CN205832172U - Dispensing system for powder pin bottle - Google Patents

Abstract

The utility model discloses a kind of dispensing system for powder pin bottle, including transfusion bag pin and powder pin bottle pin, transfusion bag pin is to include through hole one and the Two-hole needle of through hole two, powder pin bottle pin is to include through hole three and the Two-hole needle of through hole four, connect conduit one between through hole one and through hole three, between through hole two and through hole four, connect conduit two；Conduit one is provided with clamping element and controls clamping element clamping or the control piece unclamped, and conduit two is provided with and fluid can be made to flow to the check valve of through hole two from through hole four.This dispensing system is by arranging clamping element on conduit one, control piece controls clamping element respectively and to the clamping of conduit one or unclamps, on conduit two, check valve is set, coordinate extruding and loosen transfusion bag, the air interior circulation in dispensing system, realizing injecting in powder pin bottle by transfusion bag inner liquid medicine, after having been mixed by medicament, transfusion bag is injected in backflow again；Simple in construction, easy to connect, dispensing efficiency is high, saves time of compounding.

Description

Dispensing system for powder pin bottle

Technical field

This utility model relates to a kind of field of medical device, a kind of dispensing system for powder pin bottle.

Background technology

Powder pin bottle is the small-size glass container for containing medicinal liquid, and its structure includes bottle and bottle head, and be positioned at bottle, The bottleneck of female between bottle head, capacity is generally 1～20ml, is generally used for injection medicinal liquid, and the bottle cap of bottle head is typically adopted Make with rubber, outside rubber, be also arranged with layer of metal aluminium flake seal.

At present, when powder pin bottle is made up a prescription, general hand-held powder pin bottle, use the syringe cylinder being pumped with medicinal liquid in advance Inserting in powder pin bottle, then inside liquid medicine injection, extracts pin, and with hand even powder pin bottle inner liquid medicine, passing through syringe the most again will Powder pin bottle inner liquid medicine pumps out.This method by artificial hand-held powder pin bottle is made up a prescription, in substantial amounts of occasion of making up a prescription, its Labor intensity is higher, and hand-held powder pin bottle inserts a needle into bottle stopper, it may have certain danger, contact pin is incorrect to be easily caused Injury to medical personnel.

Disclose a kind of powder pin bottle dosage for this China Patent Publication No. CN104248513A and check valve-type is joined Medicine mechanism, as shown in figures 1 to 6, this check valve-type makes up a prescription mechanism, including check valve 1, check valve 27, the one of check valve 1 End, one end of check valve 27 connect catheter 1, catheter 29, check valve 1 other end, check valve 27 other end respectively The interface one that is connected on transition container 5, interface two, wherein the flow direction of check valve 1 is to flow to catheter one from transition container 5 8, the flow direction of check valve 27 is to flow to transition container 5 from catheter 29, and the interface three of transition container 5 connects air pump 6；Catheter One 8 ends are provided with syringe needle 1, and catheter 29 end is provided with syringe needle 24.When this mechanism's conducting powder pin bottle 1 that makes up a prescription makes up a prescription, bag Including preparation, then to powder pin bottle 1 and transfusion bag 2 contact pin first 3 and syringe needle 24 respectively, suction transfusion bag 2 inner liquid medicine holds to transition Device 5, injects powder pin bottle 1 by transition container 5 inner liquid medicine, extracts syringe needle 1 and syringe needle 24 simultaneously, exchanges pin position, to powder pin bottle 1 Insert syringe needle 24 and syringe needle 1 with transfusion bag 2 respectively, again powder pin bottle 1 inner liquid medicine be pumped to transition container 5, finally incited somebody to action Cross container 5 inner liquid medicine and inject transfusion bag 2, complete to make up a prescription.

This check valve-type mechanism of making up a prescription has problems in that, completes a wheat-middlings pin bottle 1 and transfusion bag inserts pin respectively First 3 and syringe needle 24, carry out after powder pin bottle 1 medicinal liquid injects, needing to extract syringe needle 1 and syringe needle 24, exchanging pin position, again divide Not Cha Ru powder pin bottle 1 and transfusion bag 2, could by powder pin bottle 1 inner liquid medicine suck transfusion bag 2.When twice plug syringe needle, not only grasp Bother, add time of compounding, have impact on dispensing efficiency, and plug and be repeatedly likely to result in two syringe needles by powder pin bottle 1, defeated Liquid bag 2 inner liquid medicine sprays out and causes waste, and the amount of making up a prescription is inaccurate, if even syringe needle is easily made by syringe needle plug loose contact Becoming to damage needs midway to change, and improves the cost that makes up a prescription.

Utility model content

Utility model purpose of the present utility model is: carried out by this check valve-type dispensing system in prior art When powder pin bottle makes up a prescription, need twice or repeatedly plug syringe needle, not only troublesome poeration, adding time of compounding, have impact on effect of making up a prescription Rate, and easily medicine spray liquid, cause waste, and the amount of making up a prescription is inaccurate, even damages syringe needle and improves the problem of the cost that makes up a prescription, A kind of dispensing system for powder pin bottle, and the dosage of this dispensing system are provided.

To achieve these goals, the technical solution adopted in the utility model is:

A kind of dispensing system for powder pin bottle, including transfusion bag pin and powder pin bottle pin, described transfusion bag pin is for including leading to Hole one and the Two-hole needle of through hole two, described powder pin bottle pin is to include through hole three and the Two-hole needle of through hole four, and described through hole one is with logical Connect conduit one between hole three, between described through hole two and through hole four, connect conduit two；Described conduit one be provided with clamping element with And controlling the clamping of described clamping element or the control piece unclamped, described conduit two is provided with and fluid can be made from described through hole four flow direction The check valve of described through hole two.

This is used for the dispensing system of powder pin bottle, transfusion bag pin and powder pin bottle pin and is Two-hole needle, and is mutually coupled, respectively Conduit one and conduit two, wherein arrange clamping element, and control the clamping element clamping to conduit one by control piece on conduit one Or unclamp, conduit two arranges check valve, the direction of check valve is that can only to make the fluid flow direction in conduit two be from through hole Four flow to through hole two；This dispensing system is directly connected to transfusion bag and powder pin bottle, during making up a prescription, is not required to again extract transfusion Bag pin and powder pin bottle pin, or exchange transfusion bag and powder pin bottle station, it is possible to disposable connection transfusion bag and powder pin bottle.During operation, First keep handstand transfusion bag and upright powder pin bottle, extrude transfusion bag, owing to the direction of conduit two is to flow to through hole from through hole four Two, therefore it is at clamping element and unclamps conduit for the moment, conduit one is in unobstructed state, and in transfusion bag, medicinal liquid is passed through by air positive pressure Confection in powder pin bottle is injected by conduit one；Then loosen transfusion bag, control clamping element clamping now by control piece and lead Guan Yi, now owing to being injected with medicinal liquid in powder pin bottle, the atmospheric pressure in powder pin bottle increases, the sky of the both sides through hole four of conduit two Atmospheric pressure is more than the air pressure of through hole two, and air is then back to transfusion bag by conduit two；Extruding is repeated several times and loosens defeated Liquid bag, until being sufficiently mixed powder pin bottle medicament uniformly；Then whole transfusion bag and powder pin bottle can be overturn, i.e. keep handstand powder Pin bottle and upright transfusion bag, and keep transfusion bag pin and transfusion bag air contact；The most alternately extrude and loosen transfusion bag, when squeezing During pressure infuser bag, now control piece does not works, and clamping element is in and unclamps conduit one state, and in transfusion bag, air is entered by conduit one Entering powder pin bottle, then pine pressure infuser bag, control clamping element clamping conduit one now by control piece, in powder pin bottle, air positive pressure is by medicine Liquid is back to transfusion bag by conduit two, is repeated several times and alternately extrudes and loosen transfusion bag, until powder pin bottle inner liquid medicine all returns It flow to transfusion bag.Therefore, this dispensing system, by arranging clamping element on conduit one, conduit two is arranged there is one-way flow Check valve, and control clamping element respectively or unclamp the clamping of conduit one by control piece, coordinate extruding and loosen transfusion Bag, the air interior circulation in dispensing system, transfusion bag inner liquid medicine is injected powder pin bottle, and further medicament in powder pin bottle is mixed After conjunction, transfusion bag is injected in the backflow of its medicinal liquid；This dispensing system simple in construction, easy to connect, dispensing efficiency is high；Make up a prescription After, it is only necessary to change transfusion bag pin, powder pin bottle pin, conduit one and conduit two, save time of compounding.

Preferably, this dispensing system also includes the rotary part that can be rotated by whole dispensing system.

This dispensing system can also pass through a rotary part, it is achieved transfusion bag and the integral-rotation of powder pin bottle, Ji Keshi Existing transfusion bag is stood upside down, the upright state of powder pin bottle, or transfusion bag is upright, powder pin bottle handstand state, it is simple to extruding transfusion bag is by medicine Liquid injects powder pin bottle, or injects air into powder pin bottle and make powder pin bottle liquid medicine be back to transfusion bag.

It is further preferred that described rotary part includes the gripper shoe for fixing whole dispensing system, described gripper shoe Drive can rotate in perpendicular by motor.

This rotary part by a gripper shoe by all parts of dispensing system, including transfusion bag pin and transfusion bag, powder Pin bottle pin and powder pin bottle, four conduits, two check valves are each attached in gripper shoe, and machine shaft connects gripper shoe, and motor revolves Turning and drive gripper shoe to make the parts of whole dispensing system that 180 degree of both forward and reverse directions upsets all to occur, reliability is higher.

Preferably, described transfusion bag pin is easy to the chuck one of clamping or/and chuck two or/and powder pin bottle pin is provided with, just It is capable of automatization's plug transfusion bag pin and powder pin bottle pin in adaptive clamping device.

Preferably, this dispensing system also includes the extruder member of squeezable transfusion bag, and this extruder member is capable of this and joins Medicine system is the automatic extruding to transfusion bag medicinal liquid during making up a prescription, and enables medicinal liquid to enter conduit one and conduit two smoothly, Rear injection powder pin bottle.

Preferably, described extruder member includes connecting on fixing link plate, described link plate have rear plate and front plate, Being fixed with guide rail and motor on described link plate, described machine shaft connects the screw mandrel arranged with described guide rail parallel, described fore-clamp Plate passes described guide rail and screw mandrel；Transfusion bag is located between described front plate and rear plate, screw mandrel rotation described in described driven by motor Turn, the most described rear plate of described front plate closer or far from, to transfusion bag realize extruding or pine pressure.

Preferably, described control piece and control piece two connect power source drive device by logic switch, i.e. work as logic switch When connecting described control piece, power source drive device drives described control piece to control clamping element and is clamped by conduit one.

Preferably, the direction of described conduit two internal check valve can be replaced that fluid can be made to flow to from described through hole two is described Through hole four.

When the check valve direction in conduit two be in make fluid flow to through hole four from through hole two time, coordinate conduit one and folder When tight part uses, when transfusion bag inner liquid medicine or gas extrusion being injected in powder pin bottle, control piece controls clamping element by conduit one Clamping；When in powder pin bottle, gas or medicinal liquid malleation are back to transfusion bag, then control piece solves the control to clamping element, conduit one Being in releasing orientation, in powder pin bottle, gas or medicinal liquid inject transfusion bag the most smoothly.

Preferably, described transfusion bag pin is identical with powder pin bottle needle construction.

The transfusion bag pin of this dispensing system is identical with powder pin bottle needle construction, i.e. transfusion bag pin and the structure of powder pin bottle pin, big Little and purposes can be with intercommunication, and two pins that i.e. dispensing system includes, each pin all can be inserted into transfusion bag or powder pin bottle, regardless of side To, improve the convenience that dispensing system uses.

Preferably, transfusion bag pin, powder pin bottle pin, conduit one, conduit two and check valve are formed in one structure.

Owing to transfusion bag pin, powder pin bottle pin, conduit one, conduit two and check valve are for connecting into an overall structure, make up a prescription After completing, this structure is easy to disposably carry out integral replacing, it is possible to save replacing construction.

This is used for the dispensing system of powder pin bottle in use, and its dosage comprises the following steps:

Step one, preparation, will insert transfusion bag by described transfusion bag pin, described powder pin bottle pin inserts powder pin bottle, now Transfusion bag keeps bottleneck handstand state down, and powder pin bottle is in bottleneck upright state upward, and described transfusion bag pin is protected Hold contact transfusion bag inner liquid medicine state；

Step 2, medicinal liquid is injected powder pin bottle, i.e. uses extruding transfusion bag several times and loosen the do action of transfusion bag, Described transfusion bag inner liquid medicine flows into powder pin bottle by described conduit one, concrete, when extruding transfusion bag, and is controlled by control piece Clamping element loosens the clamping to conduit one, and conduit one is in unobstructed state, and in transfusion bag, medicinal liquid is passed through by leading by air positive pressure Pipe one injects confection in powder pin bottle；Then loosen transfusion bag, control clamping element clamping conduit one now by control piece, by Being injected with medicinal liquid in powder pin bottle, under the air positive pressure effect in powder pin bottle, air is back to transfusion bag by conduit two；Repeatedly Repeat extruding and loosen transfusion bag, until powder pin bottle medicament is sufficiently mixed uniformly；

Step 3, upset transfusion bag and powder pin bottle, will overturn transfusion bag and make its bottleneck be upright state upward, upset Powder pin bottle makes its bottleneck be handstand state down, and described transfusion bag pin is adjusted to air shape in needle point contact transfusion bag State；

Step 4, extruding and loosen transfusion bag several times, the most every time during extruding transfusion bag, the air in transfusion bag enters institute State conduit one and flow into powder pin bottle；When extruding transfusion bag, and loosen the clamping to conduit one by control piece control clamping element, this Time conduit one be in unobstructed state, in transfusion bag, air enters powder pin bottle by conduit one, then pine pressure infuser bag, now by control Product controls clamping element clamping conduit one, and now in powder pin bottle, medicinal liquid is back to transfusion bag by conduit two by air positive pressure, many Secondary repetition alternately extrudes and loosens transfusion bag, until powder pin bottle inner liquid medicine is all injected in transfusion bag；

Step 5, take off powder pin bottle and transfusion bag, complete to make up a prescription.

Use that the method carries out making up a prescription again whole during, be not required to again extract transfusion bag pin and powder pin bottle pin, Or exchange transfusion bag and powder pin bottle station, it is possible to realize disposable connection transfusion bag and powder pin bottle, and make transfusion bag inner liquid medicine suitable Profit injects powder pin bottle, and dosage is simple, and easy to operate, operation of making up a prescription is simplified, and substantially increases dispensing efficiency, and It also avoid the loss of medicinal liquid during making up a prescription to spray out.

Step 2 and step 3 are repeated several times, until space is completely filled with medicinal liquid in powder pin bottle bottle.

This repetition step 2, is to repeatedly inject transfusion bag inner liquid medicine in powder pin bottle, can try one's best all or thoroughly Fully dissolve medicament in powder pin bottle, it is simple to it fully enters in transfusion bag.

Above-mentioned steps two is or/and the persistent period of extruding transfusion bag is 0.5-2s in step 4 every time.

Above-mentioned steps two or step 4 are when extruding transfusion bag every time, or step 2 and step 4 are extruding transfusion During bag, it is 0.5-2s that the time all controls at extruding infusion durations, extrudes transfusion bag and loosens transfusion bag alternately, the most just The flowing velocity of circulation in air is in four conduits, improves dispensing efficiency.

Each persistent period of extruding transfusion bag and when every time loosening transfusion bag lasting in above-mentioned steps two and step 4 Between equal, be 1-2s, it is simple to extruder member with identical frequency to transfusion bag extruding or pine pressure, improve make up a prescription during steady Qualitative.

In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:

1, the dispensing system for powder pin bottle described in the utility model, by arranging clamping element, by control on conduit one Product controls the clamping of clamping element respectively or unclamps, and conduit two arranges check valve, coordinates extruding and loosens transfusion bag, and air exists Interior circulation in dispensing system, by transfusion bag inner liquid medicine inject powder pin bottle, and further by powder pin bottle medicament mixing after, Transfusion bag is injected in the backflow of its medicinal liquid；This dispensing system simple in construction, easy to connect, dispensing efficiency is high；After having made up a prescription, it is only necessary to Change transfusion bag pin, powder pin bottle pin, conduit one and conduit two, save time of compounding；

2, the dispensing system for powder pin bottle described in the utility model, wherein the control piece of conduit one is to pass through logic switch Connect power source drive device, concrete when extruding transfusion bag, when logic switch disconnects control piece, clamping element to conduit one at In pine pressure condition, it is simple to transfusion bag inner liquid medicine or gas flow into powder pin bottle；When pine pressure infuser bag, logic switch conducting controls Part, power source drive device drives control piece to control clamping element clamping, now in powder pin bottle under air positive pressure effect, air or medicine Liquid is back to transfusion bag by conduit two；Logic switch is connected control piece and is controlled the clamping to clamping element or unclamp, controlling party The most reliable；

3, dispensing system described in the utility model also includes the extruder member of squeezable transfusion bag, this extruder member energy Enough realize the automatic extruding to transfusion bag medicinal liquid during this dispensing system makes up a prescription, enable medicinal liquid to enter conduit one smoothly and to lead Pipe two, finally injects powder pin bottle, improves automatization's dispensing efficiency；

4, the transfusion bag pin of the dispensing system for powder pin bottle described in the utility model is identical with powder pin bottle needle construction, its position Put and can exchange, i.e. structure, size and the purposes of transfusion bag pin and powder pin bottle pin can be with intercommunication, i.e. include two of dispensing system Pin, each pin all can be inserted into transfusion bag or powder pin bottle, regardless of direction, improves the convenience that dispensing system uses；

5, a kind of dispensing system for powder pin bottle described in the utility model, wherein transfusion bag pin, powder pin bottle pin, conduit One and conduit two for connecting into an overall structure, after having made up a prescription, this structure can disposably carry out integral replacing, it is possible to joint About replacing construction.

Accompanying drawing illustrates:

Fig. 1 is that in prior art, check valve-type dispensing system insertion powder pin bottle and transfusion bag prepare the schematic diagram made up a prescription；

Fig. 2 is the schematic diagram that in prior art, transfusion bag herb liquid is injected powder pin bottle by dispensing system by negative pressure；

Fig. 3 is that prior art dispensing system extracts syringe needle one, the schematic diagram of syringe needle two respectively from powder pin bottle and transfusion bag；

Fig. 4 is prior art dispensing system exchange powder pin bottle and the schematic diagram of transfusion bag pin position；

Fig. 5 is that prior art passes through negative pressure by schematic diagram during powder pin bottle inner liquid medicine suction transition container；

Fig. 6 is that prior art passes through malleation by schematic diagram during transition container medicinal liquid injection transfusion bag；

Fig. 7 is the structural representation of the dispensing system for powder pin bottle described in the utility model；

Fig. 8 is the double-pore structure schematic diagram of transfusion bag pin in Fig. 7；

Fig. 9 is the double-pore structure schematic diagram of powder pin bottle pin in Fig. 7；

Figure 10 is the schematic diagram that the dispensing system for powder pin bottle described in the utility model prepares when making up a prescription；

Figure 11 is to extrude schematic diagram when medicinal liquid is injected powder pin bottle by transfusion bag in Figure 10 first；

Figure 12 is repeatedly to extrude and loosen schematic diagram when medicinal liquid after transfusion bag injects powder pin bottle in Figure 11；

Figure 13 is by schematic diagram during whole dispensing system rotation turnback by rotary part；

Medicinal liquid is refluxed in transfusion bag by Figure 14 for again extruding and loosening in transfusion bag gas enters powder pin bottle generation malleation Schematic diagram；

Figure 15 recovers initial position for rotating dispensing system after completing powder pin bottle liquid medicine input input bag and extracts powder pin bottle Bag schematic diagram；

Figure 16 is the extruder member described in the utility model structural representation when being arranged on extruder member；

Figure 17 is the side view of Figure 16.

Labelling in Fig. 1-6:

1, powder pin bottle, 2, transfusion bag, 3, syringe needle one, 4, syringe needle two, 5, transition container, 6, check valve one, 7, check valve two, 8, catheter one, 9, catheter two；

Labelling in Fig. 7-17:

1, transfusion bag, 2, powder pin bottle, 3, transfusion bag pin, 31, through hole one, 32, through hole two, 33, chuck one, 4, powder pin bottle Pin, 41, through hole three, 42, through hole four, 43, chuck two, 5, extruder member, 51, front plate, 52, rear plate, 53, screw mandrel, 54, lead Rail, 55, motor, 56, link plate, 6, gripper shoe, 7, control piece, 8, check valve, 9, conduit one, 10, conduit two, 11, clamping element.

Detailed description of the invention

Below in conjunction with the accompanying drawings, this utility model is described in detail.

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain this Utility model, is not used to limit this utility model.

Embodiment 1

As Figure 7-9, including transfusion bag pin 3 and powder pin bottle pin 4, wherein transfusion bag pin 3 is for including through hole 1 and leading to The Two-hole needle in hole 2 32, powder pin bottle pin 4 be include through hole 3 41 and the Two-hole needle of through hole 4 42, through hole 1 and through hole 3 41 it Between connect conduit 1, between through hole 2 32 and through hole 4 42 connect conduit 2 10；Wherein conduit 1 be provided with clamping element 11 with And control the control piece 7 that clamping element 11 clamps or unclamps, wherein conduit 2 10 is provided with and fluid can be made to flow to from through hole 4 42 The check valve 8 of through hole 2 32, as in Fig. 7, dotted arrow show the direction of check valve.This clamping element 11 can be selected for the machine commonly used Tool clip, is placed on the outside of conduit 1, realizes damming during clamping, and when unclamping, in conduit 1, fluid realizes conducting.

Above-mentioned dispensing system also includes can by powder pin bottle pin 4 together with powder pin bottle 2 entirety perpendicular upset Rotary part, such as Figure 16, shown in 17, wherein the structure of this rotary part includes gripper shoe 6, does not shows motor and rotating shaft in figure Structure, all parts of dispensing system, including transfusion bag pin 3 and transfusion bag 1, powder pin bottle pin 4 and powder pin bottle 2, four conduits and Two check valves are each attached in gripper shoe 6, and machine shaft connects gripper shoe, and motor rotarily drives gripper shoe 6 and makes whole making up a prescription All there are 180 degree of both forward and reverse directions upsets in the parts of system, can realize respectively revolving the powder pin bottle 2 having been injected into medicinal liquid from forward Turning and stand upside down, from standing upside down, the transfusion bag 1 of initial position can be rotated position forward, powder pin bottle pin 4 inserts powder pin bottle 2 bottle cap position simultaneously Put, it is simple to more fully thoroughly powder pin bottle 2 inner liquid medicine all being injected transfusion bag 1, to improve dispensing efficiency, reliability is relatively High.

Above-mentioned dispensing system also includes the extruder member 5 of squeezable transfusion bag, and such as Figure 16, shown in 17, this extruder member 5 wraps Include for fixing link plate 56 on the spinning device, link plate 56 connects and has rear plate 51, link plate 56 is fixed with guide rail 54 He Motor 55, the rotating shaft connection of motor 55 and screw mandrel 53, screw mandrel 53 be arranged in parallel with guide rail 54, and front plate 52 is through guide rail 54 and silk Bar 53, and parallel with rear plate 51；Transfusion bag 1 is then located between front plate 52 and rear plate 51, and motor 55 drives screw mandrel 53 Rotate, front plate 52 then close to each other relative to rear plate 51 or away from, to transfusion bag 1 realize extruding or pine press, therefore this extruding Parts 5 are capable of the automatic extruding to transfusion bag 1 medicinal liquid or pine pressure during this dispensing system makes up a prescription, and enable medicinal liquid smooth Enter conduit 1 and conduit 2 10, finally inject powder pin bottle 2.

In order to transfusion bag pin 3 and powder pin bottle pin 4 are easy to clamping, it is achieved automatization makes up a prescription, at transfusion bag pin 3 and powder pin bottle pin Chuck 1 and chuck 2 43 it is equipped with, it is simple to adaptive clamping device is capable of automatization's plug transfusion bag pin 3 and powder on 4 Pin bottle pin 4.

Above-mentioned control piece 7 can connect power source drive device by logic switch, i.e. when extruding transfusion bag 1, and logic When switching off control piece, clamping element 11 is in pine pressure condition to conduit 1, it is simple to transfusion bag 1 inner liquid medicine or gas flow into powder Pin bottle 2；When pine pressure infuser bag 1, logic switch conducting control piece 7, power source drive device drives control piece 7 to control clamping element 11 Clamping, now in powder pin bottle 2 under air positive pressure effect, air or medicinal liquid are back to transfusion bag 1 by conduit 2 10；Logic is opened Close connect control piece 7 control the clamping to clamping element 11 or unclamp, easy to control reliably.

This is used for the dispensing system of powder pin bottle, transfusion bag pin 3 and powder pin bottle pin 4 and is Two-hole needle, and interconnects mutually Connect conduit 1 and conduit 2 10, clamping element 11 is wherein set on conduit 1, conduit 2 10 arranges check valve 8, and passes through Control piece 7 controls clamping element 11 and to the clamping of conduit 1 or unclamps, and conduit 2 10 arranges check valve 8, the direction of check valve 8 It is to flow to through hole 2 32 from through hole 4 42 for the fluid flow direction in conduit 2 10 can only be made；This dispensing system is directly connected to defeated Liquid bag 1 and powder pin bottle 2, during making up a prescription, be not required to again extract transfusion bag pin 3 and powder pin bottle pin 4, or exchange transfusion bag 1 With powder pin bottle 2 station, it is possible to disposable connection transfusion bag 1 and powder pin bottle 2.During operation, first keep handstand transfusion bag 1 and upright Powder pin bottle 2, extrudes transfusion bag 1, owing to the direction of conduit 2 10 is to flow to through hole 2 32, therefore at clamping element 11 from through hole 4 42 Being in when unclamping conduit 1, conduit 1 is in unobstructed state, in transfusion bag 1 air positive pressure by medicinal liquid by by conduit 1 Inject confection in powder pin bottle 2；Then loosen transfusion bag 1, control clamping element 11 now by control piece 7 and clamp conduit 1, Now owing to being injected with medicinal liquid in powder pin bottle 2, the atmospheric pressure in powder pin bottle 2 increases, the both sides through hole 4 42 of conduit 2 10 Air pressure is more than the air pressure of through hole 2 32, and air is then back to transfusion bag 1 by conduit 2 42；Be repeated several times extruding and Loosen transfusion bag 1, until being sufficiently mixed uniformly by powder pin bottle 2 medicament；Then whole transfusion bag 1 and powder pin bottle 2 can be overturn, i.e. Keep handstand powder pin bottle 2 and upright transfusion bag 1, and keep transfusion bag pin 3 and transfusion bag 1 air contact；Again alternately extruding and Loosening transfusion bag 1, when extruding transfusion bag 1, now control piece 7 does not works, and clamping element 11 is in conduit 1 state of unclamping, defeated In liquid bag 1, air enters powder pin bottle 2, then pine pressure infuser bag 1 by conduit 1, controls clamping element 11 now by control piece 7 and presss from both sides Tight conduit 1, in powder pin bottle 2, medicinal liquid is back to transfusion bag 1 by conduit 2 10 by air positive pressure, be repeated several times alternately extruding and Loosen transfusion bag 1, until powder pin bottle 2 inner liquid medicine is all back to transfusion bag 1.

Therefore, use this dispensing system, by arranging clamping element 11 on conduit 1, conduit 2 10 is arranged there is list To the check valve 8 of flowing, and controls clamping element 11 respectively or unclamp the clamping of conduit 1 by control piece 7, coordinate and extrude With loosen transfusion bag 1, the air interior circulation in dispensing system, transfusion bag 1 inner liquid medicine is injected powder pin bottle, and further by powder In pin bottle 2 after medicament mixing, transfusion bag 1 is injected in the backflow of its medicinal liquid；This dispensing system simple in construction, easy to connect, make up a prescription Efficiency is high；After having made up a prescription, it is only necessary to change transfusion bag pin 3, powder pin bottle pin 4, conduit 1 and conduit 2 10, when saving is made up a prescription Between.

The transfusion bag pin 3 of this dispensing system is identical with the structure of powder pin bottle pin 4, is equivalent to transfusion bag pin 3 and powder pin bottle pin 4 Structure, size is identical and purposes can be with intercommunication, two pins that i.e. dispensing system includes, each pin all can be inserted into transfusion bag 1 Or powder pin bottle 2, can be replaced regardless of direction, the i.e. direction of conduit 2 10 internal check valve 8 and fluid can be made to flow to from through hole 2 32 Through hole 4 42, when check valve 8 direction in conduit 2 10 be in make fluid flow to through hole 4 42 from through hole 2 32 time, lead in cooperation When pipe 1 and clamping element 11 use, when transfusion bag 1 inner liquid medicine or gas extrusion being injected in powder pin bottle 2, control piece 7 controls Conduit 1 is clamped by clamping element 11；When in powder pin bottle 2, gas or medicinal liquid malleation are back to transfusion bag 1, then control piece 7 solves Control to clamping element 11, conduit 1 is in releasing orientation, and in powder pin bottle 2, gas or medicinal liquid inject transfusion bag 1 the most smoothly, The adaptive object of two pins need not be paid special attention to when making up a prescription, improve the convenience that dispensing system uses.

It addition, transfusion bag pin 3, powder pin bottle pin 4, conduit 1 and conduit 2 10 are for connecting into an overall structure, this one The meaning of formula structure is the parts being connected with each other for all parts, during use, it is only necessary to by transfusion bag pin 3 Inserting input bag 1, powder pin bottle pin 4 inserts powder pin bottle 2, is not required to complete such as conduit 1, conduit 2 10 and transfusion bag again The connection of pin 3 can directly be made up a prescription use.This structure can disposably carry out integral replacing, it is possible to saves replacing construction.

Embodiment 2

This utility model additionally provides the dosage of a kind of dispensing system for powder pin bottle, including above-mentioned for powder The dispensing system of pin bottle, its dosage comprises the following steps:

Step one, preparation, as shown in Figure 10, will insert transfusion bag 1 by transfusion bag pin 3, powder pin bottle pin 4 is inserted powder pin bottle 2, now transfusion bag 1 keeps bottleneck handstand state down, powder pin bottle 2 to be in bottleneck upright state upward, and transfusion bag Pin 3 keeps contact transfusion bag 1 inner liquid medicine state；

Step 2, medicinal liquid is injected powder pin bottle 2, as shown in Figure 11,12, i.e. use extruding transfusion bag 1 and loosen transfusion bag 1 The do action extruding and loosening transfusion bag 1 at least one times, transfusion bag 1 inner liquid medicine by conduit 1 flow into powder pin bottle 2, tool Body, when extruding transfusion bag 1, and control clamping element 11 loosen the clamping to conduit 1 by control piece 7, conduit 1 is in logical Smooth state, in transfusion bag 1 air positive pressure by medicinal liquid by injecting confection in powder pin bottle 2 by conduit 1；Then loosen defeated Liquid bag 1, controls clamping element 11 now by control piece 7 and clamps conduit 1, owing to being injected with medicinal liquid, powder pin bottle 2 in powder pin bottle 2 Under interior air positive pressure effect, air is back to transfusion bag 1 by conduit 2 10；Extruding is repeated several times and loosens transfusion bag 1, directly It is sufficiently mixed uniformly to by powder pin bottle 2 medicament；

Step 3, upset transfusion bag 1 and powder pin bottle 2, as shown in figure 13, will overturn transfusion bag 1 and make its bottleneck for upward Upright state, upset 2 bottles of powder pin make its bottleneck be handstand state down, and transfusion bag pin 3 is adjusted to needle point contact Air condition in transfusion bag 1；

Step 4, extrude and loosen transfusion bag 1 several times, as shown in figure 14, the most every time during extruding transfusion bag 1, transfusion bag 1 Interior air enters conduit 1 and flows into powder pin bottle 2；When extruding transfusion bag 1, and control clamping element 11 loosen by control piece 7 Clamping to conduit 1, now conduit 1 is in unobstructed state, and in transfusion bag 1, air enters powder pin bottle by conduit 1, then Pine pressure infuser bag 1, controls clamping element 11 now by control piece 7 and clamps conduit 1, now in powder pin bottle 2 air positive pressure by medicine Liquid is back to transfusion bag 1 by conduit 2 10, is repeated several times and alternately extrudes and loosen transfusion bag 1, until powder pin bottle 2 inner liquid medicine is complete Portion is injected in transfusion bag 1；

Step 5, take off powder pin bottle 2 and transfusion bag 1, complete to make up a prescription, as shown in figure 15.

In above-mentioned Figure 10-15, dotted arrow is the direction of check valve, and solid arrow is the direction of fluid flowing.

In order to dissolve all or thoroughly medicament in powder pin bottle 2 so that it is fully enter in transfusion bag 1 repeatedly to powder pin bottle Injecting transfusion bag 1 inner liquid medicine in 2, repeatable step 2 and step 4, until being completely dissolved and input defeated by medicament in powder pin bottle 2 In liquid bag 1, it is simple to it fully enters in transfusion bag.

In above-mentioned steps two and step 4, the persistent period of extruding transfusion bag 1 is 0.5-2s every time, loosens transfusion every time The persistent period of bag 1 is 0.5-3s, extrudes transfusion bag 1 and loosens transfusion bag 1 alternately, accelerating four conduit inner liquid medicines or sky The flowing velocity of circulation in gas, improves dispensing efficiency.In step 2 and step 4, extrude transfusion bag 1 it addition, use every time Persistent period and to loosen persistent period of transfusion bag 1 equal every time, it is 1-2s, it is simple to extruder member 5 is with identical frequency pair Transfusion bag 1 extrudes or pine pressure, improves the stability during making up a prescription.

The dosage of this integral type dispensing system, by extruding and loosening transfusion bag 1, in air is in dispensing system Circulation, just can by transfusion bag 1 inner liquid medicine inject powder pin bottle 2, and further by powder pin bottle 2 medicament mixing after, its medicinal liquid Transfusion bag 1 is injected in backflow；Use that the method carries out making up a prescription again whole during, be not required to again extract transfusion bag pin 3 He Powder pin bottle pin 4, or exchange transfusion bag 1 and powder pin bottle 2 station, it is possible to realize disposable connection transfusion bag 1 and powder pin bottle 2, and make Transfusion bag 1 inner liquid medicine injects powder pin bottle 2 smoothly, and dosage is simple, and easy to operate, operation of making up a prescription is simplified, and significantly carries High dispensing efficiency, and it also avoid make up a prescription during the loss of medicinal liquid spray out.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model Protection domain within.

Claims (8)

1., for a dispensing system for powder pin bottle, including transfusion bag pin (3) and powder pin bottle pin (4), described transfusion bag pin (3) is Including through hole one (31) and the Two-hole needle of through hole two (32), described powder pin bottle pin (4) is for including through hole three (41) and through hole four (42) Two-hole needle, it is characterised in that connect conduit one (9), described through hole between described through hole one (31) and through hole three (41) Conduit two (10) is connected between two (32) and through hole four (42)；Described conduit one (9) is provided with clamping element (11) and controls institute Stating the control piece (7) that clamping element (11) clamps or unclamps, described conduit two (10) is provided with and fluid can be made from described through hole four (42) check valve (8) of described through hole two (32) is flowed to.

Dispensing system for powder pin bottle the most according to claim 1, it is characterised in that also include can be by whole making up a prescription The rotary part that system rotates.

Dispensing system for powder pin bottle the most according to claim 2, it is characterised in that described rotary part include for The gripper shoe (6) of fixing whole dispensing system, described gripper shoe (6) is driven can be rotated in perpendicular by motor.

4. according to the arbitrary described dispensing system for powder pin bottle of claim 1-3, it is characterised in that also include squeezable defeated The extruder member (5) of liquid bag (1).

Dispensing system for powder pin bottle the most according to claim 4, it is characterised in that described extruder member (5) includes For fixing link plate (56), the upper connection of described link plate (56) has rear plate (51) and front plate (52), on described link plate (56) Being fixed with guide rail (54) and motor (55), described motor (55) rotating shaft connects the screw mandrel be arrangeding in parallel with described guide rail (54) (53), described front plate (52) passes described guide rail (54) and screw mandrel (53)；Transfusion bag (1) be located at described front plate (52) and after Between clamping plate (51), described motor (55) drives described screw mandrel (53) to rotate, described front plate (52) the most described rear plate (51) closer or far from, to transfusion bag (1) realize extruding or pine pressure.

Dispensing system for powder pin bottle the most according to claim 4, it is characterised in that described control piece (7) is by patrolling Collecting switch and connect power source drive device, i.e. when described control piece (7) connected by logic switch, power source drive device drives described control Product (7) controls clamping element (11) and is clamped by conduit one (9).

Dispensing system for powder pin bottle the most according to claim 1, it is characterised in that unidirectional in described conduit two (10) The direction of valve (8) can be replaced and fluid can be made to flow to described through hole four (42) from described through hole two (32).

Dispensing system for powder pin bottle the most according to claim 1, it is characterised in that transfusion bag pin (3), powder pin bottle pin (4), conduit one (9), conduit two (10) and check valve (8) are formed in one structure.