CN204562396U - A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator - Google Patents
A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator Download PDFInfo
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- CN204562396U CN204562396U CN201520241702.9U CN201520241702U CN204562396U CN 204562396 U CN204562396 U CN 204562396U CN 201520241702 U CN201520241702 U CN 201520241702U CN 204562396 U CN204562396 U CN 204562396U
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Abstract
A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator, relate to the instrument of operation or diagnosis, apparatus or adnexa, particularly relate to a kind of special equipment for lumbar vertebra compression fracture Minimally Invasive Surgery location, what comprise that located lateral chain and longitudinal register chain connect and compose can x-ray development locating, linked in length and breadth mutually by identification rings, form the flexible locating that can fit tightly the concavo-convex change of human waist and back physiologic radian; Identification rings possesses can the outer contour shape distinguished of x-ray development: same located lateral chain configures the identification rings of identical outer contour shape, and two neighbouring located lateral chains configure the identification rings of different outer contour shape.This localizer can reduce the error because grid lines and body surface spacing produce at fluoroscopy images, utilization can x-ray development distinguish shape identification rings and mark area under control divide grid lines, can differentiate rapidly in fluoroscopy images, determine the sites of the pedicle of vertebral arch planning to implement operation, locating accuracy is high, can the desmopyknosis prelocalization time.
Description
Technical field
This utility model relates to operation or the instrument diagnosed, apparatus or adnexa, particularly relates to a kind of special equipment for lumbar vertebra compression fracture Minimally Invasive Surgery location.
Background technology
Minimally invasive spine surgical, the accurate status of preoperative body surface, marks skin incision (screw entrance point) position very important for the carrying out of operation.Be positioned with accurately to be beneficial to and reduce wound, shortening operating time, minimizing medical personnel and patient's x-ray radiation amount.Spinal operation localization method conventional clinically at present has: free-hand crista iliaca positioning mode, Kirschner wire positioning mode and wire netting, frame positioning mode etc.Free-hand crista iliaca positioning mode is fast easy, but accuracy rate is low, can not determine the pedicle of vertebral arch entry point needed for Minimally Invasive Surgery; Kirschner wire positioning mode is the method using at present more determination operative region clinically, and the method needs repeatedly to move " C " arm machine and Kirschner wire could determine operative site, and positioning time is longer; Wire netting, frame positioning mode can reduce " C " arm machine perspective number of times, reduce medical personnel and patient's x-ray radiation amount, but, because existing wire netting, frame are hard, can only in one plane realize accurate location, the physiologic radian of the concavo-convex change of human waist and back, make wire netting, between frame from body surface, there is different distances at different parts, thus cause fluoroscopy images to produce corresponding error, affect the precision of location of operation.
Chinese utility model patent " Thoracolumbar disk operation body surface locator " (utility model patent number: ZL 201320840150.4 Authorization Notice No.: CN 203777051U) discloses a kind of Thoracolumbar disk operation body surface locator, comprises a rectangular shaped rim chi, multiple located lateral chain, multiple longitudinal register chain and three to five vertebral body side instruction chains; Rectangular shaped rim chi is made up of two the long limits and two broadsides being equipped with scale; Located lateral chain one end is fixedly connected with wherein long limit described in, and the other end is fixedly connected with another long limit, and multiple located lateral chain is arranged in parallel in rectangular shaped rim chi; One end of longitudinal register chain is connected with wherein a broadside is magnetic-type or is slidably connected, the other end is connected with another broadside is magnetic-type or is slidably connected, multiple longitudinal register chain is parallel to each other and is arranged in rectangular shaped rim chi, and with this, located lateral chain and longitudinal register chain form grid; One end of vertebral body side instruction chain is connected with long limit is magnetic-type or is slidably connected, and the other end is unsettled.This Thoracolumbar disk operation body surface locator utilizes the scale on rectangular shaped rim chi, and the chain grid in rectangular shaped rim chi, makes a mark, realize the body surface location of surgical site in conjunction with X-ray image on body surface.But, because this Thoracolumbar disk operation body surface locator adopts metal rectangular frame chi to connect horizontal and vertical location chain, same existence can not be fitted the problem of concavo-convex change of human waist and back physiologic radian, in addition, because the scale on rectangular shaped rim chi can not video picture in X-ray image, lack diacritics between adjacent chain grid lines, in X-ray image, video picture shape is identical, and the error in judgement be easy to because of adjacent mesh causes Wrong localization.
Utility model content
The purpose of this utility model is to provide a kind of flexible lumbar vertebra compression fracture micro-invasive operation locator, existing Thoracolumbar disk operation body surface locator can be solved can not to fit the concavo-convex change of human waist and back physiologic radian, adjacent grid lines lacks diacritics, easily produces position error or causes the technical problem of Wrong localization because of grid error in judgement.
This utility model solves the problems of the technologies described above adopted technical scheme:
A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator, what comprise that m root located lateral chain and n root longitudinal register chain connect and compose can x-ray development locating, it is characterized in that: the cross point of described m root located lateral chain and n root longitudinal register chain, linked in length and breadth mutually by m × n identification rings, form the flexible locating that can fit tightly the concavo-convex change of human waist and back physiologic radian; Described identification rings possesses at least two kinds can the outer contour shape distinguished of x-ray development: be in n identification rings on same horizontal line and linked by the series connection of n-1 section lateral connection silk, the located lateral chain described in formation; Same located lateral chain configures the identification rings of identical outer contour shape, and two neighbouring located lateral chains configure the identification rings of different outer contour shape; Be in m identification rings on same ordinate, successively by m-1 section longitudinal connecting filament series connection link, the longitudinal register chain described in formation, wherein, m=4 ~ 10, n=6 ~ 8.
The one preferably technical scheme of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, it is characterized in that described lateral connection silk is the stainless steel silk of diameter 0.8 ~ 1.2mm, described longitudinal connecting filament is the stainless steel silk that diameter is less than 0.3mm, and the outer cover of described longitudinal connecting filament has mark pipe; Described mark pipe is divided at least two groups according to x-ray image density, same longitudinal register chain configures the mark pipe that image density is identical, and the adjacent two longitudinal register chains in left and right configure the different mark pipe of image density.
The better technical scheme of one of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, it is characterized in that described flexible locating is connected and composed mutually in length and breadth by 5 located lateral chains and 7 longitudinal register chains, the length of each grid is 40mm, width is 30mm, described lateral connection silk 1 is diameter 1mm stainless steel silk, and described longitudinal connecting filament 2 is diameter 0.2mm stainless steel silk.
The technical scheme of a kind of improvement of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, it is characterized in that described identification rings possesses two kinds can the outer contour shape distinguished of x-ray development, is respectively hexagonal first identification rings and the second circular identification rings.
The technical scheme of a kind of further improvement of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, it is characterized in that described mark pipe is divided into two groups according to x-ray image density, be respectively the first mark pipe of macromolecular material and the second mark pipe of metal material.
The beneficial effects of the utility model are:
1, flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, compared with existing localizer, there is flexibility, change with the concavo-convex change of skin surface, be close to skin surface, the error that grid lines and body surface spacing because of localizer produce at fluoroscopy images can be reduced, locating accuracy is high, and it is soft and can not injured skin.
2, flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, utilization can x-ray development distinguish shape identification rings and mark area under control divide grid lines, can differentiate rapidly in fluoroscopy images, accurately determine the sites of the pedicle of vertebral arch planning to implement operation, the desmopyknosis prelocalization time, reduce medical personnel and patient's x-ray radiation amount.
Accompanying drawing explanation
Fig. 1 is the structural representation of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model;
Fig. 2 is the Thoracolumbar disk fluoroscopy images of the Fold additon location grid using localizer of the present utility model to obtain.
The label of each parts in figure: 10-located lateral chain, 1-lateral connection silk, 20-longitudinal register chain, the longitudinal connecting filament of 2-, 2x-identifies pipe, and 21-first identifies pipe, and 22-second identifies pipe, 3y-identification rings, 31-first identification rings, 32-second identification rings.
Detailed description of the invention
In order to technique scheme of the present utility model can be understood better, describe in detail further below in conjunction with drawings and Examples.
Fig. 1 is an embodiment of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, what comprise that m root located lateral chain 10 and n root longitudinal register chain 20 connect and compose can x-ray development locating, as shown in Figure 1, described m root located lateral chain 10 and the cross point of n root longitudinal register chain 20, linked in length and breadth mutually by m × n identification rings 3y, form the flexible locating that can fit tightly the concavo-convex change of human waist and back physiologic radian; Described identification rings 3y possesses at least two kinds can the outer contour shape distinguished of x-ray development: be in n identification rings 3y on same horizontal line and linked by the series connection of n-1 section lateral connection silk 1 successively, the located lateral chain 10 described in formation; Same located lateral chain 10 configures the identification rings 3y of identical outer contour shape, and two neighbouring located lateral chains 10 configure the identification rings 3y of different outer contour shape; Be in m identification rings 3y on same ordinate, being connected by the longitudinal connecting filament 2 of m-1 section is successively linked, the longitudinal register chain 20 described in formation, wherein, and m=4 ~ 10, n=6 ~ 8.
According to the embodiment of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, described lateral connection silk 1 is the stainless steel silk of diameter 0.8 ~ 1.2mm, described longitudinal connecting filament 2 is less than the stainless steel silk of 0.3mm for diameter, and the outer cover of described longitudinal connecting filament 2 has mark pipe 2x; Described mark pipe 2x is divided at least two groups according to x-ray image density, same longitudinal register chain 20 configures the mark pipe 2x that image density is identical, the adjacent two longitudinal register chains 20 in left and right configures the different mark pipe 2x of image density.
According to an embodiment of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model, described flexible locating is connected and composed mutually in length and breadth by 5 located lateral chains 10 and 7 longitudinal register chains 20, and the length of each grid is 40mm, and width is 30mm.Described lateral connection silk 1 is diameter 1mm stainless steel silk, and described longitudinal connecting filament 2 is diameter 0.2mm stainless steel silk.
The embodiment of the of the present utility model flexible lumbar vertebra compression fracture micro-invasive operation locator according to Fig. 1, described identification rings 3y possesses two kinds can the outer contour shape distinguished of x-ray development, is respectively hexagonal first identification rings 31 and the second circular identification rings 32.In the embodiment shown in fig. 1, the first described identification rings 31 is the rustless steel hex nut of across flats 8mm, and the second described identification rings 32 is the rustless steel plain washer of external diameter 8mm.
The embodiment of the of the present utility model flexible lumbar vertebra compression fracture micro-invasive operation locator according to Fig. 1, described mark pipe 2x is divided into two groups according to x-ray image density, be respectively the first mark pipe 21 of macromolecular material and the second mark pipe 22 of metal material, preferably, the first described mark pipe 21 adopts diameter 4mm infusion tube, and the second described mark pipe 22 adopts diameter 4mm stainless steel tube.
The using method of flexible lumbar vertebra compression fracture micro-invasive operation locator of the present utility model:
1, patient lies prone position, is placed in patient's lower back to hinder centered by vertebra by localizer of the present utility model, makes it with the concavo-convex change laminating human waist and back of lower back physiologic radian;
2, C arm machine is used to carry out, by the anteroposterior position perspective of hindering centered by vertebra, obtaining the Thoracolumbar disk fluoroscopy images of Fold additon location grid, as shown in Figure 2;
3, in conjunction with identification rings difform in locating fluoroscopy images and mark pipe, differentiate and determine to plan to implement accurate sites corresponding to the pedicle of vertebral arch of operation, body surface making a mark, realizes the body surface location of surgical site;
If 4 make localizer side of the present utility model naturally droop with psoas muscle edge, C arm machine can also be used to carry out position, side perspective simultaneously, then according to position, the side fluoroscopy images of Fold additon location grid, determine and labelling vertebral body and pedicle of vertebral arch direction.
Those of ordinary skill in the art will be appreciated that; above embodiment is only used to the technical solution of the utility model is described; and be not used as restriction of the present utility model; any the above embodiment is done based on connotation of the present utility model change, modification, all will drop in the protection domain of claim of the present utility model.
Claims (5)
1. a flexible lumbar vertebra compression fracture micro-invasive operation locator, what comprise that m root located lateral chain and n root longitudinal register chain connect and compose can x-ray development locating, it is characterized in that: the cross point of described m root located lateral chain and n root longitudinal register chain, linked in length and breadth mutually by m × n identification rings, form the flexible locating that can fit tightly the concavo-convex change of human waist and back physiologic radian; Described identification rings possesses at least two kinds can the outer contour shape distinguished of x-ray development: be in n identification rings on same horizontal line and linked by the series connection of n-1 section lateral connection silk, the located lateral chain described in formation; Same located lateral chain configures the identification rings of identical outer contour shape, and two neighbouring located lateral chains configure the identification rings of different outer contour shape; Be in m identification rings on same ordinate, successively by m-1 section longitudinal connecting filament series connection link, the longitudinal register chain described in formation, wherein, m=4 ~ 10, n=6 ~ 8.
2. flexible lumbar vertebra compression fracture micro-invasive operation locator according to claim 1, it is characterized in that described lateral connection silk is the stainless steel silk of diameter 0.8 ~ 1.2mm, described longitudinal connecting filament is the stainless steel silk that diameter is less than 0.3mm, and the outer cover of described longitudinal connecting filament has mark pipe; Described mark pipe is divided at least two groups according to x-ray image density, same longitudinal register chain configures the mark pipe that image density is identical, and the adjacent two longitudinal register chains in left and right configure the different mark pipe of image density.
3. flexible lumbar vertebra compression fracture micro-invasive operation locator according to claim 1 and 2, it is characterized in that described flexible locating is connected and composed mutually in length and breadth by 5 located lateral chains and 7 longitudinal register chains, the length of each grid is 40mm, width is 30mm, described lateral connection silk 1 is diameter 1mm stainless steel silk, and described longitudinal connecting filament 2 is diameter 0.2mm stainless steel silk.
4. flexible lumbar vertebra compression fracture micro-invasive operation locator according to claim 1 and 2, it is characterized in that described identification rings possesses two kinds can the outer contour shape distinguished of x-ray development, is respectively hexagonal first identification rings and the second circular identification rings.
5. flexible lumbar vertebra compression fracture micro-invasive operation locator according to claim 1 and 2, is characterized in that described mark pipe is divided into two groups according to x-ray image density, is respectively the first mark pipe of macromolecular material and the second mark pipe of metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241702.9U CN204562396U (en) | 2015-04-13 | 2015-04-13 | A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator |
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| CN201520241702.9U CN204562396U (en) | 2015-04-13 | 2015-04-13 | A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator |
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| CN204562396U true CN204562396U (en) | 2015-08-19 |
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| CN201520241702.9U Expired - Fee Related CN204562396U (en) | 2015-04-13 | 2015-04-13 | A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105213031A (en) * | 2015-08-26 | 2016-01-06 | 温州医科大学附属第二医院 | The clinical practice of vertebra posting in the prelocalization of Thoracolumbar disk surgery |
| CN106137390A (en) * | 2015-04-13 | 2016-11-23 | 上海市嘉定区南翔医院 | A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator |
| CN106420064A (en) * | 2016-08-30 | 2017-02-22 | 崔轶 | Vertebral surgery perspective locator |
| CN109009438A (en) * | 2018-09-13 | 2018-12-18 | 上海逸动医学科技有限公司 | Flexible noninvasive positioning device and its operation pathway is planned in art application and system |
-
2015
- 2015-04-13 CN CN201520241702.9U patent/CN204562396U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137390A (en) * | 2015-04-13 | 2016-11-23 | 上海市嘉定区南翔医院 | A kind of flexible lumbar vertebra compression fracture micro-invasive operation locator |
| CN105213031A (en) * | 2015-08-26 | 2016-01-06 | 温州医科大学附属第二医院 | The clinical practice of vertebra posting in the prelocalization of Thoracolumbar disk surgery |
| CN106420064A (en) * | 2016-08-30 | 2017-02-22 | 崔轶 | Vertebral surgery perspective locator |
| CN109009438A (en) * | 2018-09-13 | 2018-12-18 | 上海逸动医学科技有限公司 | Flexible noninvasive positioning device and its operation pathway is planned in art application and system |
| CN109009438B (en) * | 2018-09-13 | 2021-06-01 | 上海逸动医学科技有限公司 | Flexible noninvasive positioning device and application and system thereof in intraoperative surgical path planning |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160413 |