CN202113407U - Air-prevention transfusion apparatus - Google Patents
Air-prevention transfusion apparatus Download PDFInfo
- Publication number
- CN202113407U CN202113407U CN2011201949839U CN201120194983U CN202113407U CN 202113407 U CN202113407 U CN 202113407U CN 2011201949839 U CN2011201949839 U CN 2011201949839U CN 201120194983 U CN201120194983 U CN 201120194983U CN 202113407 U CN202113407 U CN 202113407U
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- chamber
- air
- liquid
- ball float
- air chamber
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Abstract
The utility model discloses an air-prevention transfusion apparatus, which comprises a liquid delivery pipe (5) and a drop display chamber (2). The drop display chamber (2) is provided with a liquid inlet drip nozzle (4) and a liquid outlet pipe (1), and a floating ball (3) is disposed in the drop display chamber (2). In specific application, the outer diameter of the floating ball (3) is larger than the inner diameter of an opening of the liquid outlet pipe (1), the floating ball (3) can plug the opening of the liquid outlet pipe (1), and accordingly air is prevented from entering the liquid delivery pipe (5) on the lower portion of the drop display chamber (2). Compared with the prior art, the air-prevention transfusion apparatus can prevent the air from entering the liquid delivery pipe on the lower side of the drop display chamber after liquid transfusion of a patient is completed, and safety of transfusion of the patient is guaranteed.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially transfusion device.
Background technology
In our daily life, often need infuse in hospital and clinic when sick, what generally adopt at present is disposable transfusion device, all has one to show and drip a chamber at the middle part of the liquid delivery tube of disposable transfusion device; There are a feed liquor drip nozzle and drain pipe in upper end showing a chamber, can observe the flow velocity of liquid, so that do corresponding adjustment, and very convenient; But the process of transfusion is generally all long, and what have also needs continuously defeated 2-3 bottles at least, at most 6-7 bottles of different medicinal liquids; Being totally lost all needs in time to change medicine bottle after one bottle, and the time just seems veryer long, when changing bottle and pulling out pin, all needs manual work to observe; Time-consuming, effort, if when changing bottle overtime, flow of liquid will take place cross the situation of dripping in the drain pipe of below, chamber that shows; Even the phenomenon of blood back appears, needs emptying gas again when changing bottle, otherwise can be brought into air in the human body; The serious entail dangers to patient's life of going back causes serious consequence, and therefore present disposable transfusion device just seems not fully up to expectations.
Summary of the invention
This utility model technical problem to be solved provides a kind of anti-air transfusion device, can prevent after liquid is totally lost that air admission from show dripping in the liquid delivery tube below the chamber, ensured the safety of patient infusion.
In order to solve the problems of the technologies described above; The technical scheme that this utility model adopts is: comprise liquid delivery tube (5) and show and drip chamber (2); Show a chamber (2) and be provided with feed liquor drip nozzle (4) and drain pipe (1), be provided with ball float (3) in described showing in the chamber (2).The external diameter of ball float (3) described in concrete the use is greater than the internal diameter of drain pipe (1) mouth, and ball float (3) can get lodged on the mouth of drain pipe (1), shows in the liquid delivery tube (5) that drips bottom, chamber (2) to prevent that air admission from arriving.
As improvement; Above-mentioned chamber (a 2) front end that shows preferably is provided with anti-air chamber (6); Should prevent that an air chamber (6) and the apparent chamber (2) of dripping be series-like, and show between a chamber (2) and the anti-air chamber to be provided with communicating pipe (7) that described ball float was located in the anti-air chamber (6); The external diameter of ball float is greater than the internal diameter of communicating pipe (7), and said drip nozzle is located at the top in the anti-air chamber (6).
Above-mentioned showing can be separate between a chamber (2) and the anti-air chamber (6); Be connected through communicating pipe (7) between the two; Show to drip between chamber (2) and the anti-air chamber (6) and also can be one; Be provided with barrier film between the two, can be provided with the hole that liquid passes through on the barrier film, also can on barrier film, be provided with and be connected communicating pipe (7).
Further improvement as technique scheme; Preferably be provided with guide rod (13) on the above-mentioned ball float (3); This guide rod (13) is arranged in the pilot line (11) of upper end sealing; The lower end of pilot line (11) is provided with lower contact (12); Be provided with upper contact (9) and institute's art lower contact (12) with it accordingly in guide rod (13) upper end and constitute a travel switch, show to drip outside the chamber (2) and is provided with alarm (10), and said lower contact (12) and the formed travel switch of upper contact (9) are arranged in alarm (10) the power source voltage loop with upper contact (9).
Compared with prior art, this utility model not only can prevent that air admission from showing in the liquid delivery tube that drips the below, chamber after one bottle of liquid is totally lost, also the blood back phenomenon can not take place, and guarantees the safety of transfusion.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment this utility model is done further detailed explanation.
Fig. 1 is the structural representation of this utility model embodiment 1.
Fig. 2 is the structural representation of this utility model embodiment 2.
Fig. 3 is the structural representation of this utility model embodiment 3.
Fig. 4 is the structural representation of this utility model embodiment 4.
Fig. 5 is the structural representation of this utility model embodiment 5.
Fig. 6 is the structural representation of this utility model embodiment 6.
Shown in the figure: 1 is drain pipe, and 2 for showing a chamber, and 3 is ball float, and 4 is drip nozzle, and 5 is liquid delivery tube, and 6 are anti-air chamber, and 7 is cross over pipe, and 8 is lead, and 9 is upper contact, and 10 is alarm, and 11 is pilot line, and 12 is lower contact, and 13 is guide rod, and 14 is conduit.
The specific embodiment
Embodiment 1:With reference to Fig. 1, be the structural representation of this utility model embodiment 1, comprise that liquid delivery tube 5 drips chamber 2 with showing; Below an apparent chamber 2 is drain pipe 1, shows the top of dripping chamber 2 and is provided with drip nozzle 4, can observe the flow velocity of liquid; This utility model is in showing a chamber 2, to be provided with ball float 3, and ball float 3 floats over and shows on the liquid level that drips liquid in the chamber 2, after flow of liquid is intact; Because the external diameter of ball float 3 is greater than the internal diameter of drain pipe 1, ball float 3 has got lodged in the upper end of drain pipe 1 under the effect of gravity, has stoped the air admission that shows in the chamber 2 to showing in the liquid delivery tube 5 that drips 2 bottoms, chamber; Behind another bottle of replacing liquid, extruding shows drips a chamber 2, and unnecessary air is pressed in the liquid bottles through drip nozzle 4 in the chamber 2 with showing; Resorb part liquid enters into to show and drips in the chamber 2, ball float 3 is floated again, very convenient and safety.
Embodiment 2:With reference to Fig. 2, be the structural representation of this utility model embodiment 2, compare with embodiment 1; The difference of present embodiment is: the anti-air chamber 5 of above an apparent chamber 2, having connected, ball float 3 are positioned at anti-air chamber 5; Show to drip between chamber 2 and the anti-air chamber and be provided with communicating pipe 7; Described ball float is located in the anti-air chamber 6, and the external diameter of ball float is greater than the internal diameter of communicating pipe 7, and said drip nozzle is located at the top in the anti-air chamber 6.The benefit of embodiment 2 is, even a spot of air admission is arranged, also can only enter into to show and drip in the chamber 2, can not get into to show in the liquid delivery tube 5 that drips 2 bottoms, chamber, and is more convenient and safe.
Embodiment 3:With reference to Fig. 3, be the structural representation of this utility model embodiment 3, to compare with embodiment 2, the difference of present embodiment is: said show dripping between chamber 2 and the anti-air chamber 6 separated through barrier film, and said communicating pipe 7 is arranged on the barrier film.
Embodiment 4:With reference to Fig. 4, Fig. 4 is the structural representation of this utility model embodiment 4, compares with embodiment 2; The difference of embodiment 4 is: in the side parallel connection of show dripping chamber 2 an anti-air chamber 5; Anti-air chamber 5 was communicated with the apparent chamber 2 of dripping through horizontal communicating pipe 7, and ball float 3 is positioned at anti-air chamber 5, is provided with pilot line 11 in the upper end of anti-air chamber 5; Ball float 3 upper ends are provided with guide rod 13 and are passed in the pilot line 11; Be provided with upper contact 9 in the upper end of guide rod 13, be provided with lower contact 12 in the lower end of pilot line 11, upper contact 9 links to each other with alarm 10 through lead 8 respectively with lower contact 12 and is in the alarm 10 power source voltage loops.During use, open the switch on the alarm 10, after liquid was totally lost, ball float 3 declines drove guide rod 13 and descend, and when upper contact 9 contacts with lower contact 12, triggered alarm 10 and reported to the police, and in time prompting changing liquid perhaps pulls out pin.
Embodiment 5:With reference to Fig. 5, Fig. 5 is the structural representation of this utility model embodiment 5, compares with embodiment 3, and the difference of embodiment 5 is: the upper end showing a chamber 2 is provided with pilot line 11; The guide rod 13 of ball float 3 upper ends is passed in the pilot line 11, is provided with upper contact 9 in the upper end of guide rod 13, is provided with lower contact 12 in the lower end of pilot line 11; Upper contact 9 links to each other with alarm 10 through lead 8 respectively with lower contact 12, during use, opens the switch on the alarm 10; After liquid was totally lost, ball float 3 descended, and drove guide rod 13 and descended; When upper contact 9 contacts with lower contact 12, trigger alarm 10 and report to the police, in time prompting changing liquid perhaps pulls out pin.
Embodiment 6:With reference to Fig. 6, be the structural representation of this utility model embodiment 6, compare with embodiment 5; The difference of present embodiment is: described ball float 3 is arranged at communicating pipe 7 mouthfuls the top of anti-air chamber 6; After liquid was totally lost, ball float 3 descended, and drove guide rod 13 and descended when triggering alarm 10 warnings; Also can seal communicating pipe 7, even if unmanned processing can prevent that also air admission is to showing in the liquid delivery tube 5 that drips 2 bottoms, chamber.
Claims (6)
1. an anti-air transfusion device comprises liquid delivery tube (5) and shows and drips chamber (2), shows a chamber (2) and is provided with feed liquor drip nozzle (4) and drain pipe (1), it is characterized in that: be provided with ball float (3) described apparent dripping in the chamber (2).
2. anti-air transfusion device according to claim 1 is characterized in that:
The instituteChamber (a 2) front end that shows of stating is provided with anti-air chamber (6); Should be series-like with the apparent chamber (2) of dripping by anti-air chamber (6); Show to drip between chamber (2) and the anti-air chamber and be provided with communicating pipe (7); Described ball float is located in the anti-air chamber (6), and said drip nozzle is located at the top in the anti-air chamber (6).
3. anti-air transfusion device according to claim 2 is characterized in that:
The instituteStating apparent dripping can be separate between chamber (2) and the anti-air chamber (6), is connected through communicating pipe (7) between the two.
4. anti-air transfusion device according to claim 2 is characterized in that:
The instituteState the apparent chamber (2) of dripping and be one, be provided with barrier film between the two, can be provided with the hole that liquid passes through on the barrier film with anti-air chamber (6).
5. anti-air transfusion device according to claim 4 is characterized in that:
The instituteState to be provided with on the barrier film and be connected communicating pipe (7).
6. according to claim 1,2,3,4 or 5 described anti-air transfusion devices, it is characterized in that:
The instituteThe ball float of stating (3) is provided with guide rod (13); This guide rod (13) is arranged in the pilot line (11) of upper end sealing; The lower end of pilot line (11) is provided with lower contact (12); Be provided with upper contact (9) and institute's art lower contact (12) and upper contact (9) in guide rod (13) upper end accordingly with it and constitute a travel switch; Show to drip that chamber (2) is outer to be provided with alarm (10), and said lower contact (12) and the formed travel switch of upper contact (9) are arranged in alarm (10) the power source voltage loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201949839U CN202113407U (en) | 2011-06-11 | 2011-06-11 | Air-prevention transfusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201949839U CN202113407U (en) | 2011-06-11 | 2011-06-11 | Air-prevention transfusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202113407U true CN202113407U (en) | 2012-01-18 |
Family
ID=45454506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201949839U Expired - Fee Related CN202113407U (en) | 2011-06-11 | 2011-06-11 | Air-prevention transfusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202113407U (en) |
-
2011
- 2011-06-11 CN CN2011201949839U patent/CN202113407U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20130611 |