CN208974136U - One kind being used for CT venipuncture angle guide device - Google Patents
One kind being used for CT venipuncture angle guide device Download PDFInfo
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- CN208974136U CN208974136U CN201720810315.1U CN201720810315U CN208974136U CN 208974136 U CN208974136 U CN 208974136U CN 201720810315 U CN201720810315 U CN 201720810315U CN 208974136 U CN208974136 U CN 208974136U
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- needle tray
- chassis
- turntable
- venipuncture
- angle
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Abstract
The utility model relates to one kind to be used for CT venipuncture angle guide device.It solves the problems, such as to be currently used for CT venipuncture angle guiding arrangement structure complexity, positions and be not allowed.Including chassis, the chassis is equipped with the turntable that the opposite chassis of energy rotates coaxially, and the turntable is equipped with needle tray bracket, is movably equipped with needle tray on the needle tray bracket.So just there are two the directions of motion of dimension for needle tray, the needle tray bracket is equipped with to make to be directed at center chassis point in needle tray active procedure always and carry out the needle tray slide rail of the mobile arc of limit, the center of circle of the needle tray slide rail and the center of circle on the chassis are overlapped, and the axis direction of the needle tray is directed at the center of circle on the chassis always.Advantage is: being convenient for measuring alignment, structure is simple, and easy to use, maintenance is easy.
Description
Technical field
The utility model category medical instruments field is used for CT venipuncture angle guide device more particularly, to one kind.
Background technique
With the development of medical technology, the technology of Minimally Invasive Surgery reaches its maturity.Since Minimally Invasive Surgery is due to damaging small, cost
Less, restore the advantages that fast, received by more and more doctors and patient.Currently, Minimally Invasive Surgery has been successfully applied to face
Bed medicine multiple fields, but Imaging Technology C- shape arm X-ray machine or CT) guiding puncture treatment Minimally Invasive Surgery there are still skills
Art defect.Although the minimal invasive surgical procedures of Imaging Technology guiding puncture are related to two committed steps: first is that passing through iconography skill
Diseased region is accurately positioned in art, second is that accurately puncturing after positioning to diseased region.Wherein, Imaging Technology can assist to smoothly complete
First committed step of operation, i.e. accurate positionin diseased region.But for second committed step, i.e., how accurately to wear
Thorn to diseased region, clinical position lacks effective way.Although imaging data can provide accurate puncture angle, clinical
Doctor is usually less to determine puncture path after skin penetrating point carries out actual measurement, but according to itself clinical experience and subjectivity
Judge to assess puncture angle, puncture success rate is caused to reduce, causes repeated multiple times puncture or operative failure.
Cause clinician less to determine the status of puncture path by actual measurement puncture angle, reason is mainly
Due to clinically lacking convenience, simple measuring tool, to frequently result in practical puncture angle and the image in clinical position
There is deviation in the puncture angle that data provides.
Summary of the invention
The purpose of this utility model be in view of the above-mentioned problems, provide it is a kind of simple and reasonable, it is easy to use to be used for CT
Venipuncture angle guide device.
In order to achieve the above objectives, the utility model uses following technical proposal: this kind draws for CT venipuncture angle
Device, including chassis are led, the chassis is equipped with the turntable that the opposite chassis of energy rotates coaxially, and the turntable is equipped with needle tray
Bracket is movably equipped with needle tray on the needle tray bracket.So just there are two the directions of motion of dimension for needle tray.
Further, above-mentioned in CT venipuncture angle guide device, the needle tray bracket to be equipped with
It is described for the needle tray slide rail that makes to be directed at center chassis point in needle tray active procedure always and carry out the mobile arc of limit
The center of circle on the center of circle of needle tray slide rail and the chassis is overlapped, and the axis direction of the needle tray is directed at the circle on the chassis always
The heart.
Further, above-mentioned in CT venipuncture angle guide device, the needle tray be equipped with it is described
The guide pad that needle tray slide rail matches, the guide pad centre are equipped with the first limit across the needle tray slide rail
Body, the upper and lower ends of the guide pad are respectively equipped with second for being formed between the first limit body and being clamped to needle tray slide rail
Limit body, the guide pad are equipped with lock nut for locking guide pad position.
Further, above-mentioned in CT venipuncture angle guide device, the needle tray to be equipped with for fixing
The card slot of puncture needle, the card slot are directed at the central point on the chassis, and the chassis, turntable are respectively provided on card slot
This can be made to exit operating position without touching puncture needle for CT venipuncture angle guide device after puncture needle penetrates skin
Notch.
Further, above-mentioned in CT venipuncture angle guide device, the chassis to be equipped with for locking
Determine the lock of turntable, sets that there are two for limiting flange of the turntable with respect to domain rotational angle on the turntable.
Further, above-mentioned in CT venipuncture angle guide device, the turntable be equipped with the first outer rim and
Second outer rim, second outer rim is located on the outside of the first outer rim and height of second outer rim on turntable axis direction is lower than institute
The first outer rim is stated, forms stage portion between first outer rim and second outer rim, the lock can pass through extruding
Stage portion fixes turntable.
Further, the adjective-centre structure for making puncture needle aim at point of puncture is equipped among the chassis, described determines
Core structure includes 4 alignment tabs being circumferentially uniformly arranged, and 4 alignment tabs are circumferentially uniformly arranged surrounded central point and institute
The central point for stating chassis is overlapped.
Further, the turntable relative to chassis maximum can 360 degree of rotations, the chassis lower end be equipped with can repeat it is glutinous
The fixation film of patch.
Further, the needle tray bracket includes there are two stabilizer blade, and two stabilizer blades are respectively hinged at described turn
The both ends of disk, one end of the needle tray bracket are equipped with positioning groove, and the turntable is set in the side for being equipped with the positioning groove
There is angle disk, the intermediate point of the angle disk is equipped with convex ribs, when the convex ribs are caught in the positioning groove, the needle tray bracket
It is vertical with the turntable.
Preferably, the needle tray bracket includes there are two stabilizer blade, and two stabilizer blades are respectively hinged at the turntable
Both ends, one end of the needle tray bracket is equipped with end, and the turntable is equipped with angle disk in the side for being equipped with the end, described
Angle disk on set there are two anchor point, the end can be snapped between described two anchor points, when the end is caught in two
When between a anchor point, the needle tray bracket and the turntable are vertical.
This kind is used for CT venipuncture angle guide device, and advantage is needle tray, and there are two dimensions to be adjusted, and utilizes spherical surface
Homocentric principle makes puncture needle be directed at center chassis point always in moving process, is convenient for measuring alignment, and structure is simple, user
Just, maintenance is easy.
Detailed description of the invention
Fig. 1 is overall structure diagram provided by the utility model.
Fig. 2 is guide block structure schematic diagram provided by the utility model.
Fig. 3 is the structural schematic diagram of guide pad other direction provided by the utility model.
Fig. 4 is the structural schematic diagram of guide pad other direction provided by the utility model.
Fig. 5 is disk schematic diagram in angle provided by the utility model.
Fig. 6 is positioning groove position view provided by the utility model.
Fig. 7 is convex ribs position view provided by the utility model.
Fig. 8 is turntable structure schematic diagram provided by the utility model.
Fig. 9 is the structural schematic diagram of turntable other direction provided by the utility model.
Figure 10 is chassis structure schematic diagram provided by the utility model.
Figure 11 is the structural schematic diagram of chassis other direction provided by the utility model.
Figure 12 is the structural schematic diagram of chassis other direction provided by the utility model.
Figure 13 is fixed film schematic view of the mounting position to be provided by the utility model.
In figure, chassis 1, turntable 2, needle tray bracket 3, needle tray 4, needle tray slide rail 5, guide pad 6, the first limit body 7,
It is two limit bodies 8, card slot 9, lock 10, flange 11, the first outer rim 12, the second outer rim 13, stage portion 14, adjective-centre structure 15, right
Quasi- piece 16, fixed film 17, angle disk 18, convex ribs 19, positioning groove 20, stabilizer blade 21.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
Embodiment one
As shown in figures 1-13, this kind is used for CT venipuncture angle guide device, including chassis 1, sets on the chassis 1
The turntable 2 for having the opposite chassis 1 of energy to rotate coaxially, the turntable 2 are equipped with needle tray bracket 3, and activity is set on the needle tray bracket 3
There is needle tray 4.The needle tray moving direction that just has two dimensions in this way.
Further, the needle tray bracket 3 is equipped with to make to be directed at 1 center of chassis in 4 active procedure of needle tray always
Point and the needle tray slide rail 5 for carrying out the mobile arc of limit, the center of circle of the needle tray slide rail 5 and the chassis 1
The center of circle is overlapped, and the axis direction of the needle tray 4 is directed at the center of circle on the chassis 1 always, mathematically it is appreciated that abstract,
When the tangent line of the circular arc where straight line and a circular arc intersection and straight line and intersection point is vertical, straight line must travel circular arc
The center of circle, similarly, needle tray herein are compared to straight line.
Further, the needle tray 4 is equipped with the guide pad 6 matched with the needle tray slide rail 5, described to lead
The first limit body 7 across the needle tray slide rail 5 is equipped among to block 6, the upper and lower ends of the guide pad 6 are set respectively
There is the second limit body 8 that formation clamps needle tray slide rail 5 between the first limit body 7, the guide pad 6 is equipped with lock
Nut is determined for locking 6 position of guide pad, needle tray 4 can be located in by lock nut when the position of needle tray 4 determines
On needle tray slide rail 5.
Further, the needle tray 4 is equipped with the card slot 9 for fixing puncture needle, and the card slot 9 is directed at the chassis
1 central point.
Further, the chassis 1 is equipped with the lock 10 for locking turntable 2, and the turntable 2 is equipped with
Two for limiting flange 11 of the turntable with respect to 1 rotational angle of chassis, flange 11 of the turntable 2 when rotating to certain angle thereon
It is blocked by the One On The Chassis lock 10 so that it cannot continue to rotate.
Further, the turntable 2 is equipped with the first outer rim 12 and the second outer rim 13, and second outer rim 13 is located at the
The outside of one outer rim 12 and height of second outer rim 13 on 2 axis direction of turntable are lower than first outer rim 12, outside described first
Stage portion 14 is formed between edge 12 and second outer rim 13, the lock 10 can stage portion 14 is fixed to be turned by squeezing
Disk 2, after confirming the angle of turntable 2, lock 10 locks turntable 2, no longer rotates turntable 2.
Further, the adjective-centre structure 15 for making puncture needle aim at point of puncture is equipped among the chassis 1, it is described
Adjective-centre structure 15 includes 4 alignment tabs 16 being circumferentially uniformly arranged, and 4 alignment tabs 16 are circumferential to be uniformly arranged and surrounded
Heart point and the central point on the chassis 1 are overlapped.The central point on chassis 1 and the phase of pre- point of puncture can be easily determined by alignment tab 16
To position.
Further, the turntable 2 relative to 1 maximum of chassis can 360 degree rotation, 1 lower end of chassis be equipped with can weigh
The fixation film 17 pasted again.
Further, the chassis 1, turntable 2, be respectively provided on card slot 9 and can make after puncture needle penetrates skin
This exits notch of the operating position without touching puncture needle for CT venipuncture angle guide device.
Further, the needle tray bracket 3 includes there are two stabilizer blade 21, and two stabilizer blades 21 are respectively hinged at institute
The both ends of turntable 2 are stated, one end of the needle tray bracket 3 is equipped with positioning groove 20, and the turntable 2 is being equipped with the positioning groove
20 side is equipped with angle disk 18, and the intermediate point of the angle disk 18 is equipped with convex ribs 19, when the convex ribs 19 are caught in the positioning groove
When in 20, the needle tray bracket 3 and the turntable 2 are vertical.When needing to rotate turntable 2 or mobile needle tray 4, convex ribs are necessary
It is caught in positioning groove 20, keeps needle tray bracket 3 and the turntable 2 vertical.Needle tray 4 is equipped with the fastening nut of fastening puncture needle,
Angle disk 18 is equipped with the fastening nut for locking needle tray bracket 3 and unscrews needle tray 4 after puncture needle is adjusted to expected angle position
On fastening nut, pin puncture will be punctured to the expected lesion locations of patient；After the completion, by the fastening nut on needle tray 4 completely from
It unscrews, while unscrewing for locking the fastening nut of needle tray bracket 3 on angle disk 18 on needle tray, slowly by puncture needle from needle tray 4
(attention keeps the angle of puncture needle constant during exiting) is exited in card slot 9, then turntable 2 is overlapped with 1 notch of chassis, is removed
This is used for CT venipuncture angle guide device.When convex ribs 19 are caught in locating slot 20, apparent clamping stagnation sense is had.
Embodiment two
The present embodiment and embodiment one are essentially identical, the difference is that, the needle tray bracket 3 includes that there are two stabilizer blades
21, two stabilizer blades 21 are respectively hinged at the both ends of the turntable 2, and one end of the needle tray bracket 3 is equipped with end, described
Turntable 2 be equipped with angle disk 18 in the side for being equipped with the end, set that there are two anchor points on the angle disk 18, the end can
To be snapped between described two anchor points, when the end is caught between two anchor points, the needle tray bracket 3 and institute
It is vertical to state turntable 2.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although chassis 1, turntable 2, needle tray bracket 3, needle tray 4, needle tray slide rail 5, guide pad is used more herein
6, the first limit body 7, the second limit body 8, card slot 9, lock 10, flange 11, the first outer rim 12, the second outer rim 13, stage portion
14, the terms such as adjective-centre structure 15, alignment tab 16, fixed film 17, angle disk 18, convex ribs 19, positioning groove 20, stabilizer blade 21, but simultaneously
A possibility that being not excluded for using other terms.The use of these items is only for be more convenient to describe and explain the utility model
Essence；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (9)
1. one kind is used for CT venipuncture angle guide device, which is characterized in that including chassis (1), the chassis is set on (1)
The turntable (2) for having energy opposite chassis (1) to rotate coaxially, the turntable (2) are equipped with needle tray bracket (3), the needle tray bracket
(3) it is movably equipped on needle tray (4), the needle tray bracket (3) is equipped with to make to be directed at chassis always in needle tray (4) active procedure
(1) central point and carry out the needle tray slide rail (5) of the mobile arc of limit, the center of circle of the needle tray slide rail (5) and
The center of circle of the chassis (1) is overlapped, and the axis direction of the needle tray (4) is directed at the center of circle of the chassis (1) always.
2. according to claim 1 a kind of for CT venipuncture angle guide device, which is characterized in that the needle tray
(4) it is equipped with the guide pad (6) matched with the needle tray slide rail (5), is equipped among the guide pad (6) across described
The first limit body (7) of needle tray slide rail (5), the upper and lower ends of the guide pad (6) are respectively equipped with and the first limit body
(7) the second limit body (8) clamped to needle tray slide rail (5) is formed between, the guide pad (6) is equipped with lock nut
For locking guide pad (6) position.
3. according to claim 1 a kind of for CT venipuncture angle guide device, which is characterized in that the needle tray
(4) it is equipped with the card slot (9) for fixing puncture needle, the card slot (9) is directed at the central point of the chassis (1).
4. according to claim 1 a kind of for CT venipuncture angle guide device, which is characterized in that the chassis
(1) it is equipped with the lock (10) for locking turntable (2), is set on the turntable (2) opposite there are two being used to limit turntable
The flange (11) of chassis (1) rotational angle.
5. according to claim 4 a kind of for CT venipuncture angle guide device, which is characterized in that the turntable
(2) it is equipped with the first outer rim (12) and the second outer rim (13), second outer rim (13) is located at the first outer rim (12) outside and the
Height of two outer rims (13) on turntable (2) axis direction is lower than first outer rim (12), first outer rim (12) and institute
Formation stage portion (14) between the second outer rim (13) is stated, the lock (10) can stage portion (14) are fixed to be turned by squeezing
Disk (2).
6. one kind described in -5 any one is used for CT venipuncture angle guide device according to claim 1, which is characterized in that
The adjective-centre structure (15) for making puncture needle aim at point of puncture, the adjective-centre structure (15) are equipped among the chassis (1)
Including 4 alignment tabs being circumferentially uniformly arranged (16), the central point of 4 alignment tabs (16) and the center of the chassis (1)
Point is overlapped.
7. according to claim 6 a kind of for CT venipuncture angle guide device, which is characterized in that the turntable
(2) relative to chassis (1) maximum can 360 degree rotation, the chassis (1) lower end be equipped with can repeated adhering fixation film (17).
8. according to claim 6 a kind of for CT venipuncture angle guide device, which is characterized in that the needle tray
Bracket (3) includes that there are two stabilizer blade (21), and two stabilizer blades (21) are respectively hinged at the both ends of the turntable (2), described
One end of needle tray bracket (3) is equipped with positioning groove (20), and the turntable (2) is set in the side for being equipped with the positioning groove (20)
Have angle disk (18), the intermediate point of the angle disk (18) is equipped with convex ribs (19), when the convex ribs (19) are caught in the positioning groove
(20) when in, the needle tray bracket (3) and the turntable (2) are vertical.
9. according to claim 6 a kind of for CT venipuncture angle guide device, which is characterized in that the needle tray
Bracket (3) includes that there are two stabilizer blade (21), and two stabilizer blades (21) are respectively hinged at the both ends of the turntable (2), described
One end of needle tray bracket (3) is equipped with end, and the turntable (2) is equipped with angle disk (18) in the side for being equipped with the end, described
Angle disk (18) on set there are two anchor point, the end can be snapped between described two anchor points, when the end card
When entering between two anchor points, the needle tray bracket (3) and the turntable (2) are vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810315.1U CN208974136U (en) | 2017-07-06 | 2017-07-06 | One kind being used for CT venipuncture angle guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810315.1U CN208974136U (en) | 2017-07-06 | 2017-07-06 | One kind being used for CT venipuncture angle guide device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208974136U true CN208974136U (en) | 2019-06-14 |
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ID=66777084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720810315.1U Active CN208974136U (en) | 2017-07-06 | 2017-07-06 | One kind being used for CT venipuncture angle guide device |
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| CN (1) | CN208974136U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236656A (en) * | 2019-07-22 | 2019-09-17 | 李禄鑫 | A kind of fixation device for assisting coaxial sleeve needle to adjust the angle |
| CN110559055A (en) * | 2019-09-20 | 2019-12-13 | 佳木斯大学 | Positioning puncture device for cardiology department |
| CN111134797A (en) * | 2020-01-30 | 2020-05-12 | 江苏省人民医院（南京医科大学第一附属医院） | Novel CT positioning puncture space guider |
| CN111166440A (en) * | 2020-02-25 | 2020-05-19 | 张纪良 | Chest puncture directional auxiliary device |
| CN112294403A (en) * | 2019-07-26 | 2021-02-02 | 上海康路联医疗科技有限公司 | Puncture needle positioning frame |
| CN114815209A (en) * | 2022-05-30 | 2022-07-29 | 南宁市第二人民医院 | Be used for embryonic development to observe and use micro-device |
| CN116672052A (en) * | 2023-08-03 | 2023-09-01 | 浙江伽奈维医疗科技有限公司 | Needle distribution positioning device and system for puncture operation |
| CN116672052B (en) * | 2023-08-03 | 2024-09-24 | 浙江伽奈维医疗科技有限公司 | Needle distribution positioning device and system for puncture operation |
-
2017
- 2017-07-06 CN CN201720810315.1U patent/CN208974136U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236656A (en) * | 2019-07-22 | 2019-09-17 | 李禄鑫 | A kind of fixation device for assisting coaxial sleeve needle to adjust the angle |
| CN112294403A (en) * | 2019-07-26 | 2021-02-02 | 上海康路联医疗科技有限公司 | Puncture needle positioning frame |
| CN110559055A (en) * | 2019-09-20 | 2019-12-13 | 佳木斯大学 | Positioning puncture device for cardiology department |
| CN110559055B (en) * | 2019-09-20 | 2021-05-28 | 佳木斯大学 | Positioning puncture device for cardiology department |
| CN111134797A (en) * | 2020-01-30 | 2020-05-12 | 江苏省人民医院（南京医科大学第一附属医院） | Novel CT positioning puncture space guider |
| CN111166440A (en) * | 2020-02-25 | 2020-05-19 | 张纪良 | Chest puncture directional auxiliary device |
| CN114815209A (en) * | 2022-05-30 | 2022-07-29 | 南宁市第二人民医院 | Be used for embryonic development to observe and use micro-device |
| CN116672052A (en) * | 2023-08-03 | 2023-09-01 | 浙江伽奈维医疗科技有限公司 | Needle distribution positioning device and system for puncture operation |
| CN116672052B (en) * | 2023-08-03 | 2024-09-24 | 浙江伽奈维医疗科技有限公司 | Needle distribution positioning device and system for puncture operation |
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