CN107007896A - Blood purification instrument blood circuit main folder valve protection cover - Google Patents
Blood purification instrument blood circuit main folder valve protection cover Download PDFInfo
- Publication number
- CN107007896A CN107007896A CN201710284816.5A CN201710284816A CN107007896A CN 107007896 A CN107007896 A CN 107007896A CN 201710284816 A CN201710284816 A CN 201710284816A CN 107007896 A CN107007896 A CN 107007896A
- Authority
- CN
- China
- Prior art keywords
- folder
- protection cover
- valve
- folder valve
- valve protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1601—Control or regulation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3626—Gas bubble detectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/15—Detection of leaks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
Abstract
The invention provides a kind of blood purification instrument blood circuit main folder valve protection cover, the protective cover includes：Valve main part, folder valve protection cover base, folder valve protection cover main part, folder valve protection cover lid, steering wheel, folder valve connecting plate, folder clack valve piece are pressed from both sides, wherein：Output gear, the output gear of folder clack valve piece bottom insertion steering wheel and fixation are housed on the output shaft of steering wheel；Folder valve main part is fastened with steering wheel by fixture；Valve connecting plate is pressed from both sides to install with folder valve main part through blood purification instrument casing by fastener with folder valve protection cover base, folder valve protection cover main part；Folder valve protection cover lid is connected by one thin axle with folder valve protection cover base, and attracting device is housed with folder valve protection cover base relevant position in folder valve protection cover lid.Present invention folder valve control accuracy is high, and control is reliable, further integrates leakage blood sensor, air bubble sensor, folder valve, it is ensured that therapeutic process effect and the safety of patient.
Description
Technical field
The present invention relates to blood purification technology field, in particular it relates to which a kind of blood purification instrument blood circuit main folder valve is protected
Shield.
Background technology
Blood purification is that the blood of patient is drawn into external, removes some of which morbid substance, and purification blood is controlled with reaching
Treat the purpose of disease.
Arteriovenous passage is first set up before blood purification, arterial end blood is introduced into plasma separator, through centrifugation, makes blood
Liquid is purified, and is then fed back the blood after purification by vein end again internal.
During human body is fed back, when being mixed into air in blood circuit, patient is likely to occur expiratory dyspnea, pectoralgia, coughed
Cough, drop in blood pressure, asthma, severe patient will cause stupor and dead.Meanwhile, if dialyzer rupture of membranes, air largely enter dialyzate
Timely action is taken without crucial sensor and alarm and machine, serious malpractice can be all produced.
Through retrieval, Publication No. CN 204468815U (application numbers：201520102075.0) Chinese invention patent, should
A kind of protective cover of haemodialysis of disclosure of the invention, including protection cover body, the protection cover body provided with several the
One perforation, the relative both sides of the protection cover body are respectively equipped with several the second perforation, and the second perforation is located at protective cover body
In lateral grooves.The invention provide haemodialysis protective cover be easy to medical personnel put in finger experience blood flow speed
Degree, checks the treatment dynamic of patient, can also fix protective cover on different sick beds and equipment, accordingly even when suffering from any time
Person accidentally swings body and also treatment will not be impacted, and simple in construction, and operating aspect, flexibility is strong.
But above-mentioned patent is the problem of can not solve blood air detection, also without crucial sensor and alarm, still
It is old to produce serious malpractice.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of blood purification instrument blood circuit main folder valve guarantor
Shield, the protective cover folder valve control accuracy is high, further integrates leakage blood sensor, air bubble sensor, folder valve, it is ensured that
Therapeutic process effect and the safety of patient.
To realize object above, the present invention provides a kind of blood purification instrument blood circuit main folder valve protection cover, including：Press from both sides valve
Main part, folder valve protection cover base, folder valve protection cover main part, folder valve protection cover lid, steering wheel, folder valve connecting plate, folder clack valve piece, its
In：Output gear, the output gear of the folder clack valve piece bottom insertion steering wheel and fixation are housed on the output shaft of the steering wheel；Institute
State folder valve main part to fasten with steering wheel, folder valve main part is arranged on the side of the folder valve connecting plate, the folder valve protection cover base, folder
Valve protection cover main part is arranged on the opposite side of the folder valve connecting plate, and the folder valve protection cover base is provided with cavity, the folder
Valve protection cover main part is arranged in the cavity；The folder valve main part, folder valve connecting plate, folder valve protection cover base and folder valve are protected
Shield main part is connected by fastener；The folder valve protection cover lid is connected by a thin axle with the folder valve protection cover base,
Attracting device is housed with folder valve protection cover base correspondence position in the folder valve protection cover lid, the attracting device makes folder valve protection
Cover lid is opened and closed along the axial direction of the thin axle.
Preferably, the protective cover further comprises four sensors, and four sensors are located at the folder clack valve piece respectively
Upper and lower ends, the folder valve protection cover lid by being pressed into four naturally during the attracting device automatic pick by blood circuit pipeline
The detection mouth of individual sensor, if there is any one sensor to send alarm signal in four sensors, the folder clack valve piece is then closed
Close, cut off blood circuit.
It is highly preferred that four sensors are respectively：
Three air bubble sensors, for detecting the bubble in blood circuit pipeline；
Whether one leakage blood sensor, blood is leaked for the color detection according to blood circuit pipeline；
Wherein：Two air bubble sensors are arranged at the folder clack valve piece upper end, another air bubble sensor and a leakage blood
Sensor is arranged at the folder clack valve piece lower end.
Preferably, pack port is provided with the folder valve protection cover lid, when folder valve protection cover lid is closed in adhesive,
The pipe of blood circuit pipeline can be pressed in sensor test position by pack port.
It is highly preferred that the pack port is the pack port of " W " shape, wherein the lower end sunk part of " W " shape is blood circuit
The external diameter of pipeline.When folder valve protection cover lid is closed in adhesive, blood circuit pipeline can be pressed in sensing by the pack port of " W " shape
Device test position.
Preferably, the folder clack valve piece, its working portion is in eccentric " D " shape curve, when the steering wheel drives the folder valve
When tongue piece rotates to the arc surface of " D " shape curve with blood circuit pipeline contact, the folder valve main part cuts off blood circuit；Work as institute
When stating steering wheel and driving the folder clack valve piece to rotate to the arc surface of " D " shape curve and leave blood circuit pipeline, the folder valve main part
Do not work, the free flow in blood circuit pipeline；The folder valve main part in the course of the work clamping degree with described
The contact area of folder clack valve piece " D " shape curve arc surface and blood circuit pipeline becomes big and clamped, and can completely cut through blood time
The circulation on road.
Preferably, the correspondence position of folder valve protection cover base and folder the valve protection cover main part is provided with notch, and blood is returned
Road pipeline passes through the notch of folder valve protection cover base and folder valve protection cover main part after being come out from venous chambers.
Preferably, the folder clack valve piece is provided with the intermeshing tooth form of output gear with the steering wheel.
Preferably, the mounting plane of the steering wheel is parallel with folder valve main part.
Compared with prior art, the present invention has following beneficial effect：
1st, speed is controllable in the course of the work for the steering wheel in the present invention, and output gear is housed on the output shaft of the steering wheel,
The output gear of the folder clack valve piece bottom insertion steering wheel and fixation, further, output gear and the folder clack valve piece bottom of steering wheel
The tooth form intermeshing that portion stamps out, steering wheel rotation drives the piece rotation of folder clack valve, so that folder valve control accuracy is high, control can
Lean on.
2nd, further, the folder clack valve piece working portion in the present invention is in eccentric " D " shape curved profile design, and the design makes
The control that must be pressed from both sides between valve main part, steering wheel and blood circuit pipeline is more convenient and accurate, it is ensured that therapeutic process effect and
The safety of patient.
3rd, further, " W " shape pack port configuration design on folder valve protection cover lid in the present invention causes lid certainly
Pipeline is naturally pressed into sensor detection mouth, the treatment detection of the stabilization and safety of favourable configurations during dynamic adhesive.
4th, further, the present invention is also integrated with four sensors totally two kinds of detection functions, and bubble and leakage blood are detected respectively,
Energy and alarm, quadruple detecting system provide safer treatment.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is one embodiment of the invention blood circuit main folder valve protection cover pie graph；
Fig. 2, Fig. 3 are one embodiment of the invention assembling side elevation and front view；
Fig. 4 is one embodiment of the invention operating diagram；
In figure：1 is folder valve main part, and 2 be folder valve protection cover base, and 3 be folder valve protection cover main part, and 4 be folder valve protection cover lid
Son, 5 be steering wheel, and 6 be folder valve connecting plate, and 7 be folder clack valve piece, and 8 be fixed bolt, and 9 be fixing nut, 10 tongue piece fixing screws,
11st, 12 be two quiet infrared sensors, and 13 be ultrasonic sensor, and 14 be quiet infrared sensor, and 15 be attracting device, and 16 be blood
Liquid circuit lines.
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that to the ordinary skill of this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
As shown in figure 1, be the topology view of the embodiment of blood purification instrument blood circuit main folder valve protection cover one of the present invention, should
Embodiment includes：Press from both sides valve main part 1, folder valve protection cover base 2, folder valve protection cover main part 3, folder valve protection cover lid 4, steering wheel 5, folder
Valve connecting plate 6, folder clack valve piece 7, wherein：
Output gear is housed, the output gear of the bottom of the folder clack valve piece 7 insertion steering wheel is simultaneously on the output shaft of the steering wheel 5
It is fixed；The folder valve main part 1 is fastened with steering wheel, and folder valve main part 1 is arranged on the side of the folder valve connecting plate 6, and the folder valve is protected
Shield base 2, folder valve protection cover main part 3 are arranged on the opposite side of the folder valve connecting plate 6, and the folder valve protection cover base 2
Provided with cavity, the folder valve protection cover main part 3 is arranged in the cavity；The folder valve main part 1, folder valve connecting plate 6, folder valve are protected
Shield base 2 and folder valve protection cover main part 3 are connected by fastener；The folder valve protection cover lid 4 passes through a thin axle and institute
State folder valve protection cover base 2 to connect, filled in the folder valve protection cover lid 4 with folder valve protection cover base correspondence position equipped with adhesive
15 are put, the attracting device 15 makes folder valve protection cover lid 4 be opened and closed along the axial direction of the thin axle.
In some embodiments, the bottom of folder clack valve piece 7 stamps out the output gear one with steering wheel 5 in process
The tooth form of sample, during assembling, will press from both sides the bottom of clack valve piece 7 and inserts the output gear of steering wheel 5, and fixed with tongue piece fixing screws 10；Enter
One step, the output gear, its number of teeth is 25, and modulus is 0.5, and pressure angle is 60 °, and the output gear of the structure can be with institute
State folder clack valve piece 7 very well to coordinate, the steering wheel 1, the reliable connection of the folder clack valve piece 7 are realized, so as to pass through the steering wheel 1
Rotation drives the folder clack valve piece 7 to rotate.
In some embodiments, the installation of the steering wheel 5 and the folder valve main part 1 passes through four fixed bolts 8 and nine
Fixing nut 9, and ensure that the plane that steering wheel 5 is installed is parallel with the folder valve main part 1.
In some embodiments, the folder valve connecting plate 6 and the folder valve protection cover base 2, the folder valve protection cover master
Part 3 is installed by cheese head screw through blood purification instrument casing with the folder valve main part 1.
In some embodiments, the folder valve protection cover lid 4 is the lucite of transparent material, is easy to observation wherein feelings
Condition.
Speed is controllable in the course of the work for steering wheel in the present invention, such as frequency can be controlled to exist in section Example
In the range of 500HZ-2000HZ, steering wheel rotation drives the piece rotation of folder clack valve, and folder valve control accuracy is high.
As Figure 2-3, blood circuit pipeline passes through folder valve protection cover base 2 and folder valve protection after being come out from vein kettle
The notch of cover main part 3, in the preferred embodiment of part, is devised on the folder valve protection cover lid 4 " W " shape pack ports, work as institute
Folder valve protection cover lid 4 is stated when adhesive is closed, the pipe of blood circuit pipeline can be pressed in the sensor by the pack port
Test position, reaches the requirement of design.
As shown in figure 3, in other part preferred embodiment, the folder valve protection covers on above-mentioned Fig. 1 and/or Fig. 2 institutes
On the architecture basics shown, three kinds of sensors module (four sensors) is further integrated with, including：
Three air bubble sensors, for detecting the bubble in blood circuit pipeline；
Whether one leakage blood sensor, blood is leaked for the color detection according to blood circuit pipeline；
Specifically, four sensors are respectively adopted with lower sensor：
Two quiet infrared sensors 11,12, for detecting the bubble in blood circuit pipeline；
One ultrasonic sensor 13, is equally used for detecting the bubble in blood circuit pipeline；
Whether one color sensor 14, blood is leaked for the color detection according to blood circuit pipeline；
The upper and lower ends of four sensor point row folder clack valve pieces 7, wherein：One quiet infrared sensor 11 and supersonic sensing
Device 13 is arranged at the upper end of folder clack valve piece 7, and another quiet infrared sensor 12 and color sensor 14 are arranged at the folder valve
The lower end of tongue piece 7.
When the blood in blood circuit pipeline is flowed into by line entry, pass through the He of quiet infrared sensor 11 of upper end respectively
Ultrasonic sensor 13, the quiet infrared sensor 12 and color sensor of lower end are down passed through after the folder clack valve piece 7
14.If there is any one sensor to send alarm signal in four sensors, the folder clack valve piece 7 can all be closed, and cut off blood
Loop, so as to ensure therapeutic process effect and the safety of patient.
As shown in Fig. 1,4, in the preferred embodiment of part, the folder clack valve piece 7, its working portion is in that eccentric " D " shape is bent
Line.
When the steering wheel 5 drives the folder clack valve piece to rotate to the arc surface of " D " shape curve and blood circuit pipeline contact
When, the folder valve main part 1 cuts off blood circuit；
When the arc surface that the steering wheel 5 drives the folder clack valve piece 7 to rotate to " D " shape curve leaves blood circuit pipeline
When, the folder valve main part 1 does not work, the free flow in blood circuit pipeline；
Clamping degree presss from both sides clack valve piece " D " shape curve arc surface and blood to the folder valve main part 1 with described in the course of the work
The contact area of circuit lines becomes big and clamped, and can completely cut through the circulation of blood circuit.
The shape design of the folder clack valve piece 7, coordinates with above-mentioned various example structures so that folder valve main part 1, steering wheel 5
And the control between blood circuit pipeline is more convenient and accurate, it is ensured that therapeutic process effect and the safety of patient.
In the preferred embodiment of part, the blood purification instrument blood circuit main folder valve protection cover, while including above-mentioned
Four sensors, steering wheel, folder valves (folder clack valve piece, folder valve protection cover lid), can further lift the effect of the present invention, its
In：
Speed is controllable (it controls frequency can be in the range of 500HZ-2000HZ) in the course of the work for the steering wheel, presss from both sides valve
Control accuracy is high；
The folder clack valve piece has bias " appearance curves of D " shapes so that clamping degree is controllable in the folder valve course of work, and energy
Completely cut through the circulation in loop；
The folder valve protection cover lid " W " shapes pack port, which is designed, to be caused pipeline is naturally pressed into biography during lid automatic pick
Sensor detection mouth；
Four sensors totally two kinds of detection functions are integrated with, bubble and leakage blood are detected respectively, quadruple detecting system is provided more
The treatment of safety.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (10)
1. a kind of blood purification instrument blood circuit main folder valve protection cover, it is characterised in that the protective cover includes：Folder valve main part,
Valve protection cover base, folder valve protection cover main part, folder valve protection cover lid, steering wheel, folder valve connecting plate, folder clack valve piece are pressed from both sides, wherein：Institute
State and output gear is housed on the output shaft of steering wheel, the output gear of the folder clack valve piece bottom insertion steering wheel and fixation；The folder
Valve main part is fastened with steering wheel, and folder valve main part is arranged on the side of the folder valve connecting plate, and the folder valve protection cover base, folder valve are protected
Shield main part is arranged on the opposite side of the folder valve connecting plate, and the folder valve protection cover base is provided with cavity, and the folder valve is protected
Shield main part is arranged in the cavity；The folder valve main part, folder valve connecting plate, folder valve protection cover base and folder valve protection cover
Main part is connected by fastener；The folder valve protection cover lid is connected by a thin axle with the folder valve protection cover base, in institute
State folder valve protection cover lid and attracting device is housed with folder valve protection cover base correspondence position, the attracting device makes folder valve protection cover lid
Son is opened and closed along the axial direction of the thin axle.
2. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 1, it is characterised in that the guarantor
Shield further comprises four sensors, and four sensors are located at the folder clack valve piece upper and lower ends, the folder valve protection respectively
Cover lid by the way that blood circuit pipeline to be pressed into the detection mouths of four sensors naturally during the attracting device automatic pick, if four
There is any one sensor to send alarm signal in individual sensor, the folder clack valve piece is then closed, cut off blood circuit.
3. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 2, it is characterised in that four biographies
Sensor is respectively：
Three air bubble sensors, for detecting the bubble in blood circuit pipeline；
Whether one leakage blood sensor, blood is leaked for the color detection according to blood circuit pipeline；
Wherein：Two air bubble sensors are arranged at the folder clack valve piece upper end, another air bubble sensor and a leakage blood sensing
Device is arranged at the folder clack valve piece lower end.
4. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 3, it is characterised in that the folder
Pack port is provided with valve protection cover lid, when folder valve protection cover lid is closed in adhesive, pack port can be by blood circuit pipe
The pipe on road is pressed in the sensor test position.
5. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 4, it is characterised in that the pressure
Tight mouth is the pack port of " W " shape, wherein the lower end sunk part of " W " shape is the external diameter of blood circuit pipeline.
6. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 1, it is characterised in that the folder
Clack valve piece, its working portion is in eccentric " D " shape curve, when the steering wheel drives the folder clack valve piece to rotate to " D " shape curve
When arc surface is with blood circuit pipeline contact, the folder valve main part cuts off blood circuit；When the steering wheel drives the folder clack valve
When the arc surface that piece rotates to " D " shape curve leaves blood circuit pipeline, the folder valve main part does not work, blood circuit pipeline
In free flow；Clamping degree presss from both sides clack valve piece " D " shape curve circular arc to the folder valve main part with described in the course of the work
The contact area of face and blood circuit pipeline becomes big and clamped, and can completely cut through the circulation of blood circuit.
7. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 1, it is characterised in that the folder
The correspondence position of valve protection cover base and folder valve protection cover main part is provided with notch, and blood circuit pipeline is after vein kettle comes out
By the notch for pressing from both sides valve protection cover base and folder valve protection cover main part.
8. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim any one of 1-7, its feature exists
In the folder clack valve piece is provided with the intermeshing tooth form of output gear with the steering wheel.
9. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim 8, it is characterised in that described defeated
Go out gear, its number of teeth is 25, and modulus is 0.5, pressure angle is 60 °.
10. a kind of blood purification instrument blood circuit main folder valve protection cover according to claim any one of 1-7, its feature exists
In the mounting plane of the steering wheel is parallel with the folder valve main part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710284816.5A CN107007896A (en) | 2017-04-27 | 2017-04-27 | Blood purification instrument blood circuit main folder valve protection cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710284816.5A CN107007896A (en) | 2017-04-27 | 2017-04-27 | Blood purification instrument blood circuit main folder valve protection cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107007896A true CN107007896A (en) | 2017-08-04 |
Family
ID=59447038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710284816.5A Pending CN107007896A (en) | 2017-04-27 | 2017-04-27 | Blood purification instrument blood circuit main folder valve protection cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107007896A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116942941A (en) * | 2023-09-14 | 2023-10-27 | 苏州森斯缔夫传感科技有限公司 | Light intensity comparison sensor and light intensity comparison method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6288673A (en) * | 1985-10-16 | 1987-04-23 | Akutsu Yoshito | Wheel steering of tractor drawing vehicle |
| JPH09126137A (en) * | 1995-11-08 | 1997-05-13 | Nikkiso Co Ltd | Roller type liquid transfer device |
| CN201524308U (en) * | 2009-11-12 | 2010-07-14 | 杭州泰樱诺科技有限公司 | Automatic infusion pump |
| US20140319035A1 (en) * | 2011-08-15 | 2014-10-30 | Nxstage Medical, Inc. | Medical device leak sensing devices, methods, and systems |
| CN207693996U (en) * | 2017-04-27 | 2018-08-07 | 杭州蕙新医疗科技有限公司 | Blood purification instrument blood circuit main folder valve protection cover |
-
2017
- 2017-04-27 CN CN201710284816.5A patent/CN107007896A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6288673A (en) * | 1985-10-16 | 1987-04-23 | Akutsu Yoshito | Wheel steering of tractor drawing vehicle |
| JPH09126137A (en) * | 1995-11-08 | 1997-05-13 | Nikkiso Co Ltd | Roller type liquid transfer device |
| CN201524308U (en) * | 2009-11-12 | 2010-07-14 | 杭州泰樱诺科技有限公司 | Automatic infusion pump |
| US20140319035A1 (en) * | 2011-08-15 | 2014-10-30 | Nxstage Medical, Inc. | Medical device leak sensing devices, methods, and systems |
| CN207693996U (en) * | 2017-04-27 | 2018-08-07 | 杭州蕙新医疗科技有限公司 | Blood purification instrument blood circuit main folder valve protection cover |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116942941A (en) * | 2023-09-14 | 2023-10-27 | 苏州森斯缔夫传感科技有限公司 | Light intensity comparison sensor and light intensity comparison method |
| CN116942941B (en) * | 2023-09-14 | 2023-12-29 | 苏州森斯缔夫传感科技有限公司 | Light intensity comparison sensor, method and blood purifier |
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