CN203469141U - Infusion controller - Google Patents
Infusion controller Download PDFInfo
- Publication number
- CN203469141U CN203469141U CN201320548610.6U CN201320548610U CN203469141U CN 203469141 U CN203469141 U CN 203469141U CN 201320548610 U CN201320548610 U CN 201320548610U CN 203469141 U CN203469141 U CN 203469141U
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- China
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- infusion
- briquetting
- fixing head
- cylinder
- cross bar
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- Expired - Fee Related
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Disclosed is an infusion controller. Used on a lower dropper arranged between a drip cup and an infusion needle, an infusion controller is composed of a flow control valve, a fixing frame and a pneumatic valve, and the flow control valve and the pneumatic valve are arranged on the fixing frame. The pneumatic valve is connected to an air tube, and one end of the pneumatic valve is communicated with an air intake tube through an air through tube if an infusion bag is used for infusion. One end of the pneumatic is communicated with an air return tube on an infusion bottle through the air tube if the infusion bottle is used for infusion. During infusion, when liquid medicine in the infusion bag or the infusion bottle is finished with only residual liquid in the drip cup, and negative pressure is generated from the air tube to absorb a piston in an air cylinder to drive a push bar to push a second pressure block to press against the lower dropper, so that quantity of flow can descend to be lower in the lower dropper, duration time of flowing of the liquid medicine can be prolonged in waiting for medical workers to remove or replace an infusion apparatus, and blood or air are prevented from flowing back or entering the blood after the liquid medicine is finished.
Description
Technical field
This utility model relates to a kind of infusion controller using when infusing, and belongs to the optimisation technique of transfusion.
Background technology
Medicinal liquid in infusion bottle or transfusion bag has flowed, and the medicinal liquid dripping in kettle has also flowed, and liquid level drops to and drips below kettle, just likely occurs blood back phenomenon, and blood enters lower dropper, or air enters blood and cause air embolism, makes patient even bring in alarm danger.
Therefore, after the medicinal liquid in infusion bottle or transfusion bag has flowed, except call out medical personnel by reminiscences, come to replace fluid delivery apparatus, also need to slow down and drip the dirty thing of kettle herb liquid, to extend the waiting time, make medical personnel have time enough to come to process.Therefore, need to find and a kind ofly can when the remaining medicinal liquid dripping in kettle only, automatically slow down the equipment of Flow Velocity under medicinal liquid.
Summary of the invention
The purpose of this utility model is to provide and a kind ofly can when the remaining medicinal liquid dripping in kettle only, automatically slows down the equipment of Flow Velocity under medicinal liquid.
The technical solution of the utility model is: infusion controller, and be placed on the lower dropper 1 dripping between kettle and transfusion needle and use, mainly by flow control valve 2, fixed mount 3 and pneumatic operated valve 4, formed, flow control valve and pneumatic operated valve are placed on fixed mount; On pneumatic operated valve, connect trachea, trachea and transfusion bag are dripped the air inlet pipe on kettle, or the muffler on infusion bottle is communicated with; Lower dropper is placed between flow control valve and pneumatic operated valve, and flow control valve plays dropper to control infusion flow by extruding; While there is no medicinal liquid in infusion bottle or transfusion bag, in trachea, form larger negative pressure, thereby can inhale pneumatic operated valve, make the lower dropper of its extruding, infusion flow is further reduced.
Described fixed mount 3 mainly comprises fixing head 31 and the fixed frame 32 of longitudinal arrangement, fixing head and fixed frame are longitudinally settled and are parallel to each other, flow control valve is placed on fixing head, at fixed frame, towards four angles of fixing head, be provided with 4 identical fixing feet 33 to fixing head direction projection, these fixing feet are fixed on four angles of fixing head; On the side of fixed frame, arrange two towards the over brace parallel to each other 34 of fixing head, each over brace is provided with a symmetrical hole slot 35; On fixed frame, be also provided with cylinder-bore; Pneumatic operated valve is fixed on fixed frame by over brace and cylinder-bore.
Described over brace is arranged on 1/3 place apart from fixed frame top.
Described hole slot is to be located at the opening of over brace end towards V-shaped groove or the axis hole of lower dropper, and the bottom land of V-shaped groove is circular port.
Described flow control valve 2 mainly comprises handle 21, screw mandrel 22 and the first briquetting 23, is provided with tapped adjustment hole on fixing head, and screw mandrel is fixed on the middle part of handle, and screw mandrel is provided with the external screw thread that the female thread with adjustment hole matches; The end of screw mandrel through adjustment hole, wears out from the other end of fixing head, at the end of screw mandrel, the first briquetting is set, and the first briquetting is pressed in lower dropper outer wall; By screwing handle, adjust the position of screw mandrel on fixing head, thereby change the pressure of the first briquetting to lower dropper.
Described pneumatic operated valve 4 mainly comprises cylinder 41, piston, piston rod 42, cross bar 43, push rod 44 and the second briquetting 45; Cylinder is fixed in the cylinder-bore on fixed frame, and cylinder and fixed frame intersect vertically, and the blind end of cylinder is provided with pore and communicates with trachea, and other end opening is towards fixing head, and piston enters in cylinder from opening; One end of piston rod is fixed on piston, and one end axle of the other end and cross bar connects, and the other end of cross bar and push rod shaft connect, and the other end of push rod is fixed on the middle part of an end face of the second briquetting, and the other end of the second briquetting is pressed in lower dropper outer wall; Two over braces are horizontally in the both sides of fixing head; Cross bar axle through the hole slot on the hole slot on an over brace, cross bar, another over brace, can rotate around cross bar axle cross bar successively.
The first described briquetting and the second briquetting are coaxial and lay respectively at wheel liquid pipe both sides.
When the negative pressure of trachea hour, the position of piston in cylinder is relatively fixing, at this moment, the second briquetting can not push lower dropper, on not impact of infusion flow; When infusion bottle or transfusion bag Chinese medicine liquid stream complete after, negative pressure in trachea increases, piston direction to trachea under the effect of negative pressure moves, drive piston rod to move to trachea direction, piston rod pulls the bottom of cross bar to the direction of piston, the direction of the downward dropper in top of cross bar moves, thereby promote push rod, the second briquetting is compressed to lower dropper, reduces infusion flow.
beneficial effect
1,during transfusion, medicinal liquid in transfusion bag or infusion bottle has flowed, only be left to drip medicinal liquid remaining in kettle, will in trachea, produce negative pressure and inhale the piston in dynamic air cylinder, drive push rod to promote the second briquetting and press to lower dropper, the flow in lower dropper is even lower, extend the time that medicinal liquid has flowed, wait for that medical personnel replace fluid delivery apparatus, prevent that blood backflow or the air after medicinal liquid has flowed from entering blood.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is explosive view of the present utility model.
The specific embodiment
As depicted in figs. 1 and 2, infusion controller, is placed on the lower dropper 1 dripping between kettle and transfusion needle and uses, and mainly flow control valve 2, fixed mount 3 and pneumatic operated valve 4, consists of, and flow control valve and pneumatic operated valve are placed on fixed mount; On pneumatic operated valve, connect trachea, if transfusion bag transfusion, one end of pneumatic operated valve is communicated with the air inlet pipe of dripping on kettle by trachea; If infusion bottle transfusion, one end of pneumatic operated valve is communicated with the muffler on infusion bottle by trachea.
Lower dropper is placed between flow control valve and pneumatic operated valve, and flow control valve plays dropper to control infusion flow by extruding; While there is no medicinal liquid in infusion bottle or transfusion bag, in trachea, form larger negative pressure, thereby can inhale pneumatic operated valve, make the lower dropper of its extruding, infusion flow is further reduced.
Described fixed mount 3 mainly comprises fixing head 31 and the fixed frame 32 of longitudinal arrangement, fixing head and fixed frame are longitudinally settled and are parallel to each other, flow control valve is placed on fixing head, at fixed frame, towards four angles of fixing head, be provided with 4 identical fixing feet 33 to fixing head direction projection, these fixing feet are fixed on four angles of fixing head; On the side of fixed frame, arrange two towards the over brace parallel to each other 34 of fixing head, each over brace is provided with a symmetrical hole slot 35; On fixed frame, be also provided with cylinder-bore; Pneumatic operated valve is fixed on fixed frame by over brace and cylinder-bore.
Described over brace is arranged on 1/3 place apart from fixed frame top.
Described hole slot is to be located at the opening of over brace end towards V-shaped groove or the axis hole of lower dropper, and the bottom land of V-shaped groove is circular port.
Described flow control valve 2 mainly comprises handle 21, screw mandrel 22 and the first briquetting 23, is provided with tapped adjustment hole on fixing head, and screw mandrel is fixed on the middle part of handle, and screw mandrel is provided with the external screw thread that the female thread with adjustment hole matches; The end of screw mandrel through adjustment hole, wears out from the other end of fixing head, at the end of screw mandrel, the first briquetting is set, and the first briquetting is pressed in lower dropper outer wall; By screwing handle, adjust the position of screw mandrel on fixing head, thereby change the pressure of the first briquetting to lower dropper.When needs are accelerated transfusion speed, outwards screw handle, reduce the pressure of the first briquetting to lower dropper, when needs reduce transfusion speed, the direction of dropper screws handle downwards, makes the first briquetting further compress lower dropper.
Described pneumatic operated valve 4 mainly comprises cylinder 41, piston, piston rod 42, cross bar 43, push rod 44 and the second briquetting 45; Cylinder is fixed in the cylinder-bore on fixed frame, and cylinder and fixed frame intersect vertically, and the blind end of cylinder is provided with pore and communicates with trachea, and other end opening is towards fixing head, and piston enters in cylinder from opening; One end of piston rod is fixed on piston, and one end axle of the other end and cross bar connects, and the other end of cross bar and push rod shaft connect, and the other end of push rod is fixed on the middle part of an end face of the second briquetting, and the other end of the second briquetting is pressed in lower dropper outer wall; Two over braces are horizontally in the both sides of fixing head; Cross bar axle through the hole slot on the hole slot on an over brace, cross bar, another over brace, can rotate around cross bar axle cross bar successively.
The first described briquetting and the second briquetting are coaxial and lay respectively at wheel liquid pipe both sides.
When the negative pressure of trachea hour, the position of piston in cylinder is relatively fixing, at this moment, the second briquetting can not push lower dropper, on not impact of infusion flow; When infusion bottle or transfusion bag Chinese medicine liquid stream complete after, negative pressure in trachea increases, piston direction to trachea under the effect of negative pressure moves, drive piston rod to move to trachea direction, piston rod pulls the bottom of cross bar to the direction of piston, the direction of the downward dropper in top of cross bar moves, thereby promote push rod, the second briquetting is compressed to lower dropper, reduces infusion flow.
During transfusion, medicinal liquid in transfusion bag or infusion bottle has flowed, only be left to drip medicinal liquid remaining in kettle, will in trachea, produce negative pressure and inhale the piston in dynamic air cylinder, drive push rod to promote the second briquetting and press to lower dropper, the flow in lower dropper is even lower, extend the time that medicinal liquid has flowed, wait for that medical personnel replace fluid delivery apparatus, prevent that blood backflow or the air after medicinal liquid has flowed from entering blood.
Above-described embodiment is only for interpretation purposes of the present utility model; and be not to restriction of the present utility model, those skilled in the art, in essential scope of the present utility model; make a variety of changes or substitute, also should belong to protection category of the present utility model.
Claims (8)
1. infusion controller, is placed in the upper use of the lower dropper (1) dripping between kettle and transfusion needle, it is characterized in that: mainly flow control valve (2), fixed mount (3) and pneumatic operated valve (4), consist of, flow control valve and pneumatic operated valve are placed on fixed mount; On pneumatic operated valve, connect trachea, trachea and transfusion bag are dripped the air inlet pipe on kettle, or the muffler on infusion bottle is communicated with; Lower dropper is placed between flow control valve and pneumatic operated valve, and flow control valve plays dropper to control infusion flow by extruding; While there is no medicinal liquid in infusion bottle or transfusion bag, in trachea, form larger negative pressure, thereby can inhale pneumatic operated valve, make the lower dropper of its extruding, infusion flow is further reduced.
2. infusion controller according to claim 1, it is characterized in that: described fixed mount (3) mainly comprises fixing head (31) and the fixed frame (32) of longitudinal arrangement, fixing head and fixed frame are longitudinally settled and are parallel to each other, flow control valve is placed on fixing head, at fixed frame, towards four angles of fixing head, be provided with 4 the identical fixing feet (33) to fixing head direction projection, these fixing feet are fixed on four angles of fixing head; On the side of fixed frame, arrange two towards the over brace parallel to each other (34) of fixing head, each over brace is provided with a symmetrical hole slot (35); On fixed frame, be also provided with cylinder-bore; Pneumatic operated valve is fixed on fixed frame by over brace and cylinder-bore.
3. infusion controller according to claim 2, is characterized in that: described over brace is arranged on 1/3 place apart from fixed frame top.
4. infusion controller according to claim 2, is characterized in that: described hole slot is to be located at the opening of over brace end towards V-shaped groove or the axis hole of lower dropper, and the bottom land of V-shaped groove is circular port.
5. infusion controller according to claim 2, it is characterized in that: described flow control valve (2) mainly comprises handle (21), screw mandrel (22) and the first briquetting (23), on fixing head, be provided with tapped adjustment hole, screw mandrel is fixed on the middle part of handle, and screw mandrel is provided with the external screw thread that the female thread with adjustment hole matches; The end of screw mandrel through adjustment hole, wears out from the other end of fixing head, at the end of screw mandrel, the first briquetting is set, and the first briquetting is pressed in lower dropper outer wall; By screwing handle, adjust the position of screw mandrel on fixing head, thereby change the pressure of the first briquetting to lower dropper.
6. infusion controller according to claim 5, is characterized in that: described pneumatic operated valve (4) mainly comprises cylinder (41), piston, piston rod (42), cross bar (43), push rod (44) and the second briquetting (45); Cylinder is fixed in the cylinder-bore on fixed frame, and cylinder and fixed frame intersect vertically, and the blind end of cylinder is provided with pore and communicates with trachea, and other end opening is towards fixing head, and piston enters in cylinder from opening; One end of piston rod is fixed on piston, and one end axle of the other end and cross bar connects, and the other end of cross bar and push rod shaft connect, and the other end of push rod is fixed on the middle part of an end face of the second briquetting, and the other end of the second briquetting is pressed in lower dropper outer wall; Two over braces are horizontally in the both sides of fixing head; Cross bar axle through the hole slot on the hole slot on an over brace, cross bar, another over brace, can rotate around cross bar axle cross bar successively.
7. infusion controller according to claim 6, is characterized in that: the first described briquetting and the second briquetting are coaxial and lay respectively at wheel liquid pipe both sides.
8. infusion controller according to claim 7, is characterized in that: when the negative pressure of trachea hour, the position of piston in cylinder is relatively fixing, at this moment, the second briquetting can not push lower dropper, on not impact of infusion flow; When infusion bottle or transfusion bag Chinese medicine liquid stream complete after, negative pressure in trachea increases, piston direction to trachea under the effect of negative pressure moves, drive piston rod to move to trachea direction, piston rod pulls the bottom of cross bar to the direction of piston, the direction of the downward dropper in top of cross bar moves, thereby promote push rod, the second briquetting is compressed to lower dropper, reduces infusion flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320548610.6U CN203469141U (en) | 2013-09-05 | 2013-09-05 | Infusion controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320548610.6U CN203469141U (en) | 2013-09-05 | 2013-09-05 | Infusion controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203469141U true CN203469141U (en) | 2014-03-12 |
Family
ID=50217565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320548610.6U Expired - Fee Related CN203469141U (en) | 2013-09-05 | 2013-09-05 | Infusion controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203469141U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961766A (en) * | 2014-05-15 | 2014-08-06 | 山东建筑大学 | Extrusion-type venous transfusion flow adjusting device |
| CN104415424A (en) * | 2013-09-06 | 2015-03-18 | 中山市玫瑰园环境电器有限公司 | Infusion controller |
-
2013
- 2013-09-05 CN CN201320548610.6U patent/CN203469141U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104415424A (en) * | 2013-09-06 | 2015-03-18 | 中山市玫瑰园环境电器有限公司 | Infusion controller |
| CN103961766A (en) * | 2014-05-15 | 2014-08-06 | 山东建筑大学 | Extrusion-type venous transfusion flow adjusting device |
| CN103961766B (en) * | 2014-05-15 | 2016-06-22 | 山东建筑大学 | A kind of squash type venous transfusion flow regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20160905 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |