CN102727967B - Stopping alarming device used during liquid medicine and blood transfusion - Google Patents
Stopping alarming device used during liquid medicine and blood transfusion Download PDFInfo
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- CN102727967B CN102727967B CN201210207387.9A CN201210207387A CN102727967B CN 102727967 B CN102727967 B CN 102727967B CN 201210207387 A CN201210207387 A CN 201210207387A CN 102727967 B CN102727967 B CN 102727967B
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Abstract
The invention relates to a transfusion device, in particular to a stopping alarming device which is used during liquid medicine and blood transfusion and can perform sensing and exhaust air timely, and belongs to the technical field of medical instruments. The alarming device comprises a transfusion soft tube, a drip tube and a puncture needle, wherein the puncture needle is arranged on the upper part of the drip tube, a liquid outlet is formed on the lower part of the drip tube, the puncture needle is used for being connected with a transfusion bottle, the liquid outlet is connected with the transfusion soft tube, a safety valve is arranged in the drip tube, and the inner diameter of the safety valve is smaller than that of the drip tube; a connector is arranged at the joint of the transfusion soft tube and the liquid outlet, and the connector is used for being communicated and connected with the transfusion soft tube and the liquid outlet; and an air inlet which can control opening and closing is formed on the connector. By the stopping alarming device used during liquid medicine and blood transfusion, blood return can be prevented, a liquid medicine can also be transfused totally, and waste can be avoided; and therefore, the stopping alarming device has the significance to transfusion of expensive liquid medicines such as antitumor medicines.
Description
Technical field
The present invention relates to a kind of infusion set, be specifically related to a kind of transfusion and blood transfusion of sensing aerofluxus in time and stop liquid alarm device, belong to technical field of medical instruments.
Background technology
In the prior art, when preventing clinical transfusion medicine liquid-dripping complete after blood backflow or air intravasation, the devices such as floating valve or floating plug are set conventionally in the dropper of transfusion device, when medicinal liquid flows to end, the devices such as floating valve or floating plug sink dropper liquid outlet is stopped up with medicinal liquid, thereby effectively realize the obstruct to dropper fluid.
In prior art, Chinese patent literature CN201618231U discloses a kind of transfusion device, and it is just provided with floating valve in Murphy's dropper, and described floating valve can be realized the only liquid to Murphy's dropper; When medicinal liquid flows to end, floating valve sinks the drainage screen in Murphy's dropper is stopped up with medicinal liquid, thereby has realized the only liquid to Murphy's dropper, has further prevented blood backflow.But, after floating valve seals drainage screen, it was realized completely cutting off between dropper and lower tube for transfusion, so will more residual liquid in the tube for transfusion of Murphy's dropper lower end, because floating valve now stops up drainage screen, the insufficient pressure of lower tube for transfusion inside, so that the descending input human body of these medicinal liquids causes the waste of medicinal liquid, also makes patient can not obtain enough doses.Especially when tumour patient is infused, antitumor drug is expensive, and the waste of medicinal liquid also causes the increase of patient's financial burden.
Summary of the invention
Technical problem to be solved by this invention is in prior art that the device such as floating valve or floating plug sinks dropper liquid outlet is stopped up to the liquid causing in the tube for transfusion of dropper lower end with medicinal liquid can not be descending, and provide a kind of can anti-return blood, the transfusion and blood transfusion that can make medicinal liquid fully use up again stops liquid alarm device.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of transfusion and blood transfusion stops liquid alarm device, comprise that infusion tube, dropper, puncture needle, described dropper top arrange puncture needle, bottom is provided with liquid outlet, described puncture needle is used for connecting infusion bottle, described liquid outlet connects described infusion tube, in described dropper, be provided with relief valve, described relief valve internal diameter is less than described dropper internal diameter;
Junction at described infusion tube and described liquid outlet is provided with union joint, and described union joint is used for connecting the described infusion tube of connection and described liquid outlet;
On described union joint, be provided with the air inlet that can control keying.
