CN201123936Y

CN201123936Y - Disposable transfusion system

Info

Publication number: CN201123936Y
Application number: CNU2007201777747U
Authority: CN
Inventors: 张静明
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-16
Filing date: 2007-09-16
Publication date: 2008-10-01
Anticipated expiration: 2017-09-16

Abstract

The utility model discloses a disposable infusion set, in particular relating to a disposable gravity and pressure dual-purpose infusion set which mainly comprises a bottle cap puncture outfit, a drip chamber, a flow regulator, an air filter, a liquid medicine filter, a venous puncture needle and connecting pipelines, wherein, two axial through holes which are parallel to each other and are not communicated with each other are arranged in the bottle cap puncture outfit, one end of the two through holes is a pointed end of the bottle cap puncture outfit while one hole at the other end is connected with a pipeline which is communicated with the drip chamber and the venous puncture needle and the other hole at the other end is connected with a pipeline communicated with the air filter. The utility model is characterized in that: tough inner tubes (16, 21) are arranged, and both ends of the inner tubes can be closely jointed with a liquid hole (2) and an air hole (11) of the pointed end of the bottle cap puncture outfit (9) and can also be freely inserted into and pulled out of the liquid hole (2) and the air hole (11); and an airbag (15) that a front taper head (26) can be closely jointed with a tapered mouth (12) and can also be freely inserted into and pulled out of the tapered mouth (12) is arranged.

Description

Disposable transfusion device

Affiliated technical field

The present invention relates to a kind of disposable transfusion device, particularly disposable gravity, the dual-purpose transfusion device of pressure.

Background technology

Existing disposable gravity transfusion device mainly is made of bottle plug puncture unit, dropping funnel, flow regulator, air filter, liquid medicine filter, venipuncture needle and connecting line, be shaped on two parallel to each other, not connected axially extending bores in the bottle plug puncture unit, two through hole one end is the tip of bottle plug puncture unit, one hole of the other end is connected with the pipeline that leads to dropping funnel and venipuncture needle, and another hole is connected with the pipeline that leads to air filter.During transfusion, earlier bottle plug puncture unit is inserted in the bottle stopper, again reservoir (bag) mouth down is hung upside down in eminence, by action of gravity infuse (promptly height hangs upside down infusion model).Disposable gravity transfusion device exists restriction and is passed the shortcoming that medicinal liquid easily polluted, was not suitable for occasions such as field, competition field, battlefield by transfusion person's freedom of action, air.For remedying these shortcomings, people have invented novel transfusion devices such as backpack, electronic type, artificial pressure formula, do not carry but these novel transfusion devices are not big and heave inconvenience, and costing an arm and a leg exactly is difficult to bear, and cost performance is generally on the low side, and most consumers do not welcome.

Summary of the invention

The purpose of this invention is to provide a kind of disposable gravity, the dual-purpose transfusion device of pressure, use disposable gravity, the dual-purpose transfusion device of pressure, can be obtained free rein by transfusion person, air does not pass medicinal liquid, medicinal liquid is difficult for contaminated, disposable gravity, the dual-purpose transfusion device of pressure both be applicable to all occasions that existing disposable gravity transfusion device is suitable for, and were applicable to the existing inapplicable following occasion of disposable gravity transfusion device again: have dinner, do shopping, handle official business, march, take a walk, go to toilet; Short, narrow occasions such as battlefield blindage; The occasion that nothings such as battlefield, competition field, wild country, journey are hung utensil; On the stretcher in the motion; In the ambulance that goes at express speed; In operation, the car that jolts, ship, the aircraft; Occasions such as the battlefield of air severe contamination, disaster area.The volume of disposable gravity, the dual-purpose transfusion device of pressure, weight are similar to disposable gravity transfusion device, and integrated cost is equal to or less than, performance is better than existing disposable gravity transfusion device; Integrated cost is significantly less than performance novel transfusion device similarly, and cost performance is higher than existing various similar disposable transfusion devices.

