CN106110440A - A kind of various flow adjusting means for trace anesthesia - Google Patents
A kind of various flow adjusting means for trace anesthesia Download PDFInfo
- Publication number
- CN106110440A CN106110440A CN201610401359.9A CN201610401359A CN106110440A CN 106110440 A CN106110440 A CN 106110440A CN 201610401359 A CN201610401359 A CN 201610401359A CN 106110440 A CN106110440 A CN 106110440A
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- CN
- China
- Prior art keywords
- regulation
- fluid path
- flow
- anesthesia
- runner
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
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- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of various flow adjusting means for trace anesthesia, it includes housing, fluid path and adjusting part, described adjusting part includes being positioned at regulation runner that several stackings of housing link together and is positioned at the outer adjusting knob being in transmission connection with regulation runner of housing, and described fluid path is arranged in the gap of regulation runner outer rim and inner walls；Described regulation rotor periphery is provided with the double wedge structure for regulating fluid path closure that several are the most progressive；The position that arranges of the double wedge structure in described adjacent regulation rotor periphery has seriality with tooth depth.Present configuration is the compactest, reliable and practical, easily manufactured；It can realize various flow regulation, changes rapid, accurate, sensitive between each flow, and has the operation ease of height；The present invention, by the control positioning the improvement of flow adjusting part and rotation, not only makes the linear regulation of flow, easy and simple to handle, also improves stability, reliability and safety that flow regulator controls.
Description
Technical field
The present invention relates to medical drug Flow-rate adjustment technology, particularly relate to a kind of various flow regulation dress for trace anesthesia
Put.
Background technology
Disposable portable anesthesia transfusion system in the market carries out medicinal liquid infusion by a firm discharge
Automatic control watering system, when patient's feels pain because amount of liquid medicine is little, can press autocontrol switch to increase 0.5ml medicinal liquid flow,
And refilling time needs 15 minutes.Because its Flow-rate adjustment is single, it is slow that flow increases, it is impossible to meets clinical needs well.
In order to simplify the convenience that clinical medication infusion controls, those skilled in the art devise and all kinds of realize various flow
The device of regulation, wherein a kind of anesthesia trace as disclosed in Chinese patent ZL201510029234.3 of the relatively simple practicality of structure
Infusion device, this structure uses spring force to compress the Sliding Structures up and down of flexible pipe, needs knob rotary compression spring, and rotation during use
Turn in the range of being only confined to 180 degree；There are the following problems in actual use for this structure, if spring force compression flexible pipe is to control stream
Amount, each thrust is different because of spring physical parameter difference, it is difficult to realizes unified linear high accuracy and controls；As due to spring
Replying deformation, knob spinning movement is gruelling, increases operation easier；After rotating such as knob, it is impossible to realizing fixing, knob is easily because touching
Touching and action, occur that abnormal flow inputs, safety is poor, and the anglec of rotation is limited, has not both met use habit, and operation is convenient
Property is the most inadequate.
Summary of the invention
It is an object of the invention to provide a kind of various flow adjusting means for trace anesthesia, it has compact conformation, tune
The feature that joint is convenient and flow control accuracy is high.
The present invention is achieved like this, a kind of various flow adjusting means for trace anesthesia, and it includes housing, some
The individual fluid path being positioned at housing and for regulating the adjusting part of fluid flow in fluid path, described housing both sides are provided with and liquid
The position of splitter of road connection and interflow part, it is characterised in that described adjusting part includes that several stackings being positioned at housing connect
Regulation runner together and be positioned at housing outer with regulate the adjusting knob that runner is in transmission connection, described fluid path is arranged on regulation
In the gap of runner outer rim and inner walls.
Described regulation rotor periphery is provided with the double wedge structure for regulating fluid path closure that several are the most progressive.
The position that arranges of the double wedge structure in described adjacent regulation rotor periphery has seriality with tooth depth.
Described housing includes that upper shell and lower house, described upper shell are provided with for preventing adjusting knob from surprisingly rotating
Positioning convex, described adjusting knob is provided with several locating slots being evenly distributed along the periphery coordinated with positioning convex.
Described adjusting part also includes turning the inclined inclined assembly of anti-rotation for preventing from regulating runner, and the inclined assembly of this anti-rotation is positioned at phase
Between adjacent regulation runner and between regulation runner and adjusting knob；The inclined assembly of described anti-rotation includes the inclined draw-in groove of anti-rotation and with anti-
Turn the inclined fixture block of anti-rotation of inclined card slot fit.
Preferably: it is corresponding with four tunnel fluid path respectively that described fluid path includes that at least four tunnel fluid path, described regulation runner include
The regulation runner of regulation.
Preferably: the material of described fluid path, adjusting part and housing is plastics.
Preferably: described fluid path is elastomer plastic flexible pipe.
