CN109771007B - Percutaneous intervertebral foramen mirror working channel positioning guider - Google Patents
Percutaneous intervertebral foramen mirror working channel positioning guider Download PDFInfo
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- CN109771007B CN109771007B CN201910155890.6A CN201910155890A CN109771007B CN 109771007 B CN109771007 B CN 109771007B CN 201910155890 A CN201910155890 A CN 201910155890A CN 109771007 B CN109771007 B CN 109771007B
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- 230000002079 cooperative effect Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000002324 minimally invasive surgery Methods 0.000 description 2
- 210000001835 viscera Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The invention relates to the technical field of medical instruments, in particular to a positioning guider for a working channel of a percutaneous foramen mirror, which comprises a movable shaft, wherein a scale plate is sleeved in the movable shaft in a sliding way, a rotating shaft is arranged on the side part of the movable shaft, the rotating shaft is parallel to the scale plate, an angle gauge is hinged to the rotating shaft, the angle gauge is of a hollow structure, a guide sleeve capable of rotating an angle is arranged in the angle gauge, a first annular sleeve and a second annular sleeve are hinged to the end, close to the rotating shaft, of the angle gauge respectively in a ball head mode, angle scale marks are arranged on the first annular sleeve and the second annular sleeve, the plane of the first annular sleeve is parallel to the plane of the scale plate, a guide needle is sleeved on the first annular sleeve in a sliding way, the second annular sleeve is perpendicular to the plane of the scale plate, and the space angle of the guide sleeve is obtained through the cooperative action of the guide needle, the second guide needle, the angle gauge and the guide sleeve.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a percutaneous intervertebral foramen mirror working channel positioning guider.
Background
At present, in the minimally invasive surgery of lumbar percutaneous intervertebral foramen mirror, after the C-arm machine is used for positioning before the surgery at home and abroad, after ideal needle insertion points are marked on the skin, follow-up operations such as puncture are performed, and due to different body types of patients, doctors are different in habit, errors such as blind wearing are caused, the repetition of the operation is increased, even the damage to viscera is caused due to improper operation, and the operation difficulty and operation time are increased.
Disclosure of Invention
In order to overcome the defect of minimally invasive surgery positioning of the existing lumbar percutaneous foramen mirror, the invention provides a percutaneous foramen mirror working channel positioning guide.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a percutaneous foraminioscope working channel location director, contains the removal axle, the slip cap is equipped with the scale in the removal axle, the removal axle lateral part is equipped with the axis of rotation, the axis of rotation is parallel with the scale, and the axis of rotation articulates there is the angle chi, the angle chi is hollow structure, inside be equipped with the guide sleeve that can rotation angle, the ball head articulates respectively at the end that the angle chi is close to the axis of rotation has ring cover one and ring cover two, ring cover one and ring cover two all are equipped with the angle scale mark, ring cover one place plane is parallel with the plane of scale, ring cover one slip cap is equipped with the guide pin one, ring cover two place plane is perpendicular with the plane of scale place, ring cover two slip caps are equipped with the guide pin two, guide sleeve, guide pin one and guide pin two's rotation center is the concentric.
According to another embodiment of the invention, the movable shaft is further provided with a positioning rod hinged to one end, and the positioning rod is put down and clamped on the side wall of the patient body, so that the length distance of the half side of the patient body can be accurately measured.
According to another embodiment of the invention, the end part of the guide sleeve is provided with a fastening screw I at a locking position, so that the locking of the position of the guide sleeve is facilitated, and the accuracy of the angle and the position of the operation is ensured.
According to another embodiment of the present invention, further comprising a second fastening screw with a locking position at a sliding connection position of the first guide pin and the first loop, wherein the second fastening screw can be fixed to lock the angle and the position of the first guide pin.
According to another embodiment of the invention, the sliding connection part of the second guide pin and the second loop is provided with a third fastening screw at a locking position, and the angle and the position of the second guide pin can be locked by fixing the third fastening screw.
According to another embodiment of the invention, the fastening screw IV is arranged at the joint of the angle gauge and the rotating shaft, and the angle of the angle gauge can be locked by fixing the fastening screw IV, so that the angle is accurate, and the operation is convenient.
The invention has the beneficial effects that the angle measured in the operation is determined by the rotation of the first guide pin and the second guide pin, the needle insertion point is obtained, the angle measured before the operation is determined by the rotation of the guide sleeve, and then the angle ruler is rotated according to the angle of the first guide pin, so that the space angle of the guide sleeve is obtained, the operation is convenient, quick and accurate, the radiation to a patient is avoided from being repeatedly detected, the incorrect operation of doctors to damage viscera is avoided, and the operation difficulty and the operation time are reduced.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a front view of the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a schematic view of a ball joint hinge of the present invention.
In the figure, 1, a movable shaft, 2, a scale plate, 3, a rotating shaft, 4, an angle ruler, 5, a guide sleeve, 6, a first loop, 7, a second loop, 8, a scale mark, 9, a first guide pin, 10, a second guide pin, 11, a positioning rod, 12, a first fastening screw, 13, a second fastening screw, 14, a third fastening screw, 15, a third guide pin, 16 and a fourth fastening screw.
Detailed Description
Fig. 1 to 5 are schematic structural views of the percutaneous intervertebral foramen mirror working channel positioning guider of the present invention, which comprises a moving shaft 1, wherein a scale plate 2 is slidably sleeved in the moving shaft 1, a rotating shaft 3 is arranged on the side portion of the moving shaft 1, the rotating shaft 3 is parallel to the scale plate 2, an angle ruler 4 is hinged to the rotating shaft 3, the angle ruler 4 is of a hollow structure, a guiding sleeve 5 capable of rotating an angle is hinged to the inside, a first ring sleeve 6 and a second ring sleeve 7 are hinged to the end, close to the rotating shaft 3, of the angle ruler 4 respectively, angle scale marks 8 are arranged on the first ring sleeve 6 and the second ring sleeve 7, the plane of the first ring sleeve 6 is parallel to the plane of the scale plate 2, a first guide pin 9 is arranged on the first ring sleeve 6, the plane of the second ring sleeve 7 is perpendicular to the plane of the scale plate 2, a second guide pin 10 is arranged on the second ring sleeve 7, and the centers of rotation of the guiding sleeve 5, the first guide pin 9 and the second guide pin 10 are concentric.
The specific use process is as follows: when the percutaneous transluminal foramen working channel positioning guide device is used, a patient is in a prone position, the scale plate 2 is placed on the back of the patient, the end face of the scale plate 2 is flush with the right center of the back of the patient, then the rotating shaft 3 is pulled to determine the length distance of the half side of the body of the patient, according to the angle measured by a C-arm machine in operation, the first guide needle 9 rotates around the first annular sleeve 6 to a measured angle, namely the angle of connecting the upper articular process to the midpoint of the intervertebral space, then the second guide needle 10 rotates around the second annular sleeve 7 to a measured angle, namely the angle of connecting the vertex of the upper articular process to the upper edge of the lower vertebral body, as the rotating centers of the guide sleeve 5, the first guide needle 9 and the second guide needle 10 are concentric, the angle direction of the first guide needle 9 and the second guide needle 10 can be locked into the needle point, according to the angle determined by the CT before operation, the guide sleeve 5 is rotated to the angle determined by CT, namely, the connection line from the arc vertex of the side surface of the upper joint to the protruding intervertebral disc vertex and the crossing angle of the skin are formed, meanwhile, the guide needle II 10 is held by one hand, the guide needle II 10 is guaranteed to be fixed in orientation, the angle ruler 4 is rotated by the other hand by taking the rotating shaft 3 as the rotating center, the angle ruler 4 and the guide needle II 10 are overlapped in angle direction, and it is worth mentioning that the guide needle II 10 is slidingly connected on the ring sleeve II 7 due to the fact that the ring sleeve II 7 is spherically hinged on the angle ruler 4, when the angle ruler 4 rotates along the rotating shaft 3, the guide needle II 10 is held by the hand, the ring sleeve II 7 slightly rotates at the spherically hinged position, the guide needle II 10 slides on the ring sleeve II 7, so that the orientation angle of the guide needle II 10 is guaranteed, finally, the guide needle III 15 to be implanted is driven into the middle hole of the guide sleeve 5 to serve as a guiding channel for puncture, and then a series of operation operations such as insertion of the guide needle III 15 are performed.
According to another embodiment of the present invention, further comprises a positioning rod 11 hinged to one end of the moving shaft 1, pulling the rotating shaft 3 and simultaneously driving the positioning rod 11 to move to the side of the patient's body, and then putting down the positioning rod 11, wherein the positioning rod 11 is clamped on the side wall of the patient's body, so that the length distance of the half side of the patient's body can be accurately measured.
According to another embodiment of the present invention, the end of the guiding cannula 5 is further provided with a fastening screw 12 at a locking position, and when the guiding cannula 5 is turned, the fastening screw 12 can be fixed, so that the locking of the position of the guiding cannula 5 is facilitated, and the accuracy of the operation angle and position is ensured.
According to another embodiment of the present invention, further comprising a second fastening screw 13 at a locking position at the sliding connection position of the first guide pin 9 and the first loop 6, wherein the angle and the position of the first guide pin 9 can be locked by fixing the second fastening screw 13 when determining the needle insertion point.
According to another embodiment of the present invention, further comprising a third fastening screw 14 at a locking position at a sliding connection position of the second guide pin 10 and the second loop 7, wherein the third fastening screw 14 can be fixed to lock the angle and position of the second guide pin 10 when determining the needle insertion point, and it is worth mentioning that when the angle ruler 4 rotates around the rotation axis 3 as the rotation center, the third fastening screw 14 needs to be loosened to restore the sliding connection of the second guide pin 10 and the second loop 7.
According to another embodiment of the invention, the fastening screw IV 16 at the locking position is arranged at the hinge joint of the angle ruler 4 and the rotating shaft 3, and the angle of the angle ruler 4 can be locked by fixing the fastening screw IV 16, so that the angle is accurate, and the operation is convenient.
The above description is illustrative of the invention and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides a percutaneous foraminiferous mirror working channel location director, its characterized in that contains and removes axle (1), remove axle (1) sliding sleeve and be equipped with scale (2), remove axle (1) lateral part and be equipped with axis of rotation (3), axis of rotation (3) are parallel with scale (2), axis of rotation (3) articulates there is angle chi (4), angle chi (4) are hollow structure, inside be equipped with can rotation angle's guide sleeve (5), at the end that angle chi (4) is close to axis of rotation (3) respectively the bulb articulates there are first collar (6) and second collar (7), first collar (6) and second collar (7) all are equipped with angle scale mark (8), first collar (6) place the plane is parallel with the plane that scale (2) place, first collar (6) sliding sleeve is equipped with guide pin (9), second collar (7) place the plane is perpendicular with the plane that scale (2) place, second collar (7) sliding sleeve is equipped with guide pin (10), guide pin (10) and second collar (10) are held up to the rotation angle of guide pin (10) simultaneously, and CT (10) are held up to the guide pin, and the angle is fixed at the same time, CT is fixed to the rotation center of guide pin (10), the other hand rotates the angle ruler (4) by taking the rotating shaft (3) as a rotating center, so that the angle ruler (4) and the guide needle II (10) are overlapped in the angle direction.
2. Percutaneous transluminal working channel positioning guide according to claim 1, characterized by the fact that one end of the moving shaft (1) is hinged with a positioning rod (11).
3. Percutaneous transluminal working channel positioning guide according to claim 1, characterized in that the end of the guide sleeve (5) is provided with a fastening screw one (12) in a locking position.
4. The percutaneous transluminal working channel locating guide of claim 1, wherein a fastening screw two (13) of a locking position is arranged at a sliding connection part of the guide needle one (9) and the loop one (6).
5. The percutaneous transluminal working channel locating guide of claim 1, wherein a fastening screw III (14) of a locking position is arranged at a hinge joint of the sliding joint of the guide needle II (10) and the loop II (7).
6. Percutaneous transluminal working channel positioning guide according to claim 1, characterized by the fact that the articulation of the angle ruler (4) with the rotation axis (3) is provided with a fastening screw four (16) of locking position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910155890.6A CN109771007B (en) | 2019-03-01 | 2019-03-01 | Percutaneous intervertebral foramen mirror working channel positioning guider |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910155890.6A CN109771007B (en) | 2019-03-01 | 2019-03-01 | Percutaneous intervertebral foramen mirror working channel positioning guider |
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| CN109771007A CN109771007A (en) | 2019-05-21 |
| CN109771007B true CN109771007B (en) | 2024-04-30 |
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| CN201910155890.6A Active CN109771007B (en) | 2019-03-01 | 2019-03-01 | Percutaneous intervertebral foramen mirror working channel positioning guider |
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| CN111134800A (en) * | 2020-02-24 | 2020-05-12 | 梧州市红十字会医院 | Intervertebral foramen mirror puncture positioning device |
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| CN109771007A (en) | 2019-05-21 |
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