CN201734787U - Body ct precision positioning puncture device - Google Patents
Body ct precision positioning puncture device Download PDFInfo
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- CN201734787U CN201734787U CN2010202601950U CN201020260195U CN201734787U CN 201734787 U CN201734787 U CN 201734787U CN 2010202601950 U CN2010202601950 U CN 2010202601950U CN 201020260195 U CN201020260195 U CN 201020260195U CN 201734787 U CN201734787 U CN 201734787U
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Abstract
A body CT precision positioning puncture device is characterized in that the device includes an adjusting frame fixed with a base frame, a positioning plate mounted in the base frame and containing positioning coordinate lines, and a puncture plate with a puncture hole. A punctured hole formed by the puncture plate can have a horizontal gradient as 15 degrees, 30 degrees, 45degrees and 90 degrees. The positioning method is as follows: according to the image of the positioning coordinate lines on a CT negative film, the positioning coordinate point of each focus layer surface, namely the point to be punctured is determined. The utility model has the advantages of simple structure, convenient use and accurate positioning, and can be widely applied into clinical positioning, puncture and biopsy. The utility model solves the positioning problem after the body VT scanning and the aimless puncture problem after the scanning, improves the accuracy and the stability of one-step puncture, reduces harm and pains of repeated CT scanning and repeated puncture on patients, reduces the complications caused by puncture, shortens the operation time, and improves the work efficiency.
Description
Technical field
This utility model belongs to medical instruments field, particularly relates to a kind of somatic part CT precise positioning puncture device and localization method thereof.
Background technology
At present, CT scan and puncture are widely used in clinical aspiration biopsy and puncture for treating field, be modern medical diagnosis and the indispensable a kind of technology of treatment, but traditional puncture technique that carries out after CT scan exists a lot of not enough on using, especially: even the focus aspect and the degree of depth of in clinical practice, locating and having determined to be punctured through CT scan, but the puncture doctor remains by means of its experience and carry out the blindness puncture above patient's focus after the CT bed withdraws from, this has just caused potential because of the inaccurate damage to other internal organs of puncturing, or the appearance of the complication that causes because of the puncture operation; Can be difficult to guarantee that the operation quality reduces curative effect again because of puncture angle is inaccurate; Because of the searching aspect repeatedly CT scan cause of the harm of unnecessary ray to the patient, and prolonged operating time, reduced work efficiency, also increase patient's misery; And puncture clinically and cause psychological pressure to the doctor.Clinically body is carried out not having a kind of location technology accurately and effectively after the CT scan at present, provide reliable localised puncture mode for carrying out real-time puncture after the CT scan.
Summary of the invention
The purpose of this utility model provides a kind of somatic part CT precise positioning puncture device, to overcome above-mentioned existing deficiency.
A kind of somatic part CT precise positioning puncture device, it is characterized in that this device comprises an adjusting bracket, be fixed in the substrate frame of the square frame shape on this adjusting bracket, and be placed in this substrate circle and the location-plate that length width equates respectively and the plate that punctures, equidistant and transversely arranged elements of a fix line is housed in the described location-plate, be penetrated with on the described puncture plate and the corresponding equidistant puncturing hole of elements of a fix line, the spacing of every adjacent two row's puncturing holes is equal to the spacing of elements of a fix line.
Considering has different puncture angles in the clinical puncture, the horizontal tilt degree of the puncturing hole in the above-mentioned puncture plate is 15 °, 30 °, 45 ° and 90 °, is typical puncture angle.
Consider and guarantee location-plate and accurately, be respectively equipped with a level indicator on the adjacent one group of edge of above-mentioned substrate frame with the stable of puncture plate.
Consider and adopt standard unit's size of being convenient to calculate, the length and width of above-mentioned location-plate and puncture plate are 10cm, and the spacing of elements of a fix line is 1cm, and two horizontal edges of outermost two elements of a fix line-spacing location-plates also are 1cm.
Consider the guide pin when being convenient to puncture, there is the sunk structure of inverted cone on the top of the puncturing hole of above-mentioned puncture plate.
Consider that being convenient to the CT ray penetrates and observe location and puncture situation, above-mentioned location-plate and puncture plate are the transparent plexiglass plates of CT ray.
Consider substrate frame and location-plate and puncture plate thereof are adjusted in three bit spaces flexibly, above-mentioned adjusting bracket comprises the base that is fixed with the vertical adjustment bar and slides and be fixed on lateral adjustments bar on the vertical adjustment bar, and slides and be fixed on vertical adjusting rod on the lateral adjustments bar.
Consider that the substrate frame is connected with the stable of adjusting bracket, be provided with adapter between above-mentioned substrate frame and the adjusting bracket, described adapter is that the substrate frame is fixed on connecting device on vertical adjusting rod of adjusting bracket, adapter can be that an end is connected with the substrate frame via dovetail groove, falcon, and the other end is connected with adjusting bracket via screw.
Consider to make whole device keep stable, in the base of above-mentioned adjusting bracket lead is housed, and the bottom of base is stained with anti-skidding felt pan.
This utility model is simple in structure, and is easy to use, and accurate positioning is saved time, and easy operating can be widely used in clinical location, puncture and biopsy and clinical treatment field, also the close product with this apparatus of discovery to use clinically at present.This utility model has improved the accuracy of the disposable inserting needle of puncture operation aspect, reduced the radio-hazard that the CT multiple scanning causes the patient, reduced repeated localised puncture, reduced the complication that is produced because of puncture to the misery that the patient brings, shorten operating time, improved work efficiency.This utility model can be widely used in the CT location of clinical body, puncture, and biopsy, treatment waits in the operation.
This utility model has solved the accurate orientation problem after the body CT scan, also so after having solved present body CT scan remains the blindly technical problem of puncture.Owing to use this localised puncture device:
(1) realized the real-time puncture behind the location;
(2) and in puncture the time guaranteed the stability of inserting needle needle track;
(3) improved degree of accuracy to tumor body aspect angle and degree of depth inserting needle.(degree of accuracy can reach 0.3cm);
(4) avoided the damage that causes because of puncture blindly to adjacent vital tissue organ;
(5) according to elements of a fix point, can disposablely finish all equidistant cloth pin of a plurality of aspects, reduced patient's misery unnecessary and in the inserting needle process, threshed the radio-hazard that CT causes for the searching aspect because of inserting needle causes;
(6) realize disposable isotropism cloth pin and need not repeatedly CT scan and saved operating time, approximately saved 60% of former operating time;
(7) guaranteed that particle three-dimensional distribution in the tumor body is more accurate, at utmost brought into play the fragmentation effect of particle tumor cell.
Description of drawings
Fig. 1 is a population structure sketch map of the present utility model.
Fig. 2 is the structural representation of substrate frame of the present utility model.
Fig. 3 is the structural representation (location-plate is a transparent plexiglass plate) of location-plate of the present utility model.
Fig. 4 is the structural representation of puncture plate of the present utility model.
Wherein, 1, adjusting bracket, 2, the substrate frame, 3, location-plate, 4, the puncture plate, 5, elements of a fix line, 6, puncturing hole, 7, level indicator, 8, base, 9, the vertical adjustment bar, 10, the lateral adjustments arm, 11, vertical regulating arm, 12, adapter, 13, felt pan.
The specific embodiment:
Shown in Fig. 1-4, a kind of somatic part CT precise positioning puncture device, it is characterized in that this device comprises an adjusting bracket 1, be fixed in the substrate frame 2 of the square frame shape on this adjusting bracket 1, and be placed in these substrate frame 2 frames and the location-plate 3 that length width equates respectively and the plate 4 that punctures, equidistant and transversely arranged elements of a fix line 5 is housed in the described location-plate 3, be penetrated with on the described puncture plate 4 and elements of a fix line 5 corresponding equidistant puncturing holes 6, the spacing of every adjacent two row's puncturing holes 6 is equal to the spacing of elements of a fix line 5.
Consider to have different puncture angles in the clinical puncture that the horizontal tilt degree of the puncturing hole 6 in the above-mentioned puncture plate 4 is 15 °, 30 °, 45 ° and 90 °, promptly needs the puncture plate 4 of four kinds of different angles.
As shown in Figure 1, 2, consider and guarantee location-plate and accurately, be respectively equipped with a level indicator 7 on the adjacent one group of edge of above-mentioned substrate frame 2, so that make substrate frame 2 can be adjusted to level with the stable of puncture plate.
Shown in Fig. 3,4, consider and adopt standard unit's size of being convenient to calculate, the length and width of above-mentioned location-plate 3 and puncture plate 4 are 10cm, the spacing of elements of a fix line 5 is 1cm, and outermost two elements of a fix lines 5 also are 1cm apart from 3 two horizontal edges of location-plate, be after location-plate 3 and puncture plate 4 are superimposed with each other, row's puncturing hole 6 that the elements of a fix line 5 in the location-plate 3 is corresponding with it overlaps.Elements of a fix line 5 in the above-mentioned location-plate 3 can adopt the conventional material that can stay image in the CT scan egative film.
Consider the convenience of puncture inserting needle, there is the sunk structure of inverted cone on the top of the puncturing hole 6 of above-mentioned puncture plate 4, and this sunk structure is contracted to the width of puncturing hole 6 diameters downwards from the upper surface of the plate 4 that punctures.
As shown in Figure 4, consider that being convenient to the CT ray penetrates and observe location and puncture situation, above-mentioned location-plate 3 and puncture plate 4 are transparent plexiglass plates of CT ray.
As shown in Figure 1, consider substrate frame and location-plate and puncture plate thereof are adjusted in three dimensions flexibly, above-mentioned adjusting bracket 1 comprises the base 8 that is fixed with vertical adjustment bar 9 and slides and is fixed on lateral adjustments bar 10 on the vertical adjustment bar 9, and slide and to be fixed on vertical adjusting rod 11 on the lateral adjustments bar 10, this structure can make substrate frame 2 move to patient's focus top rapidly.
Consider that the substrate frame is connected with the stable of adjusting bracket, be provided with adapter 12 between above-mentioned substrate frame 2 and the pharmacy shelf 1, described adapter 12 is that substrate frame 2 is fixed on connecting device on vertical adjusting rod 11 of pharmacy shelf 1, adapter 12 can be that an end is connected with substrate frame 2 via dovetail groove, falcon, and the other end is connected with adjusting bracket 1 via screw.
As shown in Figure 1, consider to make whole device keep stable, in the base 8 of above-mentioned adjusting bracket 1 lead is housed, and the bottom of base 8 is stained with anti-skidding felt pan 13.
The method of utilizing above-mentioned somatic part CT precise positioning puncture device to position is as follows:
(1) this localised puncture device is positioned on the CT scan bed surface, location-plate is packed in the substrate frame, make the cross section of elements of a fix line and CT scan perpendicular, and location-plate places patient's focus top, adjust the substrate frame to level;
(2) treat that the CT scan machine sends vertically, laterally behind the infrared survey line, makes location-plate keep overlapping with the horizontal infrared survey line of CT towards one side of CT scan frame, with this line as the CT scan datum line;
(3) after CT scan, obtain having several image egative films of focus aspect, be presented at some position on the image egative film according to elements of a fix line, and determine on each focus aspect elements of a fix point, promptly treat point of puncture, and focus is in the residing degree of depth of this aspect and angle;
(4) according to the determined focus aspect degree of depth and the angle for the treatment of point of puncture and being positioned at this some below of above-mentioned each aspect, and determine the point of puncture that remains of focus, each is treated that point of puncture marks one by one promptly finished the location.
Claims (9)
1. somatic part CT precise positioning puncture device, it is characterized in that this device comprises an adjusting bracket (1), be fixed in the substrate frame (2) of the square frame shape on this adjusting bracket (1), and be placed in this substrate frame (2) frame and the location-plate (3) that length width equates respectively and the plate (4) that punctures, equidistant and transversely arranged elements of a fix line (5) is housed in the described location-plate (3), be penetrated with on the described puncture plate (4) and the corresponding equidistant puncturing hole of elements of a fix line (5) (6), the spacing of every adjacent two row's puncturing holes (6) is equal to the spacing of elements of a fix line (5).
2. localised puncture device as claimed in claim 1 is characterized in that the horizontal tilt degree of the puncturing hole (6) in the above-mentioned puncture plate (4) is 15 °, 30 °, 45 ° and 90 °.
3. localised puncture device as claimed in claim 1 is characterized in that being respectively equipped with a level indicator (7) on one group of adjacent edge of above-mentioned substrate frame (2).
4. localised puncture device as claimed in claim 1, the length and width that it is characterized in that above-mentioned location-plate (3) and puncture plate (4) are 10cm, the spacing of elements of a fix line (5) is 1cm, and outermost two elements of a fix lines (5) also are 1cm apart from location-plate (3) both sides.
5. localised puncture device as claimed in claim 1, there is the sunk structure of inverted cone on the top that it is characterized in that the puncturing hole (6) of above-mentioned puncture plate (4).
6. localised puncture device as claimed in claim 1 is characterized in that above-mentioned location-plate (3) and puncture plate (4) are the machine glass plates of CT ray.
7. localised puncture device as claimed in claim 1, it is characterized in that above-mentioned adjusting bracket (1) comprises that the base (8) that is fixed with vertical adjustment bar (9) and slip are fixed on the lateral adjustments bar (10) on the vertical adjustment bar (9), and slide and be fixed on vertical adjusting rod (11) on the lateral adjustments bar (10).
8. localised puncture device as claimed in claim 1, it is characterized in that being provided with adapter (12) between above-mentioned substrate frame (2) and the adjusting bracket (1), described adapter (12) is that an end is connected with substrate frame (2) via dovetail groove, falcon, and the other end is connected with adjusting bracket (1) via screw.
9. localised puncture device as claimed in claim 1 it is characterized in that in the base (8) of above-mentioned adjusting bracket (1) lead being housed, and the bottom of base (8) is stained with anti-skidding felt pan (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202601950U CN201734787U (en) | 2010-07-16 | 2010-07-16 | Body ct precision positioning puncture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202601950U CN201734787U (en) | 2010-07-16 | 2010-07-16 | Body ct precision positioning puncture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201734787U true CN201734787U (en) | 2011-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202601950U Expired - Lifetime CN201734787U (en) | 2010-07-16 | 2010-07-16 | Body ct precision positioning puncture device |
Country Status (1)
| Country | Link |
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| CN (1) | CN201734787U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889901A (en) * | 2010-07-16 | 2010-11-24 | 李玉宝 | Somatic part CT precise positioning puncture device and positioning method thereof |
| CN104382649A (en) * | 2014-03-11 | 2015-03-04 | 襄阳市中心医院 | CT real-time guide puncture positioning device |
| CN105196608A (en) * | 2015-09-15 | 2015-12-30 | 无锡鼎茂机械制造有限公司 | Forming frame for bag making machine |
| CN107582149A (en) * | 2017-10-16 | 2018-01-16 | 李静 | One kind is used for CT Conducted Puncture positioners |
| CN108433790A (en) * | 2018-03-19 | 2018-08-24 | 杨瑞山 | A kind of easy to operate bi-layer compact point type CT puncture auxiliary locators |
| CN111671504A (en) * | 2020-07-09 | 2020-09-18 | 首都医科大学附属北京世纪坛医院 | Multifunctional trocar for distributed particle implantation and biopsy |
-
2010
- 2010-07-16 CN CN2010202601950U patent/CN201734787U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889901A (en) * | 2010-07-16 | 2010-11-24 | 李玉宝 | Somatic part CT precise positioning puncture device and positioning method thereof |
| CN104382649A (en) * | 2014-03-11 | 2015-03-04 | 襄阳市中心医院 | CT real-time guide puncture positioning device |
| CN105196608A (en) * | 2015-09-15 | 2015-12-30 | 无锡鼎茂机械制造有限公司 | Forming frame for bag making machine |
| CN105196608B (en) * | 2015-09-15 | 2017-05-17 | 无锡鼎茂机械制造有限公司 | Forming frame for bag making machine |
| CN107582149A (en) * | 2017-10-16 | 2018-01-16 | 李静 | One kind is used for CT Conducted Puncture positioners |
| CN108433790A (en) * | 2018-03-19 | 2018-08-24 | 杨瑞山 | A kind of easy to operate bi-layer compact point type CT puncture auxiliary locators |
| CN111671504A (en) * | 2020-07-09 | 2020-09-18 | 首都医科大学附属北京世纪坛医院 | Multifunctional trocar for distributed particle implantation and biopsy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110209 Effective date of abandoning: 20111214 |