CN204193213U - Infusion warning device and transfusion device - Google Patents
Infusion warning device and transfusion device Download PDFInfo
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- CN204193213U CN204193213U CN201420653938.9U CN201420653938U CN204193213U CN 204193213 U CN204193213 U CN 204193213U CN 201420653938 U CN201420653938 U CN 201420653938U CN 204193213 U CN204193213 U CN 204193213U
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- pipeline
- transfusion
- warning device
- tube
- infusion warning
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Abstract
This utility model infusion warning device and transfusion device, provide infusion warning device, comprises tube for transfusion, also comprises the pipeline of the endcapped communicated with described tube for transfusion, and upwards, internal diameter of the pipeline entirety is in up-narrow and down-wide shape for described pipe end; Described pipeline is provided with a narrow openings near end; Also be provided with a floating pearl in described pipeline, described floating pearl diameter is greater than described internal diameter of the pipeline narrowest position and is less than described internal diameter of the pipeline the widest part.Due in this technical scheme without the need to installing any electronic equipment additional, only need install the simple structure that a floating pearl is set in a pipeline and pipeline being provided with narrow openings additional, thus reach energy-conservation, cost is low, productivity ratio is high technique effect.
Description
Technical field
This utility model relates to the fluid delivery apparatus that medicinal uses, and particularly relates to infusion warning device and the transfusion device of this infusion warning device is housed.
Background technology
Venous transfusion is one of major way of disease treatment in hospital.Up to now, used the clinically transfusion device overwhelming majority is still disposable transfusion device that pvc material is made.Infusion sets for single use has that cost is low, high safety and the easy advantage such as useless process.But, because traditional disposable transfusion device does not have the function that infusion-completed reminds automatically, in Clinical practice process, nursing staff must observe transfusion condition in the moment, otherwise once medicinal liquid is totally lost, air enters in patient body, a small amount of air may cause the disturbance of blood circulation of local organs, cause anoxia and the dysfunction of local organs, large quantity of air then may cause air embolism, serious consequence dead even immediately time serious.Therefore, in recent years, emerge in an endless stream about the research how making transfusion device have automatic reminding function in a large number.
Chinese utility model patent (notification number: CN201572380U; The applying date: on January 28th, 2010) disclose a kind of infusion warning device, comprise a circular cylinder body, longitudinally a Level Detection bottle is provided with in cylindrical shell, the bottle of Level Detection bottle is provided with a liquid level sensor, buzzer is provided with in circular cylinder body, described liquid level sensor is electrically connected with buzzer, when patient fluid infusion will use up, liquid level sensor starts buzzer call after detecting and obtaining liquid level, can and alarm, remind nursing staff, so that nursing staff takes corresponding treatment measures.
Chinese invention patent application (publication number: CN102935254A; The applying date: on November 28th, 2012) disclose a kind of medical transfusion alarm device, it comprises the infrared emitter and the infrared receiver body that are arranged at a kettle both sides by fixture, infrared emitter inner surface is provided with infrared emitting head, and infrared receiver body inner surface is provided with and is in corresponding infrared receiving terminal with infrared emitting head; Described infrared receiving terminal is connected with by controller alarm of raising one's voice, and alarm of raising one's voice is arranged at infrared receiver surface, and it is inner that controller is positioned at infrared receiver body.
Take a broad view of relevant prior art, infusion warning device roughly can be divided into researchs such as utilizing infra-red detection liquid level principle, gravity sensitive principle to form.But in fact, because these prior aries are when being converted into product, all have cost high, be difficult to batch production and the defect such as consuming electric power, cause being difficult to large-scale popularization and use.
Therefore, those skilled in the art be devoted to develop that a kind of cost is low, productivity ratio is high, the infusion warning device of high safety and energy savings and the transfusion device of this infusion warning device is housed.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model is to provide does not need to use electric energy, the infusion warning device that one-body molded, cost is low and transfusion device.
For achieving the above object, this utility model provides infusion warning device, comprises tube for transfusion, also comprises the pipeline of the endcapped communicated with described tube for transfusion, and upwards, internal diameter of the pipeline entirety is in up-narrow and down-wide shape for described pipe end; Described pipeline is provided with a narrow openings near end; Also be provided with a floating pearl in described pipeline, described floating pearl diameter is greater than described internal diameter of the pipeline narrowest position and is less than described internal diameter of the pipeline the widest part.
Adopt technique scheme, on the basis of traditional disposable transfusion device, by installing the pipeline that is provided with narrow openings additional, utilizing air by making air turbulence during narrow gap and the principle of sounding, reaching the effect of automatically to sound when infusion-completed and reminding.Transfusion is carried out in process, and because pipeline communicates with tube for transfusion, medicinal liquid enters in pipeline simultaneously, floating pearl floats along with liquid level, diameter due to floating pearl is greater than internal diameter of the pipeline narrowest position, therefore floating pearl floats and blocks pipeline internal channel, thus prevents medicinal liquid from overflowing from narrow openings.Work as infusion-completed, floating pearl declines, and because floating pearl diameter is less than internal diameter of the pipeline the widest part, thus the decline of floating pearl makes space, exposed portion in pipeline, make air introduce and export fast from narrow openings, vibrations air-flow sends tweeting sound to remind nursing staff and family numbers of patients.Due in this technical scheme without the need to installing any electronic equipment additional, only need install the simple structure that a floating pearl is set in a pipeline and pipeline being provided with narrow openings additional, thus reach energy-conservation, cost is low, productivity ratio is high technique effect.
Further, described pipeline and described tube for transfusion intersection are provided with retaining piece.Arranging retaining piece is meet accident to slip into tube for transfusion from pipeline when preventing floating pearl from declining.
Preferably, described retaining piece is that a lower end is fixed, the barrier sheet of upper end dissociative.
More preferably, described retaining piece is grid.
Retaining piece also can be that footpath is slightly less than the baffles of internal diameter of the pipeline the widest part always, and baffles lower end is fixed, upper end dissociative, pushes baffles open and draw air entering in pipeline when floating pearl declines.
Preferably, described pipeline is straight tube, and it is oblique crossing with described tube for transfusion, and the angle intersected is less than 45 degree, and described internal diameter of the pipeline is expanded in gradually row to described tube for transfusion intersection from described narrow openings place.
Preferably, described pipeline is roundabout upwards shape ringwise, comprises segmental arc and straight section, and segmental arc lower end is crossing with described tube for transfusion, and described floating pearl is located in segmental arc.
Further, be positioned at below described narrow openings and be provided with a metal spring leaf in described pipeline, described inner-walls of duct is fixed in described metal spring leaf one end, and the other end dissociates, and length is slightly shorter than described internal diameter of the pipeline.Adopt this technical scheme, work as infusion-completed, floating pearl declines, and air enters pipeline, air-flow quickly through and shake metal spring leaf and make its sounding, thus when further ensuring infusion-completed, infusion warning device is sounded the technique effect reminded.
Further, described pipeline arc section and straight section joint are provided with a metal spring leaf, and described inner-walls of duct is fixed in described metal spring leaf one end, and the other end dissociates, and length is slightly shorter than described internal diameter of the pipeline.Segmental arc and straight section joint are internal diameter of the pipeline narrowest position, therefore more easily make air-flow accelerate to advance and shake metal spring leaf to make its sounding.
Preferably, described tube for transfusion comprises Maufee type dropper, and described infusion warning device is located at above described Maufee type dropper.The position of infusion warning device arranges higher, more early sends prompting, thus the time changes fluid infusion more fully to give nursing staff.
This utility model additionally provides transfusion device, and this transfusion device includes above-mentioned arbitrary described infusion warning device.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.
Accompanying drawing explanation
With reference to accompanying drawing, feature of the present utility model, advantage and characteristic are able to better understanding, in accompanying drawing by the description of detailed description of the invention hereafter:
Fig. 1: the structural representation of this utility model embodiment one;
Fig. 2: the structural representation of this utility model embodiment two;
Fig. 3: the using state figure of this utility model embodiment two.
In the drawings, same element uses same figure notation, and different elements uses different data markers, wherein:
1 tube for transfusion
2 pipelines
21 straight sections
22 segmental arcs
3 pipe ends
4 narrow openings
5 floating pearls
6 retaining pieces
7 metal spring leafs
Detailed description of the invention
As shown in Figure 1, the pipeline 2 that infusion warning device comprises tube for transfusion 1, communicates with tube for transfusion 1, this pipeline 2 end 3 is closed, and upwards, pipeline 2 internal diameter entirety is in up-narrow and down-wide shape for pipe end 3.Pipeline 2 is provided with a narrow openings 4 near end 3 place.Also be provided with a floating pearl 5 in pipeline 2, floating pearl 5 diameter is greater than pipeline 2 internal diameter narrowest position and is less than pipeline 2 internal diameter the widest part.The material of floating pearl 5 can be plastics or other buoyant materials, can be hollow or solid, if be hollow, one or several Solid beads can be set in floating pearl 5, its objective is the weight in order to increase the weight of floating pearl 5, make it drop to pipeline 2 bottom when infusion-completed liquid level declines thereupon, be convenient to pipeline 2 and discharge segment space and draw air and enter.
Transfusion is carried out in process, medicinal liquid flow into pipeline 2 from tube for transfusion 1, floating pearl 5 is along with liquid level floating, because pipeline 2 internal diameter entirety is in up-narrow and down-wide shape, and the diameter of floating pearl 5 is greater than pipeline 2 internal diameter narrowest position and is less than the most roomy place of pipeline 2 internal diameter, therefore floating pearl 5 has blocked pipeline 2 when floating up to pipeline 2 stenosis, make medicinal liquid no longer on influx narrow openings 4 and overflow.And when infusion-completed, floating pearl 5 decline with liquid level until pipeline 2 lower end near with tube for transfusion 1 intersection, because segment pipe internal diameter is greater than floating pearl 5 diameter for this reason, thus the decline of floating pearl 5 makes to discharge segment space in pipeline 2, because narrow openings 4 defines air outlet, cause air to be introduced from tube for transfusion 1, and export fast from narrow openings 4, due to air from narrow gap by time cause air turbulence, thus send tweeting sound.
Pipeline 2 and tube for transfusion 1 intersection can be provided with retaining piece 6.Arranging retaining piece 6 is meet accident to slip into tube for transfusion 1 from pipeline 2 when preventing floating pearl 5 from declining.Also retaining piece 6 can not be set, but pipeline 2 must be arranged to arc pipe, the lowest segment of arc pipe is lower than pipeline 2 and tube for transfusion 1 intersection, and pipeline 2 is less than the diameter of floating pearl 5 with the internal diameter of tube for transfusion 1 intersection, so, floating pearl 5 falls within the lowest segment of arc pipe and upwards can not plough under tube for transfusion 1 and cause unexpected generation after declining.
Retaining piece 6 can be barrier sheet, and pipeline 2 inwall is fixed on, upper end dissociative in the lower end of barrier sheet.Retaining piece 6 also can be grid, and grid is arranged at the intersection of pipeline 2 and tube for transfusion 1, can be the grid of any shape, floats pearl 5 as long as can stop but does not affect medicinal liquid and air passes through.Retaining piece 6 can also be a baffles, baffles is arranged at pipeline 2 and tube for transfusion 1 intersection, diameter is slightly less than the internal diameter of the pipeline of intersection, and inner-walls of duct, upper end dissociative are fixed in baffles lower end, pushes baffles open and draw air to enter in pipeline 2 when floating pearl 5 declines.Be a bit larger tham tube for transfusion 1 internal diameter if be set to by the diameter of baffles simultaneously, then when floating pearl 5 declines, baffles pushed in tube for transfusion 1 and to block tube for transfusion 1 pipeline, thus can prevent air from continuing to come downwards to patient's intravenous, avoiding accidents.
Fig. 1 shows embodiment one of the present utility model, and the pipeline 2 of infusion warning device is straight tube, and it is oblique crossing with tube for transfusion 1, and the angle intersected is less than 45 degree, and in pipeline 2, narrow openings 4 place expands to tube for transfusion 1 intersection in gradually row without leave.The diameter of floating pearl 5 is greater than the internal diameter of the pipeline below narrow openings 4.
Fig. 2 and Fig. 3 shows embodiment two of the present utility model, and the pipeline 2 roundabout upwards shape ringwise of infusion warning device, comprises segmental arc 22 and straight section 21, likeness in form whistle.Segmental arc 22 lower end is crossing with tube for transfusion 1, and straight section 21 is parallel with tube for transfusion 1 and lean on mutually, and narrow openings 4 is located at straight section 21 below pipe end 3, and floating pearl 5 is located in segmental arc 22.Segmental arc 22 internal diameter is up-narrow and down-wide, and stenosis internal diameter is less than floating pearl 5 diameter, and broad place internal diameter is greater than floating pearl 5 diameter.
In embodiment one and embodiment two, can be positioned in pipeline 2 below narrow openings 4 and arrange a metal spring leaf 7, pipeline 2 inwall is fixed in metal spring leaf 7 one end, and the other end dissociates, and length is slightly shorter than the internal diameter of the pipeline of metal spring leaf 7 position.Work as infusion-completed, floating pearl 5 declines, and air enters pipeline 2, air-flow quickly through and shake metal spring leaf 7 and can make its sounding, thus when further ensuring infusion-completed, infusion warning device is sounded the technique effect reminded.
In embodiment two, metal spring leaf 7 is arranged at pipeline 2 arc section 22 and straight section 21 joint.Segmental arc 22 and straight section 21 joint are internal diameter of the pipeline narrowest position, therefore more easily make air-flow accelerate to advance and shake metal spring leaf 7 to make its sounding.
Tube for transfusion 1 comprises Maufee type dropper, and infusion warning device is located at above Maufee type dropper, also can be located at below Maufee type dropper, but is preferably located at the upper semisection of tube for transfusion 1.The position of infusion warning device arranges higher, more early sends prompting, thus the time changes fluid infusion more fully to give nursing staff.
This utility model additionally provides transfusion device, and this transfusion device includes infusion warning device of the present utility model.This transfusion device is formed in one, and because structure is simple, be easy to produce in enormous quantities, and cost is low, productivity ratio is high, is applicable to clinical large-scale popularization and use.
More than describe preferred specific embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design concept of the present utility model without the need to creative work.Therefore; all technical staff in the art pass through the available technical scheme of logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design concept of the present utility model, all should within scope of the present utility model and/or by the determined protection domain of claims.
Claims (10)
1. infusion warning device, comprise tube for transfusion (1), it is characterized in that: the pipeline (2) also comprising the endcapped communicated with described tube for transfusion (1), upwards, pipeline (2) internal diameter entirety is in up-narrow and down-wide shape for described pipe end (3); Described pipeline (2) is provided with a narrow openings (4) near end (3) place; Also be provided with a floating pearl (5) in described pipeline (2), described floating pearl (5) diameter is greater than described pipeline (2) internal diameter narrowest position and is less than described pipeline (2) internal diameter the widest part.
2. infusion warning device according to claim 1, is characterized in that: described pipeline (2) and described tube for transfusion (1) intersection are provided with retaining piece (6).
3. infusion warning device according to claim 2, is characterized in that: described retaining piece (6) is that a lower end is fixed, the barrier sheet of upper end dissociative.
4. infusion warning device according to claim 2, is characterized in that: described retaining piece (6) is grid.
5. infusion warning device according to claim 1, it is characterized in that: described pipeline (2) is straight tube, it is oblique crossing with described tube for transfusion (1), the angle intersected is less than 45 degree, and in described pipeline (2), described narrow openings (4) place expands to described tube for transfusion (1) intersection in gradually row without leave.
6. infusion warning device according to claim 1, it is characterized in that: described pipeline (2) is roundabout upwards shape ringwise, comprise segmental arc (22) and straight section (21), segmental arc (22) lower end is crossing with described tube for transfusion (1), and described floating pearl (5) is located in segmental arc (22).
7. according to the arbitrary described infusion warning device of claim 1 to 6, it is characterized in that: be positioned at described narrow openings (4) below in described pipeline (2) and be provided with a metal spring leaf (7), described pipeline (2) inwall is fixed in described metal spring leaf (7) one end, the other end dissociates, and length is slightly shorter than described pipeline (2) internal diameter.
8. infusion warning device according to claim 6, it is characterized in that: described pipeline (2) arc section (22) and straight section (21) joint are provided with a metal spring leaf (7), described pipeline (2) inwall is fixed in described metal spring leaf (7) one end, the other end dissociates, and length is slightly shorter than described pipeline (2) internal diameter.
9. infusion warning device according to claim 1, is characterized in that: described tube for transfusion (1) comprises Maufee type dropper, and described infusion warning device is located at above described Maufee type dropper.
10. transfusion device, is characterized in that: comprise as arbitrary in claim 1 to 9 as described in infusion warning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420653938.9U CN204193213U (en) | 2014-11-04 | 2014-11-04 | Infusion warning device and transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420653938.9U CN204193213U (en) | 2014-11-04 | 2014-11-04 | Infusion warning device and transfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204193213U true CN204193213U (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420653938.9U Expired - Fee Related CN204193213U (en) | 2014-11-04 | 2014-11-04 | Infusion warning device and transfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204193213U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106995A (en) * | 2018-08-27 | 2019-01-01 | 尹永远 | A kind of perfusion tube of automatic alarm |
| CN115337495A (en) * | 2022-08-10 | 2022-11-15 | 浙江大学 | Infusion auxiliary prompting device |
-
2014
- 2014-11-04 CN CN201420653938.9U patent/CN204193213U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106995A (en) * | 2018-08-27 | 2019-01-01 | 尹永远 | A kind of perfusion tube of automatic alarm |
| CN109106995B (en) * | 2018-08-27 | 2020-11-27 | 周世香 | Automatic infusion tube of reporting to police |
| CN115337495A (en) * | 2022-08-10 | 2022-11-15 | 浙江大学 | Infusion auxiliary prompting device |
| CN115337495B (en) * | 2022-08-10 | 2023-09-08 | 浙江大学 | Auxiliary prompting device for transfusion |
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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 |
Granted publication date: 20150311 Termination date: 20151104 |
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| EXPY | Termination of patent right or utility model |