CN102921067B - Transfusion flow regulator with locking function - Google Patents
Transfusion flow regulator with locking function Download PDFInfo
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- CN102921067B CN102921067B CN201210448460.1A CN201210448460A CN102921067B CN 102921067 B CN102921067 B CN 102921067B CN 201210448460 A CN201210448460 A CN 201210448460A CN 102921067 B CN102921067 B CN 102921067B
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- regulator
- core
- infusion flow
- flow adjuster
- lock function
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Abstract
The invention relates to a transfusion flow regulator with a locking function. The transfusion flow regulator with the locking function is characterized by comprising a regulator seat, a regulator core mounted in an inner cavity of the regulator seat, and a regulator core adjusting piece capable of driving the regulator core to move, wherein one end of the regulator seat is provided with a support base, the other end of the regulator seat is an open end, the regulator core adjusting piece is in plug-in mounting connection with an outer end of the regulator core in a detachable mode, and a through hole which enables a transfusion conduit to pass through is arranged in a side wall of the regulator seat. By means of adoption of the technical scheme, the regulator core can be rotated along the direction of the support base of the regulator seat, the transfusion conduit can be gradually flattened, so that adjustment of transfusion dripping speed can be achieved, and at the same time when dripping speed is adjusted to be proper, the regulator core adjusting piece is pulled out, and locking can be synchronously finished. When flow is needed to be adjusted again, unlocking can be achieved as long as the regulator core adjusting piece is mounted on the regulator core in an inserting mode again. Therefore, when medical workers leave along with the regulator core adjusting piece, other people can not adjust the flow, so that the transfusion flow regulator with the locking function thoroughly avoids adverse reactions or unpredictable serious consequences due to the fact that patients, families and accompany personnel voluntariliy adjust the dripping speed to enable the speed to be fast, and avoids economic losses brought by the adverse reactions or unpredictable serious consequences.
Description
Technical field
The present invention relates to clinical transfusion field, particularly a kind of infusion flow adjuster with lock function.
Background technology
At present, the flow regulator that disposable transfusion device generally adopts is by support body and be arranged on slidable regulating wheel in support body inside groove and form.The diapire of support body is ramp structure, and transfusion catheter passes between support body diapire and regulating wheel.During use, utilize the latus rectum that coordinates to change the transfusion catheter being held on regulating wheel and inclined-plane, thereby realize control and the adjusting of the flow to the medicinal liquid by transfusion catheter.The shortcoming that this flow regulator exists is: only can realize Flow-rate adjustment, not have lock function.Therefore when reality is used, after medical personnel regulate liquid droping speed and leave, patient and family members often occur and regulate voluntarily for various reasons liquid droping speed, and some medicine or disease need a strict speed of controlling, otherwise the consequence that easily produces untoward reaction and be difficult to prediction.
Summary of the invention
The present invention provides a kind of infusion flow adjuster with lock function for solving the technical problem existing in known technology, this infusion flow adjuster when medical personnel regulate liquid droping speed, can synchronously complete the locking to this infusion flow adjuster, and this infusion flow is adjusted Flow-rate adjustment and the locking of device and is unblanked to realize by medical personnel, and other people cannot realize release and Flow-rate adjustment to this infusion flow adjuster.Therefore thoroughly avoided after medical personnel leave, because patient or family members and training bed personnel tune up voluntarily, dripped speed, the serious consequence that causes patient that untoward reaction occurs or occur being difficult to prediction.
The technical scheme that the present invention takes for the technical problem existing in solution known technology is:
The infusion flow adjuster with lock function, is characterized in that: comprise device seat with inner chamber, by threaded engagement, be arranged on the device core of device seat inner chamber, the device core regulating part can driver core moving along its axis; One end of described device seat is provided with support base, and the other end is opening end, and described device core regulating part is that detachable plug-in mounting is connected with device core outer end, on the sidewall of described device seat, in the position near support base, is provided with the through hole that can make transfusion catheter pass.
The technical scheme that the present invention can also take is:
In described device seat inner chamber, spacer is also installed; When transfusion catheter is during in collapsed state, the two ends of described spacer contact with the inner face of transfusion catheter and device core respectively.
Described infusion flow adjuster also comprises the hand holding handle being connected with the lateral wall of device seat, and described hand holding handle is provided with the passage that can make transfusion catheter pass.
Described hand holding handle is square tubular structure.
In described hand holding handle, be provided with dividing plate.
Described hand holding handle consists of pipe part, external arc part and middle dowel part.
Described hand holding handle is provided with anti-skid structure.
Described device core regulating part consists of the body of rod and adjusting head, and described device core is provided with the plug-in opening matching with the body of rod.
The described body of rod is square pole body structure, and described plug-in opening is square hole; The described body of rod is provided with square inner bore away from one end of adjusting head, on a sidewall of the described body of rod, in the position of square inner bore, is provided with shell fragment, and the lateral surface of described shell fragment is provided with anti-skidding projection.
Described adjusting head is circle wheel shape, and its outer surface is provided with anti-skid structure.
Advantage and good effect that the present invention has are:
The present invention adopts technique scheme, by the support base direction rotation device core along device seat, the transfusion catheter of gradually collapsible from passing in device block hole, thereby realize the adjusting of transfusion drip speed, when transfusion drip speed is adjusted to the right place, from device core, pull up device core regulating part, can synchronously complete the locking to this infusion flow adjuster.When needs are again during adjust flux, only device core regulating part need be inserted on device core again, can realize release.Therefore,, after medical personnel's carrier core regulating part leaves, other people cannot carry out Flow-rate adjustment.Thereby thoroughly avoided patient, family members and training bed personnel to tune up voluntarily, drip speed, cause patient that untoward reaction occurs or occur being difficult to the serious consequence of prediction and the economic loss of bringing thus.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment;
Fig. 2 is the exploded view of Fig. 1;
Fig. 3 is the using state reference diagram of the first embodiment;
Fig. 4 is the exploded view of the second embodiment;
Fig. 5 is the structural representation of the third embodiment;
Fig. 6 is the using state reference diagram of the third embodiment;
Fig. 7 is the structural representation of the 4th kind of embodiment;
Fig. 8 is the using state reference diagram of the 4th kind of embodiment;
Fig. 9 is the structural representation of device core regulating part.
In figure: 1, device seat; 1-1, support base; 1-2, opening end; 1-3, through hole; 2, device core; 2-1, plug-in opening; 3, device core regulating part; 3-1, the body of rod; 3-1-1, square inner bore; 3-1-2, shell fragment; 3-1-3, fluting; 3-1-4, anti-skidding projection; 3-2, adjusting head; 4, spacer; 5, hand holding handle; 5-1, dividing plate; 5-2, pipe part; 5-3, external arc part; 5-4, middle dowel part; 6, transfusion catheter.
The specific embodiment
For further understanding summary of the invention of the present invention, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Embodiment 1:
Refer to Fig. 1-3, there is the infusion flow adjuster of lock function, comprise device seat 1 with inner chamber, by threaded engagement, be arranged on the device core 2 of device seat inner chamber, the device core regulating part 3 can driver core moving along its axis.One end of described device seat is provided with support base 1-1, and the other end is opening end 1-2.Described device core regulating part is that detachable plug-in mounting is connected with device core outer end.Device core outer end refers to that device core is arranged on after device seat inner chamber, and it is near one end of device seat opening end.On the sidewall of described device seat, in the position near support base, be provided with the through hole 1-3 that can make transfusion catheter pass.
The operation principle of this infusion flow adjuster is:
Transfusion catheter passes from the through hole of device seat, at the bottom of it is positioned at device seat supports and the space of the inner face of device core formation, by rot core regulating part driving device core, towards the direction at the bottom of device seat supports, move, after device in-core end face contacts with transfusion catheter, continue in mobile process, transfusion catheter is flattened gradually, and medical personnel carry out the speed of dripping of regulating transfusion by controlling the flattening amount of transfusion catheter.After transfusion drip speed is adjusted to the right place, medical personnel can pull up device core regulating part from device core, thereby have realized the locking of infusion flow adjuster, avoided patient, family members and training bed personnel voluntarily regulating transfusion drip speed.
Embodiment 2:
Referring to Fig. 4, the difference of the present embodiment and embodiment 1 is: in described device seat inner chamber, spacer 4 is also installed.When transfusion catheter is during in collapsed state, the two ends of described spacer contact with the inner face of transfusion catheter and device core respectively.The present embodiment is when carrying out Flow-rate adjustment, the inner face of device core compresses spacer, spacer compresses transfusion catheter, it only imposes on downward thrust of transfusion catheter, the structure that device core in embodiment 1 directly contacts with transfusion catheter, has avoided device core to be applied to when rotated the rotational component on transfusion catheter.
Embodiment 3:
Refer to Fig. 5-6, the present embodiment with the difference of above-mentioned two embodiment is: be also provided with the hand holding handle 5 being connected with the lateral wall of device seat.Concrete, hand holding handle can with device seat integrated injection molding, both also can divide body formed after, then be fixed connection.On hand holding handle, be provided with the passage that can make transfusion catheter pass.In the present embodiment, described hand holding handle is square tubular structure.The present embodiment, than above-mentioned two embodiment, can singlehanded complete the adjusting of transfusion drip speed.Concrete, jointly hold hand holding handle part with singlehanded palmar surface and middle finger, the third finger and little finger of toe, coordinate to come adjustor core regulating part with forefinger with thumb or thumb.
In technique scheme: be further provided with dividing plate 5-1 in described hand holding handle, dividing plate can be single or multiple.Dividing plate has improved the intensity of hand holding handle.On described hand holding handle, be further provided with anti-skid structure, anti-skid structure can adopt strip projected parts, strip rill or point-like projection etc., is strip projected parts structure in figure.This anti-skid structure has increased the frictional force that hands contacts with hand holding handle, prevents from dripping when speed regulating, and occurs the phenomenon of skidding, thereby has facilitated medical personnel to operate and saved the operating time.
Embodiment 4:
Refer to Fig. 7-8, the present embodiment, compared with embodiment 3, is distinguished and is: described hand holding handle consists of pipe part 5-2, external arc part 5-3 and middle dowel part 5-4.Concrete, pipe part is connected near the part of support base with device seat.In use, transfusion catheter passes from pipe.
Above-described embodiment 3 and embodiment 4 are two kinds of preferred versions with hand holding handle structure, hold under the requirement of operation meeting one hand, and hand holding handle also can adopt other structures, for example: oval tubular structure etc., all belong to protection scope of the present invention.
In technique scheme: in use, a part stretches in device seat inner chamber described device core regulating part, and another part is exposed outside device seat opening end, to meet the needs that drip velocity modulation joint.In the present invention, device core regulating part consists of body of rod 3-1 and adjusting head 3-2, and described device core is provided with the plug-in opening 2-1 matching with the body of rod.Concrete, when rotating adjusting head, adjusting head drives body of rod rotation, and the rotation of body of rod driving device core, is meeting under the prerequisite of above-mentioned rotation requirement, between the body of rod and device core, can adopt multiple fit structure.In the present invention, the following technical scheme of the first-selected employing of the body of rod: the body of rod is square pole body structure, and described plug-in opening is square hole.The described body of rod is provided with square inner bore 3-1-1 away from one end of adjusting head, on one sidewall of the described body of rod, in the position of square inner bore, be provided with shell fragment 3-1-2, concrete, on this sidewall, near the position of two ends sidewall, a fluting 3-1-3 is set respectively, between two flutings, form shell fragment.The lateral surface of described shell fragment is provided with anti-skidding protruding 3-1-4.This anti-skidding projection has guaranteed, after body of rod inserter core, to form tight fit between the two, thereby when having avoided in transportation and having used, the landing from device core of device core regulating part is got off.Above-mentioned adjusting head part is the part directly contacting with finger pulp loss, from the angle of convenient operation, consider, the first-selected circle of described adjusting head wheel shape, its outer surface is provided with anti-skid structure, and this safeguard structure can adopt the structures such as annular knurl, strip projected parts and rill or point-like projection.Above-mentioned device core regulating part structure is referring to Fig. 9.
Claims (10)
1. the infusion flow adjuster with lock function, is characterized in that: comprise device seat with inner chamber, by threaded engagement, be arranged on the device core of intracavity in device seat, the device core regulating part can driver core moving along its axis; One end of described device seat is provided with support base, and the other end is opening end, and described device core regulating part is that detachable plug-in mounting is connected with device core outer end, on the sidewall of described device seat, in the position near support base, is provided with the through hole that can make transfusion catheter pass.
2. the infusion flow adjuster with lock function according to claim 1, is characterized in that: in described device seat inner chamber, spacer is also installed; When transfusion catheter is during in collapsed state, the two ends of described spacer contact with the inner face of transfusion catheter and device core respectively.
3. the infusion flow adjuster with lock function according to claim 1 and 2, is characterized in that: described infusion flow adjuster also comprises the hand holding handle being connected with the lateral wall of device seat, described hand holding handle is provided with the passage that can make transfusion catheter pass.
4. the infusion flow adjuster with lock function according to claim 3, is characterized in that: described hand holding handle is square tubular structure.
5. the infusion flow adjuster with lock function according to claim 4, is characterized in that: in described hand holding handle, be provided with dividing plate.
6. the infusion flow adjuster with lock function according to claim 3, is characterized in that: described hand holding handle consists of pipe part, external arc part and middle dowel part.
7. according to the infusion flow adjuster with lock function described in claim 4 or 6, it is characterized in that: described hand holding handle is provided with anti-skid structure.
8. the infusion flow adjuster with lock function according to claim 1, is characterized in that: described device core regulating part consists of the body of rod and adjusting head, and described device core is provided with the plug-in opening matching with the body of rod.
9. the infusion flow adjuster with lock function according to claim 8, is characterized in that: the described body of rod is square pole body structure, and described plug-in opening is square hole; The described body of rod is provided with square inner bore away from one end of adjusting head, on a sidewall of the described body of rod, in the position of square inner bore, is provided with shell fragment, and the lateral surface of described shell fragment is provided with anti-skidding projection.
10. the infusion flow adjuster with lock function according to claim 8 or claim 9, is characterized in that: described adjusting head is circle wheel shape, and its outer surface is provided with anti-skid structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210448460.1A CN102921067B (en) | 2012-11-12 | 2012-11-12 | Transfusion flow regulator with locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210448460.1A CN102921067B (en) | 2012-11-12 | 2012-11-12 | Transfusion flow regulator with locking function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102921067A CN102921067A (en) | 2013-02-13 |
| CN102921067B true CN102921067B (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210448460.1A Expired - Fee Related CN102921067B (en) | 2012-11-12 | 2012-11-12 | Transfusion flow regulator with locking function |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785081B (en) * | 2014-02-20 | 2015-12-30 | 王振民 | There is the precise transfusion flow regulator that lock conditioning function is specially controlled in medical care |
| CN104491948A (en) * | 2014-12-26 | 2015-04-08 | 秦爱华 | Safety-protection infusion apparatus |
| CN108837234B (en) * | 2018-06-28 | 2020-09-15 | 中国人民解放军陆军军医大学第一附属医院 | Infusion regulation control device |
| CN109621058A (en) * | 2018-12-26 | 2019-04-16 | 宜昌市第三人民医院 | A kind of plain type enema syringe |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4312342A (en) * | 1980-06-09 | 1982-01-26 | Abbott Laboratories | I.V. Administration flow rate gauge |
| CN201469809U (en) * | 2009-09-01 | 2010-05-19 | 韩爱红 | Speed regulation switch used for transfusion device |
| CN102218174A (en) * | 2011-06-02 | 2011-10-19 | 闫云涛 | Infusion set flow rate controller |
| CN102631728A (en) * | 2012-04-26 | 2012-08-15 | 葛志红 | External-control precise locking type transfusion regulation device |
| CN202426968U (en) * | 2011-11-29 | 2012-09-12 | 刘直金 | Infusion tube flow regulating device |
| CN202892551U (en) * | 2012-11-12 | 2013-04-24 | 王振民 | Infusion flow regulator with locking function |
-
2012
- 2012-11-12 CN CN201210448460.1A patent/CN102921067B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4312342A (en) * | 1980-06-09 | 1982-01-26 | Abbott Laboratories | I.V. Administration flow rate gauge |
| CN201469809U (en) * | 2009-09-01 | 2010-05-19 | 韩爱红 | Speed regulation switch used for transfusion device |
| CN102218174A (en) * | 2011-06-02 | 2011-10-19 | 闫云涛 | Infusion set flow rate controller |
| CN202426968U (en) * | 2011-11-29 | 2012-09-12 | 刘直金 | Infusion tube flow regulating device |
| CN102631728A (en) * | 2012-04-26 | 2012-08-15 | 葛志红 | External-control precise locking type transfusion regulation device |
| CN202892551U (en) * | 2012-11-12 | 2013-04-24 | 王振民 | Infusion flow regulator with locking function |
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| CN102921067A (en) | 2013-02-13 |
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Granted publication date: 20140430 Termination date: 20161112 |