Also be provided with liquid level monitoring device, described liquid level monitoring device has body, offers for clamping the holding tank of described dropper on described body, also be provided with infrared emitting module, infrared receiver module, store controller and the alarm receiver of liquid level threshold value, the liquid level of liquid in dropper described in described infrared emitting module transmitting infrared detection, and the liquid level of detection is sent in infrared receiver module, described infrared receiver module is sent to described controller by the liquid level signal of its reception, described controller is transferred described liquid level threshold value and is contrasted, when liquid level signal numerical value is during lower than described liquid level threshold value, described controller sends to described alarm receiver the alarm module unlatching that control instruction is controlled described alarm receiver, when liquid level signal numerical value is during higher than described liquid level threshold value, described controller does not send any instruction.
Described liquid level threshold value setting is the liquid outlet top end that liquid level arrives described dropper.
Described union joint is comprised of upper binding head and lower union joint, described upper binding head and lower union joint are all cylindrical, the external diameter of described upper binding head is greater than the external diameter of described lower union joint, described upper binding head connects described liquid outlet, described lower union joint connects described infusion tube, and described air inlet is arranged on described upper binding head.
Also be provided with the air inlet plug suitable with described intake port shape, described air inlet plug is for air inlet described in shutoff.
Described air inlet plug extension is provided with the connecting portion being connected with described union joint.
Described relief valve comprises ebonite body and flexible glue base; In described ebonite body bottom, there is ebonite body connecting portion, on described flexible glue base, be provided with the flexible glue base connecting portion being connected with described ebonite body connecting portion, described ebonite body connecting portion and described flexible glue base connecting portion match and realize being connected of described flexible glue base and described ebonite body; At the edge of described ebonite body, towards the direction away from described flexible glue base, perpendicular to described ebonite body, be provided with a plurality of equally distributed ebonite balance elements.
Described relief valve comprises ebonite body and flexible glue base; Described ebonite body comprises body under hollow upper body and hollow, on described upper body, to downward-extension, is provided with the connecting rod with connecting hole, and described lower body extends upward and is provided with and the suitable connection end of pegging graft of described connecting hole;
Or to downward-extension, be provided with end union joint on described upper body, at described lower body, extend upward and be provided with the connecting rod having with the suitable connecting hole of pegging graft of described union joint;
Described lower body bottom has ebonite body connecting portion, on described flexible glue base, be provided with the flexible glue base connecting portion being connected with described ebonite body connecting portion, described ebonite body connecting portion and described flexible glue base connecting portion match and realize being connected of described flexible glue base and described ebonite body.
Described upper body is that top is tapered, and bottom is cylindrical, and described lower body is cylindrical; Described upper body and lower body surface have some fins.
Described relief valve comprises ebonite body and flexible glue base, described ebonite body comprises ebonite ring and annular ebonite base, described flexible glue base is suitable for described liquid outlet to seal, described ebonite ring is suitable for being nested in described annular ebonite base, and the flexible glue base between described ebonite ring and described annular ebonite base is fixed.
In described annular ebonite base, towards the ring heart, extend and be provided with ring edge; Described flexible glue base comprise the hollow cylindrical flexible glue base connecting portion of upper end open and at described upper end open place towards the annular flexible glue base edge extend arranging away from open centre, the external diameter of described annular flexible glue base edge is less than the external diameter of described ring edge and is greater than the internal diameter of described ring edge.
The bottom of described flexible glue base connecting portion protrudes from annular ebonite base bottom in the direction away from described ebonite ring.
The diameter of described flexible glue base connecting portion is the 2/3-4/5 of described annular ebonite base internal diameter.
On described annular ebonite base, be uniformly distributed and be provided with liquid-leaking nozzle.
Also comprise fluidic switch, described fluidic switch is arranged on described infusion tube.
Technical scheme of the present invention has the following advantages compared to existing technology:
(1) transfusion and blood transfusion of the present invention stops liquid alarm device, comprises in infusion tube, dropper, puncture needle, described dropper and is provided with relief valve, and described relief valve internal diameter is less than described dropper internal diameter; Junction at described infusion tube and described liquid outlet is provided with union joint, and described union joint is used for connecting the described infusion tube of connection and described liquid outlet; On described union joint, be provided with the air inlet that can control keying.During transfusion, liquid enters in dropper, and relief valve swims in dropper under the effect of buoyancy, and liquid enters infusion tube by liquid outlet, and human body is infused; When transfusion completes, relief valve is along with liquid level declines and declines, and liquid outlet described in the flexible glue base shutoff of described relief valve is now gone back residual liquor in the infusion tube of dropper lower end, and due to the plugging action of flexible glue base, medicinal liquid can not be descending.Open the air inlet plug on air inlet, air enters the infusion tube of dropper bottom, and under the effect of air pressure, residual liquor is descending, arranges light completely.Multifunctional transfusion system of the present invention can anti-return blood, medicinal liquid all can be totally lost again, can avoid waste, and for carrying, the medicinal liquid that antitumor drug etc. is expensive is significant.
(2) transfusion and blood transfusion of the present invention stops liquid alarm device, is also provided with liquid level monitoring device, and described liquid level monitoring device has body, offers for clamping the holding tank of described dropper on described body, also be provided with infrared emitting module, infrared receiver module, store controller and the alarm receiver of liquid level threshold value, the liquid level of liquid in dropper described in described infrared emitting module transmitting infrared detection, and the liquid level of detection is sent in infrared receiver module, described infrared receiver module is sent to described controller by the liquid level signal of its reception, described controller is transferred described liquid level threshold value and is contrasted, when liquid level signal numerical value is during lower than described liquid level threshold value, described controller sends to described alarm receiver the alarm module unlatching that control instruction is controlled described alarm receiver, when liquid level signal numerical value is during higher than described liquid level threshold value, described controller does not send any instruction.When described liquid level threshold value setting is the liquid outlet top of the described dropper of liquid level arrival, during relief valve contact liquid outlet, even if sending chimes of doom immediately, described alarm module remind medical personnel to open the lid on drainage stopper, make residual liquor input in time sufferer health, avoid sufferer painful, make transfusion safer.Described receptor can be arranged on from 100 meters of the bodies of described liquid level monitoring device with interior place, therefore, medical personnel need not wait in ward, as long as can be in liquid level during lower than liquid level threshold value in being provided with the Control Room of receptor, the signal that receives the report for police service in time arrives ward, open air inlet plug, medicinal liquid is all totally lost, alleviated medical personnel's burden.
(3) transfusion and blood transfusion of the present invention stops liquid alarm device, is also provided with the air inlet plug with described intake port shape adaptation, and described air inlet plug is for air inlet described in shutoff, and described air inlet plug extends and is provided with the connecting portion being connected with described union joint.Air inlet plug on air inlet can open and close easily, can arrange in time light medicinal liquid.
(4) transfusion and blood transfusion of the present invention stops the relief valve of liquid alarm device, because the edge at described ebonite body is towards the direction away from described flexible glue base, perpendicular to described ebonite body, be provided with a plurality of equally distributed ebonite balance elements, described ebonite balance element can keep the only balance of liquid floating plug of transfusion, held stationary when only liquid floating plug drops to liquid outlet under action of gravity makes to infuse, flexible glue base can keep entirely shutoff liquid outlet, and the situation that there will not be sealing station skew or tilt can for a long time, fully prevent blood backflow.Meanwhile, described ebonite balance element can reach the effect of column type floating plug, has reduced the materials'use of described ebonite body, and can prevent from just having completed during also not completely by liquid outlet at liquid because floating plug is overweight the shutoff to described liquid outlet.
(5) transfusion and blood transfusion of the present invention stops the relief valve of liquid alarm device, and described relief valve comprises ebonite body and flexible glue base; Described ebonite body comprises upper body and lower body, described upper body and described lower body are set to hollow shape, described upper body is connected by connecting rod with lower body, described lower body bottom has ebonite body connecting portion, described upper body and lower body surface have some fins, on described flexible glue base, be provided with the flexible glue base connecting portion being connected with described ebonite body connecting portion, described ebonite body connecting portion and described flexible glue base connecting portion match and realize being connected of described flexible glue base and described ebonite body.Described upper body is conducive to relief valve and overcomes resistance in water, and described upper body and described lower body are set to hollow shape and are conducive to increase buoyancy.
(6) transfusion and blood transfusion of the present invention stops the relief valve of liquid alarm device, and described relief valve comprises ebonite body and flexible glue base; Described ebonite body comprises ebonite ring and ebonite base, and described ebonite ring is suitable for embedding described ebonite base and described flexible glue base is fixed in described ebonite base, and described flexible glue base connecting portion is towards described ebonite ring direction.Described safety valve structure is simple, has reduced the materials'use of described ebonite body, and flexible glue base can keep entirely shutoff liquid outlet, and the situation that there will not be sealing station skew or tilt can for a long time, fully prevent blood backflow.Described relief valve is the equidistant liquid-leaking nozzle that is provided with on described annular ebonite base, and described liquid-leaking nozzle can alleviate the weight of relief valve, increases buoyancy, increases the flow velocity of liquid, makes current more even, and described relief valve can more stably be fallen.
Accompanying drawing explanation
For the content of invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation that transfusion and blood transfusion of the present invention stops liquid alarm device.
Fig. 2 is the structural representation that transfusion and blood transfusion of the present invention stops the relief valve of liquid alarm device.
Fig. 3 is the another kind of structural representation of the transfusion and blood transfusion of the present invention relief valve that stops liquid alarm device.
Fig. 4 is the A-A cutaway view of relief valve described in Fig. 3.
Fig. 5 is the upward view of the ebonite body of relief valve described in Fig. 2 and Fig. 3.
Fig. 6 is the schematic diagram of the flexible glue base of relief valve described in Fig. 2 and Fig. 3.
Fig. 7 is another structural representation of the transfusion and blood transfusion of the present invention relief valve that stops liquid alarm device.
Fig. 8 is the schematic diagram that transfusion and blood transfusion of the present invention stops the air inlet of liquid alarm device.
Fig. 9 is the schematic diagram that transfusion and blood transfusion of the present invention stops the liquid level monitoring device of liquid alarm device
In figure, Reference numeral is expressed as: 1-infusion tube, 2-dropper, 3-puncture needle, 4-liquid outlet, 5-relief valve, 7-air inlet, 8-liquid level monitoring device, 9-body, 10-holding tank, 11-upper binding head, 12-lower union joint, 13-air inlet plug, 14-connecting portion, 15-ebonite body, 16-flexible glue base, 17-ebonite body connecting portion, 18-flexible glue base connecting portion, 19-ebonite balance element, 20-upper body, body under 21-, 22-connecting rod, 23-fin, 24-fluidic switch, 25-ebonite ring, 26-ebonite base, 27-ring edge, 28-annular flexible glue base edge, 29-leakage mouth.
The specific embodiment
As shown in Fig. 1-Fig. 9, a kind of transfusion and blood transfusion of the present invention stops liquid alarm device, comprise infusion tube 1, dropper 2, puncture needle 3, described dropper 2 tops arrange puncture needle 3, bottom is provided with liquid outlet 4, described puncture needle 3 is for connecting infusion bottle, described liquid outlet 4 connects described infusion tube 1, in described dropper 2, be provided with relief valve 5, described relief valve 5 internal diameters are less than described dropper 2 internal diameters, in the present embodiment, described relief valve 5 comprises ebonite body 15 and flexible glue base 16, in described ebonite body 15 bottoms, there is ebonite body connecting portion 17, on described flexible glue base 16, be provided with the flexible glue base connecting portion 18 being connected with described ebonite body connecting portion 17, described ebonite body connecting portion 17 and described flexible glue base connecting portion 18 match and realize being connected of described flexible glue base 16 and described ebonite body 15, at the edge of described ebonite body 15, towards the direction away from described flexible glue base 16, perpendicular to described ebonite body 15, be provided with a plurality of equally distributed ebonite balance elements 19, as shown in Fig. 2, Fig. 5, Fig. 6.In described infusion tube 1 and the junction of described liquid outlet 4, be provided with union joint, described union joint is used for connecting the described infusion tube 1 of connection and described liquid outlet 4; On described union joint, be provided with the air inlet 7 that can control keying.In the present embodiment, described union joint is comprised of upper binding head 11 and lower union joint 12, described upper binding head 11 is all cylindrical with lower union joint 12, the external diameter of described upper binding head 11 is greater than the external diameter of described lower union joint 12, described upper binding head 11 connects described liquid outlet 4, described lower union joint 12 connects described infusion tube 1, and described air inlet 7 is arranged on described upper binding head 11.
In other embodiments, described relief valve 5 comprises ebonite body 15 and flexible glue base 16; Described ebonite body 15 comprises body 21 under hollow upper body 20 and hollow, on described upper body 20, to downward-extension, be provided with the connecting rod 22 with connecting hole, described lower body 21 extends upward and is provided with and the suitable connection end of pegging graft of described connecting hole; In the present embodiment, described upper body 20 is that top is tapered, and bottom is cylindrical, and described lower body 21 is cylindrical; Described upper body 20 and lower body 21 surfaces have some fins 23.Described lower body 21 bottoms have ebonite body connecting portion 17, on described flexible glue base 16, be provided with the flexible glue base connecting portion 18 being connected with described ebonite body connecting portion 17, described ebonite body connecting portion 17 and described flexible glue base connecting portion 18 match and realize being connected of described flexible glue base 16 and described ebonite body 15.In other embodiments, also can on described upper body 20, to downward-extension, be provided with connection end, at described lower body 21, extend upward and be provided with the connecting rod 22 having with the suitable connecting hole of pegging graft of described connection end, as shown in Fig. 3-Fig. 6.
As the embodiment that can convert, described relief valve 5 comprises ebonite body 15 and flexible glue base 16; Described ebonite body 15 comprises ebonite ring 25 and annular ebonite base 26; Described flexible glue base 16 is suitable for described liquid outlet 4 to seal; Described ebonite ring 25 is suitable for being nested in described annular ebonite base 26, and the flexible glue base 16 between described ebonite ring 25 and described annular ebonite base 26 is fixed.
Further, in described annular ebonite base 26, towards the ring heart, extend and be provided with ring edge 27; Described flexible glue base 16 comprise the hollow cylindrical flexible glue base connecting portion 18 of upper end open and at described upper end open place towards the annular flexible glue base edge 28 extend arranging away from open centre, the external diameter of described annular flexible glue base edge 28 is less than the external diameter of described ring edge 27 and is greater than the internal diameter of described ring edge 27.The diameter of described flexible glue base connecting portion 18 is 2/3 of described annular ebonite base 26 internal diameters, in other embodiments, the diameter of described flexible glue base connecting portion 18 can select to be set to the arbitrary value between the 2/3-4/5 of described annular ebonite base 26 internal diameters, as shown in Figure 7.In the present embodiment, the bottom of described flexible glue base connecting portion 18 protrudes from annular ebonite base 26 bottoms in the direction away from described ebonite ring 25.In other embodiments, the bottom of described flexible glue base connecting portion 18 can be set to towards described ebonite ring 25 directions.
As the embodiment that can convert, the equidistant liquid-leaking nozzle 29 that is provided with on described annular ebonite base 26, in the present embodiment, described liquid-leaking nozzle 29 is set to 3, and in other embodiments, described liquid-leaking nozzle 29 can be set to quantity between 3-6.
Further, transfusion and blood transfusion of the present invention stops liquid alarm device and is also provided with liquid level monitoring device 8, and described liquid level monitoring device 8 has body 9, offers for clamping the holding tank 10 of described dropper 2 on described body 9, also be provided with infrared emitting module, infrared receiver module, store controller and the alarm receiver of liquid level threshold value, the liquid level of liquid in dropper 2 described in described infrared emitting module transmitting infrared detection, and the liquid level of detection is sent in infrared receiver module, described infrared receiver module is sent to described controller by the liquid level signal of its reception, described controller is transferred described liquid level threshold value and is contrasted, when liquid level signal numerical value is during lower than described liquid level threshold value, described controller sends to described alarm receiver the alarm module unlatching that control instruction is controlled described alarm receiver, when liquid level signal numerical value is during higher than described liquid level threshold value, described controller does not send any instruction.Described receptor is arranged on from 9 one hundred meters of the bodies of liquid level monitoring device all can receive signal with interior.In the present embodiment, liquid level threshold value setting is for arriving liquid outlet 4 top ends of described dropper 2 when liquid level.When infrared ray receiver module detects liquid level signal numerical value lower than described liquid level threshold value, described controller sends to described alarm receiver the alarm module unlatching that control instruction is controlled described alarm receiver.In other embodiments, described liquid level threshold value setting for when liquid level to the optional position of described dropper 2 all can, as shown in Fig. 1 and Fig. 9.
As the embodiment that can convert, transfusion and blood transfusion of the present invention stops liquid alarm device and is also provided with the air inlet plug 13 suitable with described air inlet 7 shapes, and described air inlet plug 13 is for air inlet described in shutoff 7.
As the embodiment that can convert, described air inlet plug 13 extensions are provided with the connecting portion 14 being connected with described union joint, as shown in Figure 8.
As the embodiment that can convert, a kind of transfusion and blood transfusion of the present invention stops liquid alarm device and also comprises fluidic switch 24, and described fluidic switch 24 is arranged on described infusion tube 1.
During use, liquid enters in described dropper 2, and described relief valve 5 swims in described dropper 2 under the effect of buoyancy, and liquid enters described infusion tube 1 by described liquid outlet 4, and human body is infused; When transfusion completes, described relief valve 5 is along with liquid level declines and declines, and liquid outlet 4 described in described flexible glue base 16 shutoff of described relief valve 5 is now gone back residual liquor in the described infusion tube 1 of described dropper 2 lower ends, due to the plugging action of flexible glue base 16, medicinal liquid can not be descending.Be clamped in the liquid level in dropper 2 described in infrared emitting module in the liquid level monitoring device 8 on described dropper 2 transmitting infrared detection, when liquid level drops to described dropper below 2, during described relief valve 5 contact liquid outlet, infrared receiver module can sense, described infrared receiver module is sent to described controller by the liquid level signal of its reception, described controller is transferred described liquid level threshold value and is contrasted, when the liquid level signal numerical value detecting is lower than described liquid level threshold value, controller outputs to by signal the unlatching that alarm receiver is controlled described alarm module, sound the alarm, remind medical personnel to open in time the air inlet plug 13 on described air inlet 7, air enters the infusion tube 1 of described dropper 2 bottoms, under the effect of air pressure, residual liquor is descending, arranged light completely.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And the apparent variation of being extended out thus or change are still among the protection domain in the invention.
Claims (10)
1. a transfusion and blood transfusion stops liquid alarm device, comprise infusion tube (1), dropper (2), puncture needle (3), described dropper (2) top arranges puncture needle (3), bottom is provided with liquid outlet (4), described puncture needle (3) is for connecting infusion bottle, described liquid outlet (4) connects described infusion tube (1), in described dropper (2), be provided with relief valve (5), described relief valve (5) internal diameter is less than described dropper (2) internal diameter, in described infusion tube (1) and the junction of described liquid outlet (4), be provided with union joint, described union joint is used for connecting the described infusion tube of connection (1) and described liquid outlet (4), on described union joint, be provided with the air inlet (7) that can control keying, it is characterized in that: described relief valve (5) comprises ebonite body (15) and flexible glue base (16), described ebonite body (15) comprises ebonite ring (25) and annular ebonite base (26), described flexible glue base (16) is suitable for described liquid outlet (4) to seal, described ebonite ring (25) is suitable for being nested in described annular ebonite base (26), the flexible glue base (16) being positioned between described ebonite ring (25) and described annular ebonite base (26) is fixed, in described annular ebonite base (26), towards the ring heart, extend and be provided with ring edge (27), described flexible glue base (16) comprise the hollow cylindrical flexible glue base connecting portion (18) of upper end open and at described upper end open place towards the annular flexible glue base edge (28) extend arranging away from open centre, the external diameter of described annular flexible glue base edge (28) is less than the external diameter of described ring edge (27) and is greater than the internal diameter of described ring edge (27).
2. transfusion and blood transfusion according to claim 1 stops liquid alarm device, it is characterized in that: be also provided with liquid level monitoring device (8), described liquid level monitoring device (8) has body (9), offers the holding tank (10) for clamping described dropper (2) on described body (9), also be provided with infrared emitting module, infrared receiver module, store controller and the alarm receiver of liquid level threshold value, the liquid level of liquid in dropper (2) described in described infrared emitting module transmitting infrared detection, and the liquid level of detection is sent in infrared receiver module, described infrared receiver module is sent to described controller by the liquid level signal of its reception, described controller is transferred described liquid level threshold value and is contrasted, when liquid level signal numerical value is during lower than described liquid level threshold value, described controller sends to described alarm receiver the alarm module unlatching that control instruction is controlled described alarm receiver, when liquid level signal numerical value is during higher than described liquid level threshold value, described controller does not send any instruction.
3. transfusion and blood transfusion according to claim 2 stops liquid alarm device, it is characterized in that: described liquid level threshold value setting is liquid outlet (4) top end that liquid level arrives described dropper (2).
4. transfusion and blood transfusion according to claim 1 stops liquid alarm device, it is characterized in that: described union joint is comprised of upper binding head (11) and lower union joint (12), described upper binding head (11) is all cylindrical with lower union joint (12), the external diameter of described upper binding head (11) is greater than the external diameter of described lower union joint (12), described upper binding head (11) connects described liquid outlet (4), described lower union joint (12) connects described infusion tube (1), and described air inlet (7) is arranged on described upper binding head (11).
5. according to the transfusion and blood transfusion described in claim 3 or 4, stop liquid alarm device, it is characterized in that: be also provided with the air inlet plug (13) suitable with described air inlet (7) shape, described air inlet plug (13) is for air inlet described in shutoff (7).
6. transfusion and blood transfusion according to claim 5 stops liquid alarm device, it is characterized in that: described air inlet plug (13) extension is provided with the connecting portion (14) being connected with described union joint.
7. transfusion and blood transfusion according to claim 1 stops liquid alarm device, it is characterized in that: the bottom of described flexible glue base connecting portion (18) protrudes from annular ebonite base (26) bottom in the direction away from described ebonite ring (25).
8. according to the transfusion and blood transfusion described in claim 1 or 7, stop liquid alarm device, it is characterized in that: the diameter of described flexible glue base connecting portion (18) is the 2/3-4/5 of described annular ebonite base (26) internal diameter.
9. transfusion and blood transfusion according to claim 8 stops liquid alarm device, it is characterized in that: on described annular ebonite base (26), be uniformly distributed and be provided with liquid-leaking nozzle (29).
10. according to the transfusion and blood transfusion described in claim 1 or 2 or 3 or 4 or 7, stop liquid alarm device, it is characterized in that: also comprise fluidic switch (24), described fluidic switch (24) is arranged on described infusion tube (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310466270.7A CN103566443B (en) | 2012-06-21 | 2012-06-21 | A kind of only liquid alarm device |
| CN201210207387.9A CN102727967B (en) | 2012-06-21 | 2012-06-21 | Stopping alarming device used during liquid medicine and blood transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210207387.9A CN102727967B (en) | 2012-06-21 | 2012-06-21 | Stopping alarming device used during liquid medicine and blood transfusion |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310466270.7A Division CN103566443B (en) | 2012-06-21 | 2012-06-21 | A kind of only liquid alarm device |
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| CN102727967A CN102727967A (en) | 2012-10-17 |
| CN102727967B true CN102727967B (en) | 2014-04-02 |
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| CN201210207387.9A Expired - Fee Related CN102727967B (en) | 2012-06-21 | 2012-06-21 | Stopping alarming device used during liquid medicine and blood transfusion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103751877B (en) * | 2014-01-26 | 2018-04-27 | 福建省美德医械制造有限公司 | Gravitational pressure Low-level transfusion machine device |
| CN107158508A (en) * | 2017-06-06 | 2017-09-15 | 严友希 | A kind of automatic liquid-stopping intravenous transfusion device |
| CN108525068A (en) * | 2018-06-14 | 2018-09-14 | 张彬 | A kind of intelligent infusion device and transfusion system |
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| US5423346A (en) * | 1994-03-03 | 1995-06-13 | Ivac Corporation | Fluid container shut off valve |
| CN2312041Y (en) * | 1998-03-04 | 1999-03-31 | 张文军 | Real-time monitoring and alarming device for infusion |
| CN1714877A (en) * | 2000-07-11 | 2006-01-04 | 泓福科技股份有限公司 | Improvement of droving injector controller |
| CN2542266Y (en) * | 2001-04-29 | 2003-04-02 | 陈振业 | Multi-functional once-used safety transfusion system |
| CN102085401A (en) * | 2010-08-20 | 2011-06-08 | 汪贤宗 | Anti-extrusion drip transfusion safety control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102727967A (en) | 2012-10-17 |
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