CN103990200A - Detachable automatic bottle changing infusion device - Google Patents
Detachable automatic bottle changing infusion device Download PDFInfo
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- CN103990200A CN103990200A CN201410250096.7A CN201410250096A CN103990200A CN 103990200 A CN103990200 A CN 103990200A CN 201410250096 A CN201410250096 A CN 201410250096A CN 103990200 A CN103990200 A CN 103990200A
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- 238000001802 infusion Methods 0.000 title claims abstract description 134
- 239000007788 liquid Substances 0.000 claims description 100
- 241001411320 Eriogonum inflatum Species 0.000 claims description 47
- 230000005484 gravity Effects 0.000 claims description 19
- 239000003814 drug Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000001990 intravenous administration Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012611 container material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A detachable automatic bottle changing infusion device comprises a first bottle plug puncturing head connected with a first infusion bottle. The first bottle plug puncturing head is communicated with a first infusion soft pipe which is communicated with a first inlet in the upper portion of a first drip chamber. The infusion device further comprises a second bottle plug puncturing head connected with a second infusion bottle. The second bottle plug puncturing head is connected with the upper portion of a second infusion soft pipe. The lower end of the second infusion soft pipe is communicated with a second inlet in the upper portion of the first drip chamber. The upper portion of the first soft pipe extends into the lower portion of the second infusion soft pipe. The outer diameter of the first soft pipe is larger than the inner diameter of the second infusion soft pipe. The lower portion of the first soft pipe extends into an inner cavity of the first drip chamber. The lower portion of the first soft pipe is communicated with an inner cavity of a first container. The detachable automatic bottle changing infusion device is low in cost, high in safety and capable of being connected with a plurality of infusion bottles freely.
Description
Technical field
The present invention relates to transfusion instrument class, particularly a kind of automatic decanting infusion apparatus.
Background technology
The medical infusing device infusion method that tradition is used is now that the liquid of need input is contained in an infusion bottle or transfusion bag, and be suspended on eminence, utilize the effect of gravity to make liquid flow into intravenous by infusion rubber tubing, the size of flow velocity is carried out manual adjustment by the speed governing clamp being placed on leather hose.For the automatic decanting infusion apparatus of invention now, it changes bottle transfusion by connecting many bottles, multitube, and other links are similar with traditional infusion mode.By above several different methods, infuse, there is following problem: 1) for traditional approach, need defeated one bottle above by transfusion person, need be changed bottle, and in busy state, just cannot take patient into account as healthcare givers, so patient safety can not get ensureing to a certain extent; 2) tradition is changed bottle transfusion and need to, through loaded down with trivial details links such as hand disassemblies, be caused waste on the time; 3) for automatic decanting infusion apparatus now, its most for fixed bottle quantitatively, or be device complexity, wayward, cannot be used widely.
Summary of the invention
In order to overcome the deficiency that device is complicated, security performance is low, cost is high of existing transfusion device, the invention provides that a kind of cost is low, security performance strong and can arbitrarily connect dismountable automatic decanting infusion apparatus of a plurality of infusion bottles.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of dismountable automatic decanting infusion apparatus, comprise the first bottle stopper puncture head being connected with the first infusion bottle, described the first bottle stopper puncture head is communicated with the first infusion tube, described the first infusion tube is communicated with top first entrance of the first dropping funnel, described transfusion device also comprises the second bottle stopper puncture head being connected with the second infusion bottle, described the second bottle stopper puncture head is connected with the second infusion tube top, the lower end of described the second infusion tube is communicated with top second entrance of described the first dropping funnel, the bottom of described the second infusion tube is stretched on the top of the first flexible pipe, the external diameter of described the first flexible pipe is larger than the internal diameter of described the second infusion tube, the inner chamber of described the first dropping funnel is stretched in the bottom of described the first flexible pipe, the bottom of described the first flexible pipe is communicated with the inner chamber of the first container, the frictional resistance of described the first flexible pipe top and described the second infusion tube bottom the does not store liquid combination gravity of the first container than described the first flexible pipe and inner chamber is large, described frictional resistance is less than the combination gravity of the first container of described the first flexible pipe and inner chamber storage liquid, described frictional resistance is larger than the combination gravity of the first container of described the first flexible pipe and inner chamber storage liquid with the buoyancy sum of the first container.
Further, the lower part outlet of described the first dropping funnel is communicated with top first entrance of described the second dropping funnel, and the lower part outlet of described the second dropping funnel is connected with the top of the 4th infusion tube, and the bottom of described the 4th infusion tube is communicated with transfusion device outlet;
Described transfusion device also comprises the 3rd bottle stopper puncture head being connected with the 3rd infusion bottle, described the 3rd bottle stopper puncture head is connected with the top of the 3rd infusion tube, the lower end of described the 3rd infusion tube is communicated with top second entrance of described the second dropping funnel, the bottom of described the 3rd infusion tube is stretched on the top of the second flexible pipe, the external diameter of described the second flexible pipe is larger than the internal diameter of described the 3rd infusion tube, the inner chamber of described the second dropping funnel is stretched in the bottom of described the second flexible pipe, the bottom of described the second flexible pipe is communicated with the inner chamber of second container, the frictional resistance of described the second flexible pipe top and described the 3rd infusion tube bottom the does not store liquid combination gravity of second container than described the second flexible pipe and inner chamber is large, described frictional resistance is less than the combination gravity of the second container of described the second flexible pipe and inner chamber storage liquid, described frictional resistance is larger than the combination gravity of the second container of described the second flexible pipe and inner chamber storage liquid with the buoyancy sum of second container.
According to above-mentioned annexation, if increase by the 3rd dropping funnel, can mate with the 4th infusion bottle and form next cascade structure, the like, can form a plurality of cascade structure forms.
Further again, between top first entrance of the bottom of described the first dropping funnel and described the second dropping funnel, between the lower end of described the 3rd infusion tube and top second entrance of described the second dropping funnel, between the top of the lower part outlet of described the second dropping funnel and the 4th infusion tube, be detachable connection.
The first bottle stopper puncture head comprises breather and the first fluid-through tube being arranged side by side, and described the first fluid-through tube is connected with the upper end of the first input flexible pipe; Described the second bottle stopper puncture head comprises breather and the second fluid-through tube being arranged side by side, and described the second fluid-through tube is connected with the upper end of the second input flexible pipe; Described breather is communicated with atmosphere.
Or: the first bottle stopper puncture head comprises the first fluid-through tube, and described the first fluid-through tube is connected with the upper end of the first input flexible pipe, and the bottom of described the first fluid-through tube is provided with passage; Described the second bottle stopper puncture head comprises the second fluid-through tube, and described the second fluid-through tube is connected with the upper end of the second input flexible pipe; The bottom of described the second fluid-through tube is provided with passage, and described passage is communicated with atmosphere.
The inside of described the first container and second container is hollow, at container bottom, is isolated into vacuum.
The diameter of described the first flexible pipe is made as R1, and length is H1; The diameter of described the first container is made as R2, is highly H2; The diameter of described the first infusion tube is made as R3; The diameter of described the first dropping funnel is made as R4, is highly H3, wherein, and R3<R1<R2<R4.Control R3 and R1 difference enough little, make in use flexible pipe can be attached on the infusion tube of its connection and can not come off downwards together with container, and after medicinal liquid flows into flexible pipe, flexible pipe is transported to container by medicinal liquid, because internal tank is hollow, can store certain solution.When flexible pipe, container and stored solution arrive constant weight, and the gap of flowing through R1 and R3 due to medicinal liquid is while making it without adsorption, and container just comes off downwards be connected flexible pipe.The absolute difference of R2 and R4 is slightly large, and the medicinal liquid flow velocity that can guarantee to flow into dropping funnel is normal.
When described container and flexible pipe come off downwards, the inside of dropping funnel is some medicinal liquid, and at this, establishing medicinal liquid height is H4.Wherein, due to the bottom of container, some isolates as vacuum, so medicinal liquid floats on medicinal liquid container to the effect of container, in the infusion tube that the fraction of flexible pipe still connects at it, R1 is not enough so that the medicinal liquid in its medicine bottle being connected normally flows out with the gap of R3, now has: H1+H2>H3-H4.And medicinal liquid in dropping funnel is while being less than certain height H 5, flexible pipe and container just come off completely, now have: H1+H2<H3-H5, the former medicinal liquid of being blocked by container and flexible pipe just flows out smoothly, again because flexible pipe is very soft, just cannot be upright when coming off completely, this has just guaranteed that the medicinal liquid height in dropping funnel increases Shi Buhui and blocks delivery outlet after medicinal liquid flows out.
Technical conceive of the present invention is: the present invention has adopted the interconnect function of dismountable the second dropping funnel, and utilizes the coordinating of container and flexible pipe, container to float over the inflow of controlling medicinal liquid on medicinal liquid face.First by the first bottle stopper puncture head, the second bottle stopper puncture head, the 3rd bottle stopper puncture head, breather respectively with external infusion bottle A, B, C is connected, A, B, the medicinal liquid in C flows out, again because A is controlled in the effect of the first container, second container, the first flexible pipe, the second flexible pipe, B, the medicinal liquid in C successively flows out, and is finally human body input medicinal liquid.
The invention has the beneficial effects as follows: described dismountable the second dropping funnel can be more than one, can connect on this basis a plurality of required to meet patient; Container flows out with making the priority of effectively having controlled medicinal liquid coordinating of flexible pipe, has made to realize the effect of automatic decanting; On the other hand, this installation cost is low, simple in structure, achieve noticeable achievement, and can effectively make up the weak point of existing transfusion device.
Accompanying drawing explanation
Fig. 1 is the structure chart of dismountable automatic decanting infusion apparatus.
Fig. 2 is detachable dropping funnel structure chart, and wherein (a) is dropping funnel schematic diagram, is (b) detachable interface schematic diagram.
Fig. 3 is the matching chart of container and flexible pipe.
Fig. 4 is container, the flexible pipe practical function figure in dropping funnel, is wherein divided into (a) (b) (c).
Fig. 5 is all the other combined methods of breather and bottle stopper puncture head, is wherein divided into (a) for the schematic diagram of bottle stopper puncture head, (b) is the schematic diagram of passage.
The specific embodiment
Below in conjunction with accompanying drawing, be described further
With reference to Fig. 1～Fig. 5, a kind of dismountable automatic decanting infusion apparatus, comprise the first bottle stopper puncture head being connected with the first infusion bottle, described the first bottle stopper puncture head is communicated with the first infusion tube, described the first infusion tube is communicated with top first entrance of the first dropping funnel, described transfusion device also comprises the second bottle stopper puncture head being connected with the second infusion bottle, described the second bottle stopper puncture head is connected with the second infusion tube top, the lower end of described the second infusion tube is communicated with top second entrance of described the first dropping funnel, the bottom of described the second infusion tube is stretched on the top of the first flexible pipe, the external diameter of described the first flexible pipe is larger than the internal diameter of described the second infusion tube, the inner chamber of described the first dropping funnel is stretched in the bottom of described the first flexible pipe, the bottom of described the first flexible pipe is communicated with the inner chamber of the first container, the frictional resistance of described the first flexible pipe top and described the second infusion tube bottom the does not store liquid combination gravity of the first container than described the first flexible pipe and inner chamber is large, described frictional resistance is less than the combination gravity of the first container of described the first flexible pipe and inner chamber storage liquid, described frictional resistance is larger than the combination gravity of the first container of described the first flexible pipe and inner chamber storage liquid with the buoyancy sum of the first container.
Further, the lower part outlet of described the first dropping funnel is communicated with top first entrance of described the second dropping funnel, and the lower part outlet of described the second dropping funnel is connected with the top of the 4th infusion tube, and the bottom of described the 4th infusion tube is communicated with transfusion device outlet;
Described transfusion device also comprises the 3rd bottle stopper puncture head being connected with the 3rd infusion bottle, described the 3rd bottle stopper puncture head is connected with the top of the 3rd infusion tube, the lower end of described the 3rd infusion tube is communicated with top second entrance of described the second dropping funnel, the bottom of described the 3rd infusion tube is stretched on the top of the second flexible pipe, the external diameter of described the second flexible pipe is larger than the internal diameter of described the 3rd infusion tube, the inner chamber of described the second dropping funnel is stretched in the bottom of described the second flexible pipe, the bottom of described the second flexible pipe is communicated with the inner chamber of second container, the frictional resistance of described the second flexible pipe top and described the 3rd infusion tube bottom the does not store liquid combination gravity of second container than described the second flexible pipe and inner chamber is large, described frictional resistance is less than the combination gravity of the second container of described the second flexible pipe and inner chamber storage liquid, described frictional resistance is larger than the combination gravity of the second container of described the second flexible pipe and inner chamber storage liquid with the buoyancy sum of second container.
According to above-mentioned annexation, if increase by the 3rd dropping funnel, can mate with the 4th infusion bottle and form next cascade structure, the like, can form a plurality of cascade structure forms.
Further again, between top first entrance of the bottom of described the second infusion tube and described the second dropping funnel, between the lower end of described the second squeezing tube and top second entrance of described the second dropping funnel, between the top of the lower part outlet of described the second dropping funnel and the 3rd infusion tube, be detachable connection.
The first bottle stopper puncture head comprises breather and the first fluid-through tube being arranged side by side, and described the first fluid-through tube is connected with the upper end of the first input flexible pipe; Described the second bottle stopper puncture head comprises breather and the second fluid-through tube being arranged side by side, and described the second fluid-through tube is connected with the upper end of the second input flexible pipe; Described breather is communicated with atmosphere.
Or: the first bottle stopper puncture head comprises the first fluid-through tube, and described the first fluid-through tube is connected with the upper end of the first input flexible pipe, and the bottom of described the first fluid-through tube is provided with passage; Described the second bottle stopper puncture head comprises the second fluid-through tube, and described the second fluid-through tube is connected with the upper end of the second input flexible pipe; Described breather is communicated with atmosphere, and the bottom of described the second fluid-through tube is provided with passage.
The inside of described the first container and second container is hollow, at container bottom, is isolated into vacuum.
The diameter of described the first flexible pipe is made as R1, and length is H1; The diameter of described the first container is made as R2, is highly H2; The diameter of described the first infusion tube is made as R3; The diameter of described the first dropping funnel is made as R4, is highly H3, wherein, and R3<R1<R2<R4.Control R3 and R1 difference enough little, make in use flexible pipe can be attached on the infusion tube of its connection and can not come off downwards together with container, and after medicinal liquid flows into flexible pipe, flexible pipe is transported to container by medicinal liquid, because internal tank is hollow, can store certain solution.When flexible pipe, container and stored solution arrive constant weight, and the gap of flowing through R1 and R3 due to medicinal liquid is while making it without adsorption, and container just comes off downwards be connected flexible pipe.The absolute difference of R2 and R4 is slightly large, and the medicinal liquid flow velocity that can guarantee to flow into dropping funnel is normal.
When described container and flexible pipe come off downwards, the inside of dropping funnel is some medicinal liquid, and at this, establishing medicinal liquid height is H4.Wherein, due to the bottom of container, some isolates as vacuum, so medicinal liquid floats on medicinal liquid container to the effect of container, in the infusion tube that the fraction of flexible pipe still connects at it, R1 is not enough so that the medicinal liquid in its medicine bottle being connected normally flows out with the gap of R3, now has: H1+H2>H3-H4.And medicinal liquid in dropping funnel is while being less than certain height H 5, flexible pipe and container just come off completely, now have: H1+H2<H3-H5, the former medicinal liquid of being blocked by container and flexible pipe just flows out smoothly, again because flexible pipe is very soft, just cannot be upright when coming off completely, this has just guaranteed that the medicinal liquid height in dropping funnel increases Shi Buhui and blocks delivery outlet after medicinal liquid flows out.
In the present embodiment, the three bottles of infusion bottles of take describe as example, i.e. infusion bottle A, and infusion bottle B, infusion bottle C, dismountable automatic decanting infusion apparatus of the present embodiment, comprises breather 1, the first bottle stopper puncture head 2, the second bottle stopper puncture head 3, the three bottle stopper puncture heads 4; The first dropping funnel 5, the second dropping funnels 6; The first infusion tube 7, the second infusion tube 8, the three infusion tube 9, the four infusion tubes 10; The first flexible pipe 11, the second flexible pipes 12; The first container 13, second container 14.
The material of described the first bottle stopper puncture head, the second bottle stopper puncture head, the 3rd bottle stopper puncture head, the first dropping funnel, the second dropping funnel, the first infusion tube, the second infusion tube, the 3rd infusion tube, the 4th infusion tube is identical with the material of traditional infusion device.
The material of described the first flexible pipe, the second flexible pipe is identical with the material of traditional infusion flexible pipe, but its diameter is slightly less than traditional infusion flexible pipe.
The first container and second container material are the cylinder that thin glass is made into, its diameter is less than dropping funnel, and it is killed virus, sterilizes before using, the container mass that has thin glass to be made is light, be easy to this device and realize its function, at container bottom, isolate a part of vacuum, being convenient to container can float on medicinal liquid.
With reference to Fig. 2, the top of described detachable dropping funnel is provided with two connector a, b, on a, b mouth, has connecting device, is conveniently connected and controls with external medicinal liquid, and c outlet is arranged at bottom, and medicinal liquid flows out through c.Fig. 2 (a) is detachable dropping funnel overall structure figure, and Fig. 2 (b) is detachable dropping funnel interface section enlarged drawing, and dropping funnel is connected with infusion tube by interface.
With reference to Fig. 3, container and flexible pipe form an integral body, and glass and flexible pipe are made an integral body use, and container and flexible pipe just link together adding man-hour, and each diameter is suitable.Described flexible pipe, its diameter is made as R1; Described container, its diameter is made as R2; Described infusion tube, its diameter is made as R3; Described dropping funnel, its diameter is made as R4.Wherein, R3<R1<R2<R4, controls R3 and R1 difference enough little, and the absolute difference of R2 and R4 is slightly large.Wherein, container bottom is vacuum, is convenient to container and floats on medicinal liquid.
With reference to Fig. 4, described flexible pipe, its diameter is made as R1, and length is H1; Described container, its diameter is made as R2, is highly H2; Described infusion tube, its diameter is made as R3; Described dropping funnel, its diameter is made as R4, is highly H3.(a) in figure, for solution, start to be most plugged, and the solution of the connector blocked of doing for oneself just constantly drips; (b) in figure for when container and flexible pipe easily come off, the inside of dropping funnel is some medicinal liquid, medicinal liquid height is H4.Wherein, because medicinal liquid floats on medicinal liquid container to the effect of container, in the infusion tube that the fraction of flexible pipe still connects at it, R1 is not enough so that the medicinal liquid in its medicine bottle being connected normally flows out with the gap of R3, now has: H1+H2>H3-H4.And medicinal liquid in dropping funnel is while being less than certain height H 5, scheme (c), flexible pipe and container just come off completely, now have: H1+H2<H3-H5, the former medicinal liquid of being blocked by container and flexible pipe just flows out smoothly, again because flexible pipe is very soft, and just cannot be upright when coming off completely, this has just guaranteed that the medicinal liquid height in dropping funnel increases Shi Buhui and blocks delivery outlet after medicinal liquid flows out.
With reference to Fig. 5, except the above-mentioned scheme that breather and bottle stopper puncture head are separated, that is to say that breather and bottle stopper puncture head do not belong to same pipeline, Fig. 5 provides another kind of combined method, thereby it further reduces costs the combination by breather and bottle stopper puncture head.(a) figure is Integral combined structure figure, the structure chart that (b) figure is passage, thus outside air is entered in infusion bottle liquid is flowed out by passage.
Further, the design of detachable dropping funnel.Shown in Fig. 2 (a), dropping funnel is by interface a, b connects, controls entering of medicinal liquid, by an outlet c, connect next structure again, and a plurality of dismountable dropping funnel can interconnect, as Fig. 2 (b), a wherein, b, c is connected with extraneous by pore, thereby meets the demand to different patients.
Further again, container coordinates with flexible pipe.Container and flexible pipe just link together adding man-hour, and each diameter is suitable.Described flexible pipe, its diameter is made as R1; Described container, its diameter is made as R2; Described infusion tube, its diameter is made as R3; Described dropping funnel, its diameter is made as R4.
Wherein, R3<R1<R2<R4, control R3 and R1 difference enough little, make in use flexible pipe can be attached on the infusion tube of its connection and can not come off downwards together with container, and after medicinal liquid flows into flexible pipe, flexible pipe is transported to container by medicinal liquid, because internal tank is hollow, can store certain solution.When flexible pipe, container and stored solution arrive constant weight, and the gap of flowing through R1 and R3 due to medicinal liquid is while making it without adsorption, and container just comes off downwards be connected flexible pipe.The absolute difference of R2 and R4 is slightly large, and the medicinal liquid flow velocity that can guarantee to flow into dropping funnel is normal.
Further, the control action of container, flexible pipe and dropping funnel.Described flexible pipe, its length is H1; Described container, it is highly H2; Described dropping funnel, it is highly H3.As started to be most plugged for solution in Fig. 4 (a) figure, and the solution of the connector blocked of doing for oneself just constantly drips; In Fig. 4 (b) figure, for when container and flexible pipe easily come off, the inside of dropping funnel is some medicinal liquid, and medicinal liquid height is H4.Wherein, because medicinal liquid floats on medicinal liquid container to the effect of container, in the infusion tube that the fraction of flexible pipe still connects at it, R1 is not enough so that the medicinal liquid in its medicine bottle being connected normally flows out with the gap of R3, now has: H1+H2>H3-H4.And medicinal liquid in dropping funnel is while being less than certain height H 5, be Fig. 4 (c), flexible pipe and container just come off completely, now have: H1+H2<H3-H5, the former medicinal liquid of being blocked by container and flexible pipe just flows out smoothly, again because flexible pipe is very soft, just cannot be upright when coming off completely, this just guarantees to make medicinal liquid height in dropping funnel to increase Shi Buhui after medicinal liquid flows out and blocks delivery outlet.
In the present embodiment, the first infusion tube is connected with the first dropping funnel with the first bottle stopper puncture head, the second infusion tube is connected with the first dropping funnel with the second bottle stopper puncture head, the 3rd infusion tube is connected with the second dropping funnel with the 3rd bottle stopper puncture head, the second dropping funnel is connected with the first dropping funnel, the 4th infusion tube, and the first flexible pipe, the second flexible pipe are connected with second container with the first container respectively.
First, medical personnel are 1,2,3,4 and the medicine bottle A for preparing, B, and C is connected, and wherein, medicine bottle quantity can be determined according to patient's condition, can add and can subtract.A, B, C medicine bottle connect respectively 7,8,9, wherein, 7,8 connect comprise 11,13 5, then through 5 outlet access package containing 12,14 6, meanwhile, another interface of 9 accesses 6, medicinal liquid is through 6 outputs.
Wherein, work as A, when B herb liquid flows into two interface of the first dropping funnel, B herb liquid is blocked and can not flow out by the first container and the first flexible pipe, and in like manner, the C bottle liquid medicine of the 3rd infusion tube on the second dropping funnel connector cannot flow out.So A herb liquid flows out to the first dropping funnel, the second dropping funnel, the 4th infusion tube gradually, in the first container in the first dropping funnel and the first flexible pipe start to come off downwards, the liquid level in the first dropping funnel has arrived certain altitude, and at this, establishing medicinal liquid height is H4.Wherein, because medicinal liquid floats on medicinal liquid the first container to the effect of the first container, in the second infusion tube that the fraction of the first flexible pipe still connects at it.
Described the first flexible pipe, its diameter is made as R1, and length is H1; Described the first container, its diameter is made as R2, is highly H2; Described the second infusion tube, its diameter is made as R3; Described the first dropping funnel, its diameter is made as R4, is highly H3.
R1 is not enough so that the medicinal liquid in its medicine bottle being connected normally flows out with the gap of R3, now has: H1+H2>H3-H4.And medicinal liquid in the first dropping funnel is while being less than certain height H 5, be that A bottle liquid medicine is while being about to be finished, the first flexible pipe and the first container just come off completely, now have: H1+H2<H3-H5, the former B bottle liquid medicine of being blocked by the first container and the first flexible pipe just flows out smoothly, again because the first flexible pipe is very soft, and just cannot be upright when coming off completely, this has just guaranteed that the medicinal liquid height in the first dropping funnel increases Shi Buhui and blocks delivery outlet after B bottle liquid medicine flows out.
In like manner, when B bottle liquid medicine is about to be finished, in the second dropping funnel, liquid level also drops to certain altitude, and second container, the second flexible pipe come off, and flows out C bottle liquid medicine through the 3rd tube for transfusion simultaneously.
Required for meeting patient, make full use of dismountable dropping funnel, as the second dropping funnel can have a plurality ofly, also can deduct, between dropping funnel, can be connected to each other, can meet patient's different demands.
Medicinal liquid finally all will be through the 4th infusion tube, more traditional infusion link of flowing through, and as flow regulator, liquid medicine filter, intravenous needle, finally enters human vein, realizes the treatment to patient.
Claims (7)
1. a dismountable automatic decanting infusion apparatus, comprise the first bottle stopper puncture head being connected with the first infusion bottle, described the first bottle stopper puncture head is communicated with the first infusion tube, described the first infusion tube is communicated with top first entrance of the first dropping funnel, it is characterized in that: described transfusion device also comprises the second bottle stopper puncture head being connected with the second infusion bottle, described the second bottle stopper puncture head is connected with the second infusion tube top, the lower end of described the second infusion tube is communicated with top second entrance of described the first dropping funnel, the bottom of described the second infusion tube is stretched on the top of the first flexible pipe, the external diameter of described the first flexible pipe is larger than the internal diameter of described the second infusion tube, the inner chamber of described the first dropping funnel is stretched in the bottom of described the first flexible pipe, the bottom of described the first flexible pipe is communicated with the inner chamber of the first container, the frictional resistance of described the first flexible pipe top and described the second infusion tube bottom the does not store liquid combination gravity of the first container than described the first flexible pipe and inner chamber is large, described frictional resistance is less than the combination gravity of the first container of described the first flexible pipe and inner chamber storage liquid, described frictional resistance is larger than the combination gravity of the first container of described the first flexible pipe and inner chamber storage liquid with the buoyancy sum of the first container.
2. dismountable automatic decanting infusion apparatus as claimed in claim 1, it is characterized in that: the lower part outlet of described the first dropping funnel is communicated with top first entrance of described the second dropping funnel, the lower part outlet of described the second dropping funnel is connected with the top of the 4th infusion tube, and the bottom of described the 4th infusion tube is communicated with transfusion device outlet;
Described transfusion device also comprises the 3rd bottle stopper puncture head being connected with the 3rd infusion bottle, described the 3rd bottle stopper puncture head is connected with the top of the 3rd infusion tube, the lower end of described the 3rd infusion tube is communicated with top second entrance of described the second dropping funnel, the bottom of described the 3rd infusion tube is stretched on the top of the second flexible pipe, the external diameter of described the second flexible pipe is larger than the internal diameter of described the 3rd infusion tube, the inner chamber of described the second dropping funnel is stretched in the bottom of described the second flexible pipe, the bottom of described the second flexible pipe is communicated with the inner chamber of second container, the frictional resistance of described the second flexible pipe top and described the 3rd infusion tube bottom the does not store liquid combination gravity of second container than described the second flexible pipe and inner chamber is large, described frictional resistance is less than the combination gravity of the second container of described the second flexible pipe and inner chamber storage liquid, described frictional resistance is larger than the combination gravity of the second container of described the second flexible pipe and inner chamber storage liquid with the buoyancy sum of second container.
3. dismountable automatic decanting infusion apparatus as claimed in claim 2, it is characterized in that: between top first entrance of the bottom of described the second infusion tube and described the second dropping funnel, between the lower end of described the 3rd infusion tube and top second entrance of described the second dropping funnel, between the top of the lower part outlet of described the second dropping funnel and the 4th infusion tube, be detachable connection.
4. dismountable automatic decanting infusion apparatus as claimed in claim 2 or claim 3, is characterized in that: the first bottle stopper puncture head comprises breather and the first fluid-through tube being arranged side by side, and described the first fluid-through tube is connected with the upper end of the first input flexible pipe; Described the second bottle stopper puncture head comprises breather and the second fluid-through tube being arranged side by side, and described the second fluid-through tube is connected with the upper end of the second input flexible pipe; Described breather is communicated with atmosphere.
5. dismountable automatic decanting infusion apparatus as claimed in claim 2 or claim 3, is characterized in that: the first bottle stopper puncture head comprises the first fluid-through tube, and described the first fluid-through tube is connected with the upper end of the first input flexible pipe, and the bottom of described the first fluid-through tube is provided with passage; Described the second bottle stopper puncture head comprises the second fluid-through tube, and described the second fluid-through tube is connected with the upper end of the second input flexible pipe; Described breather is communicated with atmosphere, and the bottom of described the second fluid-through tube is provided with passage.
6. dismountable automatic decanting infusion apparatus as claimed in claim 2 or claim 3, is characterized in that: the inside of described the first container and second container is hollow, at container bottom, is isolated into vacuum.
7. dismountable automatic decanting infusion apparatus as claimed in claim 2 or claim 3, is characterized in that: the diameter of described the first flexible pipe is made as R1, and length is H1; The diameter of described the first container is made as R2, is highly H2; The diameter of described the first infusion tube is made as R3; The diameter of described the first dropping funnel is made as R4, is highly H3, wherein, and R3<R1<R2<R4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410250096.7A CN103990200B (en) | 2014-06-06 | 2014-06-06 | A kind of dismountable automatic decanting infusion apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410250096.7A CN103990200B (en) | 2014-06-06 | 2014-06-06 | A kind of dismountable automatic decanting infusion apparatus |
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| CN103990200B CN103990200B (en) | 2016-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106421967A (en) * | 2016-10-27 | 2017-02-22 | 浙江理工大学 | Infusion system achieving automatic bottle replacing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2145612Y (en) * | 1992-12-08 | 1993-11-10 | 谢利权 | Transfusion system suitable for automatically and continuously conveying multiple bottles of liquid medicine |
| US6485454B1 (en) * | 2000-10-13 | 2002-11-26 | Edward Yang | Automatic infusion set for continuously infusing liquid medicine of double bottles |
| CN202478293U (en) * | 2012-03-26 | 2012-10-10 | 唐敏峰 | Vein infusion apparatus |
| CN203971028U (en) * | 2014-06-06 | 2014-12-03 | 谷天行 | A kind of dismountable automatic decanting infusion apparatus device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106421967A (en) * | 2016-10-27 | 2017-02-22 | 浙江理工大学 | Infusion system achieving automatic bottle replacing |
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| CN103990200B (en) | 2016-06-29 |
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