CN1657108A - Membrane type sensitive back blood heating-magnetization filter - Google Patents
Membrane type sensitive back blood heating-magnetization filter Download PDFInfo
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- CN1657108A CN1657108A CN 200410004501 CN200410004501A CN1657108A CN 1657108 A CN1657108 A CN 1657108A CN 200410004501 CN200410004501 CN 200410004501 CN 200410004501 A CN200410004501 A CN 200410004501A CN 1657108 A CN1657108 A CN 1657108A
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- warm
- elastica
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- type sensitive
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Abstract
A membrane-type high-sensitivity heating-magnetizing filter for the back-flowing blood is composed of a three-way casing with liquid inlet tube, liquid outlet tube and cavity, a filtering membrane and its supporter, a base, and an elastic membrane for providing the pressure needed by back-flowing blood. It features its heating and magnetizing functions.
Description
Technical field
The present invention relates to medical equipment, the warm magnetization filter of particularly a kind of membrane type sensitive blood-return is used to be connected in person of modern times's body end 10-40 centimeters of infusion pipeline, and realizes the venipuncture blood back arbitration functions under the 0-30cm water column vein pressure condition; Efficient heated constant temperature control function; Four functions such as permanent-magnetic field magnetization medicinal liquid function that continues and high accuracy medical filtration function.
Background technology
Prior art is that the patent No. that the inventor invents is ZL 93 1 01648.7 patents of invention " volume-expanding pressure-reducing blood return device ", the venipuncture blood back arbitration functions of this device is to utilize " tabernacle shape capsule " to realize the technology of blood back, have the required pressure of blood back big (promptly sensitive especially), the manufacturing cost height, the package technique difficulty is big, percent defective is high and use in problem such as pneumatosis easily.
Summary of the invention
Purpose of the present invention just provides the warm magnetization filter of a kind of membrane type sensitive blood-return, the required pressure of blood back that exists with the solution prior art is big, the manufacturing cost height, the package technique difficulty is big, the problem of easy pneumatosis in percent defective height and the use, and increase heating and magnetized function, at the requirement of high accuracy filtering function with the drug solubility that may face when low temperature is infused reduces and can improve the dissolubility that temperature above the filter membrane improves medicinal liquid in micropore edge crystallization blocking problem easily, the effective storage life of the total flow of filter membrane and prolongation filter membrane cooperates the active enhancing of magnetized liquid to assist the dissolving of strengthening medicinal liquid and the activity that improves water body in addition.
Technical scheme of the present invention is:
Comprise three-way body 1, filter membrane 2, filtration membrane cartridge 3 and elastica 4, on three-way body 1, be respectively equipped with feed tube 10 and drain pipe 6, be provided with filtration membrane cartridge 3 between feed tube 10 in the cavity 8 of three-way body 1 and the drain pipe 6 and reach by the filter membrane 2 that it supported, the upstream of this filter membrane 2 is feed tubes 10; One side of the cavity of facing at described filtration membrane cartridge 38 is a concave surface, is provided with planar elastica 4 on this concave surface, and its periphery is tightly connected with periphery of described concave surface.
In the concave surface of described three-way body 1 with bottom 11, by this bottom 11 with the end opening of elastica 4 sealing and fixing at three-way body 1; At this end opening place heater 14 is installed, is had temperature detecting head 12 and connected temperature controller 16 on this heater 14, the thermometer hole 5 that temperature detecting head 12 passes on the bottom 11 contacts with elastica 4.
Be provided with magnetizing head 13 at the top of described three-way body 1.
Described magnetizing head 13 is to be made by Nd-Fe-B rare earth permanent magnetic material, and its magnetic field intensity is between 100-3000 Gauss.
Described elastica 4 is made by elastic rubber or plastic material; Thickness is at 0.02mm to 2mm.
Described elastica 4 is circular flat thin film.
Described elastica 4 has the gap of the 0.01mm to 5mm that can expand and realizes fixing and sealing by the outer rim of described bottom 11 and the end opening inner edge clamping of cavity 8 with the inboard of described bottom 11.
Described bottom 11 is to be made by the metallic film material or the nonmetallic materials of permanent magnetism, and its thickness is at 0.01mm～1.0mm, and its magnetic field intensity has good heat conductivity simultaneously in 100-1000 Gauss, and can keep magnetic more than 2 years.
The heat transfer area of described bottom 11 is at 70mm
2To 800mm
2Between or its diameter between 10mm to 30mm.
Use the reducing joint portion that is positioned intravenous needle tubule and transfusion extra heavy pipe at described three-way body 1, apart from intravenous needle 10mm to 50mm.
The present invention utilizes the deformation of planar elastica to provide the space of overflowing for blood back, because the area of elastica is big, and easy deformation, so greatly reduce the required pressure of blood back, and simplify the structure, reduced production cost, production efficiency and yield rate have been improved, easy to accumulate gas not in the cavity.Its heating and magnetizing function have further improved the suitability.
Description of drawings
Fig. 1 is the population structure cross-sectional schematic of an embodiment of the present invention;
Fig. 2 is the embodiment population structure cross-sectional schematic that the present invention has heater and magnetizing head;
Fig. 3 is the curve chart of required blood back pressure p of the present invention and prior art and blood back amount v.
The specific embodiment
Referring to Fig. 1, this embodiment comprises three-way body 1, filter membrane 2, filtration membrane cartridge 3 and elastica 4, right-hand member and left end at three-way body 1 are respectively equipped with feed tube 10 and drain pipe 6, be provided with filtration membrane cartridge 3 between feed tube 10 in the cavity 8 of three-way body 1 and the drain pipe 6 and reach by the filter membrane 2 that is supported above it, the top cavity of this filter membrane 2 is adjacent with feed tube 10.The bottom of the cavity of facing at filtration membrane cartridge 38 is lids 17 that are plugged on the main body of three-way body 1, the inboard of this lid is by a plurality of concentric bulge loops 18, the top of each bulge loop constitutes concave surface, on this concave surface, be provided with planar elastica 4, the periphery of elastica 4 is connected to the periphery of the body openings of three-way body 1 by a bulge loop 18 of described outermost, realizes being tightly connected.Filter membrane support 3 is by being located at the keeper 7 clampings location of cavity 8 inboards.
Referring to Fig. 2, this embodiment has increased magnetizing head 13, heater 14, bottom 11, temperature detecting head 12 and temperature controller 16 on the basis of a last embodiment, in the concave surface of described three-way body 1 with bottom 11, by this bottom 11 with the end opening of elastica 4 sealing and fixing at three-way body 1; At this end opening place heater 14 is installed, is had temperature detecting head 12 and connected temperature controller 16 on this heater 4, the thermometer hole 5 that temperature detecting head 12 passes on the bottom 11 contacts with elastica 4.
Embodiment below in conjunction with Fig. 2 elaborates to 26S Proteasome Structure and Function of the present invention.
A, low pressure blood back function: on three-way body 1, be respectively equipped with feed tube 10, drain pipe 6 and the cavity 8 that Open Side Down.The filtering function that filter membrane 2 is realized medicinal liquid is supported by filtration membrane cartridge 3 in top at three-way body 1, and the upstream of this filter membrane 2 is feed tubes 10; Medicinal liquid after filtering enters cavity 8, and drain pipe 6 is connected in the downstream of this cavity 8, and medicinal liquid can enter the intravenous needle pipeline through this chamber.The flexible film in the bottom of cavity 84 sealing under sheds are bottoms 11 in the lower end of elastica 4, by this bottom 11 with elastica 4 sealing and fixing at three-way body 1 end opening.The bottom of cavity 8 is a concave surface, and bottom 11 abuts against on this concave surface.During cavity in medicinal liquid is full of three-way body 1 and when being communicated with vein, elastica 4 is in 0 pressure state when the needle point after initial aerofluxus and 1 one horizontal planes of this three-way body, when needle point thrusts blood vessel since endovascular pressure greater than 0, can pass through the interior liquid effects of intravenous needle pipeline on elastica 4 by conducting pressure, with its outside expansion, in the pipeline that makes blood to reflux to enter the intravenous needle rear portion and show the function of blood back.New venipuncture blood back arbitration functions is that the blood back technology of patent of invention " volume-expanding pressure-reducing blood return device " (patent No.: ZL 93 1 01648.7) that the former inventor is invented is further improved, venipuncture blood back arbitration functions originally is to utilize " tabernacle shape capsule " to realize the technology of blood back, there is blood back pressure big (promptly not sensitive especially), the technical costs height, the package technique difficulty is big, percent defective is high and use in bad production management and clinical use problem such as pneumatosis easily." thin film " of the present invention new blood back technology has reached low material cost (reducing by 60% than the former), high application performance, reliable production and assembly, very high product percent of pass and the purpose of clinical use safety and reliability, its initial blood back force value is very low, and the sensitivity of puncture blood back is very high.Therefore the present invention's design has reached theoretical optimum.Above-mentioned prior art is to overcome initial deformation drag from high pressure points to realize blood back, and new blood back technology of the present invention to be theoretically resistance at zero point begin to be out of shape realizes blood back, so the present invention has the change and the raising of essence.The venous pressure that the initial minimum blood back pressure of prior art is 20 centimeter water column height; Initial minimum blood back pressure P of the present invention is that 0 centimeter water column venous pressure is (referring to Fig. 3, thick line a is the present invention among the figure, fine rule b is a prior art), for any hypotensive patient the very clear and definite result of use and the ability of auxiliary judgment are arranged all, can judge the position of needle point inside and outside human vas more delicately.Reduced the volume of blood back pressure chamber and the outflow path of liquid in addition, make the initial stage aerofluxus more smoothly and reduced possible pneumatosis space.
B, thin film heating: the present invention initiates the heater 14 of design and the unique texture of cavity 8 and connected feed tube 10 and drain pipe 6, make transfusion the time through cavity 8 of the present invention, be that medicinal liquid enters before the scalp acupuncture vein tubule, formation cushions and is accurately heated by large tracts of land bottom 11 and elastica 4 by heater 14, thereby realizes heating-up temperature adjustment function.Medicinal liquid enters the top of cavity 8 from feed tube 10, and through flowing slowly in the bottom of this cavity 8 after filter membrane 2 filtrations, earlier the bottom 11 of the metallic film manufacturing that can heat is heated by heater 14, the elastica 4 of interval 0.02mm-2mm thickness is again to its heating then, final through the medicinal liquid in the elastica 4 indirect cavitys 8, form a high efficiency, large tracts of land heating region.The diameter of this heating region amasss at 70-340mm at 10-20mm or THS
2Realize temperature detection and signal feedback by temperature detecting head 12 direct contact resilient films 4 in addition, measure and adjust the fluid temperature of cavity 8 indirectly.This heater 14 is connected with temperature controller 16 by circuit 15 with detecting head 12.
Slower at cavity 8 inner liquid medicine velocity ratios, the metal irony thin film of heating is that bottom 11 can be surveyed, feed back the temperature of medicinal liquid and realize the temperature adjustment simultaneously with conductive form heating medicinal liquid with temperature detecting head 12 with adequate time, realization is to the purpose of high efficiency heating of medicinal liquid and precise dose control, control enters the interior fluid temperature of human vas between 10-50 ℃ of degree, reached the purpose of high efficiency " instant heating promptly advances, accurately control ".Avoid thermal loss and the big disadvantage of temperature control difficulty when other local heating of infusion pipeline, the safe voltage (12 volts of unidirectional currents) and the metallic film of control add the temperature technique first Application on transfusion device easily with high-efficiency and low-cost, make heating element heater bottom 11 and the medicinal liquid elastica 4 of 0.02-2mm at interval, improved speed, precision that the control of the efficiency of heating surface and temperature is adjusted greatly, made the hommization more of this product, import the medicinal liquid of " warm " for the patient.First with the tail end of heating location design, be in addition in order to realize that better the medicinal liquid after the heating enters in the body fast, to have reduced the heat loss, be more prone to control at the intravenous needle flexible pipe.
The advantage of this 26S Proteasome Structure and Function is as follows:
1, in cavity 8, realizes the warm function of medicinal liquid, the recrystallize and the particles agglomerate of ultramicro powder under high level that can reduce in the micropore of medicinal liquid on filter membrane are stopped up, during for the medication infusion of insoluble or easy recrystallize, help the dissolving and the circulation of active drug composition, reduce drug crystallization, improve flow velocity and flow.
2, the other special case history of patient or life index sensitivity a little less than cold district is especially for long-term critical patient, old germling, warm transfusion can reduce the cold liquid of low temperature to the long cold stimulation of blood vessel and surrounding tissue and cause vasoconstriction, blood flow reduces, transfusion such as vascular inflammation that local organization ischemic undernutrition and local vascular, tissue low-temperature cause and surrounding tissue inflammation complication; The state of an illness that warm transfusion helps the patient is steady, and this function can be used as option clinical.
C, magnetization medicinal liquid: initiative is used magnetization medicinal liquid device.Adopt two kinds of permanent-magnetic fields:
1, common standing magnetic field intensity is the permanent-magnetic field that is produced through the magnetization back by the metallic film bottom 11 that transfusion device is provided for oneself between 100-800 Gauss, and its magnetic field sees through elastica 4 magnetization medicinal liquids;
2, the enhancement magnetism field intensity is with the top magnetization medicinal liquid of high-intensity field element magnetizing head 13 by threeway 1 between 1500-2000 Gauss.Two kinds of permanent-magnetic field magnetic lines of force can be realized magnetization fully to medicinal liquid in the slow cavity 8 of flow velocity.The irony thin film bottom 11 of permanent-magnetic field also is simultaneously the element of heating, promptly medicinal liquid is realized that heating realizes the magnetization to medicinal liquid simultaneously again, and is enclosed in the bottom of cavity 8 as the protection structure.Applied in an embodiment high-intensity magnetic field magnetizing head 13 is Nd-Fe-B rare earth permanent magnetic materials.
Hydrone itself is exactly a small magnet, and wherein hydrogen one end is positively charged, and oxygen one end is electronegative, inhales principle according to positive negative, and many hydrones will be inhaled by head and the tail mutually, connect to huge " micel ".This macromolecular mass can weaken the biological activity of hydrone.In undressed light water, this water clusters is more, and activated hydrone seldom.But light water has broken through the water clusters that original silk floss closes through behind the action of a magnetic field, makes it become single activated hydrone.Magnetized medicinal liquid can make human body directly obtain magnetic water, helps the maintenance of health.
The advantage of this 26S Proteasome Structure and Function is: medically, magnetized drinking water not only can kill various bacteria and virus, Can also treat various diseases. For example magnetized drinking water is to treating various lithiasis (gall stone, vesical calculus, kidney Calculus etc.), stomach trouble, hypertension, diabetes and flu etc. are all effective in cure. For the people who does not have disease, normal The drink magnetized drinking water can also play the effect of illness prevention and fitness.
Claims (10)
1, the warm magnetization filter of a kind of membrane type sensitive blood-return, it is characterized in that: comprise three-way body (1), filter membrane (2), filtration membrane cartridge (3) and elastica (4), on three-way body (1), be respectively equipped with feed tube (10) and drain pipe (6), be provided with filtration membrane cartridge (3) between feed tube (10) in the cavity (8) of three-way body (1) and the drain pipe (6) and reach by the filter membrane (2) that it supported, the upstream of this filter membrane (2) is feed tube (10); One side of the cavity of facing at described filtration membrane cartridge (3) (8) is a concave surface, is provided with planar elastica (4) on this concave surface, and its periphery is tightly connected with periphery of described concave surface.
2, the warm magnetization filter of membrane type sensitive blood-return according to claim 1, it is characterized in that: in the concave surface of described three-way body (1) with bottom (11), by this bottom (11) with the end opening of elastica (4) sealing and fixing in three-way body (1); At this end opening place heater (14) is installed, is had temperature detecting head (12) and connected temperature controller (16) on this heater (14), the thermometer hole (5) that temperature detecting head (12) passes on the bottom (11) contacts with elastica (4).
3, the warm magnetization filter of membrane type sensitive blood-return according to claim 1 is characterized in that: be provided with magnetizing head (13) at the top of described three-way body (1).
4, the warm magnetization filter of membrane type sensitive blood-return according to claim 3, it is characterized in that: described magnetizing head (13) is to be made by Nd-Fe-B rare earth permanent magnetic material, and its magnetic field intensity is between 100-3000 Gauss.
5, the warm magnetization filter of membrane type sensitive blood-return according to claim 1, it is characterized in that: described elastica (4) is made by elastic rubber or plastic material; Thickness is at 0.02mm to 2mm.
6, the warm magnetization filter of membrane type sensitive blood-return according to claim 1, it is characterized in that: described elastica (4) is the circular flat thin film.
7, the warm magnetization filter of membrane type sensitive blood-return according to claim 6 is characterized in that: described elastica (4) has the gap of the 0.01mm to 5mm that can expand and realizes fixing and sealing by the outer rim of described bottom (11) and the end opening inner edge clamping of cavity (8) with the inboard of described bottom (11).
8, the warm magnetization filter of membrane type sensitive blood-return according to claim 2, it is characterized in that: described bottom (11) is to be made by the metallic film material or the nonmetallic materials of permanent magnetism, its thickness is at 0.01mm～1.0mm, its magnetic field intensity is in 100-1000 Gauss, have good heat conductivity simultaneously, and can keep magnetic more than 2 years.
9, the warm magnetization filter of membrane type sensitive blood-return according to claim 2, it is characterized in that: the heat transfer area of described bottom (11) is at 70mm
2To 800mm
2Between or its diameter between 10mm to 30mm.
10, according to the warm magnetization filter of any one described membrane type sensitive blood-return of claim 1～9, it is characterized in that: use the reducing joint portion that is positioned intravenous needle tubule and transfusion extra heavy pipe at described three-way body (1), apart from intravenous needle 10mm to 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100045013A CN100348280C (en) | 2004-02-19 | 2004-02-19 | Membrane type sensitive back blood heating-magnetization filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100045013A CN100348280C (en) | 2004-02-19 | 2004-02-19 | Membrane type sensitive back blood heating-magnetization filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1657108A true CN1657108A (en) | 2005-08-24 |
| CN100348280C CN100348280C (en) | 2007-11-14 |
Family
ID=35006936
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100045013A Expired - Fee Related CN100348280C (en) | 2004-02-19 | 2004-02-19 | Membrane type sensitive back blood heating-magnetization filter |
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| CN (1) | CN100348280C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100441246C (en) * | 2006-07-12 | 2008-12-10 | 贾宇东 | Tunnel film type sensitive blood-back vena needle |
| CN102091378A (en) * | 2011-02-16 | 2011-06-15 | 贾宇东 | Retaining needle capable of being closed by virtue of positive pressure and displaying blood back |
| CN109157701A (en) * | 2018-09-27 | 2019-01-08 | 浙江新德意医疗科技股份有限公司 | A kind of disposable precision filter infusion set |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226457Y (en) * | 1995-08-15 | 1996-05-08 | 贾宇东 | Enlarging volume decompression returned blood device |
| US5984895A (en) * | 1998-01-15 | 1999-11-16 | Merit Medical Systems, Inc. | Vascular blood flashback containment device with improved sealing capability |
| CN2675145Y (en) * | 2004-02-19 | 2005-02-02 | 陈志清 | Membrane type sensitive warming and magnetizing filter for blood backflow |
-
2004
- 2004-02-19 CN CNB2004100045013A patent/CN100348280C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100441246C (en) * | 2006-07-12 | 2008-12-10 | 贾宇东 | Tunnel film type sensitive blood-back vena needle |
| CN102091378A (en) * | 2011-02-16 | 2011-06-15 | 贾宇东 | Retaining needle capable of being closed by virtue of positive pressure and displaying blood back |
| CN109157701A (en) * | 2018-09-27 | 2019-01-08 | 浙江新德意医疗科技股份有限公司 | A kind of disposable precision filter infusion set |
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| Publication number | Publication date |
|---|---|
| CN100348280C (en) | 2007-11-14 |
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Granted publication date: 20071114 Termination date: 20140219 |