CN103127584B - Flow rate setting and micro-adjustment device - Google Patents
Flow rate setting and micro-adjustment device Download PDFInfo
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- CN103127584B CN103127584B CN201310091196.5A CN201310091196A CN103127584B CN 103127584 B CN103127584 B CN 103127584B CN 201310091196 A CN201310091196 A CN 201310091196A CN 103127584 B CN103127584 B CN 103127584B
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- micromatic setting
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Abstract
The invention belongs to the field of medical instruments, and particularly relates to a flow rate setting and micro-adjustment device. According to the device, the infusion speed can be precisely and quickly adjusted, stability of control for the infusion speed after adjustment for the infusion speed is finished is guaranteed, and the infusion speed can be seen easily and quickly. The device is composed of an upper cover, a base, a handle and a dial, wherein the upper cover, the base and the handle are formed independently in an injection molding mode, and the handle is detachable. Due to the design of the handle in the flow rate setting and micro-adjustment device, the infusion speed can be adjusted by one hand, a vein needle wing and a Ruhr connector hook are arranged on the bottom of the handle, and a semi-circle clamping groove is arranged in the bottommost of the handle to fix a lower infusion pipe. A flow rate control principle is that a gap II and a spiral groove III on the device move to form different liquid passing areas so as to adjust liquid flow. Compared with the prior art, the device is attractive in appearance and simple in manufacture process, can precisely, quickly and stably control the infusion speed, and can visually and conveniently display the infusion speed. Additionally, operation can be carried out by one hand, the vein needle wing and the Ruhr connector hook can be arranged, medicine liquid flowing conditions in a speed-adjustment position of an infusion device can be clearly observed, and safety of the whole infusion device is improved.
Description
(1) technical field
The invention belongs to medical instruments field, particularly flow set micromatic setting.
(2) background technology
At present, be exactly to use infusion pump in one of method of the control infusion flow rate of clinical use, use infusion pump high to the control stability of flow velocity, cost is also high, need in the situation that having power supply, use, and carries inconvenience.
Method at the clinical regulating transfusion flow velocity the most often using is by actuator control, coordinate to push transfusion catheter, thereby the passage of flowing through of minimizing or increase medicinal liquid reaches the control to infusion flow rate by regulating wheel with the common of regulating tank.Owing to regulating the device of flow velocity contact with medicinal liquid thereby the consistency problem of avoided infusing material and medicine.This kind of method is by seeing that liquid droping speed judges injection speed in clinical manipulation, has regulating wheel resilience problem, push for a long time transfusion catheter and can cause transfusion catheter to follow the string, and then flow velocity reduction, be difficult to ensure the stability control of infusion flow rate.Clinical manipulation circumstance complication, easily causes the slip of actuator at tube for transfusion, or regulating wheel float, patient's safety be difficult to ensure.
Based on above demand, be desirable to provide a kind of flow regulator, accurately quick adjustment infusion flow rate, and ensure the stability of infusion flow rate, also can see quickly and easily infusion flow rate clearly.
(3) summary of the invention
The technical issues that need to address are: be desirable to provide a kind of flow regulator, accurately quick adjustment infusion flow rate, and ensure regulating transfusion speed complete after the stability of transfusion speed control, also can see quickly and easily infusion flow rate clearly.
The present invention adopts following technical proposals to realize: flow set micromatic setting is made up of upper cover (1), base (2), handle (3), graduated disc (4).Upper cover, base, handle are injection molded separately.The design of handle in flow set micromatic setting, can realize singlehanded regulating transfusion speed, and the handle bottom design intravenous needle pin wing and female Luer hook, facilitate medical personnel's standard operation.Handle and base contact site arrange four directions position fixed support plate, and handle top arranges upper and lower two semicircle draw-in grooves to ensure and the closely cooperating of base, and handle centre position arranges reinforcement, to increase handle firmness.Handle lowest position arranges semicircle draw-in groove to fix transfusion lower tube, and handle is detachable.Handle can adopt the medical macromolecular materials manufactures such as polyethylene (PE), acrylonitrile-butadiene-styrene copolymer (ABS), polrvinyl chloride (PVC), polypropylene (PP), Merlon (PC).
Graduated disc adopts printing type to be printed on adhesive paper, and effectively visible adjusting range of the present invention is 10-300ml/h, arranges and opens and close Warning Mark, and graduated disc is pasted on upper cover border circular areas.
Upper cover adopts medical grade polyformaldehyde (POM) material injection molded, and polyformaldehyde hardness is high, can meet clinical many adjustings requirement to flow set micromatic setting, and self lubricity is good, can make upper cover and the miscellaneous part perfect cooperation of flow set micromatic setting." opening " or upper cover position, the off-position design triangle cue mark of corresponding graduated disc, the middle part of " opening " or " pass " arranges draw-in groove, makes operator not directly to be adjusted to flow maximum state by the state that shuts, and has reduced clinical treatment accident.The peak of upper cover designs round and smooth hackle mark to increase frictional force, the stability while guaranteeing one-handed performance." L " shapes locking buckles of position, four positive four directions are set, being connected of convenient and base in upper cover center.
Base can adopt medical grade Merlon (PC), acrylonitrile-butadiene-styrene copolymer (ABS) material injection molded, the good toughness of Merlon, meeting ethanol does not ftracture, transparency is high, facilitate patient or medical personnel observe transfusion bulk flow to, obviously improved existing actuator and can not see the medicinal liquid mobility status at regulating transfusion speed position.Base arranges the passage that connects transfusion upper tube and the passage that connects transfusion lower tube, and base middle part arranges reinforcement rib, increases the structural strength of base.At base and graduated disc contact site design discharge instruction triangle arrow, and design square draw-in groove at arrow lower position, coordinate with upper cover, realize operator and can not directly be adjusted to flow maximum state by the state that shuts.Being connected with arrow, position design is anistree coils, and conveniently realizes automatization's assembling.Base Front-end Design and level are the round and smooth shape guide angle of 14 degree, form interlocking with " L " shape of upper cover.Base indoor design has the first chamber, the second chamber, the 3rd chamber, the first chamber and upper cover relevant position precision-fit, and good seal, the second intracavity upper cover and the sealing of base contact site, this chamber is used for controlling medicinal liquid flow, and the 3rd chamber is connected with liquid outlet.The first chamber of base, the second chamber, the 3rd chamber intracavity diameter are and reduce trend.
Flow-control principle: the base portion that liquid enters flow set micromatic setting by inlet (I), enter by groove (IV) inner chamber (V) that upper cover and base form along upper cover inclined screw groove (III) by base gap (II) again, finally flowed out by liquid outlet (VI).Gap (II) on flow set micromatic setting from inclined screw groove (III) thus forming different liquid by motion regulates the flow of liquid by area.This process completes at the second intracavity, finally flows into liquid outlet (VI) from the 3rd intracavity.
Compared with prior art, product appearance is beautiful, manufacturing process is simple in the present invention.Flow set micromatic setting to the control of infusion flow rate accurately and fast, stable, demonstration infusion flow rate that can intuitive and convenient, facilitates one-handed performance, can be with and hang the intravenous needle pin wing and female Luer, medicinal liquid mobility status that can clear view transfusion device speed governing position, the safety that has improved transfusion device entirety.
(4) brief description of the drawings
Fig. 1 is the schematic diagram of flow set micromatic setting
Fig. 2 is that the P of flow set micromatic setting is to cutaway view
Fig. 3 is that the Q of flow set micromatic setting is to cutaway view
Fig. 4 is that the liquid of flow set micromatic setting passes through area schematic diagram
Fig. 5 is the upper cover front view of flow set micromatic setting
Fig. 6 is the superstructure schematic diagram of flow set micromatic setting
Fig. 7 is the understructure schematic diagram of flow set micromatic setting
Fig. 8 is the base cutaway view of flow set micromatic setting, is 1. the first chamber, is 2. the second chamber, is 3. the 3rd chamber
Fig. 9 is the graduated disc schematic diagram of flow set micromatic setting
Figure 10 is the handle arrangement schematic diagram of flow set micromatic setting
(5) detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, 2, flow set micromatic setting is made up of upper cover (1), base (2), handle (3), graduated disc (4).Upper cover, base, handle are injection molded separately.The design of handle in flow set micromatic setting, as shown in figure 10, can realize singlehanded regulating transfusion speed, and the handle bottom design intravenous needle pin wing (3H) and female Luer (3G) hook, facilitate medical personnel's standard operation.Handle and base contact site arrange four directions position fixed support plate (3B, 3C, 3D, 3E), handle top arranges upper and lower two semicircle draw-in grooves (3A, 3F) to ensure and the closely cooperating of base, handle centre position arranges reinforcement (3J), to increase handle firmness.Handle lowest position arranges semicircle draw-in groove (3I) to fix transfusion lower tube, and handle is detachable.Handle optimum adopts the manufacture of polyethylene (PE) medical macromolecular materials.
Graduated disc adopts printing type to be printed on adhesive paper, and effectively visible adjusting range of the present invention is 10-300ml/h, arranges and opens and close Warning Mark, and graduated disc is pasted on upper cover border circular areas, as shown in Figure 9.
Upper cover optimum adopts medical grade polyformaldehyde (POM) material injection molded, polyformaldehyde hardness is high as shown in Figure 5,6, can meet clinical many adjustings requirement to flow set micromatic setting, self lubricity is good, can make upper cover and the miscellaneous part perfect cooperation of flow set micromatic setting." opening (1B) " of corresponding graduated disc or " closing (1A) " upper cover position, position design triangle cue mark, " open " or the middle part of " pass " arranges draw-in groove (1C), make operator not directly to be adjusted to flow maximum state by the state that shuts, reduced clinical treatment accident.The peak of upper cover designs round and smooth hackle mark to increase frictional force, the stability while guaranteeing one-handed performance." L " shapes locking buckles (1D) of position, four positive four directions are set, being connected of convenient and base in upper cover center.
Base optimum adopts the injection moulding of medical grade Merlon (PC) material, the good toughness of Merlon, meeting ethanol does not ftracture, transparency is high, facilitate patient or medical personnel observe transfusion bulk flow to, obviously improved existing actuator and can not see the medicinal liquid mobility status at regulating transfusion speed position.As shown in Figure 7, base arranges the passage (I) that connects transfusion upper tube and the passage (VI) that connects transfusion lower tube, and base middle part arranges strengthens rib (2D, 2E), increases the structural strength of base.At base and graduated disc contact site design discharge instruction triangle arrow (2A), and design square draw-in groove (2F) at arrow lower position, coordinate with upper cover, realize operator and can not directly be adjusted to flow maximum state by the state that shuts.Anistree coil (2C) of the position design that is connected with arrow, conveniently realizes automatization's assembling.Base Front-end Design and level are the 14 round and smooth shape guide angles of degree (2B), cooperatively interact with " L " shape of upper cover, form interlocking.Base indoor design has the first chamber, the second chamber, the 3rd chamber, the first chamber and upper cover relevant position precision-fit, and good seal, the second intracavity upper cover and the sealing of base contact site, this chamber is used for controlling medicinal liquid flow, and the 3rd chamber is connected with liquid outlet.The first chamber of base, the second chamber, the 3rd chamber intracavity diameter are and reduce trend.
Flow-control principle: as shown in Figure 2,3, the base portion that liquid enters flow set micromatic setting by inlet (I), enter by groove (IV) inner chamber (V) that upper cover and base form along upper cover inclined screw groove (III) by base gap (II) again, finally flowed out by liquid outlet (VI).As shown in Figure 4, the gap (II) on flow set micromatic setting from inclined screw groove (III) thus forming different liquid by motion regulates the flow of liquid by area.As shown in Figure 8, this process completes at the second intracavity, finally flows into liquid outlet (VI) from the 3rd intracavity.
Claims (8)
1. flow set micromatic setting, by upper cover, base, hands handle, graduated disc composition, it is characterized in that: upper cover, base, handle is injection molded separately, handle is detachable, the handle bottom design intravenous needle pin wing and female Luer hook, upper cover design has four azimuth caging buckles, base designs has flow instruction triangle arrow, and stop that operator is adjusted to the peaked square groove of flow by shutting, handle and base contact site arrange position, four directions fixed support plate, handle top arranges upper and lower two semicircle draw-in grooves closely cooperating with guarantee and base, handle centre position arranges reinforcement, to increase handle firmness, handle lowest position arranges semicircle draw-in groove to fix transfusion lower tube, the base portion that liquid enters flow set micromatic setting by inlet (I), enter by groove (IV) inner chamber (V) that upper cover and base form along upper cover inclined screw groove (III) by base gap (II) again, finally flowed out by liquid outlet (VI).
2. according to flow set micromatic setting claimed in claim 1, it is characterized in that handle can adopt polyethylene (PE), acrylonitrile-butadiene-styrene copolymer (ABS), polrvinyl chloride (PVC), polypropylene (PP), the manufacture of Merlon (PC) medical macromolecular materials.
3. according to flow set micromatic setting claimed in claim 1, it is characterized in that graduated disc adopts printing type to be printed on adhesive paper, effectively visible adjusting range is 10-300ml/h, arranges and opens and close Warning Mark, and graduated disc is pasted on upper cover border circular areas.
4. according to flow set micromatic setting claimed in claim 1, it is characterized in that upper cover adopts medical grade polyformaldehyde (POM) material injection molded, " opening " or upper cover position, the off-position design triangle cue mark of corresponding graduated disc, " open " or the middle part of " pass " arranges draw-in groove, make operator not directly to be adjusted to flow maximum state by the state that shuts.
5. according to flow set micromatic setting claimed in claim 1, the peak that it is characterized in that upper cover designs round and smooth hackle mark to increase frictional force, stability while guaranteeing one-handed performance, arranges " L " shapes locking buckles of position, four positive four directions in upper cover center, being connected of convenient and base.
6. according to flow set micromatic setting claimed in claim 1, it is characterized in that base adopts medical grade Merlon (PC), acrylonitrile-butadiene-styrene copolymer (ABS) material injection molded, base arranges the passage that connects transfusion upper tube and the passage that connects transfusion lower tube, and base middle part arranges reinforcement rib.
7. according to flow set micromatic setting claimed in claim 1, it is characterized in that at base and graduated disc contact site design discharge instruction triangle arrow, and design square draw-in groove at arrow lower position, coordinate with upper cover, realize operator and can not directly be adjusted to flow maximum state by the state that shuts, the anistree dish of position design that is connected with arrow, conveniently realizes automatization's assembling, base Front-end Design and level are the round and smooth shape guide angle of 14 degree, form interlocking with " L " shape of upper cover.
8. according to flow set micromatic setting claimed in claim 1, it is characterized in that base indoor design has the first chamber, the second chamber, the 3rd chamber, the first chamber and upper cover relevant position precision-fit, the second intracavity upper cover and the sealing of base contact site, be used for controlling medicinal liquid flow, the 3rd chamber is connected with liquid outlet, gap (II) on flow set micromatic setting from inclined screw groove (III) thus form the different flows that pass through area and regulate liquid by motion, this process completes at the second intracavity, finally flow into liquid outlet from the 3rd intracavity, the first chamber of base, the second chamber, the 3rd chamber intracavity diameter is and reduces trend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310091196.5A CN103127584B (en) | 2013-03-21 | 2013-03-21 | Flow rate setting and micro-adjustment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310091196.5A CN103127584B (en) | 2013-03-21 | 2013-03-21 | Flow rate setting and micro-adjustment device |
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| CN103127584A CN103127584A (en) | 2013-06-05 |
| CN103127584B true CN103127584B (en) | 2014-08-06 |
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| CN201310091196.5A Active CN103127584B (en) | 2013-03-21 | 2013-03-21 | Flow rate setting and micro-adjustment device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104740724A (en) * | 2013-12-27 | 2015-07-01 | 苏州和林精密科技有限公司 | Medical panel type precision flow regulator |
| ES2703111T3 (en) * | 2014-10-20 | 2019-03-07 | Becton Dickinson Holdings Pte Ltd | Flow controller IV |
| WO2016101860A1 (en) * | 2014-12-22 | 2016-06-30 | 胡绍勤 | Infusion flowing speed adjuster |
| CN110968121B (en) * | 2019-12-20 | 2023-06-20 | 西安文理学院 | Flow passively regulated intermediate device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1586647A (en) * | 2004-09-13 | 2005-03-02 | 毛爱民 | Infusion pump capable of accurately controlling medicinal liquid flow |
| CN1887372A (en) * | 2006-07-25 | 2007-01-03 | 王建友 | Digital infusion pump |
| CN202802348U (en) * | 2012-09-27 | 2013-03-20 | 深圳市万聚源科技有限公司 | Intelligent infusion pump |
| CN203227121U (en) * | 2013-03-21 | 2013-10-09 | 北京伏尔特技术有限公司 | Flow setting and fine-tuning device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH696661A5 (en) * | 2001-11-06 | 2007-09-14 | Hermann Dr Keller | Infusion pump. |
| JP5543493B2 (en) * | 2009-01-30 | 2014-07-09 | ネステク ソシエテ アノニム | Infusion pump cassette with free flow prevention valve mechanism |
| JP2012187202A (en) * | 2011-03-09 | 2012-10-04 | Terumo Corp | Medical pump |
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- 2013-03-21 CN CN201310091196.5A patent/CN103127584B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1586647A (en) * | 2004-09-13 | 2005-03-02 | 毛爱民 | Infusion pump capable of accurately controlling medicinal liquid flow |
| CN1887372A (en) * | 2006-07-25 | 2007-01-03 | 王建友 | Digital infusion pump |
| CN202802348U (en) * | 2012-09-27 | 2013-03-20 | 深圳市万聚源科技有限公司 | Intelligent infusion pump |
| CN203227121U (en) * | 2013-03-21 | 2013-10-09 | 北京伏尔特技术有限公司 | Flow setting and fine-tuning device |
Non-Patent Citations (1)
| Title |
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| JP特开2012-187202A 2012.10.04 |
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| CN103127584A (en) | 2013-06-05 |
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