CN214259390U - Tissue retractor for spinal surgery - Google Patents
Tissue retractor for spinal surgery Download PDFInfo
- Publication number
- CN214259390U CN214259390U CN202022709126.XU CN202022709126U CN214259390U CN 214259390 U CN214259390 U CN 214259390U CN 202022709126 U CN202022709126 U CN 202022709126U CN 214259390 U CN214259390 U CN 214259390U
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- CN
- China
- Prior art keywords
- groove
- block
- tissue retractor
- rotating
- wall
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- 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.)
- Expired - Fee Related
Links
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 12
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims 3
- 230000006978 adaptation Effects 0.000 abstract description 4
- 210000001519 tissue Anatomy 0.000 description 22
- 238000003466 welding Methods 0.000 description 7
- 210000004872 soft tissue Anatomy 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model belongs to tissue retractor field, especially a spinal surgery uses tissue retractor, to current tissue retractor's function singleness, its length and angle are not convenient for adjust, can not adjust tissue retractor's user state's problem according to actual need, present following scheme is proposed, and it is including leading the head, lead one side of the head and seted up the standing groove, all seted up the rotation groove on the both sides inner wall of standing groove, all rotate in two rotation grooves and install the turning block, all be equipped with controlling means in two rotation grooves, controlling means and the turning block looks adaptation that corresponds, one side fixed mounting that two turning blocks are close to each other has same rotation screw rod, lead one side of the head to be equipped with the handle, the fixed slot has been seted up to one side of handle. The utility model discloses simple structure, convenient operation, this tissue retractor's function is abundant, and its length and angle are convenient for adjust, can adjust tissue retractor's user state according to actual need.
Description
Technical Field
The utility model relates to a tissue retractor technical field especially relates to a backbone is tissue retractor for operation.
Background
In the spinal surgery, a doctor usually needs to separate the soft tissue around the spine from the spine at the surgical site to implant screws and the like for auxiliary fixation, and application No. 201520755586.2 discloses a tissue retractor for spinal surgery, which comprises a separating sheet for separating the soft tissue, a separating head with a sharp part and a handle, wherein the separating head and the handle are respectively fixed at the head and the tail ends of the separating sheet, and the separating sheet and the separating head are both groove-shaped structures bent from the two sides in the width direction to the middle part. The utility model arranges the separating sheet and the separating head into the groove-shaped structure which is bent from the two sides to the middle part in the width direction, in the operation process, the operation tools and the screws and the like form a channel by the groove-shaped structure to reach the operation part, thereby not damaging the soft tissues around the operation part and simultaneously leaving a larger operation space for the doctor to place the nail;
however, the tissue retractor has a single function, the length and the angle of the tissue retractor are not convenient to adjust, and the use state of the tissue retractor cannot be adjusted according to actual needs.
Disclosure of Invention
The utility model aims at solving the defects that the tissue retractor has single function, the length and the angle of the tissue retractor are not convenient to adjust and the using state of the tissue retractor can not be adjusted according to actual needs in the prior art, and providing the tissue retractor for the spine operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a backbone is tissue retractor for operation, includes the head of leading, the standing groove has been seted up to one side of the head of leading, has all seted up on the both sides inner wall of standing groove and has rotated the groove, and two rotate the inslot and all rotate and install the turning block, and two rotate the inslots and all be equipped with controlling means, controlling means and the turning block looks adaptation that corresponds, one side fixed mounting that two turning blocks are close to each other have same rotation screw rod, one side of the head of leading is equipped with the handle, and the fixed slot has been seted up to one side of handle, rotates screw rod slidable mounting in the fixed slot, rotates the screw rod and goes up the screw thread and install the control wheel, and the control wheel rotates and installs in one side of handle, has all seted up the spout on the both sides inner wall of fixed slot, and the both sides of rotating the screw rod all are equipped with the slider, and slider slidable mounting is equipped with stop device on the slider in the spout that corresponds.
Preferably, controlling means includes inserted block, connecting rod, spring and slide bar, and a plurality of sockets have been seted up in the outside of turning block, have seted up the mounting groove on the inner wall in rotation groove, and inserted block slidable mounting has seted up the spread groove on the inner wall of mounting groove with the socket looks adaptation that corresponds, the spread groove on the one side inner wall of mounting groove, and connecting rod slidable mounting has seted up in the spread groove.
Preferably, the one end welding of connecting rod is on the inserted block, and the one end fixed mounting of spring is on the connecting rod, and the other end fixed mounting of spring has seted up the slide opening on the inner wall of one side of spread groove on the connecting rod, and slide bar slidable mounting is in the slide opening, and the one end fixed mounting of slide bar is on the connecting rod, and the other end welding of slide bar has the press platen.
Preferably, the limiting device comprises a clamping block and a pressure spring, a plurality of clamping grooves are formed in the inner wall of the sliding groove, a pressure spring groove is formed in one side of the sliding block, the clamping block is slidably mounted in the pressure spring groove, one end of the clamping block is slidably mounted in the clamping grooves, the other end of the clamping block is welded to the pressure spring, and one end of the pressure spring is welded to the inner wall of the pressure spring groove.
Preferably, an annular groove is formed in one side of the handle, a moving block is welded to one side of the control wheel and is in sliding connection with the side wall of the annular groove, the moving block is driven to slide in the annular groove when the control wheel rotates, and the position of the control wheel during rotation can be stabilized.
In the utility model, the rotatable control wheel is used when the tissue retractor for spinal surgery is used, the slider drives the stopper to slide in the chute, after the fixture block slides to the position of the clamping groove, the position of the rotating screw rod in the fixed groove can be temporarily fixed, the use length of the retractor head can be adjusted, the pressing plate is pressed, the pressing plate drives the slide rod to move, the insert block slides out of the socket, the handle is rotated, when the proper position is rotated, the pressing plate is loosened, the position of the rotating block in the rotating groove can be fixed, and the use angle of the retractor head can be adjusted;
the utility model discloses simple structure, convenient operation, this tissue retractor's function is abundant, and its length and angle are convenient for adjust, can adjust tissue retractor's user state according to actual need.
Drawings
Fig. 1 is a front view schematic structural diagram of a spinal surgical tissue retractor according to the present invention;
FIG. 2 is a schematic structural view of part A of a spinal surgical tissue retractor according to the present invention;
fig. 3 is a schematic structural view of part B of a spinal surgical tissue retractor according to the present invention.
In the figure: the device comprises a traction head 1, a placing groove 2, a rotating groove 3, a rotating block 4, a rotating screw 5, a handle 6, a fixing groove 7, a control wheel 8, a sliding groove 9, a sliding block 10, a clamping block 11, a pressure spring 12, an inserting block 13, a connecting rod 14 and a sliding rod 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a tissue retractor for spinal surgery comprises a retractor head 1, a placement groove 2 is formed in one side of the retractor head 1, rotating grooves 3 are formed in the inner walls of the two sides of the placement groove 2, rotating blocks 4 are rotatably mounted in the two rotating grooves 3, a control device is arranged in each of the two rotating grooves 3 and is matched with the corresponding rotating block 4, a same rotating screw 5 is fixedly mounted on the side, close to each other, of the two rotating blocks 4, a handle 6 is arranged on one side of the retractor head 1, a fixing groove 7 is formed in one side of the handle 6, the rotating screw 5 is slidably mounted in the fixing groove 7, a control wheel 8 is threadedly mounted on the rotating screw 5, the control wheel 8 is rotatably mounted on one side of the handle 6, sliding grooves 9 are formed in the inner walls of the two sides of the fixing groove 7, sliding blocks 10 are arranged on the two sides of the rotating screw 5, and are slidably mounted in the corresponding sliding grooves 9, a limiting device is arranged on the sliding block 10.
The utility model discloses in, controlling means includes inserted block 13, connecting rod 14, spring and slide bar 15, and a plurality of sockets have been seted up in the outside of turning block 4, have seted up the mounting groove on the inner wall of rotation groove 3, and inserted block 13 slidable mounting has seted up the spread groove on one side inner wall of mounting groove with the socket looks adaptation that corresponds, inserted block 13, and connecting rod 14 slidable mounting has seted up the spread groove in the spread groove.
The utility model discloses in, the one end welding of connecting rod 14 is on inserted block 13, and the one end fixed mounting of spring is on the connecting rod, and the other end fixed mounting of spring has been seted up the slide opening on one side inner wall of spread groove on connecting rod 14, and slide bar 15 slidable mounting is in the slide opening, and the one end fixed mounting of slide bar 15 is on connecting rod 14, and the other end welding of slide bar 15 has the press platen.
The utility model discloses in, stop device includes fixture block 11 and pressure spring 12, has seted up a plurality of draw-in grooves on the inner wall of spout 9, and the pressure spring groove has been seted up to one side of slider 10, and fixture block 11 slidable mounting is in the pressure spring inslot, and fixture block 11's one end slidable mounting is in the draw-in groove, and fixture block 11's the other end welding is on pressure spring 12, and the one end welding of pressure spring 12 is on the inner wall in pressure spring groove.
The utility model discloses in, the ring channel has been seted up to one side of handle 6, and the welding of one side of control wheel 8 has the movable block, and the lateral wall sliding connection of movable block and ring channel drives the movable block and slides in the ring channel when control wheel 8 rotates, position when can the rotation of stable control wheel 8.
In the utility model, the control wheel 8 can be rotated when in use, the control wheel 8 drives the rotating screw 5 to move, the rotating screw 5 slides in the fixed groove 7 and drives the slider 10 to slide in the chute 9, the rotating screw 5 drives the leading head 1 to move, the slider 10 drives the limiting block to slide in the chute 9, after the clamping block 11 slides to the position of the clamping groove, the clamping block 11 is driven to slide into the clamping groove due to the elastic action of the pressure spring 12, the position of the rotating screw 5 in the fixed groove 7 can be temporarily fixed, the adjustment of the use length of the leading head 1 can be completed, the pressing plate is pressed, the pressing plate drives the sliding rod 15 to move, the sliding rod 15 drives the connecting rod 14 to move, the connecting rod 14 presses the spring and drives the insert 13 to move, the insert 13 slides out of the socket, the handle 6 is rotated, the handle 6 drives the rotating screw 5 to rotate, the rotating screw 5 drives the rotating block 4 to rotate in the rotating groove 3, when rotating to a proper position, the pressing plate is loosened, and the insertion block 13 is driven to be inserted into the socket under the elastic action of the spring, so that the position of the rotating block 4 in the rotating groove 3 can be fixed, and the use angle of the traction head 1 can be adjusted; the tissue retractor has rich functions, the length and the angle of the tissue retractor are convenient to adjust, and the use state of the tissue retractor can be adjusted according to actual needs.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A tissue retractor for spinal surgery comprises a retractor head (1) and is characterized in that a placing groove (2) is formed in one side of the retractor head (1), rotating grooves (3) are formed in inner walls of two sides of the placing groove (2), rotating blocks (4) are rotatably mounted in the two rotating grooves (3), a control device is arranged in each rotating groove (3) and is matched with the corresponding rotating block (4), one side, close to each other, of each rotating block (4) is fixedly provided with a rotating screw rod (5), a handle (6) is arranged on one side of the retractor head (1), a fixing groove (7) is formed in one side of the handle (6), the rotating screw rods (5) are slidably mounted in the fixing grooves (7), control wheels (8) are mounted on the rotating screw rods (5) in a threaded manner, and the control wheels (8) are rotatably mounted on one side of the handle (6), all seted up spout (9) on the both sides inner wall of fixed slot (7), the both sides of rotating screw rod (5) all are equipped with slider (10), and slider (10) slidable mounting is equipped with stop device in corresponding spout (9) on slider (10).
2. The tissue retractor for the spinal surgery as recited in claim 1, wherein the control device comprises an insertion block (13), a connecting rod (14), a spring and a sliding rod (15), a plurality of insertion openings are formed in the outer side of the rotation block (4), an installation groove is formed in the inner wall of the rotation groove (3), the insertion block (13) is slidably installed in the installation groove, the insertion block (13) is matched with the corresponding insertion opening, a connecting groove is formed in the inner wall of one side of the installation groove, and the connecting rod (14) is slidably installed in the connecting groove.
3. The tissue retractor for spinal surgery as recited in claim 2, characterized in that one end of the connecting rod (14) is welded on the insert (13), one end of the spring is fixedly mounted on the connecting rod, the other end of the spring is fixedly mounted on the connecting rod (14), a sliding hole is opened on one side inner wall of the connecting groove, the sliding rod (15) is slidably mounted in the sliding hole, one end of the sliding rod (15) is fixedly mounted on the connecting rod (14), and a pressing plate is welded on the other end of the sliding rod (15).
4. The tissue retractor for the spinal surgery as recited in claim 1, wherein the limiting device comprises a clamping block (11) and a pressure spring (12), the inner wall of the sliding groove (9) is provided with a plurality of clamping grooves, one side of the sliding block (10) is provided with a pressure spring groove, the clamping block (11) is slidably mounted in the pressure spring groove, one end of the clamping block (11) is slidably mounted in the clamping grooves, the other end of the clamping block (11) is welded on the pressure spring (12), and one end of the pressure spring (12) is welded on the inner wall of the pressure spring groove.
5. The tissue retractor for the spinal surgery as recited in claim 1, characterized in that an annular groove is opened on one side of the handle (6), a moving block is welded on one side of the control wheel (8), and the moving block is connected with the side wall of the annular groove in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022709126.XU CN214259390U (en) | 2020-11-21 | 2020-11-21 | Tissue retractor for spinal surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022709126.XU CN214259390U (en) | 2020-11-21 | 2020-11-21 | Tissue retractor for spinal surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214259390U true CN214259390U (en) | 2021-09-24 |
Family
ID=77776259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022709126.XU Expired - Fee Related CN214259390U (en) | 2020-11-21 | 2020-11-21 | Tissue retractor for spinal surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214259390U (en) |
-
2020
- 2020-11-21 CN CN202022709126.XU patent/CN214259390U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |