CN108261584A - A kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system - Google Patents
A kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system Download PDFInfo
- Publication number
- CN108261584A CN108261584A CN201810037997.6A CN201810037997A CN108261584A CN 108261584 A CN108261584 A CN 108261584A CN 201810037997 A CN201810037997 A CN 201810037997A CN 108261584 A CN108261584 A CN 108261584A
- Authority
- CN
- China
- Prior art keywords
- infusion
- valve core
- sliding valve
- dropper
- fixed support
- 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.)
- Pending
Links
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
- A61M5/16827—Flow controllers controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths
-
- 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
- A61M5/1407—Infusion of two or more substances
- A61M5/1409—Infusion of two or more substances in series, e.g. first substance passing through container holding second substance, e.g. reconstitution systems
-
- 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
Landscapes
- 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
The present invention discloses a kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system, including infusion controller (4) and dropper (5), it is characterised in that：Infusion controller (4) includes transmission shaft (41), motor (42), master controller (43), infusion control mechanism manual switch (46), sliding valve core (47), the vertical infusion channel of sliding valve core (471), the horizontal infusion channel of sliding valve core (472), hydraulic cylinder (48), hydraulic cylinders bearing (481)；Transmission shaft (41) one end is connected with motor (42), and the other end is connected with sliding valve core (47), so as to which sliding valve core (47) be driven to rotate.More slidingtypes regulation and control dropper of the present invention can be set according to the actual conditions of patient and adjust automatically transfusion speed, in infusion process adjust automatically transfusion speed and always be in optimum flow rate state, avoid manually adjust there are flow velocity it is inaccurate the problem of, so as to reliably avoid due to transfusion speed is improper and may caused by serious consequence.
Description
Technical field
The present invention relates to medical instruments field, the slidingtype regulation and control of more particularly to a kind of multifunctional adaptive continuous transfusion system
Dropper.
Technical background
Infusion apparatus is the common medical instrument for intravenous injection, as shown in Figure 1, infusion apparatus is generally protected by bottle plug puncture unit
Sheath, bottle plug puncture unit, air filter, tongs, Murphy type burette, infusion long duct, flow regulator, medical filtration
Device, cone joint composition.There is usually one infusion channel, upper ends to be connected with infusion bottle for infusion apparatus, lower end and venous transfusion
Needle matches, and is mainly used for clinical gravity type infusion.During actual clinical venous transfusion, due to treating the need of the state of an illness
Will, it generally requires to carry out patient more bottles of infusion bottle continuous transfusions.More bottles of infusion bottle continuous transfusions of Present clinical be unable to do without medical care
The real-time monitoring of personnel, and medical staff is frequently necessary to nurse the transfusion patient in multiple wards, constantly repeats to replace infusion bottle flower
Take medical staff's a large amount of time, waste a large amount of energy.In addition to this, also there are following for traditional infusion model
The distinct disadvantage of aspect：
1st, Present clinical venous transfusion, it is impossible to according to the actual conditions adjust automatically transfusion speed of patient.Rational infusion
Speed should be codetermined by factors such as the properties of the age of patient, the state of an illness and drug, and transfusion speed setting is improper it is possible that drawing
Play chronic heart failure or other serious consequences.Present infusion speed only with the flow velocity of artificial observation Murphy type burette inner liquid medicine,
And flow regulator is adjusted manually to complete.On the one hand, flow velocity only is set by medical staff's with observation Murphy type burette
The limitation of the objective condition such as profile, it is impossible to ensure entirely accurate；On the other hand, on this condition in addition to medical staff has the right
Limit is adjusted, and patient and family members entourage can equally adjust, and this unprofessional adjustment, which has, upsets normal infusion process
Risk.
2nd, more bottles of infusion bottle continuous transfusions of tradition need artificial frequently replacement infusion bottle, and this process not only takes time and effort
And the reliability of entire infusion process can be damaged and influence the quality of infusion treatment.First, the process of infusion bottle is manually replaced
It is very troublesome.If liquid level of infusing when replacing infusion bottle is less than the lower part of Murphy type burette, need to be vented again or again
It is injected intravenously：If liquid level is only lower than dropper a bit of, usually woven hose is wrapped on finger from bottom to top, by air
Gradually squeeze out；If a liquid level big section lower than dropper, needs to open cone joint, be discharged from lower end by air.Secondly, lead to
It crosses the way for squeezing infusion tube wall from infusion apparatus outside discharge air also transfusion catheter can be caused to damage, the transfusion catheter of damage
The infusion performance of infusion apparatus can be influenced, so as to reduce the reliability of infusion apparatus, severe patient causes infusion accident.Furthermore manually more
The continuity that infusion bottle has interrupted infusion is changed, not only needs to pay additional time cost, but also entire infusion treatment can be influenced
Quality.
3rd, the infusion of traditional infusion device needs manually to carry out defeated preceding confirmation and defeated rear cleaning.Particularly, blood transfusion or it is expensive
Before weight liquid, it is necessary to be first detected with physiological saline, confirm that vein conveying could carry out formal conveying after correct；Simultaneously
At the end of infusion, in order to avoid the liquid retention in woven hose, need to carry out normal saline washing to avoid liquid waste.At present,
Cleaning must all be completed in the case where medical staff is manually operated after confirming before defeated and is defeated, increase the workload of clinical transfusion,
It is very inconvenient.
4th, for liquid when Murphy type burette is remaining on a small quantity, due to hypotony, leading to liquid, there are one always in pipeline
Some residual causes the waste of liquid, influences therapeutic effect, and pulls out to reserve automatically after needle and cause unnecessary liquid dirty
Dye.
For more bottles of continuous transfusion situations, patent name is " differential to exempt to nurse automatic decanting infusion apparatus and monitor system "
(application number：CN103705998A it) is announced, major defect is：1st, it can only realize the situation of more bottles of continuous transfusions
Under continuous transfusion, reduce medical staff replacement infusion bottle workload, be not directed to and be vented automatically, be automatically stopped infusion
The problem of with residual liquid in pipe is prevented；2nd, using the different modes for generating pressure differential of infusion bottle suspension height, on the one hand will
Very big requirement is proposed to infusion space, on the other hand in more bottles of continuous transfusions, is normally hung to medical staff due to patient
Limited height, thus will nursing staff hang infusion bottle cause difficulty；3rd, in a manner that floating valve suspension height is different and
Multiple floating valves is made to generate pressure differential, infusion bottle equally is hung to infusion space and nursing staff and causes difficulty；4th, using buoyancy
Valve generates the mode of pressure differentials as the unidirectionally controlled or different woven hoses of control, since its is complicated, by infusion apparatus arrange with
And the influence of infusion bottle arrangement, there are problems that reliability, reliability is very important infusion apparatus, and infusion bottle connects
If continuous infusion does not timely enter infusion apparatus, making centre, there are one section of air, will cause larger accident.
Invention content
For shortcomings and deficiency existing for traditional infusion device, the present invention is as follows to solve the problems, such as：1st, without manually doing
In advance, automatic more bottles of continuous transfusions；2nd, defeated preceding confirmation and defeated rear cleaning are automatically performed；3rd, it is set according to the actual conditions of patient
And adjust automatically infusion flow rate, provide a kind of multifunctional adaptive continuous transfusion system；4th, it is the liquid of infusion end is defeated as possible
Enter, reduce the waste of liquid, reduce unnecessary pollution.
The specific technical solution of this hair invention is to provide a kind of slidingtype regulation and control drop of multifunctional adaptive continuous transfusion system
Pipe, including infusion controller and dropper, wherein：
Infusion controller include transmission shaft, motor, master controller, infusion control mechanism manual switch, sliding valve core,
The vertical infusion channel of sliding valve core, the horizontal infusion channel of sliding valve core, hydraulic cylinder, hydraulic cylinders bearing；
Transmission shaft one end is connected with motor, and the other end is connected with sliding valve core, so as to which sliding valve core be driven to rotate；
Electronic drive end unit connection liquid cylinder pressure, hydraulic cylinder elongation, which is shortened, drives motor and sliding valve core to slide up and down, hydraulic pressure
Cylinder is fixed on fixed support block by hydraulic cylinders bearing；
Master controller is integrated with motor, and controls the positive and negative rotation of motor, while control sliding valve core
It slides up and down；The vertical infusion channel of sliding valve core and the horizontal infusion channel of sliding valve core are set to inside sliding valve core, slide-valve
The vertical infusion channel of core is located at sliding valve core shaft core position, and eight horizontal infusion channels of sliding valve core are uniformly distributed circumferentially in cunning
In the identical height of movable valve plug, and it is connected with vertical infusion channel；Dropper is arranged on the underface of vertical infusion channel.
Beneficial effects of the present invention：
1st, multi-functional continuous transfusion system provided by the present invention can realize that automatic more bottle liquid medicines are continuous without manual intervention
Infusion function.On the one hand, it solves the problems, such as that more bottles of continuous transfusions of tradition need artificial frequently replacement infusion bottle, saves medical care
The a large amount of time and efforts of personnel；On the other hand, it is effectively guaranteed that the reliability and injection quality of entire infusion process.Pass through
The regulation and control dropper of slidingtype, the device volume being substantially reduced by hydraulic control mode, reduce control difficulty, realize simultaneously
Response is fast, effect at low cost.
2nd, multi-functional continuous transfusion system provided by the present invention can be automatically performed the defeated of more bottles of valuable liquid continuous transfusions
Preceding confirmation and defeated rear cleaning.On the one hand it can be ensured that the correct safety of vein conveying carries out, on the other hand avoiding valuable medicine
Liquid needs the deficiency manually cleaned after overcoming traditional infusion while waste, greatly reduces the work of clinical transfusion
Amount, it is very convenient.
3rd, multi-functional continuous transfusion system provided by the present invention can set simultaneously adjust automatically according to the actual conditions of patient
Transfusion speed, the adjust automatically transfusion speed and always in optimum flow rate state in infusion process, avoids to adjust manually and deposit
Flow velocity is inaccurate the problem of, so as to reliably avoid due to transfusion speed is improper and may caused by serious consequence.
4th, when infusion end, liquid is remaining on a small quantity in Murphy type burette, increases the pressure of pipeline Chinese medicine liquid, will be remaining
Liquid inputs, and reduces the waste of liquid, reduces unnecessary liquid medicine contamination.
5th, since fixed support block infusion channel in short transverse is in different height position, master controller can be utilized
Control motor drive sliding valve core rotate 45 degree or more, stopping infusion apparatus infuse, convenient for when infuse something unexpected happened when stop
Only infuse.
Description of the drawings
Fig. 1 is the structure diagram of existing infusion apparatus
Fig. 2 is the structure diagram of multifunctional adaptive continuous transfusion system provided by the present invention
Fig. 3 be Fig. 2 in regulation and control dropper along A-A to sectional view
Fig. 4 is sectional view of the regulation and control dropper along B-B direction in Fig. 3
Fig. 5 be Fig. 4 in fixed support block along C-C to sectional view
Fig. 6 is the position instruction panel of sliding valve core in Fig. 2
The correspondence between reference numeral and component names in Fig. 1：Infusion apparatus top 1 ', bottle stopper puncture protector
11 ', under bottle plug puncture unit 12 ', air filter 13 ', tongs 14 ', infusion apparatus middle part 2 ', Murphy type burette 21 ', infusion apparatus
Portion 3 ', infusion long duct 31 ', liquid medicine filter 32 ', cone joint 33 ', flow regulator 34 '；Infusion apparatus top 1, bottle stopper
Puncture protector 11, bottle plug puncture unit 12, air filter 13, tongs 14, infusion apparatus middle part 2, regulation and control dropper 21, circular cone connect
First 22, infusion apparatus lower part 3, infusion long duct 31, liquid medicine filter 32, cone joint 33；Infusion controller 4, transmission shaft 41, electricity
Motivation 42, flow sensor 44, infrared position sensor 45, infusion control mechanism manual switch 46, is slided master controller 43
The vertical infusion channel 471 of spool 47, sliding valve core, the horizontal infusion channel 472 of sliding valve core, hydraulic cylinder 48, hydraulic cylinders bearing
481st, dropper 5, dropper wall 51, liner 52, infusion circular cone interface 53, fixed support block 54, fixed support block infusion channel 541,
Sliding valve core position instruction panel 6.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real in order to which those skilled in the art is made to more fully understand technical scheme of the present invention
Applying example, the present invention is described in further detail.
It is the structure diagram of existing infusion apparatus as shown in Figure 1, existing infusion apparatus is by infusion apparatus top 1 ', infusion apparatus middle part
2 ', infusion apparatus lower part 3 ' is sequentially connected composition.Wherein, infusion apparatus top 1 ' includes：Bottle stopper puncture protector 11 ', bottle stopper puncture
Device 12 ', air filter 13 ', tongs 14 '；2 ' include in the middle part of infusion apparatus：Murphy type burette 21 '；It wraps infusion apparatus lower part 3 '
It includes：Infusion long duct 31 ', liquid medicine filter 32 ', cone joint 33 ', flow regulator 34 '.Each building block is according to figure
Sequence shown in 1, which is sequentially connected, to be connect, and bottle plug puncture unit 12 ' is connected with infusion bottle, and cone joint 34 ' is connected with intravenous infusion needle
It connects, so just constitutes the complete structure of existing infusion apparatus.
Fig. 2 is the structure diagram of multifunctional adaptive continuous transfusion system provided by the present invention, by infusion apparatus top 1, defeated
2, infusion apparatus lower part 3 is sequentially connected composition in the middle part of liquid device.Wherein, infusion apparatus top 1 includes：Bottle stopper puncture protector 11, bottle stopper
Puncture outfit 12, air filter 13, tongs 14；2 include in the middle part of infusion apparatus：Regulate and control dropper 21, cone joint 22；Under infusion apparatus
Portion 3 includes：Infusion long duct 31, liquid medicine filter 32, cone joint 33.By multifunctional adaptive continuous transfusion system with it is existing defeated
Liquid device compare it is found that invention increases regulation and control dropper 21, while reduce original Murphy type burette 21 ' and flow-rate adjustment dress
Put 34 '.It should be noted that in the multifunctional adaptive continuous transfusion system designed by the present invention, infusion apparatus top 1 and infusion
The overall structure of device lower part 3 is same as the prior art, and each component part in infusion apparatus top 1 and the inside of infusion apparatus lower part 3 it
Between connection mode can be found in the prior art.Infusion apparatus top 1, infusion apparatus middle part 2 and infusion apparatus lower part 3 pass through cone joint
22 are sequentially connected, and bottle plug puncture unit 12 is connected with infusion bottle, and cone joint 33 is connected with intravenous infusion needle, so just forms
The complete structure of multifunctional adaptive continuous transfusion system.
Fig. 3 and Fig. 4 is the sectional view for regulating and controlling dropper 21 in Fig. 2, and sliding valve core 47 is in initial position, i.e. root at this time
Horizontal infusion channel 472 when ensureing last bottle of infusion bottle according to the number of infusion bottle on sliding valve core in fixed support block 54
Highly minimum infusion channel 541 is connected.
As shown in figure 4, in the embodiment, regulation and control dropper 21 includes infusion controller 4 and dropper 5, wherein：
Infusion controller 4 includes transmission shaft 41, motor 42, master controller 43, flow sensor 44, infrared position biography
Sensor 45, infusion control mechanism manual switch 46, sliding valve core 47, the vertical infusion channel 471 of sliding valve core, sliding valve core are horizontal
Infusion channel 472, hydraulic cylinder 48, hydraulic cylinders bearing 481.
41 one end of transmission shaft is connected with motor 42, and the other end is connected with sliding valve core 47, so as to drive sliding valve core
47 rotations.42 tail portion connection liquid cylinder pressure 48 of motor, hydraulic cylinder elongation is shortened to drive glides on motor 42 and sliding valve core 47
Dynamic, hydraulic cylinder 48 is fixed on fixed support block 54 by hydraulic cylinders bearing 481.Hydraulic pressure more described herein as, that the present invention uses
Cylinder 481 is on-rotary type, is exactly that piston rod cannot rotate.Flow sensor 44 is located inside infusion circular cone interface 53, for examining
Survey the flow velocity of liquid.Infrared position sensor 45 is located at the end of fixed support block infusion channel 541, for detecting fixed support
The relative position relation of block infusion channel 541 and the horizontal infusion channel 472 of sliding valve core.
Master controller 43 is integrated with motor 42, according to flow sensor 44 feed back liquid flow rate information and
The positive and negative rotation of location information control motor 42 that infrared position sensor 45 is fed back, glides so as to control on sliding valve core 47
It is dynamic.Control mechanism manual switch 46 of infusing is located in fixed support block 54, can change sliding valve core 47 by manually mode
Upper-lower position.The vertical infusion channel 471 of sliding valve core and the horizontal infusion channel 472 of sliding valve core are set in sliding valve core 47
Portion, the vertical infusion channel 471 of sliding valve core are located at 47 shaft core position of sliding valve core, and depth accounts for the half of 47 height of sliding valve core；
The horizontal infusion channel 472 of eight sliding valve cores is uniformly distributed circumferentially in 47 identical height of sliding valve core, and with it is vertical defeated
Liquid channel 471 is connected.
Infusion control mechanism manual switch 46 can control the position of sliding valve core 47 by manually mode, as required
The infusion channel 541 for making the horizontal infusion channel 472 on sliding valve core 47 different from fixed support block is connected, selectively
Connect required infusion bottle.Control function part is connected with performing funtion part according to connection mode as shown in Figure 4, from
And it is combined into complete infusion controller 4.Dropper 5 is arranged on the underface of vertical infusion channel 471.
Dropper 5 includes：Dropper wall 51, liner 52, infusion circular cone interface 53, fixed support block 54, fixed support block infusion
Channel 541.In actual use, the infusion circular cone interface 53 of regulation and control dropper upper end can need setting 4 interfaces and 8 according to clinical
Two kinds of specifications of interface.
As shown in figure 4, dropper wall 51, liner 52, infusion circular cone interface 53, fixed support block 54 are according to as shown in Figure 4
Mode is combined into complete dropper 5.
The material of dropper wall 51 is stainless steel metal, and temporarily providing room is provided for liquid, is the basis of dropper 5.Fixed support
54 pieces employ rigid plastics, utmostly mitigate the weight of entire dropper 5 and will not deform simultaneously.
To be threadedly coupled between dropper wall 51 and fixed support block 54, infusion circular cone interface 53, which is connected through a screw thread, to be set to
541 inlet of fixed support block infusion channel can be dismantled in this way when sterilizing and cleaning, so as to ensure to regulate and control in dropper 21
The fully and completely cleaning and disinfection in portion.Liner 52 uses rubber material, with 54 gluings of fixed support into an entirety, acts on
It is the fixed support 54 of protection.
Sliding valve core 47 uses Cu alloy material, is designed to column type structure, to ensure that regulation and control dropper 21 is integrally-built
High reliability and less trouble.Sliding valve core 47 and the contact gap of fixed support block 54 are relatively small, to ensure good connect
It touches and reliably seals.
The sliding valve core 47 of infusion controller 4 is mounted on inside the fixed support block 54 of dropper 5, and flow sensor 44 is installed
Inside the infusion circular cone interface 53 of 5 upper end of dropper, infusion controller 4 and dropper 5 have just been combined into complete regulation and control dropper 21.
Fig. 5 be Fig. 4 in fixed support block along C-C to sectional view, as shown in the figure, 541 He of fixed support block infusion channel
The overlapping area of the horizontal infusion channel 471 of sliding valve core is bigger, and liquid flow velocity is faster, otherwise slower.
Fig. 6 is the position instruction panel of sliding valve core 47 in Fig. 2, can show sliding valve core 47 relative to fixation in real time
The location information of supporting block 54.
Multifunctional adaptive continuous transfusion system provided by the present invention mainly realizes different work(by regulating and controlling dropper 21
Energy.It is further illustrated with reference to specific embodiment.
Specific embodiment 1, multi-functional continuous transfusion system of the present invention can be realized more bottles automatic without manual intervention
Liquid continuous transfusion function.As shown in Fig. 2, in actual use, suitable adjust is selected according to the number of required infusion bottle first
Control dropper 21.Secondly, by the minimum infusion cylinder interface 53 of height on the infusion apparatus top 1 finally infused and fixed support block 54
It is connected, remaining infusion apparatus top connects according to injection sequence with other infusion circular cones of height in fixed support block from low to high successively
Mouth 53 is connected.Due on sliding valve core 47 only there are one infusion channel 472, so can only keep in fixed support block 54
One of infusion channel 541 is connected.There is the sliding valve core 47 enough length to cause simultaneously, and sliding valve core infusion is logical
54 pieces of support is fixed when the infusion channel 541 minimum with the position highest of fixed support block 54 or position of road 471 is connected and goes up it
Remaining infusion channel is turned off.As shown in figure 3, the infusion channel of regulation and control dropper 21 is only connected state there are one position, remaining
It is in off state.Finally, by all infusion bottles, disposably suspension is in place, using bottle plug puncture unit 12 by each infusion bottle with it is more
The adaptive continuous transfusion system of function is connected, and the first infusion bottle starts automatic infusion at this time, when the first infusion bottle, which is infused, to be completed,
When the flow velocity for being set to the flow sensor 44 of the access is 0, master controller 43 will control 48 band of motor 42 and hydraulic cylinder
Dynamic sliding valve core 47 rotates and slides into the position of second infusion bottle connection, feeds back sliding valve core by infrared position sensor 45
47 position, while the flow sensor 44 for being set to alternate path feeds back flow velocity signal, ensures that sliding valve core 47 accurately slides
To the communicating position of the second infusion bottle, remaining infusion bottle is in off state at this time.When second infusion bottle liquid medicine be also totally lost when again
The step of repeating front, so on, to the last the liquid of one bottle of infusion bottle is totally lost, and master controller 43 controls hydraulic cylinder 48
Sliding valve core 47 is driven to slide into the closed state position of setting, and (sliding valve core infusion channel is than infusions all in fixed support block
Channel height is low), close all infusion channels.
Specific embodiment 2, it is continuous that the multi-functional continuous transfusion system in the embodiment can be automatically performed more bottles of valuable liquids
The defeated preceding confirmation and defeated rear cleaning of infusion.More bottles of valuable liquid continuous transfusions and more bottles of common liquid continuous transfusion process phases
Seemingly, as shown in Fig. 2, in actual use, (include to confirm before infusing and infusion according to the number of required infusion bottle first
The brine cleaned afterwards referred to as confirms cleaning brine) the suitable regulation and control dropper 21 of selection.Secondly, it will confirm that cleaning brine
Infusion apparatus top is connected with an infusion cylinder interface 53 in fixed support block 54, and principle is to ensure final infusion bottle and height
Minimum infusion cylinder interface 53 is spent to be connected, remaining infusion apparatus top according in the opposite sequence of injection sequence successively with fixation
Other infusion circular cone interfaces 53 of height from low to high are connected in supporting block.As shown in figure 3, the infusion channel of regulation and control dropper 21
Only it is connected state there are one position, remaining is in off state.Finally, by all infusion bottles, disposably suspension is in place, utilizes
Each infusion bottle is connected by bottle plug puncture unit 12 with multifunctional adaptive continuous transfusion system, and the first infusion bottle (confirms clear at this time
Wash with brine) by automatic infusion, after medical staff confirms that infusion is normal, manually adjust the manual switch of a down regulation dropper 21
46 adjust to the second infusion bottle opening, at this time the first infusion bottle (confirming cleaning brine) closing；When the second infusion bottle is defeated
When liquid is completed, the flow velocity for being set to the flow sensor 44 of the access is 0, and master controller 43 will control motor 42 and hydraulic pressure
Cylinder 48 drives sliding valve core 47 to rotate and slides into the position of third infusion bottle connection, feeds back electricity by infrared position sensor 45
The position that motivation 42 rotates, while the flow sensor 44 for being set to third channel feeds back flow velocity signal, ensures sliding valve core 47
The connected state position of third infusion bottle is accurately slid into, remaining infusion bottle is in off state at this time.When third infusion bottle medicine
The step of front is repeated when liquid is also totally lost, so on, to the last the liquid of one bottle of infusion bottle is totally lost, master controller 43
Control centre's controller 43 controls hydraulic cylinder 48 that sliding valve core 47 is driven to slide into the closed state position of setting, and (sliding valve core is defeated
Liquid channel is lower than infusion channel height all in fixed support block), close all infusion channels.When medical staff pulls out needle,
Infusion control mechanism manual switch 46 is adjusted to the first infusion bottle (confirm cleaning brine) opening, it is surplus in infusion apparatus
Remaining liquid will continue to input human body, and infusion apparatus carries out the cleaning of remaining liquid automatically.
Specific embodiment 3, the multi-functional continuous transfusion system in the embodiment can be set simultaneously according to the actual conditions of patient
Adjust automatically transfusion speed.Fig. 5 is the sectional view of fixed support block 54 in Fig. 3, using fixed support block infusion channel 541 with sliding
The different overlapping areas of movable valve plug infusion channel 472 can realize different liquid flow controls.As depicted in figs. 3 and 5, in reality
During border is infused, the size of the practical liquid flow velocity of 44 Real-time Feedback of flow sensor, infrared position sensor 45 is anti-in real time
Present position relationship of the sliding valve core infusion channel 472 relative to fixed support block infusion channel 541.When flow sensor 45 is fed back
Practical liquid flow velocity and be previously set transfusion speed difference when, master controller 43 is fed back according to infrared position sensor 45
Sliding valve core 47 location information, control motor 42 adjust sliding valve core 47 position, it is defeated on sliding valve core so as to change
Liquid channel 472 and the overlapping area of fixed support block infusion channel 541, and then change liquid flow velocity, finally make the practical stream of liquid
Speed is consistent with the transfusion speed being previously set.
Specific embodiment 4, when infusion end, liquid is a small amount of remaining in dropper 21 and woven hose 31, due to hypotony,
Liquid is caused to there is a part always in woven hose 31 remaining, sliding valve core 47 is closed that (sliding valve core 47 is infused
Channel 472 is lower than 541 height of infusion channel all in fixed support block 54), master controller 43 controls hydraulic cylinder 47 at this time
It moves downward, using the liquid moved downward in extruding woven hose 31 of sliding valve core 47, increases the pressure of 31 Chinese medicine liquid of woven hose
Power inputs remaining liquid, reduces the waste of liquid.
Specific embodiment 5, can since 54 infusion channel 541 of fixed support block in short transverse is in different height position
To control motor 42 that sliding valve core 47 is driven to rotate 45 degree or more using master controller 43, stopping infusion apparatus infusion is convenient for
When infuse something unexpected happened when stop infusion.
Multifunctional adaptive continuous transfusion system provided by the present invention is described in detail above.It is used herein
Specific case is expounded the principle of the present invention and embodiment, and the explanation of above example is only intended to help to understand this
The core concept of invention.It should be pointed out that for those skilled in the art, the principle of the invention is not being departed from
Under the premise of, can also to the present invention some improvement and modification can also be carried out, these improvement and modification also fall into the claims in the present invention
In protection domain.
Claims (5)
1. a kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system, including infusion controller (4) and dropper
(5), it is characterised in that it is characterized in that：
Infusion controller (4) is opened manually including transmission shaft (41), motor (42), master controller (43), infusion control mechanism
Close (46), sliding valve core (47), the vertical infusion channel of sliding valve core (471), the horizontal infusion channel of sliding valve core (472), hydraulic pressure
Cylinder (48), hydraulic cylinders bearing (481)；
Transmission shaft (41) one end is connected with motor (42), and the other end is connected with sliding valve core (47), so as to drive slide-valve
Core (47) rotates；
Motor (42) tail portion connection liquid cylinder pressure (48), hydraulic cylinder elongation, which is shortened, to be driven on motor (42) and sliding valve core (47)
Lower slider, hydraulic cylinder (48) are fixed on fixed support block (54) by hydraulic cylinders bearing (481)；
Master controller (43) is integrated with motor (42), and controls the positive and negative rotation of motor (42), is controlled simultaneously
Sliding valve core (47) slides up and down；The vertical infusion channel of sliding valve core (471) and the horizontal infusion channel of sliding valve core (472) setting
Internal in sliding valve core (47), the vertical infusion channel of sliding valve core (471) is positioned at sliding valve core (47) shaft core position, eight slips
The horizontal infusion channel of spool (472) is uniformly distributed circumferentially in the identical height of sliding valve core (47), and logical with vertical infusion
Road (471) is connected；Dropper (5) is arranged on the underface of vertical infusion channel (471).
2. the slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system according to claim 1, it is characterised in that：Also
Including flow sensor (44) and infrared position sensor (45), wherein：
Flow sensor (44) is internal positioned at infusion circular cone interface (53), for detecting the flow velocity of liquid；
Infrared position sensor (45) is defeated for detecting fixed support block positioned at the end of fixed support block infusion channel (541)
The relative position relation of liquid channel (541) and the horizontal infusion channel of sliding valve core (472)；
The location information that the liquid flow rate information and infrared position sensor (45) fed back according to flow sensor (44) are fed back is used
In the positive and negative rotation of control motor (42).
3. the slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system according to claim 1, it is characterised in that：It is defeated
Hydraulic control mechanism manual switchs (46) in fixed support block (54), can change sliding valve core (47) by manually mode
Upper-lower position.
4. the slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system according to claim 1, it is characterised in that：Drop
Pipe (5) includes：Dropper wall (51), infusion circular cone interface (53), fixed support block (54), fixed support block infusion channel (541)；
To be threadedly coupled between dropper wall (51) and fixed support block (54), infusion circular cone interface (53), which is connected through a screw thread, to be set to admittedly
Determine supporting block infusion channel (541) inlet.
5. the slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system according to claim 1, it is characterised in that：It is defeated
Fixed support block (54) of the sliding valve core (47) of fluid controller (4) mounted on dropper (5) is internal, flow sensor (44) installation
Infusion circular cone interface (53) in dropper (5) upper end is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810037997.6A CN108261584A (en) | 2018-01-16 | 2018-01-16 | A kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810037997.6A CN108261584A (en) | 2018-01-16 | 2018-01-16 | A kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108261584A true CN108261584A (en) | 2018-07-10 |
Family
ID=62775566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810037997.6A Pending CN108261584A (en) | 2018-01-16 | 2018-01-16 | A kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108261584A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106996A (en) * | 2018-09-04 | 2019-01-01 | 四川大学 | A kind of automatic switchover infusion channel sequence continuous transfusion system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995028189A1 (en) * | 1994-04-18 | 1995-10-26 | Hyprotek, Inc. | Catheter access system and method of manufacture |
| CN201516205U (en) * | 2009-10-21 | 2010-06-30 | 赵丰清 | Simple transfution and infusion pressurizer |
| CN202459626U (en) * | 2012-02-15 | 2012-10-03 | 杨坤荣 | Automatic transfusion system and transfusing and pressuring device thereof |
| CN204619019U (en) * | 2015-04-14 | 2015-09-09 | 翟淑玲 | A kind of transfusion device reducing transfusion waste |
| CN205411827U (en) * | 2015-12-11 | 2016-08-03 | 中国人民解放军第二军医大学 | Piston infusion micropump |
| CN107158507A (en) * | 2017-06-02 | 2017-09-15 | 湖南中医药大学 | A kind of continuous transfusion system with automatic ventilating function |
-
2018
- 2018-01-16 CN CN201810037997.6A patent/CN108261584A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995028189A1 (en) * | 1994-04-18 | 1995-10-26 | Hyprotek, Inc. | Catheter access system and method of manufacture |
| CN201516205U (en) * | 2009-10-21 | 2010-06-30 | 赵丰清 | Simple transfution and infusion pressurizer |
| CN202459626U (en) * | 2012-02-15 | 2012-10-03 | 杨坤荣 | Automatic transfusion system and transfusing and pressuring device thereof |
| CN204619019U (en) * | 2015-04-14 | 2015-09-09 | 翟淑玲 | A kind of transfusion device reducing transfusion waste |
| CN205411827U (en) * | 2015-12-11 | 2016-08-03 | 中国人民解放军第二军医大学 | Piston infusion micropump |
| CN107158507A (en) * | 2017-06-02 | 2017-09-15 | 湖南中医药大学 | A kind of continuous transfusion system with automatic ventilating function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106996A (en) * | 2018-09-04 | 2019-01-01 | 四川大学 | A kind of automatic switchover infusion channel sequence continuous transfusion system |
| CN109106996B (en) * | 2018-09-04 | 2020-10-16 | 四川大学 | Automatic switching infusion channel sequence continuous infusion apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107158507B (en) | Continuous infusion apparatus with automatic exhaust function | |
| CN107224632A (en) | A kind of adaptive continuous transfusion system and the method that many bottles of continuous transfusions are completed using it | |
| CN205434574U (en) | Flow velocity adjustor for transfusion | |
| CN202490257U (en) | Intelligent automatic flushing device for infusion pipeline | |
| CN208525565U (en) | A kind of slidingtype regulation dropper of multifunctional adaptive continuous transfusion system | |
| CN108261584A (en) | A kind of slidingtype regulation and control dropper of multifunctional adaptive continuous transfusion system | |
| CN107519555A (en) | A kind of medical infusion automatic decanting device | |
| CN202179756U (en) | Infusion device with hanging liner floating and sinking safety valve drip cup | |
| CN205339738U (en) | Flow velocity adjustor for transfusion | |
| CN108245737A (en) | A kind of disc type regulation and control dropper of multifunctional adaptive continuous transfusion system | |
| CN213131315U (en) | Double-safety automatic liquid-stopping device | |
| CN206880901U (en) | automatic transfusion device | |
| CN206822805U (en) | One kind nursing employs dispensation apparatus with oneself | |
| CN208943065U (en) | A kind of disc type regulation dropper of multifunctional adaptive continuous transfusion system | |
| CN209933789U (en) | Medicine spraying device with adjustable internal medicine is used | |
| CN209204271U (en) | A kind of bladder blood block flushing pipe device | |
| CN208756670U (en) | The infusion device of automatic replacement fluid infusion | |
| CN206081212U (en) | Controllable, automatic transfusion system who changes of speed | |
| CN201223592Y (en) | Transfusion system | |
| CN109758364A (en) | A kind of intravenous drip administration and washing pipe integrated infusion bag | |
| CN220237471U (en) | Quantitative transfusion device | |
| CN219700656U (en) | Dropping funnel with smooth flow | |
| CN214807295U (en) | Flushing device for constipation patients | |
| CN2721106Y (en) | Multifunctional infusion apparatus | |
| CN207506771U (en) | A kind of controllable type nasal irrigator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180710 |