone
Head 11 side feet chamfering.
The described casing bit inserting Invasive lumbar fusion device, it is made using stainless steel material.
Embodiment 1：It is applied to the Invasive lumbar fusion device placing 12mm height：The long 50mm of sleeve pipe 1, collar extension 3 and internal orifice 10 are
Long Circle, in order to more preferably be attached at vertebral plate, wherein collar extension 3 major diameter is 25mm, wide 14mm；Internal orifice 10 major diameter is 22mm, wide
14mm；The long 23mm of bar shaped card holder 4, the long 18mm of break slot 5, it is solid that the dentation 6 that 5 liang of inner sides of break slot are correspondingly formed is used for clamping
It is scheduled in endoscope (not shown)；The acute angle shape fin length that cone head part 11 top is formed is 17mm.
Embodiment 2：It is applied to the Invasive lumbar fusion device placing 14mm height：The long 50mm of sleeve pipe 1, collar extension 3 and internal orifice 10 are
Long Circle, in order to more preferably be attached at vertebral plate, wherein collar extension 3 major diameter is 26mm, wide 15mm；Internal orifice 10 major diameter is 24mm, wide
15mm；The long 23mm of bar shaped card holder 4, the long 18mm of break slot 5, it is solid that the dentation 6 that 5 liang of inner sides of break slot are correspondingly formed is used for clamping
It is scheduled in endoscope (not shown).The acute angle shape fin length that cone head part 11 top is formed is 17mm.
When carrying out spinal endoscopes operation, pressing sphere handle 9 promotes connecting rod 8, by flat cone body 7 plug-in-sleeve 1
In, cone head part 11 section is less than internal orifice 10 section, so cone head part 11 projects sleeve pipe internal orifice 10.Sleeve pipe 1 is together with cone head part 11 1
Rise and enter operative incision, close to diseased region, the surrounding soft tissue outside sleeve pipe 1 is pushed to outside sleeve pipe, to protect in wound
Soft tissue is injury-free and guarantees that in outer layer sleeve, no soft tissue stops operation sight line.Will after casing bit reaches diseased region
Inner core 2 is overall to be extracted out, Invasive lumbar fusion device is precisely inserted diseased region by sleeve pipe 1, and then performs a surgical operation.
The present invention of so design inserts intervertebral space for Invasive lumbar fusion device provides a kind of passage, solves application endoscope and controls
Treat during disc disease because otch is little, deep tissue exposes a difficult problem unclear that Invasive lumbar fusion device is inserted, make in spinal column
In sight glass operation, intervertebral fusion is possibly realized, and expands range of operation in terms of spinal surgery for the endoscopic technique and operation adapts to
Disease, easy to operate when carrying out intervertebral fusion, get a clear view, operative incision is little, operation risk little to patient trauma is low.
Claims (4)
1. a kind of casing bit inserting Invasive lumbar fusion device, the inner core (2) including sleeve pipe (1) and its interior plant it is characterised in that：
Described sleeve pipe (1) is flat cone pipe, the rear wall of sleeve pipe (1) collar extension (3) projects and is formed with oppositely extending bar shaped card holder
(4), it has been correspondingly formed dentation (6) inside the axial break slot (5) two of card holder (4)；Described inner core (2) includes and sleeve pipe
(1) the corresponding flat cone body (7) combining, and all with the integral part of connecting rod of flat cone body (7) (8) and sphere handle
(9) cone head part (11) of flat cone body (7) after, sleeve pipe (1) is combined, is projected with flat cone body (7) in internal orifice (10).
2. according to the casing bit inserting Invasive lumbar fusion device described in claim 1 it is characterised in that：With flat cone body (7)
The connecting rod (8) that body is formed and sphere handle (9) are formed on the same axis.
3. according to the casing bit inserting Invasive lumbar fusion device described in claim 1 it is characterised in that：The cone of flat cone body (7)
Head (11) side-looking is isosceles trapezoid, cone head part (11) side feet chamfering.
4. according to the casing bit inserting Invasive lumbar fusion device described in claim 1 it is characterised in that：Described sleeve pipe device is to adopt
Stainless steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510629741.0A CN105105891B (en) | 2015-09-29 | 2015-09-29 | Insert the casing bit of Invasive lumbar fusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510629741.0A CN105105891B (en) | 2015-09-29 | 2015-09-29 | Insert the casing bit of Invasive lumbar fusion device |
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| Publication Number | Publication Date |
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| CN105105891A CN105105891A (en) | 2015-12-02 |
| CN105105891B true CN105105891B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510629741.0A Active CN105105891B (en) | 2015-09-29 | 2015-09-29 | Insert the casing bit of Invasive lumbar fusion device |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6224604B1 (en) * | 1999-07-30 | 2001-05-01 | Loubert Suddaby | Expandable orthopedic drill for vertebral interbody fusion techniques |
| US8147526B2 (en) * | 2010-02-26 | 2012-04-03 | Kyphon Sarl | Interspinous process spacer diagnostic parallel balloon catheter and methods of use |
| CN201701281U (en) * | 2010-06-24 | 2011-01-12 | 夏建龙 | Intervertebral bone grafting apparatus |
| CN103598913A (en) * | 2013-12-02 | 2014-02-26 | 宫锡和 | Universal interbody fusion cage propeller |
| CN203662947U (en) * | 2013-12-18 | 2014-06-25 | 广州聚生生物科技有限公司 | Implantation tool of lateral approach interbody fusion cage |
| CN204033456U (en) * | 2014-08-04 | 2014-12-24 | 上海三友医疗器械有限公司 | A kind of Invasive lumbar fusion device and erecting tools thereof |
| CN204468349U (en) * | 2015-01-21 | 2015-07-15 | 河南省洛阳正骨医院河南省骨科医院 | A kind of spinal column intervertebral bone grafting apparatus |
| CN204600638U (en) * | 2015-04-16 | 2015-09-02 | 黄哲宇 | A kind of service aisle of adaptive oblique slot type Invasive lumbar fusion device |
| CN204600631U (en) * | 2015-05-04 | 2015-09-02 | 王洪伟 | intervertebral bone grafting apparatus |
| CN205007078U (en) * | 2015-09-29 | 2016-02-03 | 天津市天津医院 | Interbody fusion cage's bushing apparatus puts into |
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2015
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| CN105105891A (en) | 2015-12-02 |
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