CN201612702U - Minimally invasive procedure guiding apparatus for percutaneous under guiding of CT - Google Patents
Minimally invasive procedure guiding apparatus for percutaneous under guiding of CT Download PDFInfo
- Publication number
- CN201612702U CN201612702U CN2010201324912U CN201020132491U CN201612702U CN 201612702 U CN201612702 U CN 201612702U CN 2010201324912 U CN2010201324912 U CN 2010201324912U CN 201020132491 U CN201020132491 U CN 201020132491U CN 201612702 U CN201612702 U CN 201612702U
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- sleeve
- turbine
- governor motion
- adjusting mechanism
- wheel shaft
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- Expired - Fee Related
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Abstract
The utility model relates to a minimally invasive procedure guiding apparatus for percutaneous under guiding of CT, comprising a height-adjusting tripod, wherein the top end of the tripod is provided with a supporting seat; an adjusting block arranged on the supporting seat consists of a pitching angle adjusting mechanism, a position adjusting mechanism and a sleeve angle adjusting mechanism; the pitching angle adjusting mechanism is of a hinged shaft structure consisting of a fork entry and a lug; the position adjusting mechanism is provided with a worm gear and worm pair 1 consisting of a worm gear and a worm; the sleeve angle adjusting mechanism is provided with a worm gear and worm pair 2 consisting of the worm gear and the worm; and the height of the tripod can be adjusted to be of a telescopic tube structure. When in surgical operation, the insertion depth of a sleeve can be controlled by a rocking handle of the tripod, the insertion position of the sleeve can be firstly controlled by the position of the tripod and then accurately positioned by the position adjusting mechanism, the horizontal insertion angle of the sleeve can be controlled by the sleeve angle adjusting mechanism, and the longitudinal insertion angle of the sleeve can be controlled by the pitching angle adjusting mechanism. Therefore, the sleeve can be fixed, the surgery is convenient to operate, and the surgery quality and efficiency are improved.
Description
Technical field:
This utility model relates to medical apparatus and instruments, particularly under CT guiding percutaneous Wicresoft row sacroiliac joint screw fix, operational guidance devices such as percutaneous kyphoplasty art, percutaneous biopsy.
Background technology
The CT that is everlasting clinically guides descending biopsy, operations such as sacroiliac joint screw and kyphoplasty.Because the guiding function of CT has improved the accuracy of various operations greatly, is convenient to carrying out of clinical various Minimally Invasive Surgerys.Such as guiding descending sacroiliac joint screw to fix at CT, before the operation beginning, after the CT measurement, just can inform that the needle angle of operator's the best and depth of needle are at the entry point of body surface.But in use since the operator normal according to own experience with feel to come the decision operation angle, cause this advantage of accuracy of CT guiding to be had a greatly reduced quality, need repeatedly CT scan to check whether the angle and direction of inserting needle reaches the best inserting needle direction and the degree of depth of measuring in advance.Not only increase the operating time, increase patient's degree of injury, and the occupancy that has prolonged the CT machine, thereby being everlasting, CT guiding Wicresoft's operation down carries out after other checks end.
The utility model content:
The purpose of this utility model provides a kind of in once success of puncture procedure, the shortening operating time, reduces patient's damage, percutaneous Wicresoft operational guidance device under the CT guiding of raising CT machine utilization rate.
A kind of CT guiding of this utility model is percutaneous Wicresoft operational guidance device down, comprise adjustable for height spider, spider top installation bearing seat, the regulating block that it is characterized in that being loaded on the supporting base is made up of luffing angle governor motion, position of orientation governor motion and sleeve angle governor motion.
Described luffing angle governor motion has the lug that is connected with the turbine wheel shaft housing of position of orientation governor motion, the prong inwall of the two side of this lug and supporting base is fitted, the prong of bolt-through lug and supporting base can rotate lug around bolt, and the termination of bolt is shaped on swing handle.
Described position of orientation governor motion has turbine and worm pair one, the bottom activity of its turbine wheel shaft is inserted into housing, fixedlys connected with drive block in the upper end, and the middle part of turbine wheel shaft is shaped on turbine, by worm screw and the engagement of this turbine that swing handle drives, bearing support of worm screw and turbine wheel shaft housing are made into integration.
Described sleeve angle governor motion has turbine and worm pair two, and the axle bed of its turbine wheel shaft is embedded in the drive block upper end, and the upper end shaft core position and the sleeve pipe of turbine wheel shaft turn rod rear end fixedlys connected, and the worm screw and this turbine that are driven by swing handle mesh.
Described sleeve pipe turns that bar is curved two right angles, and front end is shaped on sleeve pipe.
The apical axis that one side is shaped on tooth bar is housed in the axle sleeve of described adjustable for height spider, and apical axis top and supporting base are fixed, and have the tooth bar engagement of the gear and the apical axis of rocking handle.
This utility model is formed base by 3 castors that can steadily move, and can arbitrarily move in the X-axis and the Y-axis of horizontal plane.On the Z axle of vertical level retractor device is arranged, thus also can be on the Z axle translation arbitrarily, utilize simultaneously on the equatorial and be with graduated rotary apparatus, can accurately guide pin be forwarded to corresponding angle according to the measured value of CT.Obtain after the CT examination inserting needle on the three dimensions with horizontal plane, coronalplane and sagittal angle and entry point at body surface after, with after horizontal plane, coronalplane and sagittal plane become corresponding angle, guide pin is parallel with best inserting needle on three dimensions according to the guide pin on the corresponding parameter adjustment sight.By making guide pin be against the entry point of body surface, squeeze into guide pin then then in horizontal plane, coronalplane and sagittal translation.Can improve the accuracy of operation like this, make the once success of puncture procedure under the CT guiding, shorten the operating time, reduce patient's damage, improve CT machine utilization rate.
Owing to being loaded on, sleeve pipe has on the adjustable for height spider of regulating block by luffing angle governor motion, position of orientation governor motion and orientation angles governor motion, the doctor just can disposablely reach the operation purpose after the three-dimensional angle parameter that CT scan obtained is imported guider accurately, as screw is squeezed into skeleton accurately and do not damaged vital tissue on every side; Enter focus accurately and obtain Pathologic specimen etc., shorten the operating time, reduce tissue injury, improve the safety of operation.This equipment cost is low, and is simple to operate, can carry out the operation of every Wicresoft at vast basic hospital.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the sectional view on spider top among Fig. 1.
The specific embodiment:
With reference to the accompanying drawing illustrated embodiment, this utility model CT guiding is percutaneous Wicresoft operational guidance device down, by adjustable for height spider 3, regulating block 2 and sleeve pipe turn bar 1 and form, the top installation bearing seat 29 of spider 3, regulating block 2 is loaded on the supporting base 29, and regulating block 2 is made up of luffing angle governor motion, position of orientation governor motion and sleeve angle governor motion.
The luffing angle governor motion is the hinge structure that prong and lug are formed, lug 28 is made into integration with the turbine wheel shaft housing 26 of position of orientation governor motion, prong 291 inwalls of the two side of this lug and supporting base 29 are fitted, the prong of bolt-through lug and supporting base, lug can be rotated around bolt, and an end of bolt is equipped with locking swing handle 281.The prong outer wall of swing handle inboard can be shaped on angle index.Reliable in order to guarantee locking, the bottom of lug 28 also is shaped on projection 282, and its both sides have lock screw 283 further to lock.When unclamping locking swing handle and lock screw, regulating block 2 can be made luffing angle and regulate, shown in arrow C among Fig. 1.
The position of orientation governor motion has the turbine and worm pair of being made up of turbine 25 and worm screw 27 one, the bottom activity of its turbine wheel shaft 251 is inserted in the housing 26, fixedly connected with drive block 23 in the upper end of turbine wheel shaft 251, the middle part of turbine wheel shaft is shaped on turbine 25, by worm screw 27 and this turbine engagement that swing handle 271 drives, bearing support 272 and the turbine wheel shaft housing 26 of worm screw are made into integration.Can be shaped on azimuth scale on the loam cake 251 of turbine 25.When rotating swing handle 271, turbine 25 laterally moves with circular path by the parts that drive block 23 drives its place ahead, and shown in arrow B among Fig. 1, drive block 23 rotates around the turbine wheel shaft axle center, makes sleeve pipe 11 move to the wound site of human body.
The sleeve angle governor motion has the turbine and worm pair of being made up of turbine 211 and worm screw 22 two, the axle bed 213 of its turbine wheel shaft 212 is embedded in the upper end of drive block 23, turbine case and worm set are made into integration, the upper end of turbine wheel shaft 212 connects cover plate 21, cover plate 21 positions of turbine wheel shaft 212 shaft core positions and sleeve pipe turn the welding of bar 12 rear ends, and the worm screw 22 that is driven by swing handle 221 meshes with turbine 211.When rotating swing handle 221, the sleeve pipe that turbine 211 drives its place ahead turns bar 12 and rotates, shown in arrow A among Fig. 1, and the lateral angles that scalable sleeve pipe 11 inserts in the human body wound.
Described sleeve pipe turns that bar 12 is curved two right angles in the same way, and sleeve pipe 11 is welded in the front end that turns bar 12 by base 111.Sleeve pipe 11 can stretch into human body for sight glass or operating theater instruments during operation.
Described spider adjustable height is a flexible pipe structure: being equipped with one in the axle sleeve 31 can axially movable apical axis 32, apical axis one side is shaped on tooth bar, fixedly connected with supporting base 29 in the apical axis top, have the tooth bar engagement of gear 33 with the apical axis of rocking handle 34, gear hub and axle sleeve 31 are made into integration, and shake rocking handle 34 and can make supporting base 29 liftings.The footing of spider 35 is equipped with commercially available lockable universal caster wheel 36.
This utility model is when operation technique, telescopic insertion depth can be by 34 controls of spider rocking handle, telescopic on position can be just fixed by the spider position earlier, accurately locate by the position of orientation governor motion then, telescopic insertion lateral angles can be by the control of sleeve angle governor motion, and the vertical angle of telescopic insertion (angle of pitch) can be controlled by the luffing angle governor motion.Like this, sleeve pipe can be fixed, make things convenient for operation technique, improve the quality and the efficient of operation.
Claims (6)
1. a CT guides percutaneous Wicresoft operational guidance device down, comprise adjustable for height spider (3), spider top installation bearing seat (29), the regulating block (2) that it is characterized in that being loaded on the supporting base is made up of luffing angle governor motion, position of orientation governor motion and sleeve angle governor motion.
2. CT guiding according to claim 1 is percutaneous Wicresoft operational guidance device down, it is characterized in that the luffing angle governor motion has the lug (28) that is connected with the turbine wheel shaft housing (26) of position of orientation governor motion, the prong inwall of the two side of this lug and supporting base is fitted, the prong of bolt-through lug and supporting base, lug can be rotated around bolt, and the termination of bolt is shaped on swing handle (281).
3. CT guiding according to claim 1 is percutaneous Wicresoft operational guidance device down, it is characterized in that the position of orientation governor motion has turbine and worm pair one, the bottom activity of turbine wheel shaft (251) is inserted into housing (26), fixedly connected with drive block (23) in the upper end, the middle part of turbine wheel shaft is shaped on turbine (25), by worm screw (27) and this turbine engagement that swing handle (271) drives, bearing support of worm screw and turbine wheel shaft housing are made into integration.
4. CT guiding according to claim 1 is percutaneous Wicresoft operational guidance device down, it is characterized in that the sleeve angle governor motion has turbine and worm pair two, the axle bed (213) of its turbine wheel shaft (212) is embedded in drive block (23) upper end, the upper end shaft core position and the sleeve pipe of turbine wheel shaft turns bar (12) rear end fixedlys connected, and the worm screw (22) that is driven by swing handle (221) meshes with this turbine.
5. CT according to claim 4 guiding is percutaneous Wicresoft operational guidance device down, it is characterized in that sleeve pipe turns that bar (12) is curved to have two right angles, front end to be shaped on sleeve pipe (11).
6. CT guiding according to claim 1 is percutaneous Wicresoft operational guidance device down, it is characterized in that in the axle sleeve (31) of adjustable for height spider the apical axis (32) that a side is shaped on tooth bar being housed, apical axis top and supporting base are fixed, and have the tooth bar engagement of gear (33) with the apical axis (32) of rocking handle (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201324912U CN201612702U (en) | 2010-03-16 | 2010-03-16 | Minimally invasive procedure guiding apparatus for percutaneous under guiding of CT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201324912U CN201612702U (en) | 2010-03-16 | 2010-03-16 | Minimally invasive procedure guiding apparatus for percutaneous under guiding of CT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201612702U true CN201612702U (en) | 2010-10-27 |
Family
ID=42999074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201324912U Expired - Fee Related CN201612702U (en) | 2010-03-16 | 2010-03-16 | Minimally invasive procedure guiding apparatus for percutaneous under guiding of CT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201612702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951579A (en) * | 2017-11-25 | 2018-12-07 | 泉州市鹏达电子科技有限公司 | A kind of icebreaking machine for pond |
| CN111811485A (en) * | 2020-06-11 | 2020-10-23 | 安徽二水测绘院 | Three-dimensional laser scanner for coal mine area surveying and mapping |
-
2010
- 2010-03-16 CN CN2010201324912U patent/CN201612702U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951579A (en) * | 2017-11-25 | 2018-12-07 | 泉州市鹏达电子科技有限公司 | A kind of icebreaking machine for pond |
| CN108951579B (en) * | 2017-11-25 | 2021-01-19 | 泉州市鹏达电子科技有限公司 | Ice crusher for pond |
| CN111811485A (en) * | 2020-06-11 | 2020-10-23 | 安徽二水测绘院 | Three-dimensional laser scanner for coal mine area surveying and mapping |
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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: 20101027 Termination date: 20130316 |