CN208808573U - A kind of dedicated adjustable laminectomy rongeur of orthopaedics - Google Patents
A kind of dedicated adjustable laminectomy rongeur of orthopaedics Download PDFInfo
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- CN208808573U CN208808573U CN201820321937.2U CN201820321937U CN208808573U CN 208808573 U CN208808573 U CN 208808573U CN 201820321937 U CN201820321937 U CN 201820321937U CN 208808573 U CN208808573 U CN 208808573U
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- shaft
- fixed
- shell
- handle
- fixedly connected
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Abstract
The utility model discloses a kind of dedicated adjustable laminectomy rongeurs of orthopaedics, including shell, the upper and lower surfaces of inner walls are connected with fixture block, and the opposite face of two fixture blocks is fixedly connected with the upper and lower surfaces of bearing respectively, bearing inner sleeve is connected to shaft, and the left end of shaft passes through the through-hole that shell left side opens up and the outside for extending to shell.The dedicated adjustable laminectomy rongeur of the orthopaedics, pass through shaft, card slot, sliding slot, catch bar, handle, telescopic device, fixed link, the mutual cooperation of fixed device and bearing, surgical staff is by manually rotating shaft, card slot is adjusted to suitable angle, shaft is fixed by rotary fixing device again, guarantee that the angle of card slot is always kept in a fixed state, surgical staff can drive catch bar to be moved back and forth by handle, be conducive to laminectomy rongeur and vertebral plate from different perspectives sting removing, reduce surgical staff arm Fatigue, to improve the quality of operation.
Description
Technical field
The utility model relates to technical field of medical instrument, specially a kind of dedicated adjustable laminectomy rongeur of orthopaedics.
Background technique
In orthopedic medical device, laminectomy rongeur, which is mainly used for stinging, removes or modifies vertebral plate bone and skull.In spinal surgery hand
In art, lumbar vertebral posterior windowing is common operative approach, during vertebral plate is stung and removed, needs from different angles to carry out vertebral plate
It stings and removes.
The rongeur bar part of rongeur used at present and the angle of doctor's portion of the handle are fixed, therefore will be to vertebra
Plate from different perspectives sting removing, so that needing to be replaced as frequently as posture of performing the operation during surgery, since operation is very narrow
Carried out in small range, sometimes be difficult to reach suitable angle convert posture, at the same convert perform the operation posture also by
The limitation of operating table position is easy to cause arm Fatigue therefore to considerably increase the difficulty of operation, not only prolongs after the operating time is long
Operating time has been grown, the quality of operation is also directly affected.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of dedicated adjustable laminectomy rongeur of orthopaedics, solves
The rongeur bar part of rongeur used at present and the angle of doctor's portion of the handle are fixed, therefore will to vertebral plate never
Sting removing with angle, so that needing to be replaced as frequently as posture of performing the operation during surgery, since operation is in very narrow model
Interior progress is enclosed, sometimes is difficult to reach suitable angle converting posture, while converting operation posture also by operating table
The limitation of position is easy to cause arm Fatigue therefore to considerably increase the difficulty of operation, not only extends hand after the operating time is long
Art time, the problem of also directly affecting the quality of operation.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of dedicated adjustable vertebral plate of orthopaedics stings bone
Pincers, including shell, the upper and lower surfaces of the inner walls are connected with fixture block, and the opposite face of two fixture blocks respectively with
The upper and lower surfaces of bearing are fixedly connected, and the bearing inner sleeve is connected to shaft, and the left end of the shaft passes through on the left of shell
Through-hole that face opens up and the outside for extending to shell, and the inside of shaft offers sliding slot, the left side of the sliding slot inner wall is opened
Equipped with card slot, catch bar is provided in the sliding slot.
The right end of the catch bar passes through sliding slot and bearing is fixedly connected with the one end at the round bar back side, and round bar setting is limiting
In the slot of position, the limiting slot is provided with the front of handle, and the back side of handle is connected by the front activity of third pin shaft and shell
It connects, the front of the handle is flexibly connected by the first pin shaft with the back side of the first fixed block, and the first fixed block right side is logical
It crosses telescopic device to be fixedly connected with the second fixed block left side, the back side of second fixed block passes through the second pin shaft and fixed link
Front be flexibly connected.
The top of the fixed link is fixedly connected with the lower surface of shell, and the upper surface of shell is connected with fixed device,
And the lower surface of fixed device and the upper surface of shaft overlap.
Preferably, the fixed device includes threaded post, and the lower surface of threaded post and the upper surface of shaft overlap, described
The surface of threaded post is threaded with thread barrel, and thread barrel is connected to the upper surface of shell, the top of the threaded post and solid
The lower surface of fixed board is fixedly connected.
Preferably, the telescopic device includes telescopic rod, and the both ends of telescopic rod are respectively at the right side of the first fixed block
It is fixedly connected with the left side of the second fixed block, the surface of the telescopic rod is socketed with spring, and the both ends of spring are respectively at
The right side of one fixed block is fixedly connected with the left side of the second fixed block.
Preferably, the shape of the card slot is rectangle, and the shape of catch bar is cylinder.
Preferably, the surface of the handle is provided with anti-skid chequer, and the shape of fixed link is cylinder.
Preferably, the shape of the limiting slot is rectangle, and the width of limiting slot is greater than the diameter of round bar.
(3) beneficial effect
The utility model provides a kind of dedicated adjustable laminectomy rongeur of orthopaedics, have it is following the utility model has the advantages that
(1), the dedicated adjustable laminectomy rongeur of the orthopaedics passes through shaft, card slot, sliding slot, catch bar, handle, flexible dress
It sets, the mutual cooperation of fixed link, fixed device and bearing, surgical staff is adjusted card slot by rotating manually to shaft
Shaft is fixed to suitable angle, then by rotary fixing device, guarantees that the angle of card slot is always kept in a fixed state, is performed the operation
Personnel can drive catch bar to move back and forth by handle, be conducive to laminectomy rongeur and sting from different perspectives to vertebral plate
It removes, reduces surgical staff arm Fatigue, to improve the quality of operation.
(2), the dedicated adjustable laminectomy rongeur of the orthopaedics, by catch bar, the first pin shaft, the second pin shaft, third pin shaft,
The mutual cooperation of first fixed block, the second fixed block, handle, limiting slot and telescopic device, surgical staff by clutching handle,
The bottom end of hand is close to fixed link, and the top of handle pushes round bar to be moved to the left by limiting slot, and round bar drives catch bar to the left
Sliding, the occlusion convenient for surgical staff to vertebral plate are conducive to adjusting of the surgical staff to laminectomy rongeur angle, save operation
The plenty of time of personnel.
(3), the dedicated adjustable laminectomy rongeur of the orthopaedics, by the mutual cooperation of handle, telescopic device and fixed link, when
Surgical staff squeezes telescopic device by handle of holding with a firm grip, and when surgical staff release handle, spring is released, will be
Hand pushes to the left, the use next time convenient for surgical staff to laminectomy rongeur, saves the plenty of time of surgical staff, and this
Utility model which has a compact structure and a reasonable design, it is practical.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure that the utility model is faced；
Fig. 2 is the schematic diagram of the section structure that the utility model shaft is overlooked.
In figure: 1 card slot, 2 sliding slots, 3 fixed devices, 31 threaded posts, 32 thread barrels, 33 fixed plates, 4 fixture blocks, 5 bearings, 6 shells
Body, 7 round bars, 8 limiting slots, 9 third pin shafts, 10 fixed links, 11 second fixed blocks, 12 second pin shafts, 13 telescopic devices, 131 are stretched
Contracting bar, 132 springs, 14 first pin shafts, 15 first fixed blocks, 16 handles, 17 shafts, 18 through-holes, 19 catch bars.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-2, the utility model provides a kind of technical solution: a kind of dedicated adjustable laminectomy rongeur of orthopaedics,
Shaft 17, bearing 5, fixture block 4, fixed device 3, handle 16 and fixed link 10 are enable by the setting of shell 6 including shell 6
Stablize and place, improves the stability of laminectomy rongeur in the course of surgery and improve and performed the operation convenient for the use of surgical staff
Working efficiency in journey, the upper and lower surfaces of 6 inner wall of shell are connected with fixture block 4, and the opposite face difference of two fixture blocks 4
It is fixedly connected with the upper and lower surfaces of bearing 5, by the setting of fixture block 4, bearing 5 is firmly fixed on by two fixture blocks 4
The inside of shell 6 improves catch bar 19 so that card slot 1, in rotary course, shaft 17 remains stable with bearing 5
Stability, shaft 17 is socketed in bearing 5, and the left end of shaft 17 passes through the through-hole 18 that 6 left side of shell opens up and extends to shell
The outside of body 6, and the inside of shaft 17 offers sliding slot 2, the shape of card slot 1 is rectangle, and the shape of catch bar 19 is cylinder
Shape is right using card slot 1 and catch bar 19 after card slot 1 is adjusted angle by surgical staff by the cooperation of catch bar 19 and card slot 1
Vertebral plate is engaged, and convenient for the use of surgical staff, the left side of 2 inner wall of sliding slot offers card slot 1, is provided with and is pushed away in sliding slot 2
Lever 19.
The right end of catch bar 19 passes through sliding slot 2 and bearing 5 is fixedly connected with the one end at 7 back side of round bar, and the setting of round bar 7 exists
In limiting slot 8, the shape of limiting slot 8 is rectangle, and the width of limiting slot 8 is greater than the diameter of round bar 7, passes through limiting slot 8 and circle
The setting of bar 7, when surgical staff holds handle 16 with a firm grip, limiting slot 8 drive round bar 7 be moved to the left, round bar 7 drive catch bar 19 to
Left sliding, when surgical staff release handle 16, limiting slot 8 drives round bar 7 to move right, and round bar 7 drives catch bar 19 to the right
Sliding, convenient for the use of surgical staff, saves the plenty of time of surgical staff, and limiting slot 8 is provided with the front of handle 16, and
The back side of handle 16 is flexibly connected by the front of third pin shaft 9 and shell 6, and the front of handle 16 passes through the first pin shaft 14 and the
The back side of one fixed block 15 is flexibly connected, and the surface of handle 16 is provided with anti-skid chequer, and the shape of fixed link 10 is cylinder, is led to
The setting of handle 16 and fixed link 10 is crossed, surgical staff holds fixed link 10 and fixes laminectomy rongeur, by handle 16 to vertebra
Plate rongeur is carried out using the setting of anti-skid chequer improves the stabilization of laminectomy rongeur so that laminectomy rongeur is not easy to slide
Property, telescopic device 13 includes telescopic rod 131, and the both ends of telescopic rod 131 are respectively at the right side and second of the first fixed block 15
The left side of fixed block 11 is fixedly connected, and the surface of telescopic rod 131 is socketed with spring 132, and the both ends of spring 132 are respectively at
The right side of one fixed block 15 is fixedly connected with the left side of the second fixed block 11, by handle 16, telescopic device 13 and is fixed
The setting of bar 10 squeezes telescopic device 13, when surgical staff release handle when surgical staff is by handle 16 of holding with a firm grip
16, spring 132 is released, and handle 16 is pushed to the left, the use next time convenient for surgical staff to laminectomy rongeur, is saved
The plenty of time of surgical staff, and 15 right side of the first fixed block is consolidated by telescopic device 13 and the second fixed block 11 left side
The back side of fixed connection, the second fixed block 11 is flexibly connected by the second pin shaft 12 with the front of fixed link 10.
The top of fixed link 10 is fixedly connected with the lower surface of shell 6, and the upper surface of shell 6 is connected with fixed device 3,
Fixed device 3 includes threaded post 31, and surgical staff is adjusted card slot 1 to suitable angle by rotating manually to shaft 17
Degree, then shaft 17 is fixed by rotary fixing device 3, guarantee that the angle of card slot 1 is always kept in a fixed state, and threaded post 31
Lower surface and the upper surface of shaft 17 overlap, the surface of threaded post 31 is threaded with thread barrel 32, and thread barrel 32 is clamped
In the upper surface of shell 6, the top of threaded post 31 is fixedly connected with the lower surface of fixed plate 33, passes through threaded post 31 and thread barrel
32 mutual cooperation improves laminectomy rongeur in use steady so that shaft 17 is more stable in fixation procedure
It is qualitative, and the lower surface of fixed device 3 and the upper surface of shaft 17 overlap.
In use, firstly, by rotating manually to shaft 17, card slot 1 is adjusted to suitable angle for surgical staff,
Shaft 17 is fixed by rotary fixing device 3 again, guarantees that the angle of card slot 1 is always kept in a fixed state, then, surgical staff
By clutching handle 16, the bottom end of handle 16 is close to fixed link 10, the top of handle 16 by limiting slot 8 push round bar 7 to
It moves left, round bar 7 drives catch bar 19 to slide to the left, the occlusion convenient for surgical staff to vertebral plate, then, when surgical staff discharges
Handle 16, spring 132 are released, and handle 16 is pushed to the left, the use next time convenient for surgical staff to laminectomy rongeur.
It can to sum up obtain, 1, the dedicated adjustable laminectomy rongeur of the orthopaedics pass through shaft 17, card slot 1, sliding slot 2, catch bar
19, the mutual cooperation of handle 16, telescopic device 13, fixed link 10, fixed device 3 and bearing 5, surgical staff pass through manually to turning
Axis 17 is rotated, and card slot 1 is adjusted to suitable angle, then shaft 17 is fixed by rotary fixing device 3, is guaranteed
The angle of card slot 1 is always kept in a fixed state, and surgical staff can drive catch bar 19 to be moved back and forth by handle 16, is conducive to vertebra
Plate rongeur from different perspectives sting removing to vertebral plate, reduces surgical staff arm Fatigue, to improve the quality of operation.
2, the dedicated adjustable laminectomy rongeur of the orthopaedics passes through catch bar 19, the first pin shaft 14, the second pin shaft 12, third
The mutual cooperation of pin shaft 9, the first fixed block 15, the second fixed block 11, handle 16, limiting slot 8 and telescopic device 13, surgical staff
By clutching handle 16, the bottom end of handle 16 is close to fixed link 10, the top of handle 16 by limiting slot 8 push round bar 7 to
It moves left, round bar 7 drives catch bar 19 to slide to the left, and the occlusion convenient for surgical staff to vertebral plate is conducive to surgical staff to vertebra
The adjusting of plate rongeur angle, saves the plenty of time of surgical staff.
3, the dedicated adjustable laminectomy rongeur of the orthopaedics passes through the phase interworking of handle 16, telescopic device 13 and fixed link 10
It closes, when surgical staff is by handle 16 of holding with a firm grip, telescopic device 13 is squeezed, when surgical staff release handle 16, spring 132
It is released, handle 16 is pushed to the left, the use next time convenient for surgical staff to laminectomy rongeur saves surgical staff
Plenty of time, and the utility model which has a compact structure and a reasonable design is practical.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of dedicated adjustable laminectomy rongeur of orthopaedics, including shell (6), it is characterised in that: shell (6) inner wall it is upper
Surface and lower surface are connected with fixture block (4), and the opposite face of two fixture blocks (4) respectively with the upper surface of bearing (5) and following table
Face is fixedly connected, and is socketed with shaft (17) in the bearing (5), and the left end of the shaft (17) passes through shell (6) left side and opens
If through-hole (18) and extend to the outsides of shell (6), and the inside of shaft (17) offers sliding slot (2), in the sliding slot (2)
The left side of wall offers card slot (1), is provided with catch bar (19) in the sliding slot (2)；
The right end of the catch bar (19) passes through sliding slot (2) and bearing (5) is fixedly connected with the one end at round bar (7) back side, and circle
Bar (7) setting is in limiting slot (8), and the limiting slot (8) is provided with the front of handle (16), and the back side of handle (16) passes through
Third pin shaft (9) is flexibly connected with the front of shell (6), and the front of the handle (16) is solid with first by the first pin shaft (14)
The back side for determining block (15) is flexibly connected, and the first fixed block (15) right side passes through telescopic device (13) and the second fixed block (11)
Left side is fixedly connected, the front activity that the back side of second fixed block (11) passes through the second pin shaft (12) and fixed link (10)
Connection；
The top of the fixed link (10) is fixedly connected with the lower surface of shell (6), and the upper surface of shell (6) is connected with fixation
Device (3), and the upper surface of the lower surface of fixed device (3) and shaft (17) overlaps.
2. the dedicated adjustable laminectomy rongeur of a kind of orthopaedics according to claim 1, it is characterised in that: the fixed device
It (3) include threaded post (31), and the upper surface of the lower surface of threaded post (31) and shaft (17) overlaps, the threaded post (31)
Surface is threaded with thread barrel (32), and thread barrel (32) is connected to the upper surface of shell (6), the top of the threaded post (31)
End is fixedly connected with the lower surface of fixed plate (33).
3. the dedicated adjustable laminectomy rongeur of a kind of orthopaedics according to claim 1, it is characterised in that: the telescopic device
It (13) include telescopic rod (131), and the both ends of telescopic rod (131) are fixed respectively at the right side of the first fixed block (15) and second
The left side of block (11) is fixedly connected, and the surface of the telescopic rod (131) is socketed with spring (132), and the both ends of spring (132)
It is fixedly connected respectively at the right side of the first fixed block (15) with the left side of the second fixed block (11).
4. the dedicated adjustable laminectomy rongeur of a kind of orthopaedics according to claim 1, it is characterised in that: the card slot (1)
Shape be rectangle, and the shape of catch bar (19) be cylinder.
5. the dedicated adjustable laminectomy rongeur of a kind of orthopaedics according to claim 1, it is characterised in that: the handle (16)
Surface be provided with anti-skid chequer, and the shape of fixed link (10) is cylinder.
6. the dedicated adjustable laminectomy rongeur of a kind of orthopaedics according to claim 1, it is characterised in that: the limiting slot
(8) shape is rectangle, and the width of limiting slot (8) is greater than the diameter of round bar (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321937.2U CN208808573U (en) | 2018-03-09 | 2018-03-09 | A kind of dedicated adjustable laminectomy rongeur of orthopaedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321937.2U CN208808573U (en) | 2018-03-09 | 2018-03-09 | A kind of dedicated adjustable laminectomy rongeur of orthopaedics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208808573U true CN208808573U (en) | 2019-05-03 |
Family
ID=66267833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820321937.2U Expired - Fee Related CN208808573U (en) | 2018-03-09 | 2018-03-09 | A kind of dedicated adjustable laminectomy rongeur of orthopaedics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208808573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227904A (en) * | 2020-03-17 | 2020-06-05 | 中国人民解放军联勤保障部队第九八〇医院 | Medical electric drive vertebral plate rongeur device |
-
2018
- 2018-03-09 CN CN201820321937.2U patent/CN208808573U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227904A (en) * | 2020-03-17 | 2020-06-05 | 中国人民解放军联勤保障部队第九八〇医院 | Medical electric drive vertebral plate rongeur device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 241000 No. 6 Wuyishan Road, Jiujiang District, Wuhu City, Anhui Province Patentee after: Wuhu Renji Orthopaedic Hospital Co.,Ltd. Address before: 241000 No. 6 Wuyishan Road, Jiujiang District, Wuhu City, Anhui Province Patentee before: WUHU RENJI ORTHOPAEDIC HOSPITAL Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |