CN201337505Y - Puncturing and positioning guider in three-dimensional percutaneous vertebroplasty - Google Patents
Puncturing and positioning guider in three-dimensional percutaneous vertebroplasty Download PDFInfo
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- CN201337505Y CN201337505Y CNU2009201014345U CN200920101434U CN201337505Y CN 201337505 Y CN201337505 Y CN 201337505Y CN U2009201014345 U CNU2009201014345 U CN U2009201014345U CN 200920101434 U CN200920101434 U CN 200920101434U CN 201337505 Y CN201337505 Y CN 201337505Y
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Abstract
The utility model discloses a puncturing and positioning guider in the three-dimensional percutaneous vertebroplasty, belonging to the technical field of medical articles, and solves the problem of puncturing and three-dimensional positioning for the percutaneous vertebroplasty. The guider comprises a main scale, a guide plate and an acuductor; wherein the guide plate can rotate corresponding to the main scale; and the acuductor is fixed on the guide plate; after improvement, an auxiliary scale is arranged additionally and comprises a graticule, a bottom plate, a base plate and an auxiliary scale fastening screw; wherein the bottom plate is arranged at the lower part of the main scale and articulated with the main scale; the graticule is fixed on the bottom plate and provided with arc-shaped grooves and angle marks; the base plate is fixed with a main board; the end part of the base plate is provided with pointers; screw holes are arranged on the base plate; and the auxiliary scale fastening screw connects the graticule and the base plate. In the utility model, the auxiliary scale is additionally arranged on the basis of the existing guider, so that the guiding puncture path with three parameters is realized, such as the side spinous process distance, leaning angle of the pedicle and declination angle of the pedicle, and the guider has the characteristics that the positioning is accurate, the puncturing is fast, the needle point reaches the ideal part, the difficulty of the percutaneous vertebroplasty is further reduced, the success ratio of the operation is improved and the like.
Description
Technical field
This utility model relates to a kind of medical operation auxiliary implement, especially for the guider in the vertebral plasty paracentesis, belongs to field of medical article technology.
Background technology
Vertebroplasty is to adopt special puncture needle to enter the damage vertebral body by narrow pedicle of vertebral arch, injects bone cement then.This technology is that French scholar in 1984 is that bone cement has successfully carried out the percutaneous vertebroplasty to vertebral body hemangioma patient with polymethyl methacrylate first, has obtained beyond thought analgesic effect, can prevent that simultaneously the vertebral body compression from subsiding.They are generalized to this technology in the treatment of compression fracture of vertabral body that osteoporosis causes, vertebral body metastatic tumo(u)r subsequently.Chinese scholars has been made Related Experimental Study and has been widely used in this technology clinical in recent years.Adopt diseases such as vertebroplasty treatment osteoporotic fracture, vertebral body hemangioma, myeloma, molten bone metastatic tumor, the little instant effect of wound, complication is less, and treatment back pain is alleviated immediately, stability and function of nervous system for spinal column is improved simultaneously, and a few hours get final product out-of-bed activity.This technical operation is to enter vertebral body through pedicle of vertebral arch, and the pedicle of vertebral arch inboard is important spinal nerves, in case deflection promptly can cause serious nerve injury, perhaps wears out pedicle of vertebral arch and causes leaking outside of bone cement to cause nerve compression or nerve to burn.Operation will be carried out under tight fluoroscopic monitoring, and operator and operation receiveing person will absorb a large amount of lonizing radiation, and health is damaged.However, perspective also is limited to the monitoring of puncture angle, also the deviation that punctures can occur sometimes, and it is not in place to cause puncturing, and perhaps puncture is accidentally injured, and this carries out this technology to the doctor and has brought bigger difficulty and risk.Be head it off, Chinese patent " a kind of vertebroplasty puncture positioning guider (200620024102.8) " discloses a kind ofly can guide the apparatus that puncture needle punctures, and utilizes this apparatus to determine that point of puncture and puncture path can simplify and reduce the operation easier of operative doctor.But this apparatus is a two-dimensional design, be merely able to solve leaning angle and apart from two parameters of size of spinous process, can not guide the tilt angled down of pedicle of vertebral arch, and angle of declination is significant equally for the injection of finishing puncture and bone cement smoothly, if the inaccurate nerve root injury that can cause that punctures is not in place with puncture.Therefore, be necessary existing puncture positioning guider is improved, make it can guide puncture needle and realize the three-dimensional localization guiding.
Summary of the invention
This utility model is used to solve the defective of above-mentioned prior art and provides a kind of and can make things convenient for, guide accurately puncture needle to realize three localized three-dimensional vertebroplasty puncture positioning guiders of parameter.
The alleged problem of this utility model is solved by following technical scheme:
A kind of three-dimensional vertebroplasty puncture positioning guider, comprise main scale, the guide plate that can rotate relative to main scale in the formation and be fixed on acuductor on the guide plate, its special feature is: set up secondary chi, secondary chi is made up of scale plate, base plate, substrate and secondary chi trip bolt, described base plate is positioned at main scale bottom and hinged with main scale, the scale plate is fixed on the base plate, which is provided with arcuate groove and angle mark, described substrate and mainboard are fixed, the substrate end is provided with pointer, substrate is provided with screw hole, and secondary chi trip bolt is connected the scale plate with substrate.
Above-mentioned three-dimensional vertebroplasty puncture positioning guider, described scale plate is parallel with substrate, and the scale plate is vertical with main scale.
This utility model improves at the problem that existing vertebroplasty puncture positioning guider can only solve two puncture positional parameters, set up the secondary chi that to guide puncture pedicle of vertebral arch tilt angled down, thereby realize the other guiding puncture path of opening spinous process distance, pedicle of vertebral arch leaning angle, three parameters of pedicle of vertebral arch angle of declination.The utlity model has accurate positioning, puncture rapidly, needle point arrives the position ideal, can further reduce vertebroplasty operating difficulty, improve characteristics such as success rate of operation.In addition,, but use in the desmopyknosis X line perspective time, reduce the dosage that operator and operation receiveing person absorb lonizing radiation because of grasp easy to use, simple to operate, easy.
Description of drawings
Fig. 1 is this utility model front view;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1.
Number in the figure is expressed as follows: 1. main scale; 2. guide plate; 3. acuductor; 4. base plate; 5. scale plate; 5-1. arcuate groove; 5-2. angle mark, 6. substrate, 6-1. pointer; 7. secondary chi trip bolt; 8. main scale trip bolt.
The specific embodiment
Referring to Fig. 1, this utility model constitutes and to comprise main scale 1, the guide plate 2 that rotates of main scale and be fixed on acuductor 3 on the guide plate relatively, and main scale cooperates with guide plate, opens spinous process by in the time of can determining to puncture apart from, two parameters of pedicle of vertebral arch leaning angle.
Referring to Fig. 1-3, this utility model is set up secondary chi, and secondary chi is used for determining the pedicle of vertebral arch angle of declination of puncture path.Secondary chi is made up of scale plate 5, base plate 4, substrate 6 and secondary chi trip bolt 7, base plate is positioned at main scale bottom and hinged with main scale, the scale plate is fixed on the base plate, which is provided with arcuate groove 5-1 and angle mark 5-2, substrate and mainboard are fixed, the substrate end is provided with pointer 6-1, and substrate is provided with screw hole, and secondary chi trip bolt 7 passes arcuate groove and with screw hole the scale plate is connected with substrate.As seen from the figure, scale plate 5, substrate 6 are parallel, and the scale plate is vertical with main scale.
When this utility model is used for vertebroplasty, need to measure according to CT earlier to determine point of puncture and path.Unclamp main scale trip bolt 8 during puncture procedure, guide plate 2 relative main scales 1 are turned to proper angle, to guarantee pedicle of vertebral arch leaning angle parameter, tighten the main scale trip bolt, the position of the relative main scale of guide plate promptly is fixed; The spinous process of measuring according to CT is determined the point of puncture position to the distance of point of puncture by the length dimension labelling of main scale bottom again; The pedicle of vertebral arch angle of declination of measuring according to CT unclamps secondary chi trip bolt 7 then, adjusts the angle of main scale 1 relative base plate 4, to guarantee pedicle of vertebral arch angle of declination parameter, tightens secondary chi trip bolt, and the orientation of the relative base plate of main scale promptly is fixed; Puncture needle is punctured to appointed part along acuductor 3 inserting needles, can finishes puncture procedure.
Claims (2)
1. three-dimensional vertebroplasty puncture positioning guider, comprise main scale (1) in the formation, the guide plate (2) that can rotate relative to main scale and be fixed on acuductor (3) on the guide plate, it is characterized in that: set up secondary chi, secondary chi is by scale plate (5), base plate (4), substrate (6) and secondary chi trip bolt (7) are formed, described base plate is positioned at main scale bottom and hinged with main scale, the scale plate is fixed on the base plate, which is provided with arcuate groove (5-1) and angle mark (5-2), described substrate and mainboard are fixed, the substrate end is provided with pointer (6-1), substrate is provided with screw hole, and secondary chi trip bolt is connected the scale plate with substrate.
2. three-dimensional vertebroplasty puncture positioning guider according to claim 1 is characterized in that: described scale plate is parallel with substrate, and the scale plate is vertical with main scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201014345U CN201337505Y (en) | 2009-02-04 | 2009-02-04 | Puncturing and positioning guider in three-dimensional percutaneous vertebroplasty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201014345U CN201337505Y (en) | 2009-02-04 | 2009-02-04 | Puncturing and positioning guider in three-dimensional percutaneous vertebroplasty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201337505Y true CN201337505Y (en) | 2009-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201014345U Expired - Fee Related CN201337505Y (en) | 2009-02-04 | 2009-02-04 | Puncturing and positioning guider in three-dimensional percutaneous vertebroplasty |
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| CN (1) | CN201337505Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943132A (en) * | 2016-07-15 | 2016-09-21 | 苏州市立普医疗科技有限公司 | Needle groove body, puncture frame body and puncture frame |
| CN106994035A (en) * | 2017-05-12 | 2017-08-01 | 德阳市人民医院 | Three-dimensional centrum puncture angle position indicator |
| US10034695B1 (en) | 2013-03-15 | 2018-07-31 | Nuvasive, Inc. | Spinal alignment frame |
| CN110664465A (en) * | 2019-08-30 | 2020-01-10 | 重庆医科大学附属永川医院 | Unilateral percutaneous puncture centrum guider |
| US10898239B2 (en) | 2016-07-01 | 2021-01-26 | Nuvasive, Inc. | Spinal trauma correction and fixation |
| CN114869421A (en) * | 2022-05-06 | 2022-08-09 | 郑州市骨科医院 | Body surface positioning guider for transpedicular puncture operation |
-
2009
- 2009-02-04 CN CNU2009201014345U patent/CN201337505Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10034695B1 (en) | 2013-03-15 | 2018-07-31 | Nuvasive, Inc. | Spinal alignment frame |
| US10716601B2 (en) | 2013-03-15 | 2020-07-21 | Nuvasive, Inc. | Spinal alignment frame |
| US11571247B2 (en) | 2013-03-15 | 2023-02-07 | Nuvasive, Inc. | Spinal alignment frame |
| US10898239B2 (en) | 2016-07-01 | 2021-01-26 | Nuvasive, Inc. | Spinal trauma correction and fixation |
| US12089881B2 (en) | 2016-07-01 | 2024-09-17 | Nuvasive, Inc. | Spinal trauma correction and fixation |
| CN105943132A (en) * | 2016-07-15 | 2016-09-21 | 苏州市立普医疗科技有限公司 | Needle groove body, puncture frame body and puncture frame |
| CN105943132B (en) * | 2016-07-15 | 2019-09-06 | 苏州市立普医疗科技有限公司 | A kind of needle tray body punctures frame body and puncture supporter |
| CN106994035A (en) * | 2017-05-12 | 2017-08-01 | 德阳市人民医院 | Three-dimensional centrum puncture angle position indicator |
| CN106994035B (en) * | 2017-05-12 | 2023-05-12 | 德阳市人民医院 | Three-dimensional centrum puncture angle positioning instrument |
| CN110664465A (en) * | 2019-08-30 | 2020-01-10 | 重庆医科大学附属永川医院 | Unilateral percutaneous puncture centrum guider |
| CN110664465B (en) * | 2019-08-30 | 2022-02-11 | 重庆医科大学附属永川医院 | Unilateral percutaneous puncture centrum guider |
| CN114869421A (en) * | 2022-05-06 | 2022-08-09 | 郑州市骨科医院 | Body surface positioning guider for transpedicular puncture operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20110204 |