The present invention is achieved in that a kind of disposable transfusion device, particularly disposable gravity, the dual-purpose transfusion device of pressure, it is by bottle plug puncture unit, dropping funnel, flow regulator, air filter, liquid medicine filter, venipuncture needle and connecting line constitute, be shaped on parallel to each other in the bottle plug puncture unit, two not connected axially extending bores, two through hole one end is the tip of bottle plug puncture unit, one hole of the other end is connected with the pipeline that leads to dropping funnel and venipuncture needle, another hole is connected with the pipeline that leads to air filter, it is characterized in that: the liquid hole that is shaped on two ends and bottle plug puncture unit tip, but pore is fluid-tight engagement but also can insert arbitrarily not only, pull out liquid outlet, pipe in pore tough and tensile, but not only fluid-tight engagement but also can insert arbitrarily of conehead and awl mouthful before being shaped on, extract the air bag of awl mouth.

Such disposable transfusion device, (referring to down in height reversal of the natural order of things mode reservoir, bag mouth, hang on by transfusion person top eminence, when the mode by the action of gravity transfusion) infusing, only need interior Guan Yiduan is inserted pore, will insert in the bottle stopper with the bottle plug puncture unit of interior pipe again, liquid level in the high bottle outlet of the pipe other end in making, just can realize that air does not pass medicinal liquid, be difficult for polluting.(referring in low upright mode reservoir, bag mouth up, stand up equal-height position or below in quilt transfusion person, when the mode by artificial pressure effect transfusion) infusing, only need interior Guan Yiduan is inserted liquid-entering hole, to insert with the bottle plug puncture unit of interior pipe in the bottle stopper again, lowest part at the bottom of the pipe other end touches bottle in making, pore is higher than a bottle interior liquid level, then conehead before the air bag is closed with boring tight-lipped connecting airtight, extruding gasbag, the bottle inner liquid medicine is under gas pressure, by interior pipe, pipeline, venipuncture needle enters vein, like this, can realize that not only air does not pass medicinal liquid, be difficult for polluting, and, transfusion can not be subjected to conditions such as medicinal liquid bottle height and hanging bottle support, the occasion restriction can be taken the medicinal liquid bottle or be positioned over oneself Anywhere, realizes freely infusing fully.

Further improvement of the present invention is: be shaped on an interior conehead in pore, in the liquid hole, be shaped on an interior conehead, the tail cone head that the tail gas hole is arranged in the tail end of air bag is shaped on, be shaped on the pneumatic die cushion that has the pillow trachea that can closely be connected with air bag tail cone head or arbitrarily insert, extract and pillow plug, be shaped on a pillow plug puncture needle that has pin awl mouthful and can arbitrarily insert, extract the pillow plug.

Like this, it is tightr that interior Guan Keyu pore, liquid hole connect, and the tail cone head of air bag can closely be connected with pneumatic die cushion with pillow plug puncture needle by the pillow trachea, and bottle interior gas is hedged off from the outer world fully, even infuse in the environment of air severe contamination, the bottle inner liquid medicine can be not contaminated yet.

Description of drawings

Fig. 1 is disposable gravity, the dual-purpose transfusion device of pressure " upright " occupation mode sketch map

Fig. 2 is disposable gravity, the dual-purpose transfusion device of pressure " reversal of the natural order of things " occupation mode sketch map

Fig. 3 is bottle plug puncture unit and interior pipe profile

Fig. 4 is disposable gravity, the dual-purpose transfusion device special airbag of pressure sketch map

Fig. 5 is special-purpose pneumatic die cushion of the dual-purpose transfusion device of disposable gravity, pressure and pillow plug puncture needle sketch map

Among the figure 1, pipeline, 2, the liquid hole, 3, dropping funnel, 4, the liquid joint, 5, pipeline, 6, the string bag, 7, the gas joint, 8, bottle stopper, 9, bottle plug puncture unit, 10, pipeline, 11, pore, 12, the awl mouth, 13, plug, 14, air valve, 15, air bag, 16, interior pipe, 17, string bag foot, 18, the tail cone head, 19, reservoir, 20, liquid level, 21, interior pipe, 22, interior conehead, 23, interior conehead, 24, air filter, 25, ring taps, 26, preceding conehead, 27, the tail gas hole, 28, the pillow trachea, 29, duct ligation, 30, the mouth of pipe, 31, pin awl mouth, 32, pillow plug puncture needle, 33, the pillow plug, 34, pneumatic die cushion.

The specific embodiment

The invention will be further described below in conjunction with drawings and Examples.

Accompanying drawing 1 has been described the low upright infusion model of disposable gravity, the dual-purpose transfusion device of pressure, refers to stand up equal-height position or below in quilt transfusion person, by the mode of artificial pressure effect transfusion with reservoir (bag) mouth up.To insert interior pipe [16] on the interior conehead [23] in liquid hole [2] and pass through liquid joint [4] earlier, pipeline [5] passes in bottle stopper [8] the insertion reservoir [19] with the bottle plug puncture unit [9] of dropping funnel [3] UNICOM, and make interior pipe [16] other end touch the lowest part of reservoir [19], preceding conehead [26] with plug [13] front end of air bag [15] is inserted through pipeline [10] again, in the awl mouth [12] of pore [11] UNICOM on gas joint [7] and the bottle plug puncture unit [9], then, close gas check valve [14], extruding gasbag [15], penetrate in the mesopore of high pressure gas the past conehead [26], pass by ring taps [25] and be locked in the interior air filter [24] of awl mouthful [12], pipeline [10], pore [11] on gas joint [7] and the bottle plug puncture unit [9], enter on the interior liquid level of reservoir [19] [20], and to liquid level [20] generation pressure, under this pressure effect, medicinal liquid in the reservoir [19], enter interior pipe [16], and pass bottle plug puncture unit [9], pipeline [5], dropping funnel [3], pipeline [1], after regulating through flow regulator again, medicinal liquid enters vein from venipuncture needle, finishes transfusion.In case of necessity, the tail cone head [18] of the magnetic tape trailer pore [27] of air bag [15] closely is connected with the mouth of pipe [30] of the pillow trachea [28] of the pneumatic die cushion [34] of having opened duct ligation [29], or by closely being connected with the pin awl mouthful [31] of pillow plug puncture needle [32], to rest the head on plug puncture needle [32] again and insert pillow plug [33], realize the tight UNICOM of air bag [15] and pneumatic die cushion [34], like this, air bag [15] is compressed into the gas of reservoir [19], supply with by airtight pneumatic die cushion [34] fully, all units of transfusion device, gas in the parts, liquid is just isolated fully with the outside, even the medicinal liquid in the external environment condition severe contamination, transfusion device can be not contaminated yet.Low upright infusion model with disposable gravity, the dual-purpose transfusion device of pressure, reservoir [19] can be put in the pocket, in the knapsack or the string bag [6] lining, also can be put on the ground since have string bag foot [17] pad every, even ground dirt, reservoir [19] can be not contaminated yet.Low upright infusion model transfusion with disposable gravity, the dual-purpose transfusion device of pressure, action, the place is all unrestricted, can infuse on the limit, have dinner, do shopping, handle official business, march, take a walk, go to toilet in the limit, can be in regular occasion transfusions such as hospitals, also can be in short, narrow occasions such as battlefield blindages, the occasion that nothings such as battlefield, competition field, wild country, journey are hung utensil, on the stretcher in the motion, in the ambulance that goes at express speed, in operation, the car that jolts, ship, the aircraft, the transfusion of occasions such as the battlefield of air severe contamination, disaster area.The volume of disposable gravity, the dual-purpose transfusion device of pressure, weight are suitable with existing disposable gravity transfusion device, disposable gravity transfusion device need be purchased reused hanging bottle support, every about 50 yuan, disposable gravity, the dual-purpose transfusion device of pressure do not need to purchase hanging bottle support, only need purchase reused air bag [15], each several unit, disposable gravity, the dual-purpose transfusion device integrated cost of pressure are equal to or less than, performance is better than existing disposable gravity transfusion device.Integrated cost is lower than performance novel transfusion device similarly, and cost performance is higher than existing various similar disposable transfusion devices.

Accompanying drawing 2 has been described disposable gravity, the height reversal of the natural order of things infusion model of the dual-purpose transfusion device of pressure, finger is with reservoir (bag) mouth down, hang on by transfusion person top eminence, mode by the action of gravity transfusion, to insert interior pipe [21] on the interior conehead [22] in the pore [11] and pass through gas joint [7] earlier, pipeline [10] passes in bottle stopper [8] the insertion reservoir [19] with the bottle plug puncture unit [9] of awl mouthful [12], and reservoir [19] is hung on eminence, interior pipe [21] other end is on the interior liquid level of reservoir [19] [20], under action of gravity, medicinal liquid in the reservoir [19], advance liquid-entering hole [2], and pass bottle plug puncture unit [9], pipeline [5], dropping funnel [3], pipeline [1], after flow regulator is regulated, medicinal liquid enters vein from venipuncture needle, finish transfusion, because medicinal liquid flows out from low level, produce negative pressure in the reservoir [19], air is from being locked in the air filter [24] in the awl mouthful [12] by ring taps [25], pipeline [10], in the port of the interior pipe [21] on gas joint [7] and insertion bottle plug puncture unit [9] pore [11], be inhaled in the space on the interior liquid level of reservoir [19] [20].With the height reversal of the natural order of things infusion model transfusion of disposable gravity, the dual-purpose transfusion device of pressure, can continue to use existing hanging bottle support, but air does not pass medicinal liquid, be difficult for polluting.

Disposable gravity, the dual-purpose transfusion device of pressure have 10 kinds of infusion models, except above-mentioned 2 kinds, also have following 8 kinds, and usually, these 10 kinds of infusion models go for most patients and occasion:

1, high inverted: as to refer to reservoir (bag) mouth down, stand up on the supporter of quilt transfusion person top eminence, by the mode of action of gravity transfusion.

2, height is just hanging: refer to reservoir (bag) mouth up, hang on by transfusion person top eminence, by the mode of action of gravity transfusion.

3, height is just vertical: refer to reservoir (bag) mouth up, stand up in quilt transfusion person top eminence, by the mode of action of gravity transfusion.

4, high horizontal type: refer to reservoir (bag) to be lying in by transfusion person top eminence, by the mode of action of gravity transfusion mouthful towards a side.When infusing with this mode, interior pipe [21] end should exceed liquid level [20].

5, low reversely hung Yong: refer to reservoir (bag) mouth down is hung on by transfusion person's equal-height position or below, by the mode of artificial pressure effect transfusion.

6, low inverted: as to refer to reservoir (bag) mouth down, stand up on the supporter of quilt transfusion person's equal-height position or below, the mode of infusing by the artificial pressure effect.

7, low just hanging: as to refer to hang on by transfusion person's equal-height position or below, by the mode of artificial pressure effect transfusion with reservoir (bag) mouth up.

8, low horizontal type: refer to reservoir (bag) to be lying in by transfusion person's equal-height position or below mouthful towards a side mode of infusing by the artificial pressure effect.When infusing with this mode, interior pipe [16] end should exceed liquid level [20].

All elements of disposable gravity, the dual-purpose transfusion device of pressure, parts are fully by meeting metal or the nonmetallic materials making that medical and health require.

Claims

1. disposable transfusion device, particularly disposable gravity, the dual-purpose transfusion device of pressure, mainly by bottle plug puncture unit, dropping funnel, flow regulator, air filter, liquid medicine filter, venipuncture needle and connecting line constitute, be shaped on parallel to each other in the bottle plug puncture unit, two not connected axially extending bores, two through hole one end is the tip of bottle plug puncture unit, one hole of the other end is connected with the pipeline that leads to dropping funnel and venipuncture needle, another hole is connected with the pipeline that leads to air filter, it is characterized in that: be shaped on the most advanced and sophisticated liquid hole [2] of two ends and bottle plug puncture unit [9], pore [11] but not only fluid-tight engagement but also can insert arbitrarily, pull out liquid outlet [2], the tough and tensile interior pipe [16] of pore [11], [21], be shaped on preceding conehead [26] with awl mouthful [12] but not only fluid-tight engagement but also can insert arbitrarily, extract the air bag [15] of awl mouthful [12].

2. disposable transfusion device as claimed in claim 1 is characterized in that: be shaped on an interior conehead [22] in pore [11], be shaped on an interior conehead [23] in liquid hole [2].

3. disposable transfusion device as claimed in claim 1 is characterized in that: the tail cone head [18] that tail gas hole [27] is arranged in the tail end of air bag [15] is shaped on.

4. disposable transfusion device as claimed in claim 3 is characterized in that: be shaped on and have the pillow trachea [28] that can closely be connected with the tail cone head [18] of air bag [15] and can arbitrarily insert, extract and rest the head on the pneumatic die cushion [34] of filling in [33].

5. disposable transfusion device as claimed in claim 4 is characterized in that: be shaped on the pillow plug puncture needle [32] that has pin awl mouthful [31] and can arbitrarily insert, extract pillow plug [33].