CN208974031U - A kind of three-dimensional development positioning device - Google Patents
A kind of three-dimensional development positioning device Download PDFInfo
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- CN208974031U CN208974031U CN201721837340.5U CN201721837340U CN208974031U CN 208974031 U CN208974031 U CN 208974031U CN 201721837340 U CN201721837340 U CN 201721837340U CN 208974031 U CN208974031 U CN 208974031U
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Abstract
The utility model discloses a kind of three-dimensional development positioning device, including at least two layers of alignment layers, there is the development part of multiple aligned transfers on every layer of alignment layers, be connected with supporting layer or support frame between alignment layers, user's body surface is fixed on by pad pasting or ligature.After user does the image checks such as CT or MRI, the spatial relationship of each development part and internal target easily can be picked out in CT or MRI on piece, and intuitively select puncture path.Facilitate to inversely determine internal target position according to the position for the part that develops on layer alignment layers each on puncture path and carry out the operation such as puncturing.Equipment therefor structure is simple, at low cost, easy to use, accurate positioning, flexibly can intuitively select puncture path, gives full play to the accurate advantage of CT and MRI.
Description
Technical field
The utility model relates to a kind of medical instrument more particularly to a kind of three-dimensional development positioning devices.
Background technique
Biopsy, Minimally Invasive Surgery, many diagnosis and treatment such as drainage in vivo are clinically organized to require to carry out human body puncture procedure, packet
Include: waist is worn, abdomen is worn, lung is worn, kidney is worn, liver is worn, prostate biopsy, brain tissue puncture etc., but how venipuncture is to destination organization
Always a problem.
Needle localization usually is done using image documentation equipments such as B ultrasound, CT or MRI in routine puncture procedure at present.It is first borrowed when positioning
It helps instrument to measure the position of lesion in a certain dissection level of human body, determines the side of lesion Yu skin anchor point in the level
The depth of position and puncture needle, then in the best inserting needle position of the level selection and needle angle.But spirit is frequently necessary to when practical operation
Puncture angle is adjusted livingly, needs to carry out three-dimensional localization puncture across discrepant image level.
Although B ultrasound can neatly adjust image level, image is fuzzy, and Needle localization needs patient to have centainly
Ultrasonic knowledge, limits its application.X-ray has radioactivity, and CT and MRI machine great expense are expensive, and CT has radioactivity, MRI
Forbid all ferromagnetic metals close, and to do puncturing operation in CT and MRI machine room, is extremely difficult to the sterile of operating room and wants
It asks.It again is difficult to that the image level of shooting is adjusted flexibly by the angle demand of puncture after leaving CT and MRI machine room, this is to space structure
Complicated tissue is far from being enough.
Current CT puncture locator is usually single layer positioning device, position it is inaccurate, can when medical worker's percutaneous puncture
Energy can there is a phenomenon where damage the normal tissue of perilesional.The patent of patent No. CN201220305313.4 discloses a kind of vertical
Body bilayer CT guiding puncture locating rack, there is many defects in application process: being only used for the positioning of single layer puncture；It is needed when positioning
Point of puncture is marked with pen, is positioned inaccurate；Upper layer positioning guide wire is fixed using adhesive tape, is not fixed firmly, and is not easy to replace.
The patent of patent No. CN106037897 A discloses a kind of CT guided Percutaneous body surface locator, has in application process
Many defects: operation is comparatively laborious, need to repeatedly calculate, not enough intuitively.
Utility model content
The utility model provides a kind of three-dimensional development positioning device, can identify that the three-dimensional of target is sat in CT and MRI is checked
Mark, intuitively selects puncture path, determines the position of the development part of each layer alignment layers on puncture path.If according to 3 points same
On straight line, then principle thirdly is necessarily passed by the straight line of any two points, realize the accurate puncture of destination organization.Institute
Simple, at low cost, easy to use, the accurate positioning with apparatus structure, flexibly can intuitively select puncture path.
In order to solve the above technical problems, technical solution used by the utility model is as follows:
A kind of three-dimensional development positioning device, it is characterised in that: including at least two layers of alignment layers, have on the alignment layers multiple
The development part of aligned transfer；Supporting layer or support frame are connected between two neighboring alignment layers.
Specifically, the development part is the developed grain comprising developing material, and the developed grain is regular on alignment layers
It is arranged in rows and columns.
Specifically, the row and/or the interior two neighboring or more than two development parts of column form basic unit cycle arrangement；Institute
The line space for stating development part is identical；The column pitch of the development part is identical；Development part in the same basic unit has development
Image difference and difference in appearance.
Specifically, the developed image difference includes that developed image shape is variant and/or developed image color is variant；
The difference in appearance includes that development part shape is variant and/or development part surface mark is variant.
Specifically, the development part is the development silk thread comprising developing material, and the development silk thread is regular on alignment layers
It is arranged in rows and/or arranges.
Specifically, the developing material includes x-ray developing material and/or nuclear magnetic resonance imaging material；The x-ray development material
Material includes metal, metal salt and iodide；The nuclear magnetic resonance imaging material includes grease and paramagnetic metal salt.
Specifically, the supporting layer be with elasticity and certain transparency polymer material layer, supporting layer with a thickness of
10~100mm.
Specifically, the high molecular material is transparent silica gel or gel or the air cushion containing multiple air bags.Soft support
Layer facilitates docile in body surface, can see that the position of each layer development part with certain transparency.
Specifically, support frame as described above is the double-deck fixed frame, supporting layer with a thickness of 10~100mm.
It specifically, further include fixing layer, the fixing piece is viscose glue or ligature；Alignment layers are fixed on body by the fixing layer
On table or supporting layer or support frame.
A kind of localised puncture method, step include:
1) it carries out disinfection to patient's treatment zone body surface, solid development positioning device is attached to treatment region needed for patient,
Tomoscan is carried out to treatment region needed for patient, obtains image film.
2) the best puncture needle track and paracentesis depth for reaching target position are calculated according to image film, and are calculated this and most preferably worn
Pricker road is by the development part on each alignment layers；
3) puncture needle is successively passed through to each layer development part calculated, is pierced into target after reaching default paracentesis depth.
The unmentioned technology of the utility model is referring to the prior art.
The utility model discloses a kind of three-dimensional development positioning device, including at least two layers of alignment layers, on every layer of alignment layers
There is the development part of multiple aligned transfers, is connected with supporting layer or support frame between alignment layers, is fixed on by pad pasting or ligature
User's body surface.After user does the image checks such as CT or MRI, each development easily can be picked out in CT or MRI on piece
The spatial relationship of part and internal target, and intuitively select puncture path.According to the part that develops on layer alignment layers each on puncture path
Position facilitate to inversely determine internal target position and carry out the operation such as puncturing.Equipment therefor structure is simple, it is at low cost, make
With conveniently, accurate positioning flexibly can intuitively select puncture path, give full play to the accurate advantage of CT and MRI.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of 1 neutral body of embodiment development positioning device；
Fig. 2 is the structural schematic diagram for having the development part for extending item in embodiment 1
Fig. 3 is development part cycle arrangement discrepant in embodiment 2 into the structural schematic diagram of row or column；
Fig. 4 is each layer development part developed image schematic diagram in scan image in embodiment 2；
Fig. 5 is the schematic diagram for doing supporting layer in embodiment 5 using double-layer scaffold；
Wherein, 1- development part, 2- extension item, 3- supporting layer, 4- adhered layer, 5- paper membrane, 6- puncture needle, 7- developed image,
Target in 8- body, 9- double-layer scaffold.
Specific embodiment
The utility model in order to better understand furthers elucidate the content of the utility model below with reference to embodiment, but
The content of the utility model is not limited solely to the following examples.
As shown in Figure 1, three-dimensional development positioning device has including two layers of alignment layers, every layer of alignment layers are all by multiple aligned transfers
Development part composition, develop part shell on have flexible extension item, the development part on alignment layers is arranged in rows and columns, develop part
Line space and column pitch be all 10mm.
The supporting layer of transparent silica gel production, thickness 50mm are connected between two neighboring alignment layers.All development parts are all viscous
It is connected in layer of silica gel.In another embodiment, supporting layer is made in the clear gel for selecting high viscous force not trickle.
From upper layer, alignment layers can see that lower layer's alignment layers, when puncture needle passes through specific upper and lower level development part or extends item
Continue inserting needle afterwards to preset distance, internal target can be pierced into preset angle.
As shown in Fig. 2, barium sulfate powder develops under x-ray and CT, will be stirred evenly in the plastics of barium sulfate powder incorporation fusing,
It is processed into the ball-type of diameter 4mm, extension item is stainless steel wire, and every millimeter has belt scale label, long 5mm, diameter of section
0.2mm.The orientation range and positioning accuracy of development part can be increased by extending item.
Manufactured development part is arranged in parallel within long 100mm, wide 80mm, the transparent silicon of thick 50mm by the distance of interval 6mm
On the tow sides of glue-line, fixed with transparent glue adhesion.Selecting for a post meaning on one side is bottom surface, medical dual-side glue in adhesion, then is covered
Three-dimensional development positioning device is made in protective paper membrane.
A kind of localised puncture method, step include:
1) it carries out disinfection to patient's treatment zone body surface, solid development positioning device is attached to treatment region needed for patient,
Tomoscan is carried out to treatment region needed for patient, obtains image film.
2) the best puncture needle track and paracentesis depth for reaching target position are calculated according to image film, and are calculated this and most preferably worn
Pricker road is by the development part on each alignment layers；
3) puncture needle is successively passed through to each layer development part calculated, is pierced into target after reaching default paracentesis depth.
Embodiment 2
The present embodiment is similar to Example 1, and difference is five kinds of development parts of laws of use arrangement,
As shown in figure 3, development part be made into aluminium, the cylindrical body of high 5mm, section is respectively: ellipse, circle, triangle,
Quadrangle and pentagon, the circumscribed circle diameter in section are 5mm.Every 5 different development parts form a basic unit, circulation
Beading is worn into rope after arrangement, row or column is formed on alignment layers.And keep the arrangement of different development parts on rows and columns suitable
Sequence is also all identical.
It tears double-sided adhesive off paper membrane 15, the another side of adhered layer 14 is attached to the body surface that user needs to position, makes to develop
Item as far as possible with the body axis parallel of user.Positioning patch is covered on front surface and the left side of user.User lies low
Under CT ray machine, long axis of body line is parallel with examination couch longitudinal axis, and the tomoscan of human body horizontal plane is done with thickness 5mm.
As shown in figure 4, three-dimensional development positioning device is also scanned when CT carries out tomoscan to target simultaneously.Every CT figure
The development item that user's body surface is attached to as in is all cross-section, has a development point every 5mm, the shape of adjacent development point is followed successively by
Ellipse, circular, triangle, quadrangle and pentagon.There is a circulation every 25mm.
Into layer 5 CT image, the shape of first development point is followed successively by ellipse, circular, triangle to first layer from left to right
Shape, quadrangle and pentagon, every 5 layers of circulation.Since thickness is 5mm, so according to first development from left to right in image
The shape of point judges the lengthwise position in human body.
It can be learnt by vertically and horizontally measuring from Fig. 4 tomoscan image, throwing of the circular target in front surface
It is that of triangle that shadow position and projected position in left side, which are in first from left to right development point in the position of human body longitudinal direction,
Layer.Which can be further known to be in specific layer according to being specifically identified on CT image.
Solid development positioning device is still remained in user after the completion of CT film shooting, with user to the room punctured
Between, it allows user and is lain down with posture when taking the photograph piece.Puncture path is planned in CT film, then determines each layer alignment layers on puncture path
Development part position.If necessarily passed thirdly according to 3 points on same straight line by the straight line of any two points
Principle, realize the accurate puncture of destination organization.
Embodiment 3
The present embodiment is similar to Example 1, and difference is using the development part for having cavity.Development part is the ball of diameter 4mm
Type, extension item are stainless steel wire, and every millimeter has belt scale label, long 5mm, diameter of section 0.2mm.
The development part shell of ball-type does not develop, and there is the cavity of special shape in inside, is fabricated to after injecting Iodophor alcohol solution
There is the development part of special development shape.Under tomoscan develop section be respectively: ellipse, circle, triangle, quadrangle and
Pentagon.Its color of shell is successively are as follows: red, yellow, blue, green, purple.Every 5 different development parts form a basic unit, fixed
Cycle arrangement forms row or column on the layer of position, and keeps different development parts putting in order on rows and columns also all identical.
Embodiment 4
The present embodiment is similar to Example 3, and difference carries out MRI in user in this present embodiment, using in mri can be bright
The material of development.Have a development part of 3 hollow cavities, be sequentially arranged in inside: cod-liver oil is mixed with the cod-liver oil lotion of water and pure
Water.Wherein water weights in T1 and is mixed with the cod-liver oil lotion of water in msp signal in low signal as upper, and cod-liver oil class is in high RST,
Three is when MRI is checked by difference of significantly developing.
Embodiment 5
As shown in figure 5, the present embodiment is similar to Example 2, difference is replacing silica gel using the double-deck frame in this present embodiment
Layer is lighter.Development part is concatenated into development item with thin steel bar, then is threaded through on the frame of the double-deck frame.The double-deck frame can be selected
The hard batten of matter or acrylic item.In more smooth body surface, the small-sized straight double-deck frame is used.It, can in the body surface by curvature
To select the frame of flexible metal strip production, firmly bending makes have certain crooked radian, then fits to body surface.Upper and lower two
Even if the local spacing of layer development part is not identical, or part is not parallel, will not influence the position of user's locating development part, also not
It will affect puncture to use.
Embodiment 6
The present embodiment is similar to Example 2, and difference is being rearranged using multiple cylindricality transparent gasbags in this present embodiment
Air bag cushion replace layer of silica gel, have flexible it is also lighter.Part air bag gas leakage will not influence integral gasbag when puncture
The thickness of pad.
Embodiment 7
The present embodiment is similar to Example 2, and difference is solidifying using the silicon penetrated is easier to high resiliency in this present embodiment
Glue-line replaces layer of silica gel.
Claims (9)
1. a kind of three-dimensional development positioning device, it is characterised in that: including at least two layers of alignment layers, have multiple rule on the alignment layers
Restrain the development part of arrangement；Supporting layer is connected between two neighboring alignment layers；The development part is the development comprising developing material
Particle, the developed grain on alignment layers aligned transfer at row and column.
2. development positioning device as described in claim 1 three-dimensional, it is characterised in that: it is two neighboring in the row and/or column or
Two or more development part forms basic unit cycle arrangement；The line space of the development part is identical；The column pitch of the development part
It is identical；Development part in the same basic unit has developed image difference and difference in appearance.
3. three-dimensional development positioning device as claimed in claim 2, it is characterised in that: the developed image difference includes development figure
As shape is variant and/or developed image color is variant；The difference in appearance include development part shape it is variant and/or development part
Surface mark is variant.
4. three-dimensional development positioning device as described in claim 1, it is characterised in that: the development part includes developing material
Develop silk thread, and development silk thread aligned transfer on alignment layers is embarked on journey and/or arranged.
5. three-dimensional development positioning device as described in claim 1, it is characterised in that: the developing material includes x-ray development material
Material and/or nuclear magnetic resonance imaging material；The x-ray developing material includes metal, metal salt and iodide；The nuclear magnetic resonance is aobvious
Shadow material includes grease and paramagnetic metal salt.
6. three-dimensional development positioning device as described in claim 1, it is characterised in that: the supporting layer is with elastic and certain
The polymer material layer of transparency, supporting layer with a thickness of 10~100mm.
7. three-dimensional development positioning device as claimed in claim 6, it is characterised in that: the high molecular material is transparent silica gel
Or gel or the air cushion containing multiple air bags.
8. three-dimensional development positioning device as described in claim 1, it is characterised in that: the supporting layer is the double-deck fixed frame, branch
Support layer with a thickness of 10~100mm.
9. three-dimensional development positioning device as described in claim 1, it is characterised in that: further include fixing layer, the fixing layer is
Viscose glue or ligature；Alignment layers are fixed on body surface or supporting layer or support frame by the fixing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721837340.5U CN208974031U (en) | 2017-12-15 | 2017-12-15 | A kind of three-dimensional development positioning device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721837340.5U CN208974031U (en) | 2017-12-15 | 2017-12-15 | A kind of three-dimensional development positioning device |
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| CN208974031U true CN208974031U (en) | 2019-06-14 |
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| CN201721837340.5U Expired - Fee Related CN208974031U (en) | 2017-12-15 | 2017-12-15 | A kind of three-dimensional development positioning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042186A (en) * | 2017-12-15 | 2018-05-18 | 泗洪县正心医疗技术有限公司 | A kind of three-dimensional development positioner |
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- 2017-12-15 CN CN201721837340.5U patent/CN208974031U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042186A (en) * | 2017-12-15 | 2018-05-18 | 泗洪县正心医疗技术有限公司 | A kind of three-dimensional development positioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200922 Address after: 3 / F, building B, Dongcheng science and technology entrepreneurship Park, Miaoqiao Hengjing village, Tangqiao town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: Suzhou Keling Medical Technology Co., Ltd Address before: 223900, Jiangsu, Suqian County, Sihong province Dongcheng Cambridge District 17, 1-1 Patentee before: SIHONG ZHENGXIN MEDICAL TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20201215 |