CN211511985U - High-molecular grid puncture positioning device - Google Patents
High-molecular grid puncture positioning device Download PDFInfo
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- CN211511985U CN211511985U CN201922269199.9U CN201922269199U CN211511985U CN 211511985 U CN211511985 U CN 211511985U CN 201922269199 U CN201922269199 U CN 201922269199U CN 211511985 U CN211511985 U CN 211511985U
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Abstract
The utility model discloses a polymer grid puncture positioning device, which comprises a square frame consisting of a functional base and a fixed strip, wherein the functional base on the left side and the right side in the square frame is provided with a slidable movable strip, and the movable strip is provided with a slidable positioning marker; vacuum suckers are uniformly arranged on the lower surface of the functional base to fix the functional base on the body surface, and puncture positioning is carried out through adjustable movable strips and positioning markers under the guidance of an image, so that the puncture point can be flexibly adjusted to be accurately positioned; the utility model discloses polymer grid puncture positioner is fixed in the body surface through the sucking disc, and design adjustable position's sign is of value to high efficiency, swift puncture location, is fit for popularizing and applying.
Description
Technical Field
The utility model relates to a puncture location technical field, specificly relate to a polymer grid puncture positioner.
Background
With the development of medicine, the requirement for operation accuracy in the clinical diagnosis and treatment process is increasing day by day, and many diagnoses and treatments need to be performed under the CT guidance, such as intervertebral disc radiofrequency ablation, trigeminal radiofrequency ablation, lesion aspiration biopsy and the like under the CT guidance.
Treatment and puncture under CT guiding and positioning are widely applied, but most methods are free-hand puncture methods, the technology is limited by personal ability factors, the puncture angle is difficult to accurately grasp, the puncture needle has poor stability and large error, and the success rate of one-time accurate puncture positioning is low, so that at present, when the CT guiding and puncture positioning is carried out, a marker needs to be placed on the body surface, and the optimal body surface puncture point is obtained according to the development position of the marker in a CT image; such puncture positioning methods have the following defects: firstly, the stability of the metal mark placed on the body surface is not enough, and the position is easy to change in the operation process, so that the positioning point is easy to make mistakes; secondly, after the metal markers (such as metal grating plates) are placed, no plasticity exists, so that the display of the metal markers in the CT image is not influenced conveniently according to the body surface shape; meanwhile, the existing puncture positioning markers are all fixed structures, so that the puncture positioning is not convenient and flexible to adjust and can be performed more quickly.
In summary, the prior art has the drawback that the current fixed structure of the puncture positioning marker is not easy to adjust; the poor stability of placing and the plasticity lead to the location accuracy not enough, simultaneously, present puncture positioner is difficult to do the mark, is unsuitable for the relevant puncture operation under the image guidance.
SUMMERY OF THE UTILITY MODEL
The above-mentioned problem to prior art exists, the utility model provides a polymer grid puncture positioner is fixed in the body surface through the sucking disc, designs adjustable position's sign, is of value to high efficiency, swift puncture location, is fit for popularizing and applying.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
a polymer grid puncture positioning device comprises a square frame consisting of a functional base and a fixed strip, wherein slidable movable strips are arranged on the functional base on the left side and the right side in the square frame, and slidable positioning markers are arranged on the movable strips;
the whole structure of the function base is in a cuboid strip shape, two ends of the function base are connected and integrally formed through the fixing strips, empty grooves are formed in the vertical direction and the horizontal direction of the function base, the empty grooves are communicated but do not penetrate through the function base and are used for installing the movable strips and controlling the movable strips to slide and be locked, scales are marked on the upper surface of the function base, and vacuum suckers are uniformly installed on the lower surface of the function base;
the left end and the right end of the movable strip respectively penetrate through a horizontal hollow groove of the functional base, a screw rod is installed at the tail end of the movable strip, penetrates through the vertical hollow groove, a nut knob is installed, the movable strip is square, a positioning marker is installed on the movable strip through a square sliding sleeve, the square sliding sleeve slides on the movable strip, and the positioning marker is a middle hollow marker.
Furthermore, the positioning marker is a square, triangle, pentagram, circle or polygon with a hollow middle.
Furthermore, at least three movable strips are arranged on the functional base, and at least two positioning markers are arranged on the movable strips.
Furthermore, the function bases are in mirror symmetry with each other, the vacuum chucks arranged on the lower surface are respectively arranged at the two ends and in the middle, and the vacuum chucks are at least arranged in 3.
Furthermore, the movable strips and the square sliding sleeve are in clearance fit, and the surfaces of the movable strips are rough so as to increase friction force.
Furthermore, the diameter of a nut knob arranged on a screw rod at the tail end of the movable strip exceeds the width of the opening of the empty groove.
Further, function base, fixed strip, activity strip and location marker are the developable material of polymer, can develop in the image of image science, have certain toughness and shapeable simultaneously.
The utility model has the advantages that: the utility model discloses a polymer grid puncture positioning device, which comprises a square frame consisting of a functional base and a fixed strip, wherein a slidable movable strip is arranged on the functional base on the left side and the right side in the square frame, and a slidable positioning marker is arranged on the movable strip; vacuum suckers are uniformly arranged on the lower surface of the functional base to fix the functional base on the body surface, and puncture positioning is carried out through adjustable movable strips and positioning markers under the guidance of an image, so that the puncture point can be flexibly adjusted to be accurately positioned;
the utility model discloses polymer grid puncture positioner is fixed in the body surface through the sucking disc, and design adjustable position's sign is of value to high efficiency, swift puncture location, is fit for popularizing and applying.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a polymer grid puncturing and positioning device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the functional base and the fixing strip according to the embodiment of the present invention;
fig. 3 is a schematic view of another structure of the functional base and the fixing strip according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a functional base according to an embodiment of the present invention;
fig. 5 is a schematic structural view of the movable strip and the positioning marker according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a positioning marker according to an embodiment of the present invention;
fig. 7 is a schematic plan view of a positioning marker according to an embodiment of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a functional base, 101-scales, 102-a vacuum chuck, 103-a hollow groove, 2-a fixed strip, 3-a movable strip, 301-a screw rod, 302-a nut knob, 4-a positioning marker, 401-a square sliding sleeve and 402-a middle hollow marker.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-7
A polymer grid puncture positioning device comprises a square frame consisting of a functional base 1 and a fixed strip 2, wherein a slidable movable strip 3 is arranged on the functional base 1 on the left side and the right side in the square frame, and a slidable positioning marker 4 is arranged on the movable strip 3;
the integral structure of the functional base 1 is a cuboid strip, two ends of the functional base are connected and integrally formed through the fixed strips 2, empty grooves 103 are formed in the vertical direction and the horizontal direction of the functional base 1, the empty grooves 103 are communicated but do not penetrate through the functional base 1 and are used for installing the movable strips 3 and controlling the movable strips 3 to slide and lock, scales 101 are marked on the upper surface of the functional base 1, and vacuum chucks 102 are uniformly installed on the lower surface of the functional base 1;
the left end and the right end of the movable strip 3 are respectively inserted into the horizontal direction hollow groove 103 of the functional base 1 in a penetrating mode, the tail end of the movable strip is provided with a screw rod 301 which penetrates out of the vertical direction hollow groove 103 and is provided with a nut knob 302, the movable strip 3 is in a square strip shape, a positioning marker 4 is arranged on the movable strip 3 through a square sliding sleeve 401, the square sliding sleeve 401 slides on the movable strip 3, and the positioning marker 4 is a middle hollow marker 402.
The positioning marker 4 is a square, triangle, pentagram, circle or polygon with a hollow middle part.
At least three movable strips 3 are arranged on the functional base 1, and at least two positioning markers 4 are arranged on the movable strips 3.
The functional base 1 is mirror symmetry, and the vacuum chuck 102 of table installation is located both ends and centre respectively, and vacuum chuck 102 installs 3 at least.
The movable strips 3 are in clearance fit with the square sliding sleeve 401, and the surfaces of the movable strips 3 are rough so as to increase friction force.
The diameter of a nut knob 302 arranged on a screw rod 301 at the tail end of the movable strip 3 exceeds the opening width of the empty groove 103.
The technical solution of the present application is described below with reference to specific embodiments:
examples
The application of the polymer grid puncture positioning device in CT guided puncture positioning comprises the following specific implementation steps:
the polymer grid puncture positioning device comprises a square frame consisting of a functional base and a fixed strip, wherein slidable movable strips are arranged on the functional base on the left side and the right side in the square frame, and slidable positioning markers are arranged on the movable strips;
when the puncture positioning is guided by CT, the puncture positioning device is fixed at the body surface position through the functional base according to the conventional steps before the positioning, the specific position is generally determined by the specific operation process, and a doctor can generally judge the position of a lesion approximately, so that the lesion position can be covered by a square frame consisting of the functional base and the fixing strip in principle;
the vacuum sucker is attached to the skin from the middle to two sides, the vacuum sucker is extruded into vacuum after being attached, the vacuum sucker can be stably placed on the surface of the skin for relevant operations, and the vacuum sucker can be directly pulled away after the operations are completed, so that the vacuum sucker has no wound on the body surface and has no influence on patients;
then, under the assistance of the imaging, the positions of the movable strips close to the line of the lesion position are obtained, the rules of the positioning markers on each movable strip are different in principle, and the movable strips are convenient to identify, and at the moment, the corresponding movable strips are adjusted to be coincident with the lesion position or slightly lower than the lesion position by loosening the nut knobs at the two ends to carry out reference positioning;
after the movable strip completes the benchmark positioning, the positioning marker is adjusted to perform accurate positioning, a square sliding sleeve for positioning the marker can slide on the movable strip in principle, the positioning is performed in the sliding process, the positioning is realized when the hollowed positioning marker reaches the lesion position, and then the marking pen marks and positions from the end point of the hollowed positioning marker;
after the operation is finished, the polymer grid puncture positioning device is removed, and the technical scheme is suitable for puncture positioning under CT guidance, such as lung puncture biopsy and the like;
the utility model discloses a polymer grid puncture positioning device, which comprises a square frame consisting of a functional base and a fixed strip, wherein a slidable movable strip is arranged on the functional base on the left side and the right side in the square frame, and a slidable positioning marker is arranged on the movable strip; vacuum suckers are uniformly arranged on the lower surface of the functional base to fix the functional base on the body surface, and puncture positioning is carried out through adjustable movable strips and positioning markers under the guidance of an image, so that the puncture point can be flexibly adjusted to be accurately positioned;
in the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a polymer grid puncture positioner which characterized in that: the square frame comprises a functional base and a fixed strip, wherein a slidable movable strip is arranged on the functional base on the left side and the right side in the square frame, and a slidable positioning marker is arranged on the movable strip;
the whole structure of the function base is in a cuboid strip shape, two ends of the function base are connected and integrally formed through the fixing strips, empty grooves are formed in the vertical direction and the horizontal direction of the function base, the empty grooves are communicated but do not penetrate through the function base and are used for installing the movable strips and controlling the movable strips to slide and be locked, scales are marked on the upper surface of the function base, and vacuum suckers are uniformly installed on the lower surface of the function base;
the left end and the right end of the movable strip respectively penetrate through a horizontal hollow groove of the functional base, a screw rod is installed at the tail end of the movable strip, penetrates through the vertical hollow groove, a nut knob is installed, the movable strip is square, a positioning marker is installed on the movable strip through a square sliding sleeve, the square sliding sleeve slides on the movable strip, and the positioning marker is a middle hollow marker.
2. The polymer grid puncturing and positioning device of claim 1, wherein: the positioning marker is square, triangular, pentagram-shaped, circular or polygonal with a hollow middle part.
3. The polymer grid puncturing and positioning device of claim 1, wherein: at least three movable strips are arranged on the functional base, and at least two positioning markers are arranged on the movable strips.
4. The polymer grid puncturing and positioning device of claim 1, wherein: the functional base mutual mirror symmetry, the vacuum chuck of following installation is located both ends and centre respectively, and vacuum chuck installs 3 at least.
5. The polymer grid puncturing and positioning device of claim 1, wherein: the movable strips are in clearance fit with the square sliding sleeve, and the surfaces of the movable strips are rough so as to increase friction force.
6. The polymer grid puncturing and positioning device of claim 1, wherein: the diameter of a nut knob arranged on a screw rod at the tail end of the movable strip exceeds the width of an opening of the empty groove.
7. The polymer grid puncturing and positioning device of claim 1, wherein: functional base, fixed strip, activity strip and location marker are the polymer and can develop the material, can develop in the image of image science, have certain toughness and plastic simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269199.9U CN211511985U (en) | 2019-12-17 | 2019-12-17 | High-molecular grid puncture positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269199.9U CN211511985U (en) | 2019-12-17 | 2019-12-17 | High-molecular grid puncture positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211511985U true CN211511985U (en) | 2020-09-18 |
Family
ID=72465657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922269199.9U Expired - Fee Related CN211511985U (en) | 2019-12-17 | 2019-12-17 | High-molecular grid puncture positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211511985U (en) |
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2019
- 2019-12-17 CN CN201922269199.9U patent/CN211511985U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 Termination date: 20211217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |