CN109330643A - Centrum lifts device for spreading - Google Patents
Centrum lifts device for spreading Download PDFInfo
- Publication number
- CN109330643A CN109330643A CN201811224739.5A CN201811224739A CN109330643A CN 109330643 A CN109330643 A CN 109330643A CN 201811224739 A CN201811224739 A CN 201811224739A CN 109330643 A CN109330643 A CN 109330643A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- spreading
- centrum
- lifts
- attachment 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7074—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
- A61B2017/0256—Joint distractors for the spine
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Neurology (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of centrums to lift device for spreading, including device for spreading, pulling apparatus, the first attachment device and the second attachment device；First attachment device is fixedly connected with the pulling apparatus, and second attachment device is flexibly connected the device for spreading, is removably secured connection between second attachment device and first attachment device.By combining the ingenious connection of device for spreading and pulling apparatus, the integration for realizing device for spreading and pulling apparatus uses the present invention, improves procedure efficiency, reduces operative complications.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of centrum to lift device for spreading.
Background technique
At present when the illness such as treatment spinal injury, slippage, most effective treatment method is using vertebral fixity system
The parallel vertebral fusion of the corpus vertebrae replacement of sliding is fixed, it is final to restore the normal Axial symptoms of backbone and line of force relationship.Due to ridge
The formation that vertebra slips is a chronic pathologic process, and under the action of long-term ABNORMAL STRESS, partial structurtes become lesion segment
Disorder, cicatricial tissue hyperplasia, stenosis of disc space, intervertebral height, which is lost, even to be merged.But its material of current common surgical only has vertebra
The simple function of body lifting or pyramidal support need to use multiple tools to perform the operation simultaneously, both increase surgical procedure complexity, also drop
Low procedure efficiency, is unfavorable for patient's post-operative recovery.
Summary of the invention
The technical problems to be solved by the present invention are: in view of the drawbacks of the prior art, provide a kind of by by device for spreading
With the ingenious connection combination of pulling apparatus, realizes that the integration of device for spreading and pulling apparatus uses, improve procedure efficiency, reduce hand
The centrum of art complexity lifts device for spreading.
To achieve the above object, the invention adopts the following technical scheme:
A kind of centrum lifting device for spreading, comprising:
Device for spreading, the device for spreading include main steel plate, guide rod, transmission parts, connecting component, sleeve and vertebral arch spiral shell
Nail, the main steel plate are in " returning " shape structure, and the guide rod is symmetricly set on the first end and second end of the main steel plate, described
Transmission parts are set in the guide rod, and the transmission parts are connect with the connecting component, the connecting component and the set
Cylinder connection, the sleeve are arranged the pedicle screws；
First attachment device, first attachment device are symmetricly set on the top at the third end of the main steel plate and described
The top at the 4th end；
Pulling apparatus, the pulling apparatus includes tong arm, grip part, clamping part and the limiting device of articulated connection, described
The second end of the tong arm is arranged in grip part, and the first end of the tong arm is arranged in the clamping part, and the limiting device is set
It sets in the inside of the tong arm；
The hinged place of the tong arm, second attachment device is arranged in second attachment device, second attachment device
It is fixedly connected with the pulling apparatus, second attachment device is detachably connected with first attachment device 2.
Further, the device for spreading further include:
The third end of the main steel plate is arranged in first auxiliary steel plate, the first auxiliary steel plate；
First fixing piece, the first auxiliary steel plate are detachably connected by first fixing piece with the main steel plate
It connects.
Further, the device for spreading further include:
The 4th end of the main steel plate is arranged in second auxiliary steel plate, the second auxiliary steel plate；
Second fixing piece, the second auxiliary steel plate are detachably connected by second fixing piece with the main steel plate
It connects.
Further, the first auxiliary steel plate and the second auxiliary steel plate are arc-shaped.
Further, first attachment device includes bracket and plurality of grooves, and the bracket and the main steel plate connect
It connects, plurality of grooves is at a certain distance along the axial direction setting of the bracket 21.
Further, the groove is arc-shaped.
Further, the pulling apparatus further include:
The inside of the clamping part is arranged in protrusion, the protrusion.
Further, the protrusion is smooth for the semi-round ball of surface smooth semi-round ball or surface irregularity or surface
The cone of cone or surface irregularity.
Further, the limiting device is limit rack gear.
Further, the grip part is provided with antiskid thread.
The present invention by adopting the above technical scheme, compared with prior art, has the following technical effect that
The pedicle screws that two are located in sleeve are first separately fixed to two centrums for being at least spaced a segment centrum
On, the tracheae of centrum side, oesophagus and its hetero-organization are pushed open using stating the first auxiliary steel plate and stating the second auxiliary steel plate, led to
The transmission parts for being sheathed on guide rod are overregulated, two sides above and below two pedicle screws respectively phase are mobile to strut to expand vertebra
Gap between body；Then pulling apparatus is goed deep into from the hollow space that main steel plate " returns " shape structure, and is caught using clamping part
Then the limiting device being located on two tong arms is engaged by the two sides of centrum to be lifted, for fixing.By pulling apparatus to
Pulling apparatus is linked into the groove of appropriate height by upper lifting wait lift to certain altitude, and pyramidal support lifting can be completed
Operation.The centrum lifts device for spreading and combines the ingenious connection of device for spreading and pulling apparatus, realizes device for spreading and lifting
The integration of device uses, and improves procedure efficiency, reduces operative complications.
Detailed description of the invention
Fig. 1 is the structure schematic diagram of one embodiment of the present invention；
Fig. 2 is the simplified schematic diagram of 2 front view structure of pulling apparatus 3 and the first attachment device of one embodiment of the present invention；
Fig. 3 is the simplified schematic diagram of the 4 forward sight structure of device for spreading 1 and the second attachment device of one embodiment of the present invention；
Fig. 4 is the simplified schematic diagram of 4 side view structure of device for spreading 1 and the second attachment device of one embodiment of the present invention；
Fig. 5 is the simplified schematic diagram of 4 plan structure of device for spreading 1 and the second attachment device of one embodiment of the present invention；
Wherein: 1- device for spreading；11- main steel plate；12- guide rod；13- transmission parts；14- connecting component；15- sleeve；
16- pedicle screws；17- first assists steel plate；The first fixing piece of 171-；18- second assists steel plate；The second fixing piece of 1711-；2-
First attachment device；21- bracket；22- groove；3- pulling apparatus；31- tong arm；The grip part 32-；33- clamping part；34- limit dress
It sets；35- protrusion；The second attachment device of 4-.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing.
A kind of centrum lifting device for spreading, comprising:
Device for spreading 1, the device for spreading 1 include main steel plate 11, guide rod 12, transmission parts 13, connecting component 14, set
Cylinder 15 and pedicle screws 16, the main steel plate 11 are in " returning " shape structure, and the guide rod 12 is symmetricly set on the main steel plate 11
First end and second end, the transmission parts 13 are set in the guide rod 12, the transmission parts 13 and the interconnecting piece
Part 14 connects, and the connecting component 14 is connect with the sleeve 15, and the sleeve set 15 sets the pedicle screws 16；
First attachment device 2, first attachment device 2 be symmetricly set on the third end of the main steel plate 11 top and
The top at the 4th end；
Pulling apparatus 3, the pulling apparatus 3 include tong arm 31, grip part 32, clamping part 33 and the limit dress of articulated connection
34 are set, the second end of the tong arm 31 is arranged in the grip part 32, and the first of the tong arm 31 is arranged in the clamping part 33
The inside of the tong arm 31 is arranged in end, the limiting device 34；
The hinged place of the tong arm 31, second connection is arranged in second attachment device 4, second attachment device 4
Device 4 is fixedly connected with the pulling apparatus 3, and second attachment device 4 is detachably connected with first attachment device 2
It connects.
