CN219230164U - Auxiliary device for vertebroplasty operation - Google Patents
Auxiliary device for vertebroplasty operation Download PDFInfo
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- CN219230164U CN219230164U CN202320346412.5U CN202320346412U CN219230164U CN 219230164 U CN219230164 U CN 219230164U CN 202320346412 U CN202320346412 U CN 202320346412U CN 219230164 U CN219230164 U CN 219230164U
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- vertebroplasty
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Abstract
The utility model discloses an auxiliary device for vertebroplasty, which comprises: aiming the rubber block; the upper surface of aiming rubber piece sets up vertical mark line, and all sets up the hole array in vertical mark line's both sides, and the hole array comprises four default locating hole, all is provided with horizontal guide portion and vertical guide portion on the downthehole wall of every default locating hole, and the contained angle between horizontal guide portion and the human cross axle is 10, and the contained angle between vertical guide portion and the human major axis is 15, and smooth transitional coupling between horizontal guide portion and the vertical guide portion. When the lumbar spine positioning device is used, aiming rubber blocks are aligned to two sides of an injured lumbar spine and are attached to the waist, positioning guide pins are placed in preset positioning holes, the needle inserting positions of the positioning guide pins are determined by combining an X-ray fluoroscopy machine, and the needle inserting angles are guided to a certain extent, so that the auxiliary positioning of the vertebroplasty is realized, a surgeon can more conveniently determine the needle inserting angles and the needle inserting positions, the operation difficulty is reduced, and the puncture success rate is guaranteed.
Description
Technical Field
The utility model relates to the technical field of surgical equipment for vertebroplasty, in particular to an auxiliary device for vertebroplasty.
Background
Vertebroplasty is a technique for strengthening the vertebral body by injecting bone cement or artificial bone into the pathological vertebral body, has high-efficiency pain relieving effect, and can also prevent the fractured vertebral body from being further compressed and collapsed.
During operation, the X-ray perspective machine needs to be adjusted first to make the machine head direction perpendicular to the curvature tangent line of the lumbar vertebra, then the needle insertion point and the needle insertion level are determined, generally the transverse process tip can be selected as the needle insertion point, the needle insertion level is as close as possible to the top of the upper pedicle of vertebral arch, then the puncture needle is inserted from the needle insertion point, the intersection point of the upper articular process and the transverse process is found, the puncture needle can stop the needle insertion after entering the middle of the cone, and the hollow drill is sleeved into bone cement. However, in the process of inserting the puncture needle, the determination of the needle insertion point and the needle insertion level is completely dependent on the experience of a surgeon and the control of the surgeon, so that the puncture needle is difficult to operate and has high requirements on hand stability.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an auxiliary device for vertebroplasty. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
The utility model adopts the following technical scheme:
there is provided a vertebroplasty surgical assist device, comprising: aiming the rubber block;
the upper surface of aiming rubber piece sets up vertical mark line, and be in the hole array is all seted up to the both sides of vertical mark line, the hole array comprises four preset locating hole, every all be provided with horizontal guide portion and vertical guide portion on the downthehole wall of preset locating hole, the contained angle between horizontal guide portion and the human cross axle is 10, the contained angle between vertical guide portion and the human major axis is 15, just horizontal guide portion with smooth transitional coupling between the vertical guide portion.
Further, a double-sided adhesive tape is arranged on the lower surface of the aiming rubber block.
Further, the aperture of the preset positioning hole is 2cm, the distance between the preset positioning hole and the preset positioning hole adjacent to the preset positioning hole in the transverse direction is 2mm, and the distance between the preset positioning hole and the preset positioning hole adjacent to the preset positioning hole in the longitudinal direction is 2mm.
Further, a distance between a preset positioning hole, which is close to the longitudinal marking line, in the hole array and the longitudinal marking line is 1.5cm.
Further, the length of the aiming rubber block is 10cm, the width of the aiming rubber block is 15cm, and the height of the aiming rubber block is 0.5cm.
Further, a transverse marking line is further arranged on the upper surface of the aiming rubber block, and two preset positioning holes in one transverse row in the hole array are located on the transverse marking line.
Preferably, independent anti-slip layers are arranged on the left side, the right side, the front side and the rear side of the aiming rubber block.
Preferably, the anti-slip layer is composed of a plurality of vertical raised strips which are arranged in parallel.
The utility model has the beneficial effects that: when the lumbar spine positioning device is used, aiming the aiming rubber blocks at two sides of the injured lumbar spine and attaching the lumbar spine, placing the positioning guide needle in the preset positioning hole, combining the X-ray fluoroscopy machine to determine the needle inserting position of the positioning guide needle and conduct certain guidance on the needle inserting angle, realizing the auxiliary positioning of the vertebroplasty operation, being more convenient for a surgeon to determine the needle inserting angle and the needle inserting position, reducing the operation difficulty, ensuring the puncture success rate, and being simple in structure and easy to operate.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of the vertebroplasty surgical assist device of the present utility model;
FIG. 2 is a bottom view of the spinal arthroplasty aid of the present utility model;
FIG. 3 is a dimension marking of an array of apertures of the present utility model;
fig. 4 is a schematic view of the positions of the lateral guide and the longitudinal guide of the present utility model.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. It should be understood that the described embodiments are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
When a human body lies prone on the operating table, on the premise that the aiming rubber block 1 is placed on the back of the human body, the longitudinal direction refers to the long axis direction of the human body, the long axis direction refers to the extending direction of the spine, the transverse direction refers to the transverse axis direction of the human body, and the transverse axis direction refers to the direction perpendicular to the long axis of the human body and parallel to the operating table.
1-4, in some illustrative embodiments, the present utility model provides a vertebroplasty auxiliary device to solve the technical problem that the needle insertion point and the needle insertion angle of vertebroplasty are difficult to determine, and specifically includes: aiming rubber block 1, aiming rubber block 1 adopts the high elastic polymer material that has reversible deformation, is rich in elasticity at room temperature, can produce great deformation under very little external force effect, can resume the original state after removing external force, conveniently laminate with the human body.
The upper surface of the aiming rubber block 1 is provided with a longitudinal marking line 2, the upper surface of the aiming rubber block 1 is divided into two parts which are identical left and right by the longitudinal marking line 2, two sides of the longitudinal marking line 2 are provided with hole arrays, and the hole arrays at two sides are symmetrical. The hole array is composed of four preset positioning holes 3, namely, the four preset positioning holes 3 are arranged in a matrix and penetrate through the aiming rubber block 1.
The aperture of the preset positioning hole 3 is 2cm, so that the needle can be conveniently inserted. Meanwhile, the distance between the preset positioning holes 3 and the preset positioning holes adjacent to each other in the transverse direction is 2mm, and the distance between the preset positioning holes adjacent to each other in the longitudinal direction is 2mm. Furthermore, the spacing between the preset positioning holes in the hole array, which are close to the longitudinal marker line 2, and the longitudinal marker line 2 is 1.5cm. The structural design of the hole array can enable the needle insertion point to be replaced on the premise that the aiming rubber block 1 does not need to be moved when the aiming rubber block 1 is adhered to the skin, so that the hole array has more selectivity, the size design is closer to the position where the actual needle insertion point is located, and the efficiency of selecting the needle insertion point is improved.
The lower surface of the aiming rubber block 1 is provided with a double-sided adhesive tape 4, namely, one side of the aiming rubber block, which is attached to a human body, is preset with the double-sided adhesive tape, the rubber has certain elasticity and is convenient to attach to the human body, the double-sided adhesive tape 4 is convenient to be fixed on the surface of the human body, and ethylene oxide and low-temperature plasma sterilization can be adopted.
The inner wall of each preset positioning hole 3 is provided with a transverse guide part 5 and a longitudinal guide part 6. The included angle between the transverse guiding part 5 and the transverse axis of the human body is 10 degrees, namely the position of the transverse guiding part 5 enables the inner wall of the hole of the preset positioning hole and the transverse axis of the human body to form an inner dip angle of 10 degrees. The included angle between the longitudinal guide part 6 and the long axis of the human body is 15 degrees, namely the position of the longitudinal guide part 6 enables the inner wall of the hole of the preset positioning hole to form an inward inclination angle of 15 degrees with the long axis of the human body. The transverse guide part 5 and the longitudinal guide part 6 are connected in a smooth transition manner, so that an angle of 10-15 degrees is formed between the intersection position of the transverse guide part 5 and the longitudinal guide part and the long axis and the transverse axis of the human body, the positioning guide needle is penetrated into the cone body along the angle, and the X-ray at the operating table can be used for confirming the position.
As shown in fig. 4, taking the preset positioning hole 3 on the right side of the longitudinal marking line 2 as an example, taking the hole center as the origin to establish a rectangular coordinate system, the starting end of the transverse guiding portion 5 is located in the first quadrant, the starting end of the longitudinal guiding portion 6 is located in the third quadrant, the intersection of the two is located in the fourth quadrant, and the preset positioning hole 3 on the left side of the longitudinal marking line 2 is symmetrical with the right side.
The auxiliary positioning of the vertebral body forming operation is realized through the structural design, namely, the needle inserting position of the positioning guide needle is determined, the needle inserting angle is guided to a certain extent, the operation difficulty is reduced, the puncture success rate is ensured, and the structure is simple and easy to operate.
The length of the aiming rubber block 1 is 10cm, the width is 15cm, and the height is 0.5cm. Meanwhile, the upper surface of the aiming rubber block 1 is further provided with a transverse marking line 7, two preset positioning holes 3 on one transverse row in the hole array are positioned on the transverse marking line 7 and are more fit with human body structures, and the needle inserting position is more convenient to select.
When in actual use, the double-sided tape 4 at the bottom of the aiming rubber block 1 is torn, the longitudinal marking line 2 in the center of the aiming rubber block 1 is aligned to two sides of the injured lumbar spinous process, the two sides are symmetrically placed, and the aiming rubber block 1 is attached to the waist. Then the positioning guide needle is placed in a proper preset positioning hole 3, and is combined with an X-ray perspective machine, a proper needle inserting direction is found at the position of the transverse guide part 5, the longitudinal guide part 6 or the junction position of the transverse guide part and the longitudinal guide part, the positioning guide needle is inserted into a cone, and finally the hollow drill is sleeved into bone cement.
In order to avoid slipping in the operation process, the utility model arranges mutually independent anti-slip layers on the left side, the right side, the front side and the rear side of the aiming rubber block 1, namely the anti-slip layers on the front side, the rear side and the left side are not connected with the anti-slip layers on the left side and the right side so as to ensure the deformability of the aiming rubber block 1. Preferably, the anti-slip layer is composed of a plurality of vertical raised strips 8 which are arranged in parallel, so as to further ensure the deformability of the aiming rubber block 1.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (8)
1. A vertebroplasty surgical assist device, comprising: aiming the rubber block;
the upper surface of aiming rubber piece sets up vertical mark line, and be in the hole array is all seted up to the both sides of vertical mark line, the hole array comprises four preset locating hole, every all be provided with horizontal guide portion and vertical guide portion on the downthehole wall of preset locating hole, the contained angle between horizontal guide portion and the human cross axle is 10, the contained angle between vertical guide portion and the human major axis is 15, just horizontal guide portion with smooth transitional coupling between the vertical guide portion.
2. The vertebroplasty surgical assist device of claim 1, wherein the aiming rubber block has a double sided tape on its lower surface.
3. A vertebroplasty surgical assistance device as in claim 2, wherein the pre-set positioning hole has a diameter of 2cm, and the pre-set positioning hole is spaced from a pre-set positioning hole adjacent in the transverse direction by 2mm, and the pre-set positioning hole adjacent in the longitudinal direction by 2mm.
4. A vertebroplasty surgical assist device as in claim 3, wherein the hole array has a spacing of 1.5cm between a predetermined positioning hole adjacent the longitudinal marker line and the longitudinal marker line.
5. A vertebroplasty surgical assist device as in claim 4, wherein the aiming rubber block has a length of 10cm, a width of 15cm and a height of 0.5cm.
6. The vertebroplasty surgical assist device of claim 5, wherein the upper surface of the aiming rubber block is further provided with a transverse marking line, and wherein two preset positioning holes in one transverse row of the array of holes are located on the transverse marking line.
7. The auxiliary device for vertebroplasty according to claim 6, wherein the aiming rubber block is provided with independent anti-slip layers on the left and right sides and the front and rear sides.
8. A vertebroplasty surgical assistance device as in claim 7, wherein the anti-slip layer comprises a plurality of side-by-side vertical ribs.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320346412.5U CN219230164U (en) | 2023-03-01 | 2023-03-01 | Auxiliary device for vertebroplasty operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320346412.5U CN219230164U (en) | 2023-03-01 | 2023-03-01 | Auxiliary device for vertebroplasty operation |
Publications (1)
Publication Number | Publication Date |
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CN219230164U true CN219230164U (en) | 2023-06-23 |
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CN202320346412.5U Active CN219230164U (en) | 2023-03-01 | 2023-03-01 | Auxiliary device for vertebroplasty operation |
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2023
- 2023-03-01 CN CN202320346412.5U patent/CN219230164U/en active Active
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