CN209966511U - Positioning guider for percutaneous intervertebral foramen mirror working channel - Google Patents
Positioning guider for percutaneous intervertebral foramen mirror working channel Download PDFInfo
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- CN209966511U CN209966511U CN201920262100.XU CN201920262100U CN209966511U CN 209966511 U CN209966511 U CN 209966511U CN 201920262100 U CN201920262100 U CN 201920262100U CN 209966511 U CN209966511 U CN 209966511U
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Abstract
The utility model relates to the technical field of medical equipment, in particular to a percutaneous intervertebral foramen mirror working channel positioning guider, which comprises a moving shaft, wherein a graduated plate is sleeved in the moving shaft in a sliding way, the side part of the moving shaft is provided with a rotating shaft, the rotating shaft is parallel to the graduated plate, the rotating shaft is articulated with an angle ruler, the angle ruler is of a hollow structure, a guide sleeve pipe capable of rotating angle is arranged in the angle ruler, a first ring sleeve and a second ring sleeve are respectively articulated with a ball head at the end of the angle ruler close to the rotating shaft, the first ring sleeve and the second ring sleeve are both provided with angle graduated lines, the plane where the first ring sleeve is positioned is parallel to the plane where the graduated plate is positioned, the first guide pin is sleeved in the first sliding way of the ring sleeve, the plane where the second ring sleeve is positioned is vertical to the plane where the graduated plate is positioned, the second guide pin is sleeved in the second sliding way of the ring sleeve, and the space angle of the, the operation is convenient, fast and accurate, the organ is prevented from being damaged by improper manual operation of a doctor, and the operation difficulty and time are reduced.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a percutaneous intervertebral foramen mirror working channel location director.
Background
At present, in lumbar vertebra percutaneous intervertebral foramen mirror minimally invasive surgery, after the C-arm machine is used for positioning before and after the surgery, after an ideal needle inserting point is marked on the skin, a certain series of follow-up operations such as puncture are carried out, and due to different body types of patients, different habits of doctors, errors such as blind wearing and the like, the repetition of the operation is increased usually, even, the improper operation can cause damage to visceral organs, and the operation difficulty and the operation time are increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the existing lumbar vertebra percutaneous transforaminal endoscopic minimally invasive surgery positioning, the utility model provides a percutaneous transforaminal endoscopic working channel positioning guider.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a percutaneous intervertebral foramen mirror working channel location director, contains and removes the axle, it is equipped with the scale plate to slide the cover in the removal axle, it is equipped with the axis of rotation to remove the axle lateral part, the axis of rotation is parallel with the scale plate, and the axis of rotation articulates there is the bevel protractor, the bevel protractor is hollow structure, and inside is equipped with the guide sleeve that can rotation angle, and the bulb articulates respectively at the end that the bevel protractor 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 scale plate place plane, ring cover one slides the cover and is equipped with guide pin one, ring cover two places the plane perpendicular with scale plate place plane, ring cover two slides the cover and is equipped with guide pin two, the rotation center of guide sleeve, guide pin one and guide pin.
According to the utility model discloses a further embodiment, further include, the one end of removal axle articulates there is the locating lever, puts down the locating lever, can block at patient's health lateral wall, the length distance of the accurate survey patient health half side of being convenient for.
According to the utility model discloses a further embodiment, further include, the tip of guide sleeve is equipped with the fastening screw one of locking position, the locking of the guide sleeve position of being convenient for to guarantee the angle of operation and the accuracy of position.
According to the utility model discloses a further embodiment, further include, the sliding connection department of guide pin one and ring cover one is equipped with fastening screw two of locking position, can lock angle and the position of guide pin one through fixed fastening screw two.
According to the utility model discloses a further embodiment, further include, the sliding connection department of guide pin two and ring cover two is equipped with fastening screw three of locking position, can lock the angle and the position of guide pin two through fixed fastening screw three.
According to the utility model discloses a further embodiment, further include, the bevel protractor is equipped with the fastening screw four of locking position with the articulated department of axis of rotation, thereby can be through fixed fastening screw four, locks the angle of bevel protractor, thereby the operation of being convenient for of angle accuracy.
The beneficial effects of the utility model are that, the angle of survey in the art, through the rotatory affirmation of guide pin one, guide pin two, obtain the needle inlet point, the angle of survey before the art, through the rotatory affirmation of guide sleeve pipe, then compare the angle of guide pin one, the rotation angle chi obtains guide sleeve pipe's space angle, convenient operation is swift accurate, avoids the repeated detection to patient's radiation, avoids the improper injury internal organs of doctor's manual operation, has reduced the operation degree of difficulty and operating time.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a perspective view 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 the ball joint hinge of the present invention.
In the figure, 1, a moving shaft, 2, a scale plate, 3, a rotating shaft, 4, a protractor, 5, a guide sleeve, 6, a first ring sleeve, 7, a second ring sleeve, 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 are shown.
Detailed Description
As shown in fig. 1 to 5, which are schematic structural diagrams of the present invention, a positioning guider for a percutaneous transforaminal foramen mirror working channel comprises a moving shaft 1, wherein a scale plate 2 is slidably sleeved in the moving shaft 1, a rotating shaft 3 is arranged at the side part 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 guide sleeve 5 capable of rotating is hinged inside the angle ruler 4, a first ring sleeve 6 and a second ring sleeve 7 are respectively hinged to the end of the angle ruler 4 close to the rotating shaft 3 through a ball joint, the first ring sleeve 6 and the second ring sleeve 7 are both provided with angle scale marks 8, the plane where the first ring sleeve 6 is located is parallel to the plane where the scale plate 2 is located, the first ring sleeve 6 is slidably sleeved with a first guide pin 9, the plane where the second ring sleeve 7 is located is perpendicular to the plane where the scale plate 2 is located, and the rotation centers of the guide sleeve 5, the first guide pin 9 and the second guide pin 10 are concentric.
The specific using process is as follows: when the positioning guider for the percutaneous endoscopic foramen intervertebrale working channel is used, a patient is in a prone position, a scale plate 2 is placed on the back of the patient, the end surface of the scale plate 2 is flush with the center of the back of the patient, then a 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, a first rotating guide pin 9 rotates around a first ring sleeve 6 to the measured angle, namely the angle between an upper articular process and the midpoint connecting line of an intervertebral space, then a second rotating guide pin 10 rotates around a second ring sleeve 7 to the measured angle, namely the angle between the vertex of the upper articular process and the upper edge of the back of a lower vertebral body, because the rotating centers of the guide sleeve 5, the first guide pin 9 and the second guide pin 10 are concentric, the angle direction of the first guide pin 9 and the second guide pin 10 can be locked into a needle point, according to the angle determined by CT before operation, the guide sleeve 5 is rotated to the determined angle, namely the intersection angle between the vertex connecting, meanwhile, the second guide pin 10 is held by one hand to ensure that the orientation angle of the second guide pin 10 is unchanged, the angle ruler 4 is rotated by the other hand by taking the rotating shaft 3 as a rotating center, so that the angle ruler 4 and the second guide pin 10 are overlapped in the angle direction, it is worth mentioning that the second guide pin 10 is connected on the second ring sleeve 7 in a sliding manner because the second ring sleeve 7 is spherically hinged on the angle ruler 4, when the angle ruler 4 rotates along the rotating shaft 3, the second guide pin 10 is held by the hand, the second ring sleeve 7 can slightly rotate at the spherical hinged position, and the second guide pin 10 can slide on the second ring sleeve 7, so that the orientation angle of the second guide pin 10 is ensured, and finally, the third guide pin 15 to be implanted is driven into the guide channel through the middle hole of the guide sleeve 5 to be used as a guide channel for puncture, and then, the puncture needle is inserted into the third guide pin 15.
According to the utility model discloses a further embodiment, further include, the one end of removal axle 1 articulates there is locating lever 11, and pulling axis of rotation 3 drives locating lever 11 simultaneously and removes to the side of patient's health, then puts down locating lever 11, and locating lever 11 can block the card and hold at patient's health lateral wall, is convenient for the length distance of accurate survey patient's health half side.
According to the utility model discloses a further embodiment, further include, the tip of guide sleeve 5 is equipped with fastening screw one 12 of locking position, after rotating guide sleeve 5, can fix fastening screw one 12, the locking of the guide sleeve 5 position of being convenient for to guarantee the angle of operation and the accuracy of position.
According to the utility model discloses a further embodiment, further include, the sliding connection department of guide pin one 9 and ring cover one 6 is equipped with fastening screw two 13 of locking position, when confirming the needle inlet point, accessible fixed fastening screw two 13, locks the angle and the position of guide pin one 9.
According to the utility model discloses a further embodiment, further include, the sliding connection department of two 10 guide pins and two 7 ring sleeves is equipped with the fastening screw three 14 of locking position, when confirming the needle inlet point, accessible fixed fastening screw three 14, locks the angle and the position of two 10 guide pins, what worth mentioning is when using axis of rotation 3 to rotate angle chi 4 as the rotation center, need loosen fastening screw three 14, resumes two 10 guide pins and two 7 sliding connection ring sleeves.
According to the utility model discloses a further embodiment, further include, the articulated department of bevel 4 and axis of rotation 3 is equipped with fastening screw four 16 of locking position, can be through fixed fastening screw four 16, locks the angle of bevel 4, thereby the operation of being convenient for of angle accuracy.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A positioning guider for a percutaneous intervertebral foramen mirror working channel is characterized by comprising a moving shaft (1), wherein a scale plate (2) is sleeved in the moving shaft (1) in a sliding mode, 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 guide sleeve (5) capable of rotating is arranged in the angle ruler, 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) through ball heads respectively, the first ring sleeve (6) and the second ring sleeve (7) are provided with angle scale marks (8), the plane where the first ring sleeve (6) is located is parallel to the plane where the scale plate (2) is located, a first sliding guide pin (9) is sleeved on the first ring sleeve (6), the plane where the second ring sleeve (7) is located is perpendicular to the plane where the, the second guide pin (10) is slidably sleeved on the second ring sleeve (7), and the rotation centers of the guide sleeve (5), the first guide pin (9) and the second guide pin (10) are concentric.
2. The percutaneous transforaminal foramen mirror working channel positioning guide as claimed in claim 1, wherein one end of the moving shaft (1) is hinged with a positioning rod (11).
3. The percutaneous transforaminal foramen mirror working channel positioning guide as claimed in claim 1, wherein the end of the guide sleeve (5) is provided with a fastening screw one (12) at a locking position.
4. The percutaneous transforaminal endoscopic working channel positioning guide device as claimed in claim 1, wherein a second fastening screw (13) at a locking position is arranged at the sliding connection part of the guide pin I (9) and the ring sleeve I (6).
5. The percutaneous transforaminal foramen mirror working channel positioning guide device as claimed in claim 1, wherein a third fastening screw (14) at a locking position is arranged at a hinged position of the sliding connection part of the second guide pin (10) and the second ring sleeve (7).
6. The percutaneous transforaminal foramen mirror working channel positioning guide device as claimed in claim 1, wherein the hinged part of the angle ruler (4) and the rotating shaft (3) is provided with a fastening screw four (16) at a locking position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262100.XU CN209966511U (en) | 2019-03-01 | 2019-03-01 | Positioning guider for percutaneous intervertebral foramen mirror working channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262100.XU CN209966511U (en) | 2019-03-01 | 2019-03-01 | Positioning guider for percutaneous intervertebral foramen mirror working channel |
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| Publication Number | Publication Date |
|---|---|
| CN209966511U true CN209966511U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920262100.XU Active CN209966511U (en) | 2019-03-01 | 2019-03-01 | Positioning guider for percutaneous intervertebral foramen mirror working channel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771007A (en) * | 2019-03-01 | 2019-05-21 | 常州市第二人民医院 | Percutaneous foramen intervertebrale lens service aisle locating guider |
-
2019
- 2019-03-01 CN CN201920262100.XU patent/CN209966511U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771007A (en) * | 2019-03-01 | 2019-05-21 | 常州市第二人民医院 | Percutaneous foramen intervertebrale lens service aisle locating guider |
| CN109771007B (en) * | 2019-03-01 | 2024-04-30 | 常州市第二人民医院 | Percutaneous intervertebral foramen mirror working channel positioning guider |
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