The invention have the benefit that present configuration is the compactest, reliable and practical, easily manufactured；It can realize multithread
Amount regulation, changes rapid, accurate, sensitive between each flow, and has the operation ease of height；The present invention is by adjusting flow
The improvement of joint assembly and the control of rotation location, not only make the linear regulation of flow, easy and simple to handle, also improves flow and adjusts
Stability, reliability and the safety that regulating device controls.
Accompanying drawing explanation
Fig. 1 is the structure isometric views of the present invention.
Fig. 2 is the section of structure of the present invention.
Fig. 3 is the schematic diagram of the adjusting part of the present invention.
Fig. 4 is the exploded view of the upper shell inclined structure of anti-rotation corresponding with adjusting knob of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further.
The present invention is achieved in that as shown in Figure 1, Figure 2 and Figure 3, the described various flow regulation dress for trace anesthesia
Put include housing, several be positioned at the fluid path of housing and for regulating the adjusting part of fluid flow in fluid path, described shell
Body both sides are provided with the position of splitter 1 connected with fluid path and interflow part 2, and it is structurally characterized in that；Described adjusting part includes being positioned at shell
What several internal stackings linked together regulates runner and is positioned at the outer regulation rotation being in transmission connection with regulation runner of housing
Button 11, described fluid path is arranged in the gap of regulation runner outer rim and inner walls；Based on said structure, the present invention is using
Time, regulation runner can make 360 ° of scopes clockwise or counterclockwise, along with tune under the control of adjusting knob 11 in housing
The rotation of joint runner, its peripheral side wall produces change from the gap that inner walls is formed in the different anglecs of rotation, is positioned between this
Fluid path in gap will the extruding of regulated runner peripheral side wall, thus reach to control the purpose of fluid path flow；Owing to using
The regulation rotaring wheel structure that stacking links together, each regulation runner peripheral side wall is along with rotating the gap formed with inner walls
Regular change all can occur, thus separately completely close (compression) or open (unclamping) fluid path completely, thus group
Close out multiple flow stage and realize the various flow regulation of medicinal liquid.
In order to improve precision and the seriality of Flow-rate adjustment, it is the most progressive that described regulation rotor periphery is provided with several
For regulating the double wedge structure 14 of fluid path closure, along with the rotation of regulation runner, double wedge structure 14 also rotates with, and extrudes
Fluid path, thus regulate the closure of fluid path, controls the flow of liquid in the phase that flows to；Double wedge in described adjacent regulation rotor periphery
The position that arranges of structure 14 has seriality with tooth depth, so can realize the linear regulation of fluid path flow, rationally arrange same
And the tooth pitch of the double wedge structure 14 in adjacent regulation rotor periphery, the regulation of fluid path flow can be divided several grades, real
Existing precision and visual regulation.
In order to simplify structure, reduce assembly difficulty and improve the simplicity of Flow-rate adjustment operation, as shown in Figure 4, described shell
Body is upper shell 12 and the Split type structure of lower house 13, and described housing includes upper shell 12 and lower house 13, described upper shell 12
Being provided with for preventing the unexpected positioning convex 18 rotated of adjusting knob 11, described adjusting knob 11 is provided with and positioning convex 18
Several locating slots being evenly distributed along the periphery 17 coordinated.When assembling, it is only necessary to fluid path and adjusting part are assembled,
Then upper shell 12 is covered on lower house 13, connect finally by threaded fastener；In use, adjusting knob 11
Being adjusted to suitable flow position, the positioning convex 18 on upper shell 12 drops in the locating slot 17 on adjusting knob 11, fixed
Position protruding 18 makes the rotary angle position of adjusting knob 11 be maintained with the common effect of locating slot 17, so that whole regulation
The rotary angle position of assembly is maintained at and is not unexpectedly changed corresponding to the angle position of any one flow stage, so
Flow regulator can prevent from external force from surprisingly touching causing adjusting knob 11 to rotate, it is to avoid causes the exception of medicament to flow into, and improves
The safety of clinical treatment.
In order to improve the precision rotating regulation, it is to avoid rotate adjusting deviation, described adjusting part also includes for preventing tune
Joint runner turns the inclined inclined assembly of anti-rotation, and the inclined assembly of this anti-rotation is between adjacent regulation runner and regulation runner revolves with regulation
Between button 11；The inclined assembly of described anti-rotation includes the inclined fixture block of anti-rotation 15 that the inclined draw-in groove of anti-rotation 16 and draw-in groove inclined with anti-rotation 16 coordinate；?
Being embodied as, for the inclined assembly of anti-rotation between regulation runner and adjusting knob 11, the inclined fixture block of anti-rotation 15 may be disposed at
On adjusting knob 11, the inclined draw-in groove of corresponding anti-rotation 16 may be provided on the regulation runner of adjusting knob 11.Utilize anti-
Turn inclined assembly, difference during the turning moment of adjusting knob 11 can be avoided to transmit between regulation runner so that adjusting knob
The rotary motion of 11 can be accurately transferred to each regulation runner, improves the precision controlled.
One preferred embodiment of the present invention is: described fluid path includes at least four tunnel fluid path 3,4,5,6, described regulation runner
Including respectively with the regulation runner 7,8,9,10 of the four corresponding regulations of tunnel fluid path 3,4,5,6；Described fluid path, adjusting part and housing
Material be plastics；Described fluid path is elastomer plastic flexible pipe pipe；It is elaborated below in conjunction with above-mentioned enforcement structure
Control principle and structure: above-mentioned fluid path is construed as the passage that medicinal liquid flows through, rationally arrange regulation runner, four tunnel fluid path
Can be combined into 15 flow stage, corresponding five tunnel fluid path can be combined into more flow stage.Fluid path uses elastomer material
The hollow tube of matter.Four tunnel fluid path the most corresponding first flow regulation fluid path 3, second flow regulation fluid path the 4, the 3rd Flow-rate adjustment
Fluid path 5 and the 4th Flow-rate adjustment fluid path 6；Flexible pipe corresponding to described four tunnel fluid path is arranged in lower house 13 upper end sidewall
In side channel；Correspondingly, described regulation runner be respectively first flow regulation runner 7, second flow regulation runner 8, the
Three Flow-rate adjustment runner 9 and the 4th Flow-rate adjustment runners 10；Four Flow-rate adjustment runners 7,8,9,10 and the rotation of knob 11 composition
Modulation joint system is disposed in the axial location of the assembling circular hole of housing.
In use, rotation of adjustment knob 11 as required, one of them the spherical locating slot bottom adjusting knob 11
17 when aliging with the spherical positioning convex 18 in the plane being designed in upper shell 12 front circular groove, spherical positioning convex 18
Under the effect of the elastic deformation force of plastics, enter this spherical locating slot 17, and the inclined draw-in groove of anti-rotation 16 and the inclined fixture block of anti-rotation 15
Clamping, makes the rotary angle position of adjusting knob 11 be kept and unexpectedly not changed.
The double wedge structure 14 being now correspondingly arranged on four Flow-rate adjustment runners 7,8,9,10 can be following preferably design
Structure: the position without double wedge of first flow regulation runner 7 forms gap with lower house 13 upper end sidewall, and this bigger gap makes first
Flow-rate adjustment fluid path 3 is not crushed and is in the complete opening state that unclamps；And second flow regulation runner the 8, the 3rd flow is adjusted
The double wedge position of joint runner the 9, the 4th Flow-rate adjustment runner 10 forms gap with lower house 13 upper end sidewall, and this relatively small gap is respectively
Make second flow regulation fluid path the 4, the 3rd Flow-rate adjustment fluid path the 5, the 4th Flow-rate adjustment fluid path 6 be in and compacted completely close shape
State, now the flow of liquid outlet is only the flow of first flow regulation fluid path 3；In like manner, along with the rotation of adjusting knob 11, first
Double wedge position to the 4th Flow-rate adjustment runner presents consecutive variations successively, in the first to the 4th corresponding Flow-rate adjustment fluid path
Fluid flow realizes Linear Control change.Based on above-mentioned principle, rationally arranging regulation runner, four tunnel fluid path can be combined into 15
Individual flow stage, five tunnel fluid path then can be combined into more flow stage, four the most representative tunnel fluid path specifically correspondence
Controlling magnitude form as shown in table 1, it lists the anglec of rotation corresponding to various flows magnitude and each fluid path is open and close
State；The preferably anglec of rotation difference of adjacent flow magnitude is 24 °, and the change of such larger angle can be significantly by patient
Or the perception of doctor institute；Can make continuously clockwise or counterclockwise 360 ° of scopes due to adjusting knob 11 again so that this
The operation ease of invention is greatly improved.
Present invention utilizes the simple principle of " putting the beeline of straight line is vertical dimension ", make regulation runner 7,8,9,
The cylindrical sidewall of 10 rotates and produces in the different anglecs of rotation from the gap that lower house 13 upper end sidewall is formed to time " vertical dimension "
Changing, reaches separately completely close (compression) or open (unclamping) fluid path completely, thus is combined into multiple flow stage
And realize the various flow regulation of medicinal liquid.Owing to the cylindrical sidewall of regulation runner 7,8,9,10 is only when rotating to " vertical dimension "
Just jointly act on lower house 13 upper end sidewall and separately completely close (compression) or open (unclamping) fluid path completely, do not have
When being rotated into " vertical dimension " or have been moved off " vertical dimension ", Flow-rate adjustment fluid path 3,4,5,6 is in the resilience of material itself
Recover under power effect to complete opening state so that whole regulation stable performance and sensitive；
Table 1
Note:Fluid path is open-minded；Fluid path is closed.
