CN206198056U - A kind of spinal operation laser locating apparatus - Google Patents
A kind of spinal operation laser locating apparatus Download PDFInfo
- Publication number
- CN206198056U CN206198056U CN201620808222.0U CN201620808222U CN206198056U CN 206198056 U CN206198056 U CN 206198056U CN 201620808222 U CN201620808222 U CN 201620808222U CN 206198056 U CN206198056 U CN 206198056U
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- vertical rod
- cross bar
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Abstract
A kind of spinal operation laser locating apparatus,By vertical hollow cylinder,Vertical rod,Cross bar,X-ray collimation device,Bevel protractor,Laser generator,Telescopic metal bar and screw thread jackscrew A,B and C is constituted,The transverse concave groove slide rail for being threaded jackscrew top is fixed in vertical hollow cylinder bottom,Cylindrical tip fixed flange,Square vertical rod middle part is provided with annular flange dish,Vertical rod is cylinder under ring flange,Square cross bar is fixed at rod end right angle,Other end cantilever,The cylinder body end of vertical rod is coordinated in insertion hollow cylinder,Fixed by screw thread jackscrew B,It is slidably matched on cross bar and is inserted in square adapter sleeve and is fixed by screw thread jackscrew C,Hanging fan angle chi is fixed in adapter sleeve bottom,Laser generator is with cylindrical metal expansion link by being suspended on fan angle chi by bolt after locking band tightener,The pointer on laser generator top is perpendicularly oriented to the scale on fan angle chi,Four calibration pins are fixed on the parallel square through hole of square vertical rod behind the angled embedded flat board side of vertical centre calibration pin.The utility model simple structure, noninvasive accurate positioning is flexible and convenient to use, can be safe and reliable realize spinal operation laser positioning.
Description
Technical field
The utility model is related to technical field of medical instruments, particularly relates to a kind of spinal operation laser positioning dress
Put.
Background technology
Need to position the position and direction of operative site in hospital surgery clinic spinal operation, with clear and definite otch
Scope, operated level and interior fixed implantation site and direction.Prior art mainly includes being positioned by patient's experience and feel,
Preoperative body surface marking positioning, it is preoperative that pilot pin positioning, and C-arm Fluoroscopy location in art are squeezed into bony structure.Exist
Following defect：By patient's experience and feel positioning largely by the judgement of patient itself, it is accurately fixed to be difficult to reach
Position, especially for osteoporosis patient, patient is weaker to the feel feedback of anatomical structure, positions more difficult；Preoperative body surface mark
Note positioning is larger due to skin agitation degree, and skin mark line is not usually corresponded to the actual dissection of patient after incision, causes positioning
It is inaccurate；There is increase infection probability and damage week in preoperative pilot pin positioning of being squeezed into bony structure due to being invasive operation
The risk of closed structure；Although C-arm Fluoroscopy location can ensure the accuracy of positioning in art, fluoroscopy during operation, can both prolong repeatedly
Operating time long, increases bleeding infection risk, and the radioactive ray exposure of patient and patient can be increased again.At present, laser positioning has been
It is widely applied in every field, therefore, laser locating apparatus are researched and developed in spinal operation, using laser after preoperative perspective
Positioning, using laser designation positioning operation position and direction and realizes that noninvasive being accurately positioned is task that this area currently faces.
The content of the invention
The purpose of this utility model is to provide a kind of spinal operation laser positioning for realizing that non-wound laser is accurately positioned to fill
Put.
In order to achieve the above object, the utility model uses following structure：A kind of spinal operation laser locating apparatus, by hanging down
Straight hollow cylinder, square vertical rod, square cross bar, x-ray collimation device, bevel protractor, laser generator, Telescopic metal bar and screw thread
Jackscrew A, B, C are constituted, and are characterized in：Vertical hollow cylinder bottom fixed lateral groove slide rail, groove slide rail bottom is installed vertical
Upward screw thread jackscrew A is passed in groove, vertical hollow cylindrical tip fixed flange, and square vertical rod middle and lower part is provided with annular flange
Vertical rod under disk, ring flange is cylinder, and rod end fixes square cross bar, and cross bar is at a right angle with vertical rod, vertical with sliding rail groove
To opening center line to space crossed and corresponding with slot opening direction, cross bar other end cantilever, the cylinder body end of vertical rod is matched somebody with somebody
Close in insertion hollow cylinder, two ring flange superpositions are tightened by the screw thread jackscrew B on hollow cylinder flange, constitute rotation
Turn support；It is slidably matched on cross bar and is inserted in square adapter sleeve, and is tightened by the screw thread jackscrew C on adapter sleeve top, adapter sleeve
Fixed vertical strip connecting plate on bottom face, fixed sectors bevel protractor in connecting plate plane, scale face on fan angle chi with
Cross bar cantilever end correspondence；It is vertical after the fixation parallel with cylindrical metal expansion link of strip laser generator to be inserted in banding in locking strap,
The leveling screw of locking strap one end is fixed through the through hole on connecting plate and fan angle chi bottom by nut, laser hair
The pointer on raw device top is perpendicularly oriented to the scale on fan angle chi, and the flexible one end of Telescopic metal bar is vertically downward；The parallel school of x-ray
Quasi- device is made up of the saturating x-ray flat board side that five calibration pin insertions are fixed on calibrator, wherein a calibration pin is vertically fixed on
Flat board side center, four calibration pin stationary distributions are in center pin surrounding in addition, two-by-two parallel correspondence and with center calibration pin in
The heart one angle of outside deviation, angle of deviation angle value is 10 °；The plate level side of calibrator is fixed on square vertical rod middle part outer
On the parallel square through hole of side, square through hole horizontal center line is parallel with cross bar to point to laser generator side, constitutes a kind of ridge
Post surgical laser positioner.
When using, operation table is stuck in along upper and held out against by screw thread jackscrew A using the groove slide rail of vertical hollow cylinder bottom
It is fixed, after the square vertical rod of rotary motion to specified location, fixation is held out against by screw thread jackscrew B, the x-ray calibrator in square vertical rod
It is parallel with cross bar by square through hole, when saturating x-ray flat board is passed through after roentgen radiation x flat fire center locating pin, X-ray direction with it is horizontal
Bar horizontal parallel projected and shown on receiver, when roentgen radiation x has deviation, when being not horizontal irradiation, then and inclining by 4 directions
Oblique pilot pin projected and shown on x-ray receiver, by adjusting C-arm projection angle, it is ensured that roentgen radiation x is so as to ensure along cross bar
Direction movement laser generator is not in position skew, it is ensured that positioning precision.Bevel protractor, laser generator and Telescopic metal
Bar three is by locking strap Suspending fixation on cross bar, and the longitudinal axis is vertical with cross bar, common along cross bar direction by square adapter sleeve
Slide, in place afterwards by fixed after screw thread jackscrew C, to determine observed range.Laser generator is put down with the Telescopic metal bar longitudinal axis
Go and positioned at same level, and be fixed on bevel protractor circle centre position, can be rotated to needing angle back nut to lock around the center of circle, swash
The scale on pointer orientation angle chi on optical generator, Telescopic metal bar stretching end pulls out and can be placed into vitro under fluoroscopy
The operative site for indicating is needed, when Telescopic metal bar is rotated, rotation can be shown by the laser generator pointer being fixed together
Turn orientation angle, expansion link is packed up after the completion of positioning, you can patient is implemented to perform the operation.
The utility model simple structure, noninvasive accurate positioning is flexible and convenient to use, and safe and reliable realizes that spinal operation swashs
Light-seeking, has reached goal of the invention.
Brief description of the drawings
Fig. 1 is front view of the present utility model
Fig. 2 is the right view of Fig. 1
Fig. 3 is the enlarged diagram of collimation device
Fig. 4 is the left view of Fig. 3
Fig. 5 be Fig. 1 in along A-A line sectional views
Specific embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings, Fig. 1 and Fig. 5 shows specific knot of the present utility model
Structure, a kind of spinal operation laser locating apparatus, by vertical hollow cylinder 3, square vertical rod 7, square cross bar 11, x-ray collimation
Device 6, bevel protractor 12, laser generator 15, Telescopic metal bar 16 and screw thread jackscrew A1, B4, C9 composition, the bottom of vertical hollow cylinder 3
Fixed lateral groove slide rail 2 is held, the bottom of groove slide rail 2 is installed screw thread jackscrew A1 vertically upward and passed in groove, vertical open circles
The top fixed flange of post 3, the vertical rod 7 that the middle and lower part of square vertical rod 7 is provided with annular flange dish, ring flange is cylinder, vertical rod 7
Square cross bar 11 is fixed on top, and cross bar 11 is at a right angle with vertical rod 7, with the groove longitudinal opening center line of slide rail 2 to it is space crossed simultaneously
Corresponding with slot opening direction, the other end cantilever of cross bar 11 coordinates in insertion hollow cylinder 3 the cylinder body end of vertical rod 7, two
Ring flange is superimposed, and is tightened by the screw thread jackscrew B4 on hollow cylinder flange, constitutes runing rest；Slided on cross bar 11 and matched somebody with somebody
Trap enters square adapter sleeve 10, and is tightened by the screw thread jackscrew C9 on the top of adapter sleeve 10, fixed on the bottom face of adapter sleeve 10
Vertical strip connecting plate 8, fixed sectors bevel protractor 12 in the plane of connecting plate 8, scale face and cross bar 11 on fan angle chi 12
Cantilever end correspondence；Strip laser generator 15 is vertical with after the parallel fixation of cylindrical metal expansion link 16 to be inserted in hoop in locking strap 14
Tightly, the leveling screw 18 of the one end of locking strap 14 is screwed through the through hole on connecting plate 8 and the bottom of fan angle chi 12 by nut 17
Fixed, the pointer 13 on the top of laser generator 15 is perpendicularly oriented to the scale on fan angle chi 12, Telescopic metal bar 16 flexible
End is vertically downward；X-ray collimation device 6 is made up of the saturating x-ray flat board side that five calibration insertions of pins 5 are fixed on calibrator 6, its
In one calibration pin be vertically fixed on flat board side center, in addition four calibration pin stationary distributions in center pin surrounding, put down two-by-two
Row correspondence simultaneously calibrates outside one angle of deviation of center of pin with center, and angle value is 10 °, by the plate level side of calibrator 6
It is fixed on the parallel square through hole 19 on the outside of the middle part of square vertical rod 7, the horizontal center line of square through hole 19 and the parallel finger of cross bar 11
To the side of laser generator 15, a kind of spinal operation laser locating apparatus are constituted.
Claims (2)
1. a kind of spinal operation laser locating apparatus, by vertical hollow cylinder (3), square vertical rod (7), square cross bar (11), x-ray
Collimation device (6), bevel protractor (12), laser generator (15), Telescopic metal bar (16) and screw thread jackscrew A, B, C (1,4,9)
Composition, it is characterised in that：Install and hang down in vertical hollow cylinder (3) bottom fixed lateral groove slide rail (2), groove slide rail (2) bottom
Straight screw thread jackscrew A (1) upwards is passed in groove, vertical hollow cylinder (3) top fixed flange, square vertical rod (7) middle and lower part
The vertical rod (7) being provided with annular flange dish, ring flange is cylinder, and square cross bar (11), cross bar (11) are fixed in vertical rod (7) top
It is at a right angle with vertical rod (7), it is horizontal with slide rail (2) groove longitudinal opening center line to space crossed and corresponding with slot opening direction
Bar (11) other end cantilever, the cylinder body end of vertical rod (7) is coordinated in insertion hollow cylinder (3), two ring flange superpositions, is passed through
Screw thread jackscrew B (4) on hollow cylinder flange is tightened, and constitutes runing rest；Being slidably matched on cross bar (11), it is square to be inserted in
Adapter sleeve (10), and screw thread jackscrew C (9) by adapter sleeve (10) top is tightened, it is fixed on adapter sleeve (10) bottom face to hang down
Vertical bar shaped connecting plate (8), fixed sectors bevel protractor (12) in connecting plate (8) plane, scale face on fan angle chi (12) with
Cross bar (11) cantilever end correspondence；It is vertical after strip laser generator (15) fixation parallel with cylindrical metal expansion link (16) to be inserted in lock
Banding in lock ring (14), the leveling screw (18) of locking strap (14) one end is through connecting plate (8) and fan angle chi (12) bottom
On through hole, be tightened by nut (17), the pointer (13) on laser generator (15) top is perpendicularly oriented to fan angle chi
(12) scale on, the flexible one end of Telescopic metal bar (16) is vertically downward；X-ray collimation device (6) is embedding by five calibrations pin (5)
Enter to be fixed on the saturating x-ray flat board side of calibrator (6), wherein a calibration pin is vertically fixed on flat board side center, in addition four
Root calibrates pin stationary distribution in center pin surrounding, parallel correspondence and calibrates outside one angle of deviation of center of pin with center two-by-two,
The plate level side of calibrator (6) is fixed on the parallel square through hole (19) on the outside of square vertical rod (7) middle part, it is square logical
Hole (19) horizontal center line is parallel with cross bar (11) to point to laser generator (15) side, constitutes a kind of spinal operation laser positioning
Device.
2. spinal operation laser locating apparatus according to claim 1, it is characterised in that：In five calibrations pin (5)
The angle values of four calibration Zhen Yu centers calibration outside deviations of center of pin be 10 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620808222.0U CN206198056U (en) | 2016-07-28 | 2016-07-28 | A kind of spinal operation laser locating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620808222.0U CN206198056U (en) | 2016-07-28 | 2016-07-28 | A kind of spinal operation laser locating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206198056U true CN206198056U (en) | 2017-05-31 |
Family
ID=58755237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620808222.0U Expired - Fee Related CN206198056U (en) | 2016-07-28 | 2016-07-28 | A kind of spinal operation laser locating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206198056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111603690A (en) * | 2020-05-22 | 2020-09-01 | 温州市中心医院 | Radiotherapy department positioning bed for auxiliary positioning based on multipoint positioning structure |
-
2016
- 2016-07-28 CN CN201620808222.0U patent/CN206198056U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111603690A (en) * | 2020-05-22 | 2020-09-01 | 温州市中心医院 | Radiotherapy department positioning bed for auxiliary positioning based on multipoint positioning structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170531 Termination date: 20190728 |