CN202490252U - Novel exhaust-free infusion device - Google Patents
Novel exhaust-free infusion device Download PDFInfo
- Publication number
- CN202490252U CN202490252U CN2012201043320U CN201220104332U CN202490252U CN 202490252 U CN202490252 U CN 202490252U CN 2012201043320 U CN2012201043320 U CN 2012201043320U CN 201220104332 U CN201220104332 U CN 201220104332U CN 202490252 U CN202490252 U CN 202490252U
- Authority
- CN
- China
- Prior art keywords
- drain
- dropping funnel
- drainage
- logical
- drip chamber
- 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.)
- Expired - Fee Related
Links
- 238000001802 infusion Methods 0.000 title abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 54
- 239000003814 drug Substances 0.000 claims abstract description 18
- 230000035568 catharsis Effects 0.000 claims description 4
- 230000000474 nursing effect Effects 0.000 abstract description 3
- 238000001990 intravenous administration Methods 0.000 abstract 2
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 210000005239 tubule Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a novel exhaust-free infusion device. The novel exhaust-free infusion device comprises a bottle plug puncture outfit, a drip chamber, a liquid medicine filter, and an intravenous infusion needle, wherein the bottle plug puncture outfit, the drip chamber, the liquid medicine filter, and the intravenous infusion needle are connected through an infusion conduit in series, the infusion catheter is disposed between the drip chamber and the liquid medicine filter and an outer portion of the infusion catheter is provided with a flow regulator, a lower portion of the drip chamber is provided with a drainage two-way connector, an upper portion of the drainage two-way connector extends to the inside of the drip chamber, a lower portion of an outer wall of the drainage two-way connector is fixed on a lower end opening of the drip chamber in a spliced mode, the lower end of the drainage two-way connector extends out of the drip chamber and is communicated with the infusion catheter below the drip chamber, the upper portion of the drainage two-way connector is axially provided with an exhaust drainage notch which is communicated with a center through hole of the drainage two-way connector, and the upper end of the drainage two-way connector is provided with a cover cap. According to the novel exhaust-free infusion device, liquid medicine carrying air does not appear in the infusion conduit, and therefore the operation of 'bubble exhaust' is not needed. The novel exhaust-free infusion device is reasonable in structure, and convenient to operate and use, and lessens labor intensity of medical workers, saves nursing time, saves time and effort, enables infusion to be safer, and is the ideal exhaust-free infusion device.
Description
Technical field
This utility model belongs to medical mechanical domain, a kind of specifically novel exhaust transfusion device of exempting from.
Background technology
We know that disposable infusion set is the medical apparatus and instruments of using always, comprise bottle plug puncture unit, dropping funnel, fluid flow regulator, liquid medicine filter, venoclysis needle as the one of which, by transfusion catheter they are chained together.Medicinal liquid flows into through bottle plug puncture unit, through the outlet of dropping funnel, flows into transfusion catheter, gets into human body through liquid medicine filter, venoclysis needle.Traditional transfusion device is at the initial stage of transfusion, because the transfusion catheter at dropping funnel rear portion is empty, medicinal liquid is drop by drop directly to get into transfusion catheter from the below of dropping funnel; Medicinal liquid gets into conduit and moves down fast; And air is arranged in the dropping funnel, before next drops physic liquor got into conduit, the air in the dropping funnel had got into conduit; Medicinal liquid centre in the conduit at dropping funnel rear portion is interrupted and is clipped air like this, will in conduit, form a section aeroembolism.Along with medicinal liquid increasing in conduit, because frictional force and capillary effect, the speed of moving down of medicinal liquid slows down gradually; And beginning is in the dropping funnel accumulated; In dropping funnel, form certain liquid level, then drop gets into conduit and forms a successive liquid stream, no longer includes in the air admission conduit.Air in the medicinal liquid has injury as getting into human body to the people, and serious can threat to life.Therefore, in the process of transfusion, for avoiding the air admission human body, the nurse can be the medicinal liquid emptying of band aeroembolism, and this had both wasted medicinal liquid, brought financial burden to patient, lost time again, increased medical personnel's labor intensity.
Present transfusion device and dropping funnel do not have at the transfusion initial period exempts from deflated function.
Summary of the invention
This utility model technical problem to be solved is the deficiency that overcomes above-mentioned prior art; Provide a kind of rational in infrastructure; Sneak into bubble in the transfusion catheter inner liquid medicine when avoiding the transfusion beginning, " aerofluxus bubble " operation that no longer need infuse alleviates medical personnel's labor intensity; Time saving and energy saving, the novel exhaust transfusion device of exempting from of handled easily.
The technical scheme that this utility model solves the problems of the technologies described above employing is: a kind of novel exhaust transfusion device of exempting from; Include bottle plug puncture unit, dropping funnel, liquid medicine filter, venoclysis needle; By transfusion catheter they are chained together, the outside flow actuator of installing of the transfusion catheter between dropping funnel and the liquid medicine filter, it is logical that said dropping funnel bottom is provided with a drain two; Said drain two logical tops are stretched in the dropping funnel; The lower port of drain two catharsis portion outer walls and dropping funnel is adhesively fixed, and drain two catharsis ends stretch out dropping funnel, and the transfusion catheter below dropping funnel is communicated with; It is characterized in that: said drain two logical upper axial are provided with the aerofluxus drain notch that is communicated with drain two logical central through holes, and drain two logical upper ends are provided with a block.
The said drain two logical upper axial of this utility model are laid with three aerofluxus drain notches that are communicated with drain two logical central through holes.
The said aerofluxus drain of this utility model notch is from extending to the top apart from dropping funnel bottom surface lowest part 2-5mm position axis to leading to along drain two.
The line of rabbet joint of the said aerofluxus drain of this utility model notch is wide to be 0.3-1.0mm.
The said block of this utility model is a umbrella, leaves the gap around it and between the dropping funnel inwall.
This utility model is owing to the two logical upper axial of drain in dropping funnel are provided with the aerofluxus drain notch that is communicated with drain two logical central through holes, and drain two logical upper ends are provided with block.The transfusion initial period, the medicinal liquid that drips from dropping funnel top drops in earlier on the block, slowly falls into along the periphery of blocking a shot in the dropping funnel of block below, and drop can directly not impact the medicinal liquid under the block.Drain two is logical to be uniformly distributed with three aerofluxus drain notches vertically, and the line of rabbet joint of aerofluxus drain notch is enough narrow, because capillary effect under the situation of no external force, can only be passed through air, medicinal liquid can't get into.Therefore working as medicinal liquid falls from block; The liquid level that forms certain altitude on every side that leads at drain two gradually, along with the rising of liquid level, the air in the dropping funnel gets into central through hole from drain two logical aerofluxus drain notches; Automatically concentrate and discharge; When the pressure of the medicinal liquid that the raises surface tension greater than aerofluxus drain notch, medicinal liquid begins from the logical inside of the successive entering drain of aerofluxus drain notch two, and last medicinal liquid gets into human body through liquid medicine filter, venoclysis needle.Against existing technologies, the medicinal liquid of entrapped air can not appear in this utility model transfusion catheter, " aerofluxus bubble " operation that no longer need infuse.This utility model is rational in infrastructure, and is easy for operation, alleviated medical personnel's labor intensity, practiced thrift the nursing time, time saving and energy saving, also thoroughly avoided bubble to get in the patient vessel, makes transfusion safer, is a kind of ideal exhaust transfusion device of exempting from.
Description of drawings
Below in conjunction with accompanying drawing this utility model is described further.
Fig. 1 is the structural representation of this utility model.
Fig. 2 is the structural representation that this utility model drain two leads to.
Label among the figure is: 1. bottle plug puncture unit, and 2. transfusion catheter, 3. dropping funnel lid, 4. block, 5. drain two is logical, 6. dropping funnel, 7. flow regulator, 8. liquid medicine filter, 9. venoclysis needle, 51. aerofluxus drain notches, 52. central through holes.
The specific embodiment
As can be seen from Figure 1, a kind of novel exhaust transfusion device of exempting from includes the dropping funnel 6, liquid medicine filter 8, venoclysis needle 9 of bottle plug puncture unit 1, band dropping funnel lid 3 etc.By transfusion catheter 2 they are chained together, a flow actuator 7 is also installed in the transfusion catheter outside between dropping funnel 6 and the liquid medicine filter 8.The annexation of the concrete composition structure of bottle plug puncture unit 1, liquid medicine filter 8, flow regulator 7, venoclysis needle 9 and they and transfusion catheter 2 belongs to prior art.Repeat no more.
From Fig. 1, Fig. 2, it can also be seen that; The said dropping funnel of this utility model 6 bottoms are provided with a drain two logical 5; Said drain two logical 5 tops are stretched in the dropping funnel 6; The lower port of drain two logical 5 bottom outer walls and dropping funnel 6 is adhesively fixed, and dropping funnel is stretched out in drain two logical 5 lower ends, and the transfusion catheter 2 below dropping funnel 6 is communicated with.Said drain two logical 5 upper axial that are arranged in dropping funnel 6 are provided with the aerofluxus drain notch 51 that is communicated with drain two logical central through holes, and drain two logical 5 upper ends are provided with a block 4.Said block 4 is a umbrella, leaves the gap around it and between dropping funnel 6 inwalls.
Said drain two logical 5 upper axial of this utility model are laid with three aerofluxus drain notches 51 that are communicated with drain two logical central through holes 52.
The said aerofluxus drain of this utility model notch 51 is from apart from lowest part 2-5mm position, dropping funnel bottom surface, axially leads to along drain two to extend to the top.
This utility model transfusion initial period, medicinal liquid splashes into dropping funnel 6 through the tubule that bottle plug puncture unit 1 covers on 3 along conduit 2 from dropping funnel.The medicinal liquid that tubule from dropping funnel lid 3 drips drops in earlier on the block 4; Because of blocking a shot 4 enough greatly; Drop can directly not impact block medicinal liquid down, also with regard to not occurring because directly hurtling down of drop carried under one's arms the phenomenon of air admission infusion channel, block a shot on 4 owing to medicinal liquid drops in earlier equally; Reduce the potential energy of drop, made drop finally can only slowly fall into along the peripheral clearance of block 4 in the dropping funnel 6 of block below.
This utility model drain two logical 5 is uniformly distributed with three aerofluxus drain notches 51 vertically.The line of rabbet joint of said aerofluxus drain notch 51 is wide to be 0.3-1.0mm.Narrow like this aerofluxus drain notch 51, because capillary effect under the situation of no external force, can only be passed through air, medicinal liquid can't get into.Therefore 4 fall from blocking a shot when medicinal liquid, around drain two logical 5, form the liquid level of certain altitude gradually, along with the rising of liquid level, the air in the dropping funnel is also concentrated to have arranged automatically from drain two logical aerofluxus drain notches 51 and is gone out.When liquid level raises; The pressure of medicinal liquid is greater than the surface tension of aerofluxus drain notch 51; Medicinal liquid begins to get into from aerofluxus drain notch 51 inside of drain two logical 5, thereby gets in the transfusion catheter 2 under the dropping funnel 6, because medicinal liquid is enough; The medicinal liquid that get into transfusion catheter 2 this moment is successive, and medicinal liquid gets into human body through flow regulator 7, liquid medicine filter 8, venoclysis needle 9.Like this, in whole infusion process, the medicinal liquid of entrapped air can not appear in the transfusion catheter.Thereby when having avoided transfusion, sneak into bubble in the transfusion catheter inner liquid medicine, " aerofluxus bubble " operation that no longer need infuse has alleviated medical personnel's labor intensity, has practiced thrift the nursing time, and is time saving and energy saving, exempts from aerofluxus, handled easily.
Claims (5)
1. the novel exhaust transfusion device of exempting from includes bottle plug puncture unit, dropping funnel, liquid medicine filter, venoclysis needle, by transfusion catheter they is chained together; The outside flow actuator of installing of transfusion catheter between dropping funnel and the liquid medicine filter; It is logical that said dropping funnel bottom is provided with a drain two, and said drain two logical tops are stretched in the dropping funnel, and the lower port of drain two catharsis portion outer walls and dropping funnel is adhesively fixed; Drain two catharsis ends stretch out dropping funnel; Transfusion catheter below dropping funnel is communicated with, and it is characterized in that: said drain two logical upper axial are provided with the aerofluxus drain notch that is communicated with drain two logical central through holes, and drain two logical upper ends are provided with a block.
2. the novel exhaust transfusion device of exempting from according to claim 1 is characterized in that: said drain two logical upper axial are laid with three aerofluxus drain notches that are communicated with drain two logical central through holes.
3. the novel exhaust transfusion device of exempting from according to claim 1 and 2 is characterized in that: said aerofluxus drain notch is from extending to the top apart from dropping funnel bottom surface lowest part 2-5mm position axis to leading to along drain two.
4. the novel exhaust transfusion device of exempting from according to claim 1 and 2 is characterized in that: the line of rabbet joint of said aerofluxus drain notch is wide to be 0.3-1.0mm.
5. the novel exhaust transfusion device of exempting from according to claim 1 and 2 is characterized in that: said block is a umbrella, leaves the gap around it and between the dropping funnel inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201043320U CN202490252U (en) | 2012-03-20 | 2012-03-20 | Novel exhaust-free infusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201043320U CN202490252U (en) | 2012-03-20 | 2012-03-20 | Novel exhaust-free infusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202490252U true CN202490252U (en) | 2012-10-17 |
Family
ID=46996498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201043320U Expired - Fee Related CN202490252U (en) | 2012-03-20 | 2012-03-20 | Novel exhaust-free infusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202490252U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580179A (en) * | 2012-03-20 | 2012-07-18 | 山东威高集团医用高分子制品股份有限公司 | Novel exhaust-free infusion set |
| CN113752474A (en) * | 2021-08-04 | 2021-12-07 | 昆山又二贝精密机械有限公司 | Full-cone type anti-bubble nozzle design and production process |
-
2012
- 2012-03-20 CN CN2012201043320U patent/CN202490252U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580179A (en) * | 2012-03-20 | 2012-07-18 | 山东威高集团医用高分子制品股份有限公司 | Novel exhaust-free infusion set |
| CN113752474A (en) * | 2021-08-04 | 2021-12-07 | 昆山又二贝精密机械有限公司 | Full-cone type anti-bubble nozzle design and production process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121017 Termination date: 20190320 |