Claims (8)
1. for trace anesthesia a various flow adjusting means, it include housing, several be positioned at housing fluid path and
For regulating the adjusting part of fluid flow in fluid path, described housing both sides are provided with the position of splitter (1) connected with fluid path and close
Stream part (2), it is characterised in that:
Described adjusting part includes being positioned at regulation runner that several stackings of housing link together and is positioned at outside housing
The adjusting knob (11) being in transmission connection with regulation runner, described fluid path is arranged on the gap of regulation runner outer rim and inner walls
In.
2. the various flow adjusting means for trace anesthesia as claimed in claim 1, it is characterised in that outside described regulation runner
It is provided with several the most progressive double wedge structures (14) for regulating fluid path closure week.
3. the various flow adjusting means for trace anesthesia as claimed in claim 2, it is characterised in that described adjacent regulation turns
The position that arranges of the double wedge structure (14) on wheel periphery has seriality with tooth depth.
4. the various flow adjusting means for trace anesthesia as described in any one in claim 1-3, it is characterised in that institute
Stating housing and include upper shell (12) and lower house (13), described upper shell (12) is provided with for preventing adjusting knob (11) unexpected
The positioning convex (18) rotated, it is the most uniform that described adjusting knob (11) is provided with several that coordinate with positioning convex (18)
The locating slot (17) of arrangement.
5. the various flow adjusting means for trace anesthesia as described in any one in claim 4, it is characterised in that described
Adjusting part also includes turning the inclined inclined assembly of anti-rotation for preventing from regulating runner, and the inclined assembly of this anti-rotation is positioned at adjacent regulation runner
Between and regulation runner and adjusting knob (11) between；
The inclined assembly of described anti-rotation includes the inclined fixture block of the anti-rotation (15) that the inclined draw-in groove of anti-rotation (16) and draw-in groove inclined with anti-rotation (16) coordinate.
6. the various flow adjusting means for trace anesthesia as claimed in claim 5, it is characterised in that described fluid path include to
Few four tunnel fluid path (3,4,5,6), described regulation runner include respectively with the regulation runner of four tunnel fluid path (3,4,5,6) corresponding regulation
(7、8、9、10)。
7. the various flow adjusting means for trace anesthesia as claimed in claim 6, it is characterised in that described fluid path, regulation
The material of assembly and housing is plastics.
8. the various flow adjusting means for trace anesthesia as claimed in claim 7, it is characterised in that described fluid path is elastic
Body plastic flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610401359.9A CN106110440A (en) | 2016-06-08 | 2016-06-08 | A kind of various flow adjusting means for trace anesthesia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610401359.9A CN106110440A (en) | 2016-06-08 | 2016-06-08 | A kind of various flow adjusting means for trace anesthesia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106110440A true CN106110440A (en) | 2016-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610401359.9A Pending CN106110440A (en) | 2016-06-08 | 2016-06-08 | A kind of various flow adjusting means for trace anesthesia |
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| Country | Link |
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| CN (1) | CN106110440A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042879A (en) * | 2018-02-06 | 2018-05-18 | 重庆医科大学附属永川医院 | A kind of anesthesia regulating device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905046A (en) * | 2010-08-30 | 2010-12-08 | 威海威高医用材料有限公司 | Micro-dose flow regulator |
| CN102470238A (en) * | 2009-09-09 | 2012-05-23 | 朴孝男 | Apparatus for precisely regulating a liquid medicine injection dose |
| CN204932437U (en) * | 2015-01-20 | 2016-01-06 | 深圳市普罗斯曼医疗器械有限公司 | The micro-infusion device of a kind of anesthesia |
-
2016
- 2016-06-08 CN CN201610401359.9A patent/CN106110440A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102470238A (en) * | 2009-09-09 | 2012-05-23 | 朴孝男 | Apparatus for precisely regulating a liquid medicine injection dose |
| CN101905046A (en) * | 2010-08-30 | 2010-12-08 | 威海威高医用材料有限公司 | Micro-dose flow regulator |
| CN204932437U (en) * | 2015-01-20 | 2016-01-06 | 深圳市普罗斯曼医疗器械有限公司 | The micro-infusion device of a kind of anesthesia |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042879A (en) * | 2018-02-06 | 2018-05-18 | 重庆医科大学附属永川医院 | A kind of anesthesia regulating device |
| CN108042879B (en) * | 2018-02-06 | 2020-06-16 | 重庆医科大学附属永川医院 | Anesthesia adjusting device |
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Application publication date: 20161116 |