The device for spreading 1 further include:
The third end of the main steel plate 11 is arranged in first auxiliary steel plate 17, the first auxiliary steel plate 17；
First fixing piece 171, the first auxiliary steel plate 17 by first fixing piece 171 and the main steel plate 11 into
Row is detachably connected.
The device for spreading 1 further include:
The 4th end of the main steel plate 11 is arranged in second auxiliary steel plate 18, the second auxiliary steel plate 18；
Second fixing piece 181, the second auxiliary steel plate 18 by second fixing piece 181 and the main steel plate 11 into
Row is detachably connected.
The first auxiliary steel plate 17 and the second auxiliary steel plate 18 are arc-shaped.
First attachment device 2 includes bracket 21 and plurality of grooves 22, and the bracket 21 connects with the main steel plate 11
It connects, plurality of grooves 22 is at a certain distance along the axial direction setting of the bracket 21.
The groove 22 is arc-shaped.
The pulling apparatus 3 further include:
The inside of the clamping part 33 is arranged in protrusion 35, described raised 35.
Described raised 35 be the smooth cone of the semi-round ball of the smooth semi-round ball or surface irregularity in surface or surface
Or the cone of surface irregularity.
The limiting device 34 is limit rack gear.
The grip part 32 is provided with antiskid thread.
A kind of centrum lifting device for spreading course of work of the present invention is as follows:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, when lifting device for spreading using a kind of centrum of the present invention, first by two
Pedicle screws 16 in sleeve 15 are separately fixed on two centrums for being at least spaced a segment centrum, using stating first
It auxiliary steel plate 17 and states the second auxiliary steel plate 18 and pushes the tracheae of centrum side, oesophagus and its hetero-organization open, pass through adjusting set
It is set on the transmission parts 13 of guide rod 12, two sides above and below two pedicle screws 16 respectively phase are mobile to strut to expand centrum
Between gap；Then pulling apparatus 3 is goed deep into from the hollow space of main steel plate 11 " time " shape structure, and is grabbed using clamping part 33
Then the limiting device 34 being located on two tong arms 31 is engaged by the firmly two sides of centrum to be lifted, for fixing.It will lifting
Device 3 lifts upwards, wait lift to certain altitude, pulling apparatus 3 is linked into the groove 22 of appropriate height, vertebra can be completed
Body struts lifting operation.
Specific embodiments of the present invention are described in detail above, but it is merely an example, the present invention is simultaneously unlimited
It is formed on particular embodiments described above.To those skilled in the art, any couple of present invention carries out equivalent modifications and
Substitution is also all among scope of the invention.Therefore, without departing from the spirit and scope of the invention made by equal transformation and
Modification, all should be contained within the scope of the invention.
Claims (10)
1. a kind of centrum lifts device for spreading characterized by comprising
Device for spreading (1), the device for spreading (1) include main steel plate (11), guide rod (12), transmission parts (13), interconnecting piece
Part (14), sleeve (15) and pedicle screws (16), the main steel plate (11) are in " returning " shape structure, and the guide rod (12) symmetrically sets
The first end and second end in the main steel plate (11) is set, the transmission parts (13) are set in the guide rod (12), described
Transmission parts (13) are connect with the connecting component (14), and the connecting component (14) connect with the sleeve (15), the set
Cylinder set (15) sets the pedicle screws (16)；
First attachment device (2), first attachment device (2) are symmetricly set on the top at the third end of the main steel plate (11)
With the top at the 4th end；
Pulling apparatus (3), the pulling apparatus (3) include articulated connection tong arm (31), grip part (32), clamping part (33) and
Limiting device (34), grip part (32) setting is in the second end of the tong arm (31), and clamping part (33) setting is in institute
State the first end of tong arm (31), inside of limiting device (34) setting in the tong arm (31)；
Second attachment device (4), the second attachment device (4) setting connect in the hinged place of the tong arm (31), described second
Connection device (4) is fixedly connected with the pulling apparatus (3), second attachment device (4) and first attachment device (2) into
Row is detachably connected.
2. centrum according to claim 1 lifts device for spreading, which is characterized in that the device for spreading (1) further include:
First auxiliary steel plate (17), first auxiliary steel plate (17) are arranged at the third end of the main steel plate (11)；
First fixing piece (171), first auxiliary steel plate (17) pass through first fixing piece (171) and the main steel plate
(11) it is detachably connected.
3. centrum according to claim 2 lifts device for spreading, which is characterized in that the device for spreading (1) further include:
Second auxiliary steel plate (18), second auxiliary steel plate (18) are arranged at the 4th end of the main steel plate (11)；
Second fixing piece (181), second auxiliary steel plate (18) pass through second fixing piece (181) and the main steel plate
(11) it is detachably connected.
4. centrum according to claim 3 lifts device for spreading, which is characterized in that first auxiliary steel plate (17) and institute
It is arc-shaped to state the second auxiliary steel plate (18).
5. centrum according to claim 1 lifts device for spreading, which is characterized in that first attachment device (2) includes
Bracket (21) and plurality of grooves (22), the bracket (21) connect with the main steel plate (11), and plurality of grooves (22) presses one
Axial direction setting of the fixed spacing along the bracket (21).
6. centrum according to claim 5 lifts device for spreading, which is characterized in that the groove (22) is arc-shaped.
7. centrum according to claim 1 lifts device for spreading, which is characterized in that the pulling apparatus (3) further include:
Raised (35), inside of protrusion (35) setting in the clamping part (33).
8. centrum according to claim 7 lifts device for spreading, which is characterized in that the protrusion (35) is that surface is smooth
The cone of the semi-round ball or surface of semi-round ball or surface irregularity smooth cone or surface irregularity.
9. centrum according to claim 1 lifts device for spreading, which is characterized in that the limiting device (34) is limiting tooth
Item.
10. centrum according to claim 1 lifts device for spreading, which is characterized in that the grip part (32) is provided with anti-
Sliding screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811224739.5A CN109330643B (en) | 2018-10-19 | 2018-10-19 | Centrum lifting and expanding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811224739.5A CN109330643B (en) | 2018-10-19 | 2018-10-19 | Centrum lifting and expanding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109330643A true CN109330643A (en) | 2019-02-15 |
| CN109330643B CN109330643B (en) | 2019-12-13 |
Family
ID=65310557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811224739.5A Active CN109330643B (en) | 2018-10-19 | 2018-10-19 | Centrum lifting and expanding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109330643B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671554A (en) * | 2020-05-26 | 2020-09-18 | 常州集硕医疗器械有限公司 | Cervical vertebra minimally invasive expansion type interbody fusion cage and use method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2214802Y (en) * | 1994-08-16 | 1995-12-13 | 侯树勋 | Lifting-pulling reduction fixator for lumbar spondylolisthesis |
| EP0751753A1 (en) * | 1994-03-23 | 1997-01-08 | Schnorrenberg Chirurgiemechani | Positioning and support device for the spinal column |
| CN1826085A (en) * | 2003-07-21 | 2006-08-30 | 脊骨分离有限公司 | Vertebral retainer-distracter and method of using a vertebral retainer-distracter |
| CN201279177Y (en) * | 2008-09-28 | 2009-07-29 | 张为 | Slide rail type intervertebral spreader |
| US20110190820A1 (en) * | 2008-05-28 | 2011-08-04 | Erik Johansson | Displacement Device, Use and System Therefore |
| CN202146354U (en) * | 2011-05-30 | 2012-02-22 | 陈建庭 | Spondylolisthesis lift reductor and spondylolisthesis lift reduction device |
| CN203802557U (en) * | 2013-09-26 | 2014-09-03 | 三河市迈迪克医疗器械有限公司 | Spinal column vertebral body slip reset fixing support |
| CN106491198A (en) * | 2016-11-16 | 2017-03-15 | 闻泰医疗科技（上海）有限公司 | A kind of vertebral slippage pulling apparatus |
| CN207870913U (en) * | 2017-06-21 | 2018-09-18 | 上海三友医疗器械股份有限公司 | Pyramidal support device assembly |
-
2018
- 2018-10-19 CN CN201811224739.5A patent/CN109330643B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0751753A1 (en) * | 1994-03-23 | 1997-01-08 | Schnorrenberg Chirurgiemechani | Positioning and support device for the spinal column |
| CN2214802Y (en) * | 1994-08-16 | 1995-12-13 | 侯树勋 | Lifting-pulling reduction fixator for lumbar spondylolisthesis |
| CN1826085A (en) * | 2003-07-21 | 2006-08-30 | 脊骨分离有限公司 | Vertebral retainer-distracter and method of using a vertebral retainer-distracter |
| US20110190820A1 (en) * | 2008-05-28 | 2011-08-04 | Erik Johansson | Displacement Device, Use and System Therefore |
| CN201279177Y (en) * | 2008-09-28 | 2009-07-29 | 张为 | Slide rail type intervertebral spreader |
| CN202146354U (en) * | 2011-05-30 | 2012-02-22 | 陈建庭 | Spondylolisthesis lift reductor and spondylolisthesis lift reduction device |
| CN203802557U (en) * | 2013-09-26 | 2014-09-03 | 三河市迈迪克医疗器械有限公司 | Spinal column vertebral body slip reset fixing support |
| CN106491198A (en) * | 2016-11-16 | 2017-03-15 | 闻泰医疗科技（上海）有限公司 | A kind of vertebral slippage pulling apparatus |
| CN207870913U (en) * | 2017-06-21 | 2018-09-18 | 上海三友医疗器械股份有限公司 | Pyramidal support device assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671554A (en) * | 2020-05-26 | 2020-09-18 | 常州集硕医疗器械有限公司 | Cervical vertebra minimally invasive expansion type interbody fusion cage and use method thereof |
| CN111671554B (en) * | 2020-05-26 | 2020-12-22 | 常州集硕医疗器械有限公司 | Cervical vertebra minimally invasive expansion type intervertebral fusion system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109330643B (en) | 2019-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20140074106A1 (en) | Working tower, rod inserter, rod reducer, and compression-distraction tool for minimally invasive surgery system | |
| CN107224341B (en) | Expandable interbody fusion cage | |
| CN105596040B (en) | TLIF operation path intervertebral opening devices | |
| CN104287819B (en) | The pedicle screw assemblies that a kind of Medical flexible double thread, resistance to plucking go out | |
| CN109330643A (en) | Centrum lifts device for spreading | |
| CN206080583U (en) | Pulling hook device of lumbar vertebrae wicresoft | |
| CN206063185U (en) | A kind of calcaneum Minimally Invasive Surgery dilator | |
| CN108338857A (en) | Vertebra struts fusion device and its vertebra auto-navigation struts system | |
| CN103190936B (en) | Cervical spine breast section anterior minimally invasive automatic drag hook for operation device | |
| CN209422196U (en) | A kind of traction apparatus for cervical vertebrae | |
| CN209450636U (en) | Rolling support restorer | |
| CN109820626A (en) | A kind of Invasive lumbar fusion device of four-way expansion | |
| CN109925037A (en) | A kind of fixed bracket in fracture outside | |
| CN113143404B (en) | Endoscope stone-taking basket | |
| CN205126396U (en) | Ilium bone screw | |
| CN110680490A (en) | Vertebral plate spreader | |
| CN203749465U (en) | Articular process lamina retractor | |
| CN201279177Y (en) | Slide rail type intervertebral spreader | |
| CN203776952U (en) | Nerve root retractor | |
| CN209074716U (en) | Automatic nerve hook | |
| CN209474691U (en) | A kind of novel lumbar laminectomy retractor | |
| CN208989266U (en) | Intervertebral disk prosthesis holder | |
| CN208371970U (en) | One kind can bracing type Invasive lumbar fusion device | |
| CN205903298U (en) | Excellent headtotail pole of backbone nail | |
| CN212996689U (en) | Cervical vertebra posterior approach vertebral plate holder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |