CN209863986U - Percutaneous intervertebral foramen mirror guide pin fixing device - Google Patents
Percutaneous intervertebral foramen mirror guide pin fixing device Download PDFInfo
- Publication number
- CN209863986U CN209863986U CN201920417878.3U CN201920417878U CN209863986U CN 209863986 U CN209863986 U CN 209863986U CN 201920417878 U CN201920417878 U CN 201920417878U CN 209863986 U CN209863986 U CN 209863986U
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- China
- Prior art keywords
- guide pin
- sliding block
- fixing device
- pin fixing
- percutaneous
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- 230000000149 penetrating effect Effects 0.000 claims description 4
- 241000425571 Trepanes Species 0.000 abstract description 7
- 210000000988 bone and bone Anatomy 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 210000000080 chela (arthropods) Anatomy 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 238000002679 ablation Methods 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 208000003618 Intervertebral Disc Displacement Diseases 0.000 description 1
- NNJVILVZKWQKPM-UHFFFAOYSA-N Lidocaine Chemical compound CCN(CC)CC(=O)NC1=C(C)C=CC=C1C NNJVILVZKWQKPM-UHFFFAOYSA-N 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007012 clinical effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009297 electrocoagulation Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229940035535 iodophors Drugs 0.000 description 1
- 229960004194 lidocaine Drugs 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The utility model discloses a percutaneous intervertebral foramen mirror guide pin fixing device includes universal stand, holds and closes the ware and lead the needle fixer, the universal stand is horizontal pole and montant that link to each other through universal joint, universal joint has the locking handle, lead needle fixer slidable and locate on the horizontal pole, hold and close ware slidable and locate on the montant. The utility model discloses fixed intervertebral foramen mirror guide pin that can be fine, after having solved guide pin arrival target position in the percutaneous intervertebral foramen mirror operation, place the expansion pipe or use the trepan in the same direction as the guide pin, the bone drill in-process, get into the problem of too dark or withdraw from the target position easily, make the position control of guide pin in controllable precision range, thereby do not rely on the experience of art person, make the target positioning accuracy and the stability of operation very improve, the success rate of operation is improved and patient's misery is reduced, has fine application and promotion value.
Description
Technical Field
The utility model relates to an orthopedics instrument field specifically is a percutaneous intervertebral foramen mirror guide pin fixing device.
Background
The percutaneous intervertebral foramen endoscope technology belongs to the endoscope auxiliary technology in the spine minimally invasive surgery, and has the advantages of small wound, less bleeding, quick recovery, small influence on the spine stability, local anesthesia operation and the like. Safe and accurate positioning puncture is a core step of a percutaneous intervertebral foramen mirror technology and is one of key factors for determining operation difficulty and postoperative clinical effect. After the pjncture needle puncture target point position, need put into the guide pin, but place the expansion tube or use the trepan along the guide pin, the intervertebral foramen shaping in bone drill way, the guide pin easily enters too deeply or withdraws from original target point position along with above-mentioned sleeve pipe, the guide pin crosses the too deep important structures that can lead to vertebra anterior blood vessel and belly internal organs etc. impaired of target point, the guide pin withdraws from the target point position and then signifies that the puncture fails, need puncture the location again, this can increase operation time and patient's misery undoubtedly, reduce the operation success rate simultaneously, after the guide pin reachs the target point position, how avoid placing the expansion tube or using the trepan along the guide pin, the guide pin enters too deeply or withdraws from the target point position in the intervertebral foramen shaping in bone drill way, become the problem of waiting for solution in the operation urgently.
SUMMERY OF THE UTILITY MODEL
To the above defect, the technical problem to be solved of the utility model is to provide a guide pin fixer, place the target position back when the guide pin, avoid placing the expansion pipe or using trepan, bone drill in-process guide pin to get into too deeply or withdraw from the target position, improve operation security and curative effect.
The utility model discloses a realize through following technical scheme:
the utility model provides a percutaneous intervertebral foramen mirror guide pin fixing device, includes universal stand, holds and closes ware and guide needle fixer, the universal stand is horizontal pole and montant for linking to each other through universal joint, universal joint has the locking handle, guide needle fixer slidable locates on the horizontal pole, hold and close ware slidable and locate on the montant. The universal joint can ensure that the cross rod can keep any angle within the angle range, and the locking handle can lock the ball universal joint.
The utility model discloses a further improvement scheme does:
the guide needle fixer is sleeved on the cross rod in a buckling mode.
Further, the guide needle fixer comprises a sliding block and a clamp body which is rotatably nested on the sliding block, the sliding block and the clamp body realize the rotation or fixation of the clamp body on the sliding block through a rotating locking knob, and the rotating locking knob is rotatably arranged on the upper side wall of the sliding block in a penetrating manner; the slider with the horizontal pole passes through slider locking knob to realize the slider is in the slip or fixed on the horizontal pole, slider locking knob connects soon and wears to locate slider lower wall.
Furthermore, the forceps body comprises a fixed jaw, a movable jaw and a forceps body handle, and the forceps body handle is screwed to penetrate through the fixed jaw and is fixed on the movable jaw through a screw rod.
The slider can slide on gimbal's horizontal pole, and slider locking knob can lock the slider, rotates the pincers body and sets up on the slider, can 360 degrees rotations, and rotatory locking knob can be with the position locking that rotates the pincers body, rotates the pincers body and can constitute by activity keeping silent and fixed pincers, rotates pincers body handle and drives the lead screw, and activity keeping silent can remove fixed keeping silent relatively and remove.
Furthermore, the fixed jaw and the movable jaw are provided with semicircular guide grooves at the axial matched positions.
The utility model discloses a further improvement scheme does again:
the bearing device is sleeved on the vertical rod in a buckling mode.
Furthermore, the bearing device comprises a clamp cover and a side rail clamping groove which are rotatably connected, the clamp cover is sleeved on the vertical rod, and the slide rod locking handle is used for realizing sliding or fixing on the vertical rod; the side rail clamping groove is provided with a side rail locking handle, and the side rail locking handle is used for locking the connection between the side rail clamping groove and the operating bed.
The side rail clamping groove is used for being connected with a fixing frame of the operating bed, the side rail locking handle is used for locking the side rail clamping groove and the operating bed, the clamping cover is used for connecting the bearing device and the vertical rod, and the sliding rod locking handle is used for fastening the side rail clamping groove and the operating bed.
The utility model discloses a further improvement scheme does:
the montant evenly is equipped with the through-hole, the pin that the through-hole inserted the matching can prevent the montant for the hold-up device gliding.
Furthermore, the vertical rod is evenly provided with salient points, so that the vertical rod can be prevented from sliding downwards relative to the bearing device.
The utility model has the advantages that:
the utility model discloses fixed intervertebral foramen mirror guide pin that can be fine, after having solved guide pin arrival target position in the percutaneous intervertebral foramen mirror operation, place the expansion pipe or use the trepan in the same direction as the guide pin, the bone drill in-process, get into the problem of too dark or withdraw from the target position easily, make the position control of guide pin in controllable precision range, thereby do not rely on the experience of art person, make the target positioning accuracy and the stability of operation very improve, the success rate of operation is improved and patient's misery is reduced, has fine application and promotion value.
The utility model discloses an universal joint so that the horizontal pole keeps arbitrary angle at the angle within range, and the bulb universal joint can be locked to the locking handle.
Description of the drawings:
FIG. 1 is an overall view of the present invention;
FIG. 2 is an overall view of a gimbal;
fig. 3 is an overall view of the receptacle:
FIG. 4 is an overall view of the needle holder;
the universal joint type clamp comprises a universal support 1, a bearing device 2, a guide needle fixer 3, a guide needle 4, a universal joint 101, a cross rod 102, a vertical rod 103, a locking handle 104, a clamping cover 201, a side rail clamping groove 202, a sliding rod locking handle 203, a side rail locking handle 204, a sliding block 30, a rotary locking knob 301, a sliding block locking knob 302, a clamp body 31, a fixed clamp jaw 311, a movable clamp jaw 312, a clamp body handle 313 and a screw rod 314.
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in fig. 1 to 4, a percutaneous transforaminal endoscopic guide pin fixing device includes a universal bracket 1, a connector 2 and a guide pin fixer 3, the universal bracket 1 is a cross rod 102 and a vertical rod 103 connected through a universal joint 101, the universal joint 101 has a locking handle 104, the guide pin fixer 3 is snap-fitted on the cross rod 102, and the connector 2 is snap-fitted on the vertical rod 103. The universal joint can ensure that the cross rod can keep any angle within the angle range, and the locking handle can lock the ball universal joint.
The guide needle fixer 3 comprises a sliding block 30 and a clamp body 31 which is rotatably nested in the sliding block 30, the sliding block 30 and the clamp body 31 realize the rotation or fixation of the clamp body 31 on the sliding block 30 by rotating a locking knob 301, and the rotating locking knob 301 is rotatably arranged on the upper side wall of the sliding block 30 in a penetrating way; the sliding block 30 and the cross bar 102 realize the sliding or fixing of the sliding block 30 on the cross bar 102 through the sliding block locking knob 302, and the sliding block locking knob 302 is screwed through the lower side wall of the sliding block 30.
The forceps body 31 comprises a fixed jaw 311, a movable jaw 312 and a forceps body handle 313, wherein the forceps body handle 313 is screwed through the fixed jaw 311 and fixed on the movable jaw 312 through a screw rod 314.
The slider can slide on gimbal's horizontal pole, and slider locking knob can lock the slider, rotates the pincers body and sets up on the slider, can 360 degrees rotations, and rotatory locking knob can be with the position locking that rotates the pincers body, rotates the pincers body and can constitute by activity keeping silent and fixed pincers, rotates pincers body handle and drives the lead screw, and activity keeping silent can remove fixed keeping silent relatively and remove.
In this embodiment, the fixed jaw 311 and the movable jaw 312 are provided with semicircular guide grooves at axially matching positions, so as to facilitate fixing of the guide pin 4.
The bearing device 2 comprises a clamp cover 201 and a side rail clamping groove 202 which are rotatably connected, the clamp cover 201 is sleeved on the vertical rod 103, and the slide rod locking handle 203 is used for realizing sliding or fixing on the vertical rod 103; the side rail clamping groove 202 is provided with a side rail locking handle 204, and the side rail locking handle 204 is used for locking the connection between the side rail clamping groove 202 and the operating table.
The side rail clamping groove is used for being connected with a fixing frame of the operating bed, the side rail locking handle is used for locking the side rail clamping groove and the operating bed, the clamping cover is used for connecting the bearing device and the vertical rod, and the sliding rod locking handle is used for fastening the side rail clamping groove and the operating bed.
In this embodiment, the vertical rods 103 are uniformly provided with through holes, and the through holes are inserted into the matched pins to prevent the vertical rods 103 from sliding downwards relative to the bearing device 2. Or, the vertical rod 103 is uniformly provided with convex points, so that the vertical rod 103 can be prevented from sliding downwards relative to the bearing device 2.
The utility model discloses a use method: take L4/5 left disc herniation as an example.
After anesthesia is successful, in a prone position, an L4/5 intervertebral space is determined through perspective positioning, a puncture point is marked at a position which is about 12cm away from the left upper side of the L4/5 intervertebral space, iodophors are disinfected conventionally, and a sterile sheet is laid. The puncture point is locally anaesthetized by 5ml of 1% lidocaine, and the skin of the puncture point is incised by a sharp blade about 0.8cm after the anaesthetization is successful. The C-arm machine leads the lower puncture needle to be inserted and pumped back without blood and anaesthetizes to the target position. The guide pin 4 is placed, the guide pin 4 is adjusted to a target point position, the bearing device 2 is installed on the operating table at this time, the support vertical rod 103 is inserted into the clamping cover 201 of the bearing device 2 and fastened, the position of the vertical rod 103 is adjusted according to the position and the body size of a patient to enable the guide pin fixer 3 to be in a proper position, the cross rod 102 can swing in a plane through rotating the locking handle 301, the guide pin fixer 3 is expected to be in a proper position, the guide pin fixer 3 is above the patient and used for fixing the guide pin 4, the guide pin 4 is placed in the target point at a fixed angle, the specific operation mode is that the guide pin fixer 3 moves on the cross rod 102 through the sliding block locking knob 302, the vertical rod 103 moves up and down through the bearing device 2, and the guide pin 3 moves up and down. The rotation of the needle holder 3 in pitch and yaw is achieved by means of a slider locking knob 302 and a rotation locking knob 301, which allows the needle holder 3 to be adjusted to the desired position. The guide pin 4 is fixed by rotating the clamp handle 313, and the movable jaw 312 moves towards the fixed jaw 311 to clamp the guide pin 4.
Loosening the guide needle fixer 3, inserting the sleeve pipe along the guide needle 4, fastening the guide needle 4, screwing the guide needle 4 into the sleeve pipe, circulating the process until the maximum first-stage sleeve pipe is expanded and then extracting, loosening the guide needle fixer 3, inserting a bone drill or a trepan, fastening the guide needle 4, using the bone drill or the trepan to perform intervertebral foramen forming, finally putting into a working channel, loosening the guide needle fixer 3, withdrawing the guide needle 4, enabling the front end of the C-arm machine perspective working channel to be positioned at the inner side of the connecting line of the vertebral pedicle, enabling the side to be positioned at the rear edge of the intervertebral disc, and testing the image system under the platform until the image is clear. The patient is subjected to a microscopic examination and is continuously washed by physiological saline. The working channel is rotated, so that the L4/5 nucleus pulposus breaks through the left fibrous ring to press the left nerve root, different nucleus pulposus pincers are alternately used to clamp the nucleus pulposus, and the ablation electrode is arranged for multi-point ablation and electrocoagulation. When the nerve root is found to be loose, the dural sac can beat, and the endoscope and the working channel are withdrawn. Sewing a needle at the incision and wrapping with gauze.
The anesthesia is satisfied during the operation, the operation is smooth, and the blood loss is about 10 ml. No blood transfusion. The patient is returned to the ward.
Claims (9)
1. The utility model provides a percutaneous intervertebral foramen mirror guide pin fixing device, its characterized in that, includes gimbal (1), holds and closes ware (2) and guide pin fixer (3), gimbal (1) is horizontal pole (102) and montant (103) that link to each other through universal joint (101), universal joint (101) have locking handle (104), guide pin fixer (3) slidable locates on horizontal pole (102), it locates on montant (103) to hold and close ware (2) slidable.
2. The percutaneous transforaminal endoscopic guide pin fixing device according to claim 1, wherein: the guide needle fixer (3) is buckled and sleeved on the cross rod (102).
3. The percutaneous transforaminal endoscopic guide pin fixing device according to claim 2, wherein: the guide needle fixer (3) comprises a sliding block (30) and a clamp body (31) which is rotatably nested in the sliding block (30), the sliding block (30) and the clamp body (31) realize the rotation or fixation of the clamp body (31) on the sliding block (30) through rotating a locking knob (301), and the rotating locking knob (301) is rotatably arranged on the upper side wall of the sliding block (30) in a penetrating way; the sliding block (30) and the cross rod (102) realize the sliding or fixing of the sliding block (30) on the cross rod (102) through a sliding block locking knob (302), and the sliding block locking knob (302) is rotatably arranged on the lower side wall of the sliding block (30) in a penetrating mode.
4. The percutaneous transforaminal endoscopic guide pin fixing device according to claim 3, wherein: the forceps body (31) comprises a fixed jaw (311), a movable jaw (312) and a forceps body handle (313), wherein the forceps body handle (313) penetrates through the fixed jaw (311) in a screwing mode and is fixed on the movable jaw (312) through a screw rod (314).
5. The percutaneous transforaminal endoscopic guide pin fixing device according to claim 4, wherein: and semicircular guide grooves are formed in the positions, axially matched with the movable jaw (312), of the fixed jaw (311).
6. The percutaneous transforaminal endoscopic guide pin fixing device according to claim 1, wherein: the bearing device (2) is buckled and sleeved on the vertical rod (103).
7. The percutaneous transforaminal endoscopic guide pin fixing device according to claim 6, wherein: the bearing device (2) comprises a clamp cover (201) and a side rail clamping groove (202) which are rotatably connected, the clamp cover (201) is sleeved on the vertical rod (103), and the sliding or fixing on the vertical rod (103) is realized through a sliding rod locking handle (203); the side rail clamping groove (202) is provided with a side rail locking handle (204), and the side rail locking handle (204) is used for locking the connection between the side rail clamping groove (202) and the operating table.
8. The percutaneous transforaminal guide pin fixing device of any one of claims 1, 6 or 7, wherein: the vertical rod (103) is uniformly provided with through holes, and the through holes are inserted into matched pins to prevent the vertical rod (103) from sliding downwards relative to the bearing device (2).
9. The percutaneous transforaminal guide pin fixing device of any one of claims 1, 6 or 7, wherein: the vertical rod (103) is uniformly provided with salient points, so that the vertical rod (103) can be prevented from sliding downwards relative to the bearing device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417878.3U CN209863986U (en) | 2019-03-29 | 2019-03-29 | Percutaneous intervertebral foramen mirror guide pin fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417878.3U CN209863986U (en) | 2019-03-29 | 2019-03-29 | Percutaneous intervertebral foramen mirror guide pin fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209863986U true CN209863986U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920417878.3U Expired - Fee Related CN209863986U (en) | 2019-03-29 | 2019-03-29 | Percutaneous intervertebral foramen mirror guide pin fixing device |
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| CN (1) | CN209863986U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603716A (en) * | 2020-11-30 | 2021-04-06 | 鲁朝康 | Medical treatment operation guide equipment |
-
2019
- 2019-03-29 CN CN201920417878.3U patent/CN209863986U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603716A (en) * | 2020-11-30 | 2021-04-06 | 鲁朝康 | Medical treatment operation guide equipment |
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| 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: 20191231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |