CN206576933U - CT puncture positioning devices - Google Patents
CT puncture positioning devices Download PDFInfo
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- CN206576933U CN206576933U CN201621274662.9U CN201621274662U CN206576933U CN 206576933 U CN206576933 U CN 206576933U CN 201621274662 U CN201621274662 U CN 201621274662U CN 206576933 U CN206576933 U CN 206576933U
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Abstract
The utility model discloses a kind of CT puncture positioning devices, including two layers of positioning net, the positioning net is made up of framework, warp, parallel and positioning hole, warp, parallel two ends are connected on framework, and warp parallel junction is provided with positioning hole, and warp is with being provided with warp label on the outside of framework junction, parallel is with being provided with parallel label on the outside of framework junction, also include the first fixing device, the first fixing device is used for will be fixed between two layers of positioning net, makes keeping parallelism between the positioning net of levels.CT puncture positioning devices of the present utility model, using two layers of positioning net up and down, with reference to CT scan technology, can accurately determine puncture site and direction, reach pinpoint purpose.The utility model device is applicable to different patients and body different parts, is primarily adapted for use in the accurate puncture at relatively flat interface (chest, belly, back etc.), and the utility model is simple in construction, easy to operate, can repeatedly use.
Description
Technical field
The utility model is related to a kind of CT puncture positioning devices, belongs to Medical Image Processing and application field.
Background technology
Percutaneous puncture Minimally Invasive Surgery has the advantages that wound is small, bleeding is few, pain is light, recovery is fast, clinically using wide
It is general：1) minimally-invasive treatment field：Such as tumour RF therapy, tumor by local particle radiation therapy；Pain PCI, trigeminal neuralgia
RF therapy, interverbebral disc minimally-invasive treatment etc. (such as interverbebral disc radio frequency, laser Cervical disc-decompression, foramen intervertebrale lens Nuclectomy)；2) office
The accurate drug treatment in portion：As the injection of backbone Minor articulus, various nerve blocks or nerve damage (Intraperitoneal chemohyperthermia, sympathetic god
Through retardance, Selective Nerve Root Block etc.), tumor by local administration etc.；3) deep tissue organ biopsies：The internal organs group such as liver, kidney, lung
Knit biopsy, pelvic mass, mediastinal masses biopsy etc.；4) tissue fluid drainage：Liver abscesses drainage, seroperitoneum drainage, cerebrospinal fluid
Drainage etc..
The percutaneous methods of current CT guiding are：First to patient's treatment zone carry out CT scan, then doctor according to
Empirically determined puncture site and puncture angle.This method depends on the puncture experience of doctor, and the risk of patient is relatively
It is high.Therefore, developing a variety of body surface auxiliary positioning patches, there is certain help in the accuracy for solving body surface location, such as it is Chinese
Document CN105167863A discloses a kind of CT guiding punctures orientation film, quickly determines on grid diaphragm when can facilitate CT scan
Position, but these body surface auxiliary positionings patch can only assist in puncture site, and positioning precision is limited, the determination to puncture angle rises
Less than help.
At present, the piercing method based on 3D printing technique is progressively promoted in various big hospital comes, and this method is first entered to patient
Row CT scan, scan data imports special-purpose software generation 3 D digital model, and calculates up to the optimal of target location
Needle track and paracentesis depth are punctured, then imports data to and 3D puncture guide plates is printed in 3D printing device, doctor comes by guide plate
Puncture site and angle are determined, this method can realize efficient precisely puncture, but complex manufacturing process, and time-consuming, leads to adaptive
Difference, costly, patient economy burden weight.
Utility model content
The purpose of this utility model is to provide a kind of CT puncture positioning devices, and the device can determine puncture site simultaneously and wear
Angle is pierced, so as to realize precise positioning.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of CT puncture positioning devices, including two layers
Net is positioned, the positioning net is made up of framework, warp, parallel and positioning hole, and warp, parallel two ends are connected on framework, warp
Line parallel junction is provided with positioning hole, and warp on the outside of framework junction with being provided with the outside of warp label, parallel and framework junction
Provided with parallel label, in addition to the first fixing device, the first fixing device is used for will be fixed between two layers of positioning net, makes levels
Positioning net between keeping parallelism.
It is preferred that, the positioning bore dia that the upper strata positioning is netted is more than the positioning hole that lower floor positions net, to facilitate progress many
The puncture at individual angle of inclination, the frame size of two layers of positioning net is consistent, warp, parallel quantity and position consistency.It is easy to positioning.
It is preferred that, it is 2cm that the upper strata positioning net positions the distance between net with lower floor.
It is preferred that, the framework back side of lower floor's positioning net is provided with medical adhesive tape, for CT puncture positioning devices to be fixed
With patient.
It is preferred that, the framework bottom side of lower floor's positioning net is provided with fixing hole, and the fixing hole is used to be fitted together to metal positioning
Piece.Metal spacer is pasted with patient in advance, fixing hole is entrenched in the projection of metal spacer, you can puncture CT
Positioner is fixed on patient, and is pre-positioned.
It is preferred that, first fixing device is several fixed columns, and described fixed column one end is connected to upper strata positioning net,
The other end is connected to the correspondence position of lower floor's positioning net, and several fixed columns are evenly distributed between two layers of positioning net, and two layers fixed
Position net is fixedly connected, and structure is more firm.
It is preferred that, first fixing device includes several column sleeves and corresponding post core, and the post core can be inserted into column sleeve
In, the column sleeve is arranged at that lower floor's positioning is online, and the post core is arranged at the correspondence position of upper strata positioning net, usually up and down two layers
Positioning net can be separated, is readily transported, and prevents from causing this CT puncture positioning devices to deform during laminated multi-layer.
It is preferred that, the warp label, parallel are marked as the order label since framework side, the online warp of positioning
The color for being different from other warps through line color of multiple marked as 5, the parallel color of multiple of the parallel marked as 5 is different from
The color of other parallels, so that doctor can find predetermined site faster.
CT puncture positioning devices of the present utility model, using two layers of positioning net up and down, with reference to CT scan and three-dimensional reconstruction skill
Art, it is accurate to determine puncture site and puncture angle, to reach the purpose of precise positioning.The utility model device is to body difference portion
Position, the treatment at position such as lumbar vertebrae, thoracic vertebrae and surrounding tissue internal organs, articulatio sacroiliaca is applicable, and suffers from suitable for different
Person.The utility model is simple in construction, easy to operate, can repeatedly use.
Brief description of the drawings
Fig. 1 is the structural representation of the CT puncture positioning devices of embodiment 1 of the present utility model.
Fig. 2 is the structure schematic diagram of lower floor's positioning net of embodiment 1 of the present utility model, is fixed wherein omitting first
Device.
Fig. 3 is the structural representation of the CT puncture positioning devices of embodiment 2 of the present utility model.
Fig. 4 is the structure schematic diagram of lower floor's positioning net of embodiment 2 of the present utility model, is fixed wherein omitting first
Device.
Fig. 5 is the structural representation of metal spacer.
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
Embodiment
Embodiment 1
As shown in Figure 1-2, this CT puncture positioning devices, including two layers positioning net, the positioning net 1 by framework 2, warp 3,
Parallel 4 and positioning hole 5 are constituted, and on the frame 2, warp parallel junction is provided with positioning hole 5 for warp 3, the connection of the two ends of parallel 4,
Warp 3 is also wrapped with being provided with warp label 6, parallel 4 on the outside of the junction of framework 2 with being provided with parallel label 7 on the outside of the junction of framework 2
Several fixed columns 8 are included, described fixed column one end is connected to upper strata positioning net, and the other end is connected to the corresponding position of lower floor's positioning net
Put, several fixed columns 8 are evenly distributed between two layers of positioning net, make keeping parallelism between the positioning net of levels；
The positioning bore dia that wherein described upper strata positions net is more than the positioning hole that lower floor positions net 2, to facilitate progress multiple
The puncture at angle of inclination, the frame size of two layers of positioning net is consistent, warp, parallel quantity and position consistency.It is easy to positioning；
The framework back side of lower floor's positioning net is provided with medical adhesive tape 9, for CT puncture positioning devices to be fixed on into patient
With；
The color for being different from other warps through line color of the online multiple of the warp marked as 5 of positioning, parallel label
It is different from the color of other parallels for the parallel color of 5 multiple, so that doctor can find predetermined site faster.
This CT puncture positioning devices are fixed using non-invasive, can mitigate patient suffering, reduce infection risk.
In use, its step includes：
A, patient lies prone position, area for treatment needed for CT puncture positioning devices are fixed on into patient, and to being treated needed for patient
Region carries out CT thin layer scannings, obtains scan data；
B, scan data imported into medical science modeling software, set up lumbar vertebrae or thoracic vertebrae or the 3 D stereo number of other region bones
Word model, and mark out the target location for needing to treat；
C, according to three-dimensional digit model, the optimal puncture needle track and paracentesis depth of target location are established to software, most
The good needle track that punctures needs to avoid important blood vessels and nerve along road, and calculates the corresponding upper strata positioning net of the optimal puncture needle track
Positioning hole and lower floor positioning net positioning hole；
D, punctured according to result of calculation, puncture needle first passes through the default positioning hole of upper strata positioning net, then passes through lower floor
The default positioning hole of net is positioned, is punctured into patient's body, is punctured in place according to the paracentesis depth of preoperative measurement.
Embodiment 2
As shown in Figure 3-4, this CT puncture positioning devices, including two layers positioning net, the positioning net 1 by framework 2, warp 3,
Parallel 4 and positioning hole 5 are constituted, and on the frame 2, warp parallel junction is provided with positioning hole 5 for warp 3, the connection of the two ends of parallel 4,
Warp 3 is also wrapped with being provided with warp label 6, parallel 4 on the outside of the junction of framework 2 with being provided with parallel label 7 on the outside of the junction of framework 2
Several column sleeves 10 and corresponding post core 11 are included, the post core 11 can be inserted into column sleeve 10, the column sleeve 10, which is arranged at lower floor, to be determined
Position is online, and the post core 11 is arranged at the correspondence position of upper strata positioning net, and usually two layers of positioning net can be separated up and down, is easy to
Transport, prevents from causing this CT puncture positioning devices to deform during laminated multi-layer；
The positioning bore dia that wherein described upper strata positions net is more than the positioning hole that lower floor positions net 2, to facilitate progress multiple
The puncture at angle of inclination, the frame size of two layers of positioning net is consistent, warp, parallel quantity and position consistency.It is easy to positioning；
The framework bottom side of lower floor positioning net is provided with fixing hole 12, the structure of metal spacer 100 as shown in figure 5, by
Substrate 102, piece 101 is pasted below substrate, and the projection 103 positioned at surface is constituted.The fixing hole 12 is used to hold
Receive the projection 103 of metal spacer, metal spacer is pasted into piece 101 with patient in advance, you can passing through fixing hole will
CT puncture positioning devices are fixed on patient, and are pre-positioned；
The color for being different from other warps through line color of the online multiple of the warp marked as 5 of positioning, parallel label
It is different from the color of other parallels for the parallel color of 5 multiple, so that doctor can find predetermined site faster.
This CT puncture positioning devices are fixed using non-invasive, can mitigate patient suffering, reduce infection risk.
These are only the certain embodiments of the utility model application, it is specifically used in, it is contemplated that the punctures of different parts needs,
Warp, weft density, positioning bore dia etc. change according to clinical different demands.
For the sake of easy to make, positioning hole it is generally circular, but make other shapes such as square, rhombus, pentagon into
Shape nor affects on it and used.
Claims (8)
1. a kind of CT puncture positioning devices, including two layers of positioning net, the positioning net is by framework, warp, parallel and positioning hole
Composition, warp, parallel two ends are connected on framework, and warp parallel junction is provided with positioning hole, warp and framework junction outside
Provided with warp label, parallel is with being provided with parallel label, in addition to the first fixing device, the first fixing device on the outside of framework junction
For will be fixed between two layers of positioning net, make keeping parallelism between the positioning net of levels.
2. CT puncture positioning devices according to claim 1, it is characterised in that：The positioning bore dia of the upper strata positioning net
More than the positioning hole that lower floor positions net, the frame size of two layers of positioning net is consistent, warp, parallel quantity and position consistency.
3. CT puncture positioning devices according to claim 1 or 2, it is characterised in that：The upper strata positioning net is determined with lower floor
The distance between position net is 2cm.
4. CT puncture positioning devices according to claim 1 or 2, it is characterised in that：The framework back of the body of lower floor's positioning net
Face is provided with medical adhesive tape.
5. CT puncture positioning devices according to claim 1 or 2, it is characterised in that：The framework bottom of lower floor's positioning net
Side is provided with positioning hole, and the positioning hole is used to be fitted together to metal spacer.
6. CT puncture positioning devices according to claim 1 or 2, it is characterised in that：First fixing device is some
Individual fixed column, described fixed column one end is connected to upper strata positioning net, and the other end is connected to the correspondence position of lower floor's positioning net, some
Individual fixed column is evenly distributed between two layers of positioning net.
7. CT puncture positioning devices according to claim 1 or 2, it is characterised in that：If first fixing device includes
Dry column sleeve and corresponding post core, the post core can be inserted into column sleeve, and the column sleeve is arranged at lower floor's positioning on the net, the post core
It is arranged at the correspondence position of upper strata positioning net.
8. CT puncture positioning devices according to claim 1 or 2, it is characterised in that：The warp label, parallel marked as
The order label since framework side, the multiple of the online warp of positioning marked as 5 through line color be different from other warps
Color, the parallel color of multiple of the parallel marked as 5 is different from the color of other parallels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621274662.9U CN206576933U (en) | 2016-11-24 | 2016-11-24 | CT puncture positioning devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621274662.9U CN206576933U (en) | 2016-11-24 | 2016-11-24 | CT puncture positioning devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206576933U true CN206576933U (en) | 2017-10-24 |
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ID=60107831
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| CN201621274662.9U Active CN206576933U (en) | 2016-11-24 | 2016-11-24 | CT puncture positioning devices |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106725754A (en) * | 2016-11-24 | 2017-05-31 | 南京易弘医疗科技有限公司 | CT puncture positioning devices and localization method |
| CN108042185A (en) * | 2017-12-15 | 2018-05-18 | 泗洪县正心医疗技术有限公司 | A kind of thorniness shape body surface location sting device |
| CN108378908A (en) * | 2018-04-22 | 2018-08-10 | 西安梵维萨医疗科技有限公司 | A kind of 3D printing puncture needle auxiliary multilayer navigation template |
| CN110151265A (en) * | 2018-03-19 | 2019-08-23 | 黄冬青 | A kind of bi-layer compact point type CT puncture auxiliary locator |
| CN111821034A (en) * | 2020-06-29 | 2020-10-27 | 西安交通大学医学院第一附属医院 | Magnetic anchoring lung nodule positioning device for thoracoscopic surgery |
-
2016
- 2016-11-24 CN CN201621274662.9U patent/CN206576933U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106725754A (en) * | 2016-11-24 | 2017-05-31 | 南京易弘医疗科技有限公司 | CT puncture positioning devices and localization method |
| CN108042185A (en) * | 2017-12-15 | 2018-05-18 | 泗洪县正心医疗技术有限公司 | A kind of thorniness shape body surface location sting device |
| CN110151265A (en) * | 2018-03-19 | 2019-08-23 | 黄冬青 | A kind of bi-layer compact point type CT puncture auxiliary locator |
| CN108378908A (en) * | 2018-04-22 | 2018-08-10 | 西安梵维萨医疗科技有限公司 | A kind of 3D printing puncture needle auxiliary multilayer navigation template |
| CN111821034A (en) * | 2020-06-29 | 2020-10-27 | 西安交通大学医学院第一附属医院 | Magnetic anchoring lung nodule positioning device for thoracoscopic surgery |
| CN111821034B (en) * | 2020-06-29 | 2022-03-18 | 西安交通大学医学院第一附属医院 | Magnetic anchoring lung nodule positioning device for thoracoscopic surgery |
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