CN105030322B - Medical curved rod device - Google Patents
Medical curved rod device Download PDFInfo
- Publication number
- CN105030322B CN105030322B CN201510532751.2A CN201510532751A CN105030322B CN 105030322 B CN105030322 B CN 105030322B CN 201510532751 A CN201510532751 A CN 201510532751A CN 105030322 B CN105030322 B CN 105030322B
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- China
- Prior art keywords
- baffle
- sliding block
- guide groove
- curved rod
- rod device
- 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.)
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- 238000005452 bending Methods 0.000 claims abstract description 31
- 210000000278 spinal cord Anatomy 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 5
- 210000004126 nerve fiber Anatomy 0.000 abstract description 5
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000003245 working effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 206010058907 Spinal deformity Diseases 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010952 cobalt-chrome Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 210000001032 spinal nerve Anatomy 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8863—Apparatus for shaping or cutting osteosynthesis equipment by medical personnel
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The present invention provides a kind of medical curved rod device, main part including strip, the main part includes the straightway and bending section connected together, the end of the straightway and bending section has open slot, guide groove is provided with along the length direction of main part, the guide groove is connected with two open slots, the first sliding block and the second sliding block is provided with the guide groove, first sliding block and the second sliding block are connected with first baffle and second baffle respectively；When first sliding block, the movement of the second sliding block, the first baffle, second baffle can stretch out from guide groove and keep off at the opening of open slot.Simple to operate, the reliable operation of the present invention, it prevents that pitman is slipped from open slot during spine corrective operation using telescopic baffle plate, to the spinal cord and the injury risk of nerve fiber of patient when effectively reducing spine corrective operation.
Description
Technical field
The present invention relates to a kind of medicine equipment, more particularly to a kind of it is used to bend the curved of pitman in spine corrective operation
Rod device.
Background technology
Internal curved rod device (abbreviation curved rod device) is the orthopaedics instrument for being attached rod bending in vivo.Orthopedist exists
Treatment would generally implement spine corrective operation when suffering from the patient of serious deformity of spine；, it is necessary to use in spine corrective operation
The backbone of deformity occurs to correct for the pitman of titanium alloy or cobalt chrome molybdenum material, but because the spinal shape of patient is with quite big
Individual difference, therefore orthopedist in vitro can first use the pre- curved straight of other specific purpose tools pitman so that substantially to accord with
Close orthopedic required physiological curve；In practical operation, doctor is implanted into pedicle screw or pedicle hook on each centrum
Afterwards, then by the pitman of pre-bending it is installed on pedicle screw or pedicle hook.Pitman is being arranged on pedicle screw
Or, it is necessary to first one end of pitman is locked on a pedicle screw or pedicle hook during pedicle hook,
Then further bending is done to the curve of pitman to adjust, so as to successfully by pitman be installed to all pedicle screw or
In person's pedicle hook.When doing further adjustment to pitman, because pitman now has been positioned at the internal of patient, it can only make
Pitman is bent with the relatively small curved rod device of volume.
The curved rod device generally used at present is elongated, and its two ends is respectively provided with the open slot of bending pitman, opens
Mouth groove is used to accommodate pitman, and one end of curved rod device is straight, and the other end is the arc bent towards one side.The bottom of open slot leads to
It is often the semi-cylindrical matched with pitman diameter, opening groove width is slightly larger than the diameter of pitman, so as to smoothly by pitman
Slide to opening trench bottom；When in use, the open slot of curved rod device one end is engaged with pitman as needed.Curved rod device is in ridge
Used in pairs in post orthomorphia, the arc tips of two curved rod devices are symmetrical, are so easy in shorter distance
Interior utilization lever principle realizes the bending to pitman, and concrete operations are as shown in figure 1, by the way that two curved rod devices 9 are relatively moved
To realize the bending to pitman 8.But, at present used in curved rod device easily occur in actual use pitman from
The problem of being skidded off suddenly in open slot, due to inertia, doctor is still applied with curved rod device during pitman is skidded off
Very big power, curved rod device can be touched because of impetus is lost suddenly with the spinal cord near pitman and other nerve fibers
Hit, and then very serious neurotrosis is caused to patient.Therefore, solving this technical problem has very important clinical meaning
Justice.
The content of the invention
The technical problem to be solved in the present invention is that providing one kind effectively prevents pitman from being slipped from open slot, improves hand
The security of art, it is to avoid the medical curved rod device of damage is caused during curved rod to patient's spinal cord and nerve in vivo, to overcome
The drawbacks described above of prior art.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of medical curved rod device, including strip
Main part, the main part includes the straightway and bending section that connect together, the end difference of the straightway and bending section
Open slot is provided with, guide groove is provided with along the length direction of main part, the guide groove is connected with two open slots, the guide groove
In be provided with the first sliding block and the second sliding block, first sliding block and the second sliding block are connected with first baffle and second baffle respectively
Connect；When the first sliding block, the movement of the second sliding block, the first baffle, second baffle, which can stretch out and keep off from guide groove, to be opened
At the opening of mouth groove.
Preferably, the bottom land of the guide groove is respectively equipped with counterbore, the counterbore close to the position of two open slots and set
There is stage clip, the end of the stage clip is provided with detent ball, and the bottom surface of the first baffle and second baffle is distinguished along moving direction
Provided with two positioning holes, the positioning hole on the first baffle, second baffle is engaged with the detent ball of the same side respectively.
Preferably, the stopper slot relative with guide groove end positions, described first are had in described two open slots
Baffle plate and second baffle can be inserted in the stopper slot.
Preferably, first sliding block and first baffle act on main part bending section side, first sliding block and
Transiting rod is connected between one baffle plate, first sliding block and first baffle are respectively hinged at the two ends of the transiting rod.
Preferably, first sliding block, the second sliding block protrude from the outer surface of main part.
Preferably, multiple antislip cogs are equipped with the top surface of first sliding block and the second sliding block.
Preferably, the outer surface of the main part is provided with multiple antislip cogs.
As described above, a kind of medical curved rod device of the present invention, has the advantages that：
The curved rod device of the present invention prevents that pitman is slipped from open slot during spine corrective operation using telescopic baffle plate.
Also, the present invention is by the mating reaction of detent ball and baffle plate upper Positioning holes, baffle plate can be realized and positioned, it is further to protect
Working effect is demonstrate,proved, the operation to operator is brought conveniently, while also substantially increasing the security of operation.Present invention operation
Simply, working stability, to the spinal cord and the injury risk of nerve fiber of patient when effectively reducing spine corrective operation, has very high
Clinical practice value.
Brief description of the drawings
Fig. 1 is the fundamental diagram of curved rod device.
Fig. 2 is structure chart of the invention.
Fig. 3 is top view of the invention.
Fig. 4 is Fig. 3 upward view.
Fig. 5 is sectional view at A-A in Fig. 3.
Fig. 6 is enlarged drawing at B in Fig. 3.
Fig. 7 is sectional view at C-C in Fig. 4.
Fig. 8 is enlarged drawing at D in Fig. 5.
Fig. 9 is use state schematic diagram of the invention.
Figure 10 is use state top view of the invention.
Figure 11 is sectional view at E-E in Figure 10.
Figure 12 is enlarged drawing at F in Figure 10.
Figure 13 is enlarged drawing at G in Figure 11.
In figure：1st, main part 11, straightway
12nd, bending section 121, circular arc portion
122nd, straight line portion 13, open slot
131st, stopper slot 14, guide groove
141st, counterbore 15, stage clip
16th, detent ball 17, antislip cog
21st, the first sliding block 22, first baffle
211st, antislip cog 31, the second sliding block
32nd, second baffle 311, antislip cog
4th, positioning hole 5, transiting rod
8th, pitman 9, curved rod device
Embodiment
Structure, ratio, size depicted in Figure of description etc., only to coordinate the content disclosed in specification, with
Understand and read for those skilled in the art, be not limited to enforceable qualifications of the invention, therefore do not have technically
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size can be generated not influenceing the present invention
Under effect and the purpose that can reach, all should still it fall in the range of disclosed technology contents can be covered.Meanwhile,
Cited such as " on ", " under ", "front", "rear", " centre " term, are merely convenient to the clear of narration in this specification, and
It is not used to limit enforceable scope of the invention, being altered or modified for its relativeness is changed under technology contents without essence, when
Also it is considered as enforceable category of the invention.
As shown in Fig. 2-Fig. 8, a kind of medical curved rod device of the present invention, it includes the main part 1 of strip, the main part 1
Including the straightway 11 and bending section 12 connected together, the angle between the straightway 11 and bending section 12 is more than 90 degree and small
In 180 degree.The end of the straightway 11 and bending section 12 has open slot 13, that is to say, that two 13 points of open slots
Not Wei Yu main part 1 end positions.Guide groove 14 is provided with along the length direction of main part 1, the guide groove 14 is opened with two
Mouth groove 13 is connected, and the first sliding block 21 and the second sliding block 31, the sliding block of the first sliding block 21 and second are provided with the guide groove 14
31 are connected with first baffle 22 and second baffle 32 respectively.When the first sliding block 21, the movement of the second sliding block 31, the first gear
Plate 22, second baffle 32 can stretch out from guide groove 14 and keep off at the opening of open slot 13.In actual use, according to position
Putting needs to use cooperatively the open slot 13 on straightway 11 or bending section 12 with the pitman in implantation human body, works as first baffle
22 or second baffle 32 when keeping off at the opening of open slot 13, pitman is limited in open slot 13, so as to prevent the present invention
Damage spinal cord and other nerve fibers after separating are slipped with pitman.Heretofore described guide groove 14 can be T-slot or
Dovetail groove, as shown in fig. 7, being preferred to use T-slot in the present embodiment.
In a preferred embodiment, with reference to Fig. 2, Fig. 5, Fig. 8, the bottom land of the guide groove 14 is close to the position of two open slots 13
Put and be respectively equipped with counterbore 141, stage clip 15 is provided with the counterbore 141, the end of the stage clip 15 is provided with detent ball 16, described
The bottom surface of first baffle 22 and second baffle 32 is respectively equipped with two positioning holes 4, the first baffle 22, second along moving direction
Positioning hole 4 on baffle plate 32 is engaged with the detent ball 16 of the same side respectively.Pass through the cooperation of detent ball 16 and positioning hole 4
Effect can lock the position of first baffle 22 and second baffle 32.Detent ball 16 on first baffle 22 and second baffle 32
It is identical with the effect that positioning hole 4 coordinates, therefore only illustrate its action principle by taking second baffle 32 as an example, with reference to Fig. 2, Fig. 8, figure
13：Second baffle 32 can be locked in two positions by two positioning holes 4 of the bottom surface of second baffle 32 after coordinating with detent ball 16
On：One position is initial position, i.e., as shown in figure 8, second baffle 32 is not kept off at the opening of open slot 13；One position
It is operating position, i.e., as shown in figure 13, second baffle 32 is kept off at the opening of open slot 13, and pitman 8 is limited in into open slot
In 13.When needing to change two positions, it is only necessary to apply an edge to second baffle 32 by the second sliding block 31 and lead
The power F1 in direction is opened up to groove 14, and because when pitman is limited in open slot 13, it is to second baffle 32
Power F2 is perpendicular to the direction that opens up of guide groove 14, i.e. F1 and F2 is perpendicular, therefore does not interfere with the He of detent ball 16
The cooperation of positioning hole 4, and then also ensure that the blocking effect to pitman.Can be the use band of operator by this structure
To facilitate, it is ensured that the working effect of the present invention operationally.
In the present embodiment, with reference to Fig. 8 and Figure 13, had in described two open slots 13 and the two ends of guide groove 14 position
Relative stopper slot 131 is put, the first baffle 22 and second baffle 32 can be inserted in the stopper slot 131.Stopper slot 131 is led
If in order to ensure the working effect of first baffle 22, second baffle 32, it is to avoid in actual use because pitman is to first
Baffle plate 22, second baffle 32 power is excessive and bending first baffle 22, second baffle 32, and finally skidded off from open slot 13.
In addition, stopper slot 131 also plays certain protective effect to first baffle 22, second baffle 32, that is, reduce first baffle 22,
The deformation quantity produced after the stress of second baffle 32, prevents first baffle 22, second baffle 32 from fractureing.
In the present embodiment, first sliding block 21 and first baffle 22 act on the side of bending section 12 of main part 1, because
Opened up for guide groove 14 along the length direction of main part 1, therefore guide groove 14 is and bending section 12 in the part of bending section 12
Shape is consistent.When the bending section 12 is simple circular arc, the shape of first baffle 22 can be set to same curvature half
The circular shape in footpath, first baffle 22 can be moved along the guide groove of circular arc.With reference to Fig. 6 and Figure 12, when the bending section
12 by circular arc portion 121 and straight line portion 122 when being combined, and guide groove 14 includes circular arc and straight in the shape of bending section 12
It is linear, therefore first baffle 22 needed during movement while circular arc and linear are matched, if in this case
First baffle 22 still may result in the linear that first baffle 22 is stuck in the bending section 12 of guide groove 14 using simple circular arc
Position, and then cannot also meet job requirement.Therefore, when bending section 12 is combined by circular arc portion 121 and straight line portion 122 and
Cheng Shi, is connected with transiting rod 5 between first sliding block 21 and first baffle 22, first sliding block 21 and first baffle 22 are distinguished
It is hinged on the two ends of the transiting rod 5.This multistage bar linkage structure of first sliding block 21, transiting rod 5 and the formation of first baffle 22
First baffle 22 can be easy to flexibly to be moved in guide groove 14, so as to meet job requirement.Further, in order to avoid transition
Interference is produced with guide groove 14 when bar 5 is moved, the width of the transiting rod 5 is less than the width of guide groove 14 in some positions.
In other embodiments, multistage connecting rod can also be hinged between first sliding block 21 and first baffle 22.In addition, described is more
It is simple circular arc that section bar linkage structure, which is equally applicable to bending section 12,.
In the present embodiment, first sliding block 21, the second sliding block 31 protrude from the outer surface of curved rod device 1, in order to
Operator promotes the first sliding block 21 and the second sliding block 31.Further, as shown in Fig. 3 or Figure 10, first sliding block 21 and
Multiple antislip cogs 211,311 are equipped with the top surface of two sliding blocks 31, in order to which operator exerts oneself.The antislip cog 211,
311 can use elastomeric material, with increasing friction force.
As shown in Fig. 2 or Fig. 9, the outer surface of heretofore described curved rod device 1 is provided with multiple antislip cogs 17, to increase behaviour
Frictional force during the author grip present invention, prevents from slipping out of the hand.The antislip cog 17 can use elastomeric material.
With reference to Fig. 1-Figure 13, application method of the invention is：
(1) in spine corrective operation, pedicle nail is first implanted into the different vertebras of backbone, then according to the backbone of patient
Shape, using the pitman of the pre- curved straight of other specific purpose tools, so as to generally conform to orthopedic required physiological curve.
(2) one end of pitman is first locked on a pedicle nail and positioned, then according to other pedicle nails
Position pitman will be installed, when needing to bend pitman, using two the present invention bent.The present invention's is first
Beginning state is as shown in Fig. 2-Fig. 8, and first baffle 22 and second baffle 32 are not kept off at the opening of open slot 13.
(3) schematic diagram according to Fig. 1 is using the present invention, specifically, being only needed to each present invention upper one when using
Individual open slot 13 coordinates with pitman 8, and Fig. 9-Figure 11 is just for the sake of expression operation principle of the invention.With second baffle
Exemplified by 32, with reference to Fig. 9, Figure 11 and Figure 13, when in use, pitman 8 is allowed to slip into the bottom land of open slot 13 of the side of straightway 11, so
After promote the second sliding block 31 drive second baffle 32 moved in guide groove 14, comparison diagram 8 and Figure 13, in the shifting of second baffle 32
During dynamic, the stage clip 16 is compressed, and detent ball 16 is moved in another positioning hole 4 from a positioning hole 4, and now the
The end of two baffle plates 32 is had been inserted into the stopper slot 131 on open slot 13, then stops applying external force to the second sliding block 31,
The position of second baffle 32 is kept, and then plays a part of preventing pitman 8 from skidding off from open slot 13.It is of the invention by two
Mating reaction is bent to pitman 8.
(4) pitman 8 promotes the second sliding block 31 to drive second baffle 32 to return to original state after the completion of bending, incite somebody to action this
Invention is removed from pitman 8.
In summary, the present invention is a kind of medical curved rod device, can solve the problem that curved rod device when bending pitman because station is unstable
The problem of determining and damage spinal cord and nerve fiber.So, the present invention effectively overcome some practical problems of the prior art from
And have very high value and use meaning.
The principle and its effect of the above-mentioned embodiment only illustrative present invention, not for the limitation present invention.This hair
It is bright to also have many aspects to be improved on the premise of without prejudice to overall thought, all can be for those skilled in the art
Without prejudice under the spirit and scope of the present invention, modifications and changes can be carried out to above-described embodiment.Therefore, art such as
Middle tool usually intellectual without departing from disclosed spirit and all equivalent modifications for being completed under technological thought or
Change, should be covered by the claim of the present invention.
Claims (7)
1. a kind of medical curved rod device, includes the main part (1) of strip, the main part (1) includes the straightway connected together
And bending section (12) (11), it is characterised in that：The end of the straightway (11) and bending section (12) has open slot
(13) guide groove (14), is provided with along the length direction of main part (1), the guide groove (14) connects with two open slots (13),
The first sliding block (21) and the second sliding block (31), first sliding block (21) and the second sliding block (31) are provided with the guide groove (14)
It is connected respectively with first baffle (22) and second baffle (32)；It is described when the first sliding block (21), the second sliding block (31) are mobile
First baffle (22), second baffle (32) can stretch out from guide groove (14) and keep off at the opening of open slot (13).
2. medical curved rod device according to claim 1, it is characterised in that：The bottom land of the guide groove (14) is opened close to two
The position of mouth groove (13), which is respectively equipped with counterbore (141), the counterbore (141), is provided with stage clip (15), the end of the stage clip (15)
Portion is provided with detent ball (16), and the bottom surface of the first baffle (22) and second baffle (32) is respectively equipped with two along moving direction
The detent ball of positioning hole (4) respectively with the same side on positioning hole (4), the first baffle (22), second baffle (32)
(16) it is engaged.
3. medical curved rod device according to claim 1, it is characterised in that：Had in described two open slots (13) with
The relative stopper slot (131) of guide groove (14) end positions, the first baffle (22) and second baffle (32) can insert described
In stopper slot (131).
4. medical curved rod device according to claim 1, it is characterised in that：First sliding block (21) and first baffle (22)
Main part (1) bending section (12) side is acted on, transiting rod is connected between first sliding block (21) and first baffle (22)
(5), first sliding block (21) and first baffle (22) are respectively hinged at the two ends of the transiting rod (5).
5. medical curved rod device according to claim 1, it is characterised in that：First sliding block (21), the second sliding block (31)
Protrude from the outer surface of main part (1).
6. medical curved rod device according to claim 1, it is characterised in that：First sliding block (21) and the second sliding block (31)
Top surface on be equipped with multiple antislip cogs (211,311).
7. medical curved rod device according to claim 1, it is characterised in that：The outer surface of the main part (1) is provided with multiple
Antislip cog (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532751.2A CN105030322B (en) | 2015-08-26 | 2015-08-26 | Medical curved rod device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532751.2A CN105030322B (en) | 2015-08-26 | 2015-08-26 | Medical curved rod device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105030322A CN105030322A (en) | 2015-11-11 |
| CN105030322B true CN105030322B (en) | 2017-07-28 |
Family
ID=54437708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510532751.2A Active CN105030322B (en) | 2015-08-26 | 2015-08-26 | Medical curved rod device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105030322B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084732A (en) * | 1992-09-21 | 1994-04-06 | R·查尔斯·雷 | Apparatus and method for torsionally correcting a scoliotic spine |
| FR3004100A1 (en) * | 2013-04-04 | 2014-10-10 | Iceram | BENDER OR VERTICAL BARREL TORS USED DURING SPINAL OPERATION |
| CN204971556U (en) * | 2015-08-26 | 2016-01-20 | 王亭 | Excellent ware of medical turn |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100268119A1 (en) * | 2009-04-15 | 2010-10-21 | Warsaw Orthopedic, Inc., An Indiana Corporation | Integrated feedback for in-situ surgical device |
| US8235998B2 (en) * | 2009-08-17 | 2012-08-07 | Warsaw Orthopedic, Inc. | Instruments and methods for in situ bending of an elongate spinal implant |
| US8419745B2 (en) * | 2010-04-23 | 2013-04-16 | Biomet C.V. | Bone plate bender system |
| CA2803178C (en) * | 2010-06-28 | 2015-02-03 | K2M, Inc. | Spinal stabilization system |
| FR2988583B1 (en) * | 2012-04-02 | 2014-03-14 | Safe Orthopaedics | CAM BENDER |
-
2015
- 2015-08-26 CN CN201510532751.2A patent/CN105030322B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084732A (en) * | 1992-09-21 | 1994-04-06 | R·查尔斯·雷 | Apparatus and method for torsionally correcting a scoliotic spine |
| FR3004100A1 (en) * | 2013-04-04 | 2014-10-10 | Iceram | BENDER OR VERTICAL BARREL TORS USED DURING SPINAL OPERATION |
| CN204971556U (en) * | 2015-08-26 | 2016-01-20 | 王亭 | Excellent ware of medical turn |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105030322A (en) | 2015-11-11 |
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Effective date of registration: 20180125 Address after: 266000 Jiangsu Road, Shandong, China, No. 16, No. Co-patentee after: Zheng Xiujun Patentee after: Wang Ting Co-patentee after: SHANDONG WEIGAO ORTHOPEDIC DEVICE COMPANY LIMITED Address before: 266003 Jiangsu Road, Shandong, China, No. 16, No. Co-patentee before: Wu Chunhui Patentee before: Wang Ting Co-patentee before: Zheng Xiujun |
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