CN103549991B - For the bracing or strutting arrangement of vertebral plate expanding and shaping - Google Patents
For the bracing or strutting arrangement of vertebral plate expanding and shaping Download PDFInfo
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- CN103549991B CN103549991B CN201310536130.2A CN201310536130A CN103549991B CN 103549991 B CN103549991 B CN 103549991B CN 201310536130 A CN201310536130 A CN 201310536130A CN 103549991 B CN103549991 B CN 103549991B
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- adjusting rod
- bracing
- vertebral plate
- strutting arrangement
- riser
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
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- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
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- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The invention provides a kind of bracing or strutting arrangement for vertebral plate expanding and shaping, described bracing or strutting arrangement comprises base, riser and adjusting rod; Described base comprises fixing head, and one end of described fixing head is provided with the baffle plate and reclinate limiting section that stretch out obliquely upward, and the other end of fixing head is provided with screw hole; The lower end of described adjusting rod is arranged on fixing head, and described riser can be arranged on adjusting rod to up-down adjustment.After this device makes bilateral otch, vertebral plate lift technique becomes possibility.Cut rear vertebral plate is promoted tractive by the effect of riser by this device in use, do not need to cut the ligament be connected with osseous tissue, decrease unnecessary wound, the deficiency that compensate for ligament functional rehabilitation and the postoperative discomfort brought to patient, effectively avoid the defect in prior art.
Description
Technical field
The present invention relates to a kind of medical aid, particularly relate to a kind of when operation on vertebra the bracing or strutting arrangement for vertebral plate expanding and shaping.
Background technology
Vertebra canalis spinalis (nerve system of human body penetrating via) is narrow is a kind of common disease, and its Clinical symptoms manifests neuralgia, myalgia and the dyskinesia etc., seriously affects quality of life even to cause paralysis.For this disease, in modern clinical treatment, normally used Therapeutic Method is called as vertebral plate expanding and shaping art, and its operational approach is vertebral plate after incision vertebra, pulls open otch and is fixed, the object expand canal space to reach, alleviating nerve compression.Different according to drawing scalloping mode, vertebral plate expanding and shaping art is divided into again single open-door and double door two kinds.
Single open-door modus operandi is the side of vertebral plate after incision vertebra, then pulling open otch makes rear vertebral plate form " enabling " to offside upset, due to the asymmetry of single open-door, the connection of rear tractive ligament and osseous tissue need be excised, but this physical function that can affect patients after surgery recovers and can cause pain, especially axle pain.
Double door modus operandi is vertebral plate after the midline incision of vertebral plate after vertebra, pulls open otch and makes rear vertebral plate separately form " double door " to both sides.The space that double door expands canalis spinalis is very limited, and also cannot retain the connection of rear tractive ligament and osseous tissue, needs excision.So double door method is employed is not a lot.
The patent No. is that the Chinese patent of CN202665673U discloses a kind of cervical vertebra shaped steel plate, it comprises body, it is Z-shaped support that body comprises profile, pedestal upper end is upper mounted plate, fixing head is provided with screw mounting hole, and pedestal lower end is bottom plate, and fixing head is also provided with screw mounting hole, support is provided with upper backup pad inside upper mounted plate, and support is provided with lower supporting plate inside bottom plate.Although this patent can be applied in the single open-door mode of vertebral plate expanding and shaping art, there will be the common problem of single open-door modus operandi as above equally.
Because above-mentioned two kinds of modes all exist some defects, so medical personnel wish to have a kind of new technology to replace prior art always.Through large quantifier elimination, medical personnel propose a kind of desirable vertebral canal expansion forming method: namely from vertebral plate after two lateral incision vertebras, by the whole vertebral plate cut tractive backward, increase intravertebral space, then fixed-type.The vertebral plate tractive that will cut that this " promote and open the door " is just simple, can not bend, so can avoid unnecessary ligament cutting, wound is little, is beneficial to post-operative recovery, reduces pain.Owing to being in a kind of free state after whole rear vertebral plate lifting, therefore need the support setting tool of an accurate stable.But because medical personnel just propose a kind of idea, also do not work out a reliable device at present and doctor can be helped to operate the laminoplasty of " promote and open the door " safely and steadly.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of safety, realizes the bracing or strutting arrangement of " promote and open the door " formula vertebral plate expanding and shaping operation easily, to overcome the above-mentioned defect of prior art.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: a kind of bracing or strutting arrangement for vertebral plate expanding and shaping, and described bracing or strutting arrangement comprises base, riser and adjusting rod; Described base comprises fixing head, and one end of described fixing head is provided with the baffle plate and reclinate limiting section that stretch out obliquely upward, and the other end of fixing head is provided with screw hole; The lower end of described adjusting rod is arranged on fixing head, and described riser can be arranged on adjusting rod to up-down adjustment.
Preferably, one end of described riser is provided with the support portion be bent upwards, and described support portion and baffle plate are in the same side.
Preferably, described adjusting rod has annular groove near lower end, and the lower end of adjusting rod has the opening upwards extended, and the Lower Half of adjusting rod is divided into left bar and right bar by described opening, and described base has installing hole, and described annular groove matches with installing hole.
Preferably, described adjusting rod is provided with external screw thread, described riser and adjusting rod threaded engagement.
Preferably, described baffle plate is provided with two side by side in one end of fixing head, and described riser is between two baffle plates.
Preferably, the upper end of described adjusting rod is turret head.
Preferably, described baffle plate has locating hole.
Preferably, described screw hole is provided with two.
As mentioned above, the bracing or strutting arrangement for vertebral plate expanding and shaping of the present invention, has following beneficial effect:
After this device makes bilateral otch, vertebral plate lift technique becomes possibility.Cut rear vertebral plate is promoted tractive by the effect of riser by this device in use, do not need to cut the ligament be connected with osseous tissue, decrease unnecessary wound, the situation such as the deficiency that compensate for ligament functional rehabilitation and the postoperative discomfort that brings to patient, effectively avoid the defect in prior art, for existing vertebral plate expanding and shaping art development provides an advantage.
Accompanying drawing explanation
Fig. 1 is the first enforcement structural representation of the present invention.
Fig. 2 is the structure chart of base in Fig. 1.
Fig. 3 is the structure chart of adjusting rod in Fig. 1.
Fig. 4 is that the second of the present invention implements structural representation.
Fig. 5 is the working state schematic representation of the present invention when performing the operation.
Fig. 6 is the schematic diagram of the present invention when performing the operation.
In figure: 1 base 2 riser
3 adjusting rod 4 vertebras
5 bone screw 6 canalis spinalis
11 fixing head 12 baffle plates
13 limiting section 14 screw holes
15 installing hole 21 support portions
The left bar of 31 opening 32
33 right bar 34 annular grooves
Vertebral plate 121 locating hole after 41
Detailed description of the invention
The structure that Figure of description illustrates, ratio, size etc., content all only in order to coordinate description to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the present invention, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, is not affecting under effect that the present invention can produce and the object that can reach, and all should still drop in scope that disclosed technology contents can contain.Simultaneously, quote in this description as " on ", D score, "front", "rear", the term such as " centre ", also only for ease of understanding of describing, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the present invention.
As the first of a kind of bracing or strutting arrangement for vertebral plate expanding and shaping of Fig. 1-Figure 3 shows that invention implements structural representation, described bracing or strutting arrangement comprises base 1, riser 2 and adjusting rod 3.Described base 1 comprises fixing head 11, and one end of described fixing head 11 is provided with the baffle plate 12 and reclinate limiting section 13 that stretch out obliquely upward, and the other end of fixing head 11 is provided with screw hole 14.The lower end of described adjusting rod 3 is arranged on the fixing head 11 of base 1, and riser 2 can being arranged on adjusting rod 3 of up-down adjustment.
In operation process, for the ease of riser 2 and the rear vertebral plate close contact cut, described riser 2 one end is provided with the support portion 21 be bent upwards, and shown support portion 21 and above-mentioned limiting section 13 are in the same side.Support portion 21 and baffle plate 12 serve the effect of clamping and positioning to the rear vertebral plate cut.In the present embodiment, as shown in Figures 2 and 3, described adjusting rod 3 has annular groove 34 near lower end, the lower end of adjusting rod 3 has the opening 31 upwards extended, the Lower Half of adjusting rod 3 is divided into left bar 32 and right bar 33 by described opening 31, and described left bar 32 and right bar 33 have the characteristic of radial compression.Described base 1 has installing hole 15, and described annular groove 34 matches with installing hole 15, and wherein the diameter of adjusting rod 3 lower end is greater than the diameter of installing hole 15.When mounted, left bar 32 and right bar 33 are all to opening 31 inboard compression, reduce the circle diameter of adjusting rod 3 lower end, the lower end of adjusting rod 3 is inserted in installing hole 15, unclamp both left bar 32 and right bar 33 after working good can automatically reset, thus realizing coordinating of annular groove 34 and installing hole 15, the adjusting rod 3 after cooperation can rotate in installing hole 15.
The regulative mode of above-mentioned riser 2 on adjusting rod 3 can have multiple, such as adjusting rod 3 is provided with external screw thread, adjusting rod 3 is provided with two nuts, described riser 2 is between two nuts, when rotating nut moves upward simultaneously, riser 2 rises, and when rotating nut moves downward simultaneously, riser 2 declines.Preferably, in the present embodiment, described adjusting rod 3 is provided with external screw thread, and described riser 2 and adjusting rod 3 threaded engagement, the height of riser 2 is regulated by rotation adjusting lever 3.
In the present embodiment, the action effect of baffle plate 12 during in order to increase practical operation, described baffle plate 12 is provided with two side by side in one end of fixing head 11, and described riser 2 is between two baffle plates 12.During operation, when riser 2 moves upward and two baffle plates 12 clamped condition is formed to cut rear vertebral plate; When riser 2 moves downward and two baffle plates 12 releasing orientation is formed to cut rear vertebral plate.
In the present embodiment, described screw hole 14 is provided with two.
When practical operation, first riser 2 to be coordinated with adjusting rod 3, then the lower end of adjusting rod 3 is arranged on fixing head 11, again as required, rotary regulating lever 3 regulates the position of riser 2, and conveniently rotate and adjustment, the upper end of described adjusting rod 3 is turret head.
Be illustrated in figure 4 the second of the present invention and implement structural representation, wherein said baffle plate 12 has locating hole 121, by screw baffle plate 12 is fixed on during operation on the rear vertebral plate cut, and then make whole device more stable, firm with the connection of the rear vertebral plate cut, prevent the rear vertebral plate displacement of cutting.It is identical that other versions and the principle of this enforcement structure all implement structure with the first.
Composition graphs 1, Fig. 2, Fig. 3, Fig. 5, Fig. 6, the using method of the present invention when actual operation and principle as follows:
1) by rear vertebral plate 41 liang of lateral incisions of vertebra 4, rear vertebral plate 41 is separated with vertebra 4;
2) riser 2 is matched with adjusting rod 3, and rotate and upgrade the least significant end that plate 2 is located at adjusting rod 3, the fixing head 11 then adjusting rod 3 being arranged on base 1 forms bracing or strutting arrangement;
3) near the otch bracing or strutting arrangement of working good being placed into side, fixing head 11 is placed on the apophysis of otch side, and it is inner that the support portion 21 of riser 2 supports cut rear vertebral plate 41, and limiting section 13 card leans against the incision of vertebra 4;
4) bone screw 5 is coordinated with screw hole 14 whole bracing or strutting arrangement is fixed on the apophysis of side;
5) in the incision repetitive operation step 3) and 4 of opposite side);
6) alternately rotate the turret head of adjusting rod 3 upper end, both sides, the riser 2 of both sides is moved upward, the rear vertebral plate 41 cut while riser 2 moves upward, can be driven to move upward, and then expand the space of canalis spinalis 6; Until rear vertebral plate 41 is clamped between the support portion 21 of riser 2 and two baffle plates 12, stop the rotation both sides adjusting rod 3;
7) carry out bone grafting to the incision of both sides, operation completes.
Above-mentioned steps 7) bone grafting is implantable bone tissue between the incisions, the osseous tissue of implantation and incision contacts, after a period of time, the osseous tissue of implantation can heal with the osseous tissue of incision and connect together.
If use support device structure as shown in Figure 4, so in above-mentioned steps 6) terminate rear bone screw and coordinate with locating hole 121 on the rear vertebral plate 41 that baffle plate 12 is fixed on and cuts, improve stability further.
In sum, the present invention is used for the bracing or strutting arrangement of vertebral plate expanding and shaping, makes " promote and open the door " operation of vertebra become possibility, and avoid the defect in prior art.So the present invention effectively overcomes practical problems more of the prior art thus has very high value and use meaning in surgical medical.
Above-mentioned embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.The present invention also has many aspects can improve under the prerequisite of overall thought, all without prejudice under spirit of the present invention and category, can modify above-described embodiment or change for person skilled in the art scholar.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (7)
1. for a bracing or strutting arrangement for vertebral plate expanding and shaping, it is characterized in that: described bracing or strutting arrangement comprises base (1), riser (2) and adjusting rod (3); Described base (1) comprises fixing head (11), one end of described fixing head (11) is provided with the baffle plate (12) and reclinate limiting section (13) that stretch out obliquely upward, and the other end of fixing head (11) is provided with screw hole (14); The lower end of described adjusting rod (3) is arranged on fixing head (11), described riser (2) can be arranged on to up-down adjustment on adjusting rod (3), described adjusting rod (3) has annular groove (34) near lower end, the lower end of adjusting rod (3) has the opening (31) upwards extended, the Lower Half of adjusting rod (3) is divided into left bar (32) and right bar (33) by described opening (31), described base (1) has installing hole (15), described annular groove (34) matches with installing hole (15).
2. the bracing or strutting arrangement for vertebral plate expanding and shaping according to claim 1, it is characterized in that: one end of described riser (2) is provided with the support portion (21) be bent upwards, described support portion (21) and baffle plate (12) are in the same side.
3. the bracing or strutting arrangement for vertebral plate expanding and shaping according to claim 1, is characterized in that: described adjusting rod (3) is provided with external screw thread, described riser (2) and adjusting rod (3) threaded engagement.
4. the bracing or strutting arrangement for vertebral plate expanding and shaping according to claim 1, it is characterized in that: described baffle plate (12) is provided with two side by side in one end of fixing head (11), and described riser (2) is between two baffle plates (12).
5. the bracing or strutting arrangement for vertebral plate expanding and shaping according to claim 1, is characterized in that: the upper end of described adjusting rod (3) is turret head.
6. the bracing or strutting arrangement for vertebral plate expanding and shaping according to claim 1, is characterized in that: described baffle plate (12) has locating hole (121).
7. the bracing or strutting arrangement for vertebral plate expanding and shaping according to claim 1, is characterized in that: described screw hole (14) is provided with two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310536130.2A CN103549991B (en) | 2013-11-01 | 2013-11-01 | For the bracing or strutting arrangement of vertebral plate expanding and shaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310536130.2A CN103549991B (en) | 2013-11-01 | 2013-11-01 | For the bracing or strutting arrangement of vertebral plate expanding and shaping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103549991A CN103549991A (en) | 2014-02-05 |
| CN103549991B true CN103549991B (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310536130.2A Active CN103549991B (en) | 2013-11-01 | 2013-11-01 | For the bracing or strutting arrangement of vertebral plate expanding and shaping |
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| CN (1) | CN103549991B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005041752A2 (en) * | 2003-10-20 | 2005-05-12 | Blackstone Medical, Inc. | Bone plate and method for using bone plate |
| US7645294B2 (en) * | 2004-03-31 | 2010-01-12 | Depuy Spine, Inc. | Head-to-head connector spinal fixation system |
| GB2486608B (en) * | 2009-10-03 | 2016-03-30 | Nuvasive Inc | Laminoplasty bone plate system and template tool |
| CN102551868A (en) * | 2012-01-10 | 2012-07-11 | 刘观燚 | Posterior cervical spine single open door side block spinous process steel plate |
| US8562681B2 (en) * | 2012-01-31 | 2013-10-22 | Styker Spine | Laminoplasty implant, method and instrumentation |
| CN202665673U (en) * | 2012-06-13 | 2013-01-16 | 常州华森医疗器械有限公司 | Laminoplasty steel plate |
| CN203591319U (en) * | 2013-11-01 | 2014-05-14 | 上海三友医疗器械有限公司 | Supporting device used for expanding forming of vertebral plate |
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2013
- 2013-11-01 CN CN201310536130.2A patent/CN103549991B/en active Active
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| Publication number | Publication date |
|---|---|
| CN103549991A (en) | 2014-02-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI SANYOU MEDICAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: SHANGHAI TATENG MEDICAL DEVICE CO.,LTD. Effective date: 20140416 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201201 PUDONG NEW AREA, SHANGHAI TO: 201807 JIADING, SHANGHAI |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20140416 Address after: 201807 Jiading District Jia Tang Road, Shanghai, No. 1988 Applicant after: Shanghai Sanyou Medical Devices Co., Ltd. Address before: 201201, Pudong New Area, Shanghai Qing Road 356, 3, 2 floor Applicant before: Shanghai Tateng Medical Device Co.,Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201807 Jiading District Jia Tang Road, Shanghai, No. 1988 Patentee after: Shanghai Sanyou medical equipment Limited by Share Ltd Address before: 201807 Jiading District Jia Tang Road, Shanghai, No. 1988 Patentee before: Shanghai Sanyou Medical Devices Co., Ltd. |