CN204931807U - A kind of arteriopalmus locating development sheet - Google Patents
A kind of arteriopalmus locating development sheet Download PDFInfo
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- CN204931807U CN204931807U CN201520711735.5U CN201520711735U CN204931807U CN 204931807 U CN204931807 U CN 204931807U CN 201520711735 U CN201520711735 U CN 201520711735U CN 204931807 U CN204931807 U CN 204931807U
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Abstract
The utility model discloses a kind of arteriopalmus locating development sheet, comprise display device, it is characterized in that: described display device is multiple structure, be followed successively by polarized light piece, hard transparent material layer, upper transparency conducting layer, upper alignment film, liquid crystal layer, lower alignment film, transparent dot matrix conductive layer, transparent piezoelectric thin layer, lower transparency conducting layer, lower polarized light piece and pressure sensitive adhesive coupling layer from top to bottom.Also reflecting layer is provided with between described lower polarized light piece and pressure sensitive adhesive coupling layer.This utility model utilizes pulsation and not easily the pressing off property of tremulous pulse, adopt the piezoelectric property that piezoelectric type material is responsive to dynamic mechanically vibrations, and in conjunction with the intuitive of liquid crystal display, for wound vascular puncture provides a kind of cheapness visibility solution easily, greatly reduce the mortality caused owing to blindly puncturing.
Description
Technical field
This utility model relates to medical field, particularly a kind of arteriopalmus locating development sheet for arterypuncture.
Background technology
Clinical has wound vascular puncture (tremulous pulse, Deep venou), is mostly to carry out tremulous pulse or accompanying vein puncture by the touch specific arteriopalmus point in body surface specific region and traveling.Indicate in the objective indicator of body surface owing to there is no puncture vessel, arteriopalmus by room temperature, patient temperature, heart rate, blood pressure and operator's experience, finger tip thoughts and feelings, finger tip self disturbs even multiple uncontrollable factor such as emotion to affect, success rate and puncture very different consuming time, can be found everywhere to the discussion of various method arterypuncture success rate in document.And the B ultrasonic guided puncture that can be used as guiding puncture gold index is domestic due to reason that is expensive, that use mobile inconvenience at present, with regard to medical conditions domestic at present, do not have the advantage of universalness, therefore find an enough cheap visual replacement scheme extremely urgent.
Study carefully the reason of its vascular puncture failure, often cross extensively directly related with the slide displacement of target arterial, the disperse that not easily touches or beat of beating.Therefore, reduce the area experienced and beat as far as possible, reduce puncture scope, find optimum puncturing point to be only the key of puncture.Puncture out of shape closely related then with blood vessel of the success of rearmounted pipe, putting pipe and avoiding lopsided differentiated vascular in advance forward is also the problem needing to take precautions against.
Summary of the invention
This utility model provides a kind of arteriopalmus locating development sheet with low cost, easy to use.
For achieving the above object, the technical solution of the utility model is:
A kind of arteriopalmus locating development sheet, comprises display device, it is characterized in that:
Described display device is multiple structure, is followed successively by polarized light piece, hard transparent material layer, upper transparency conducting layer, upper alignment film, liquid crystal layer, lower alignment film, transparent dot matrix conductive layer, transparent piezoelectric thin layer, lower transparency conducting layer, lower polarized light piece and pressure sensitive adhesive coupling layer from top to bottom.
Further, also reflecting layer is provided with between described lower polarized light piece and pressure sensitive adhesive coupling layer.
Further, the envelope frame that described hard transparent material layer, upper transparency conducting layer, upper alignment film, liquid crystal layer, lower alignment film, transparent dot matrix conductive layer, transparent piezoelectric thin layer and lower transparency conducting layer are made by clear binder surrounds an encapsulated liquid crystals case structure.
Further, the side of described display device is provided with the inching switch that adjustment changes the contrast of required imaging and background, and described inching switch is linked on the bleeder circuit between transparency conducting layer and lower transparency conducting layer.
Further, described upper transparency conducting layer and lower transparency conducting layer can be made up by conducting membrane material of transparent.
Preferably, described can conducting membrane material be ITO conducting film, metal film, oxidation film, polymeric membrane or composite membrane.
Preferably, the PPI>300 of described transparent dot matrix conductive layer.
Preferably, described hard transparent material layer is that glass or plastics are made.
The arteriopalmus locating development sheet of above structure, when arteriopalmus pressure conduction is to transparent piezoelectric thin layer time, piezoelectric membrane upper and lower surface can produce an electric potential difference (i.e. piezoelectric effect), then liquid crystal layer upper and lower surface is acted on by loop transparency conducting layer, electric potential difference forms electric field, reach threshold potential, liquid crystal deflecting element can be driven, the persistence of arteriopalmus causes the dynamic change of electromotive force (when reaching threshold potential, liquid crystal molecule starts deflection, namely start to show minimal gray effect, when reach capacity current potential time, liquid crystal deflecting element is to maximum angle, namely maximum gray scale display effect is reached), cause the consecutive variations of liquid crystal deflecting element angle, thus light transmittance occurrence dynamics is changed, liquid crystal layer changes scintillography with pressure, namely dot matrix imaging of beating is formed, under the strengthening contrast effect in reflecting layer, macroscopic real-time display image can be formed, depict arteries position and trend, if cancel opaque reflecting layer or use translucent reflective layer, then form perspective imaging effect.In addition, adopt pressure sensitive adhesive coupling layer, effect that is fixing and coupling pressure can be provided, also there is the effect of anti-interference and low-pass filtering.
During use, site of puncture is needed to fix arteriopalmus developer sheet at body surface, first convenient pressure (use pressurization restraint device or directly press with finger) is applied to developer sheet, observation developer sheet develops, adjustment position and pressure are to reach best development effect, the contrast of required imaging and background is changed as necessary by trim voltage adjustment, reach the optimum range and optimized image effect that limit arteriopalmus, at this moment, eyes clearly can observe arteries position and trend that developer sheet glimmers in real time with pulse, and then carry out conventional tremulous pulse or accompanying vein puncture.
This utility model utilizes pulsation and not easily the pressing off property of tremulous pulse, adopt the piezoelectric property that piezoelectric type material is responsive to dynamic mechanically vibrations, and in conjunction with the intuitive (liquid crystal is predeterminable is shades of colour and positive and negative display effect) of liquid crystal display, for wound vascular puncture provides a kind of cheapness visibility solution easily, greatly reduce the mortality caused owing to blindly puncturing.This utility model has the following advantages: with low cost, and volume is small, is easy to carry; Reliability is good, can observe arteries position and the trend of pulse flicker intuitively; Facilitate easy-to-use, without the need to learning cost; Single use, can avoid cross infection, reduces valuable ultrasonic device loss and disinfection cost; Be applicable to all and need the sampling of quick vim and vigour, the invisible tremulous pulse of naked eyes and the conventional use of accompanying vein puncture, reduce repeated multiple times complication after puncture, be particularly suitable for clinic and instruct, reduce manual operation experience error, guarantee of the medical safety, applied range, market prospect is huge.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of arteriopalmus locating development sheet;
Fig. 2 is the cross section structure schematic diagram of the arteriopalmus locating development sheet of perspective formula development effect;
In figure, upper polarized light piece 1, hard transparent material layer 2, upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7, transparent piezoelectric thin layer 8, lower transparency conducting layer 9, lower polarized light piece 10, reflecting layer 11, pressure sensitive adhesive coupling layer 12, inching switch 13, envelope frame 14, encapsulated liquid crystals case structure 15, interior frame 16.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Embodiment 1
As shown in Figure 1, a kind of arteriopalmus locating development sheet, comprise display device, described indication mechanism is multiple structure, is followed successively by polarized light piece 1, hard transparent material layer 2, upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7, transparent piezoelectric thin layer 8, lower transparency conducting layer 9, lower polarized light piece 10, reflecting layer 11 and pressure sensitive adhesive coupling layer 12 from top to bottom.
Further, the envelope frame 14 that hard transparent material layer 2, upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7, transparent piezoelectric thin layer 8 and lower transparency conducting layer 9 are made by clear binder surrounds an encapsulated liquid crystals case structure 15, clear binder is preferably light-cured resin, is trapped among the four sides, outside of encapsulated liquid crystals case structure 15; Preferably, the liquid crystal cell structure of upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7 composition fences up with interior frame 16 glue; Upper polarized light piece 1, encapsulated liquid crystals case structure 15, lower polarized light piece 10, reflecting layer 11 and pressure sensitive adhesive coupling layer 12 are pasted together successively.
Preferably, in the side of display device, inching switch 13 can be installed, adjustment changes the contrast of required imaging and background, inching switch 13 is linked on the bleeder circuit between transparency conducting layer 3 and lower transparency conducting layer 9, bleeder circuit is prior art, mode can be resistance or capacitance partial pressure adjustment, or other all voltage trim modes adjust; Preferred, local, envelope frame 14 side has upper transparency conducting layer 3 electrode to draw and lower transparency conducting layer 9 forms loop by inching switch.
Preferably, upper transparency conducting layer 3 and lower transparency conducting layer 9 can be made up by conducting membrane material of transparent, availablely can comprise ITO conducting film, metal film, oxidation film, polymeric membrane or composite membrane by conducting membrane material, wherein, most preferredly make for ITO nesa coating.
Preferably, reflecting layer 11 is made by sputtering the mode such as evaporation by aluminum metal, and material technique comprises and is not limited thereto, and also can directly select the lower transparency conducting layer with certain reflection characteristic to realize reflecting effect, also can directly purchase market finished films, actual effect can be translucent or opaque.
Preferably, the PPI>300 of transparent dot matrix conductive layer, can be the modes such as printing, photoetching or splash, lattice arrangement formation is not limit.
Preferably, pressure sensitive adhesive coupling layer 12 is made up of pressure sensitive adhesive.
Preferably, hard transparent material layer 2 is made for glass or plastics, plays the effect supporting whole display device.
When arteriopalmus pressure conduction is to transparent piezoelectric thin layer time, piezoelectric membrane upper and lower surface can produce an electric potential difference (i.e. piezoelectric effect), then liquid crystal layer upper and lower surface is acted on by loop transparency conducting layer, electric potential difference forms electric field, reach threshold potential, liquid crystal deflecting element can be driven, the persistence of arteriopalmus causes the dynamic change of electromotive force, cause the consecutive variations of liquid crystal deflecting element angle, thus light transmittance occurrence dynamics is changed, liquid crystal layer changes scintillography with pressure, namely dot matrix imaging of beating is formed, under the strengthening contrast effect in reflecting layer, macroscopic real-time display image can be formed, depict arteries position and trend.
Embodiment 2
As shown in Figure 2, a kind of arterial pulse locating development sheet, comprise display device, described indication mechanism is multiple structure, is followed successively by polarized light piece 1, hard transparent material layer 2, upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7, transparent piezoelectric thin layer 8, lower transparency conducting layer 9, lower polarized light piece 10 and pressure sensitive adhesive coupling layer 12 from top to bottom.
Further, the envelope frame 14 that hard transparent material layer 2, upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7, transparent piezoelectric thin layer 8 and lower transparency conducting layer 9 are made by clear binder surrounds an encapsulated liquid crystals case structure 15, clear binder is preferably light-cured resin, is trapped among the four sides, outside of encapsulated liquid crystals case structure 15; Preferably, the liquid crystal cell structure of upper transparency conducting layer 3, upper alignment film 4, liquid crystal layer 5, lower alignment film 6, transparent dot matrix conductive layer 7 composition fences up with interior frame 16 glue; Upper polarized light piece 1, encapsulated liquid crystals case structure 15, lower polarized light piece 10 and pressure sensitive adhesive coupling layer 12 are pasted together successively.
Preferably, in the side of display device, inching switch 13 can be installed, adjustment changes the contrast of required imaging and background, inching switch 13 is linked on the bleeder circuit between transparency conducting layer and lower transparency conducting layer, bleeder circuit is prior art, mode can be resistance or capacitance partial pressure adjustment, or other all voltage trim modes adjust; Preferred, local, envelope frame 14 side has upper transparency conducting layer 3 electrode to draw and lower transparency conducting layer 9 forms loop by inching switch.
Preferably, upper transparency conducting layer 3 and lower transparency conducting layer 9 can be made up by conducting membrane material of transparent, availablely can comprise ITO conducting film, metal film, oxidation film, polymeric membrane or composite membrane by conducting membrane material, wherein, most preferredly make for ITO nesa coating.
Preferably, the PPI>300 of transparent dot matrix conductive layer, can be the modes such as printing, photoetching or splash, lattice arrangement formation is not limit.
Preferably, pressure sensitive adhesive coupling layer 12 is made up of pressure sensitive adhesive.
Preferably, hard transparent material layer 2 is made for glass or plastics, plays the effect supporting whole display device.
When arteriopalmus pressure conduction is to transparent piezoelectric thin layer time, piezoelectric membrane upper and lower surface can produce an electric potential difference (i.e. piezoelectric effect), then liquid crystal layer upper and lower surface is acted on by loop transparency conducting layer, electric potential difference forms electric field, reach threshold potential, liquid crystal deflecting element can be driven, the persistence of arteriopalmus causes the dynamic change of electromotive force, cause the consecutive variations of liquid crystal deflecting element angle, thus light transmittance occurrence dynamics is changed, liquid crystal layer changes scintillography with pressure, namely dot matrix imaging of beating is formed, final people is by being observed visually the real-time display image of perspective, depict arteries position and trend.
The using method of above-described embodiment 1 and embodiment 2 includes following steps: need site of puncture to fix arteriopalmus developer sheet at body surface, first convenient pressure (use pressurization restraint device or directly press with finger) is applied to developer sheet, observation developer sheet develops, adjustment position and pressure are to reach best development effect, adjustment pressure is by pressing, air pressure, the pressuring methods such as constraint, if necessary, the contrast of required imaging and background is changed by trim voltage adjustment, at this moment, eyes clearly can observe arteries position and trend that developer sheet glimmers in real time with pulse, and then carry out conventional tremulous pulse or accompanying vein puncture.
Claims (8)
1. an arteriopalmus locating development sheet, comprises display device, it is characterized in that:
Described display device is multiple structure, is followed successively by polarized light piece (1), hard transparent material layer (2), upper transparency conducting layer (3), upper alignment film (4), liquid crystal layer (5), lower alignment film (6), transparent dot matrix conductive layer (7), transparent piezoelectric thin layer (8), lower transparency conducting layer (9), lower polarized light piece (10) and pressure sensitive adhesive coupling layer (12) from top to bottom.
2. a kind of arteriopalmus locating development sheet according to claim 1, is characterized in that:
Reflecting layer (11) is also provided with between described lower polarized light piece (10) and pressure sensitive adhesive coupling layer (12).
3. a kind of arteriopalmus locating development sheet according to claim 1 and 2, is characterized in that:
The envelope frame (14) that described hard transparent material layer (2), upper transparency conducting layer (3), upper alignment film (4), liquid crystal layer (5), lower alignment film (6), transparent dot matrix conductive layer (7), transparent piezoelectric thin layer (8) and lower transparency conducting layer (9) are made by clear binder surrounds an encapsulated liquid crystals case structure (15).
4. a kind of arteriopalmus locating development sheet according to claim 1 and 2, is characterized in that:
The side of described display device is provided with the inching switch (13) that adjustment changes the contrast of required imaging and background, and described inching switch (13) is linked on the bleeder circuit between transparency conducting layer (3) and lower transparency conducting layer (9).
5. a kind of arteriopalmus locating development sheet according to claim 1 and 2, is characterized in that:
Described upper transparency conducting layer (3) and lower transparency conducting layer (9) can be made up by conducting membrane material of transparent.
6. a kind of arteriopalmus locating development sheet according to claim 5, is characterized in that:
Described can conducting membrane material be ITO conducting film, metal film, oxidation film, polymeric membrane or composite membrane.
7. a kind of arteriopalmus locating development sheet according to claim 5, is characterized in that:
The PPI>300 of described transparent dot matrix conductive layer (7).
8. a kind of arteriopalmus locating development sheet according to claim 1, is characterized in that:
Described hard transparent material layer (2) is made for glass or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711735.5U CN204931807U (en) | 2015-09-15 | 2015-09-15 | A kind of arteriopalmus locating development sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711735.5U CN204931807U (en) | 2015-09-15 | 2015-09-15 | A kind of arteriopalmus locating development sheet |
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| Publication Number | Publication Date |
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| CN204931807U true CN204931807U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520711735.5U Expired - Fee Related CN204931807U (en) | 2015-09-15 | 2015-09-15 | A kind of arteriopalmus locating development sheet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105078582A (en) * | 2015-09-15 | 2015-11-25 | 辜春霖 | Arterial pulse positioning development sheet |
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2015
- 2015-09-15 CN CN201520711735.5U patent/CN204931807U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105078582A (en) * | 2015-09-15 | 2015-11-25 | 辜春霖 | Arterial pulse positioning development sheet |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20170915 |
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| CF01 | Termination of patent right due to non-payment of annual fee |