CN209187742U - A kind of counterflow-preventing self-destruction type infusion device - Google Patents

Abstract

A kind of counterflow-preventing self-destruction type infusion device, belong to Medical Instruments, equipment and medicine special-purpose software field, including bottle stopper penetrator, exhaust pipe, Mo Feishi dropper, flow regulator, first infusion tube, second infusion tube, infusion hard tube and puncture needle, the both ends of first infusion tube are connect with bottle stopper penetrator and Mo Feishi dropper respectively, the exhaust pipe is arranged on the first infusion tube, second infusion tube passes through inside flow regulator, and the both ends of the second infusion tube are connect with Mo Feishi dropper and infusion hard tube respectively, the puncture needle setting is on infusion hard tube, the infusion apparatus is also equipped with self-destruction component and counterflow-preventing component；Wherein, second infusion tube is equipped with flow control valve.The utility model substantially increases the safety that infusion apparatus uses, and be provided with flow control valve, there is flow control valve higher fluid flow to control precision by counterflow-preventing component, self-destruction component and the guard shield of setting.

Description

A kind of counterflow-preventing self-destruction type infusion device

Technical field

The utility model belongs to Medical Instruments, equipment and medicine special-purpose software field, and in particular, to a kind of counterflow-preventing from Ruin formula infusion apparatus.

Background technique

Current medical institutions usually require that during curing the disease to patient uses disposable infusion, transfusion set, with Ensure clinical safety.However, for profit of desiring to make money or profit, used infusion apparatus is passed through into simple purged and packed there are many criminal, It puts goods on the market and is used to patient again, this brings high risks to patient and its family or even entire society.It is existing frequently with Infusion apparatus when especially liquid is finished fastly, constantly pay attention to observing because its transfusion time is longer, because stopping waste medicine too early Liquid then may cause the entrance of air or the reflux of blood a little later, not only there is security risk, also add the work of medical staff Measure, and be easy to occur forgetting to observe residual drug in infusion bottle number, and cause not notify medical worker in time The case where infusion apparatus is extracted, such situation bring great risk to patient.

Utility model content

Purpose of utility model: the purpose of the utility model is to provide a kind of counterflow-preventing self-destruction type infusion devices, prevent from using Infusion apparatus be reused, and solve the reflux problem being easy to appear in infusion process.

Technical solution: the utility model provides a kind of counterflow-preventing self-destruction type infusion device, including bottle stopper penetrator, exhaust Pipe, Mo Feishi dropper, flow regulator, the first infusion tube, the second infusion tube, infusion hard tube and puncture needle, the bottle stopper One end of penetrator is connect with one end of the first infusion tube, and the other end and Mo Feishi dropper of first infusion tube connect It connects, the exhaust pipe is arranged on the first infusion tube, and second infusion tube passes through inside flow regulator, and second The both ends of infusion tube are connect with Mo Feishi dropper and infusion hard tube respectively, and the puncture needle setting is on infusion hard tube, institute Flow regulator is stated equipped with self-destruction component, second infusion tube is equipped with counterflow-preventing component；Wherein, second infusion Hose is equipped with flow control valve.The counterflow-preventing self-destruction type infusion device of the utility model is equipped with self-destruction component and counterflow-preventing component, The safety in infusion apparatus use process is substantially increased, infusion apparatus is prevented to be secondary use, and is prevented in use process, liquid Harm caused by body reflux.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the self-destruction component include connecting band, pressure cap and infusion One end of pipe penetrator, the connecting band is fixed on the outer wall of flow regulator, and the other end and pressure cap of connecting band Connection, the perfusion tube penetrator is fixed on pressure cap, and one end of perfusion tube penetrator is protruded into flow regulator.It is defeated After liquid, pressure cap is depressed, it is soft that the sharp tip of perfusion tube penetrator passes through the second infusion inside flow regulator Tube portion prevents infusion apparatus to be reused so that the second infusion tube is truncated.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the perfusion tube penetrator protrude into flow regulator End is equipped with one group of elastic piece, and the elastic piece is inclined on the outer wall of perfusion tube penetrator, and one group of elastic piece can Deduct the outer wall of flow regulator.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the flow regulator is equipped with first through hole, described defeated Liquid pipe penetrator may pass through first through hole.First through hole is located on flow regulator and is equipped with opposite another of perfusion tube penetrator Face, such first through hole and perfusion tube penetrator are distributed in the two sides of the second infusion tube, and perfusion tube penetrator is infused second After hose truncation, being stretched out from first through hole, elastic piece stretches out the outside of flow regulator with perfusion tube penetrator simultaneously, and And be stuck on the outer wall of flow regulator, so as to confirm that the second infusion tube has been truncated for perfusion tube penetrator, and will Perfusion tube penetrator is limited on flow regulator, prevents from arbitrarily abandoning.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the counterflow-preventing component include first boss, counterflow-preventing envelope Blocking piece, counterflow-preventing spool and counterflow-preventing package shell, the first boss and counterflow-preventing spool are arranged in counterflow-preventing package shell Inner wall on, the counterflow-preventing closeouts are arranged between first boss and counterflow-preventing spool.When normal infusion, liquid will be anti-reverse Stream closeouts are lifted off counterflow-preventing spool and are infused, and when there is liquid countercurrent, counterflow-preventing closeouts are by the liquid band of adverse current It is dynamic, counterflow-preventing spool is shut, to prevent liquid from continuing adverse current.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the counterflow-preventing spool are equipped with liquid containing chamber and mistake End of the counterflow-preventing spool far from counterflow-preventing closeouts is arranged in liquid channel, the liquid containing chamber, and the liquid channel of crossing is run through Counterflow-preventing spool, and the one end for crossing liquid channel is connected to liquid containing chamber, and the counterflow-preventing closeouts can be placed in liquid channel In.When normal infusion, liquid entered liquid channel from liquid containing chamber, the counterflow-preventing closeouts top being arranged in liquid channel It opens, is infused.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the counterflow-preventing closeouts are equipped with liquid pass hole and protrusion, The center of counterflow-preventing closeouts is arranged in the liquid pass hole, and the protrusion is correspondingly arranged with liquid channel is crossed, and protrusion can It was placed in liquid channel.When the liquid pass hole of setting is used for normal infusion, liquid passes through, once there is the case where adverse current, raised quilt The liquid of adverse current was pushed into liquid channel, will be crossed liquid channel and is shut, to prevent the generation of adverse current.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the section of the protrusion are trapezoidal.The trapezoid cross section of setting Protrusion, lesser end close to cross liquid channel, therefore adverse current occur when, lesser end initially entered liquid channel because End is smaller, facilitates access for liquid channel, as the part for protruding out into liquid channel is more and more, and the entrance of protrusion Section diameter is increasing, can will cross liquid channel and shut.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the outside of the puncture needle is equipped with guard shield, described anti- It protects shell and is equipped with the second through-hole, the outer wall of the infusion hard tube is equipped with Elastic buckle, and the guard shield can be hard in infusion It is moved on pipe, the Elastic buckle can be placed in the second through-hole.The guard shield and infusion hard tube of setting are fitted close, and are prevented Shield shell can move on infusion hard tube, can puncture needle be exposed or be sealed up, mobile guard shield, Elastic buckle is sprung into In second through-hole, so that guard shield and infusion hard tube be fixed, prevent from puncturing when being needled into skin, guard shield be infused Hard tube is mobile, prevent puncture needle is from being normally pierced into skin.

Further, above-mentioned counterflow-preventing self-destruction type infusion device, the outer wall of the guard shield is equipped with the crosspointer wing, described The crosspointer wing is symmetrical arranged, and the crosspointer wing is equipped with arc protrusion, is additionally provided with anti-slip part on the crosspointer wing.The crosspointer wing of setting It is gripped convenient for finger, puncture is needled into skin.

Above-mentioned technical proposal can be seen that the utility model has the following beneficial effects: described in the utility model anti-reverse It flows self-destruction type infusion device and substantially increases what infusion apparatus used by the counterflow-preventing component, self-destruction component and guard shield of setting Safety, guard shield can prevent puncture needle is naked to be exposed on the external, and stab medical worker, and counterflow-preventing component and self-destruction component improve Safe coefficient in patient use process；In addition, the application is equipped with flow control valve, it can be according to the concrete condition essence of patient Really control infusion flow, control liquid outlet quantity, control speed according to flow regulator relative to traditional, due to different medical matters The infusion flow rate that personnel rule of thumb set cannot fully control, and the application is provided with flow regulator, and is provided with flow There is higher fluid flow to control precision for regulating valve, flow control valve.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of counterflow-preventing self-destruction type infusion device described in the utility model；

Fig. 2 is the structural schematic diagram of counterflow-preventing component described in the utility model；

Fig. 3 is the structural schematic diagram of Elastic buckle described in the utility model；

Fig. 4 is the structural schematic diagram of the crosspointer wing described in the utility model.

In figure: 1 bottle stopper penetrator, 2 exhaust pipes, 3 Mo Feishi droppers, 4 flow regulators, 41 first through hole, 42 safety every Film, 5 first infusion tubes, 6 second infusion tubes, 7 infusion hard tubes, 71 Elastic buckles, 72 hemispherical protrusions, 8 puncture needles, 81 are prevented Protect shell, 82 second through-holes, the 83 crosspointer wings, 84 arc protrusions, 85 anti-slip parts, 9 self-destruction components, 91 connecting bands, 92 pressure caps, 93 Perfusion tube penetrator, 931 elastic pieces, 10 counterflow-preventing components, 101 first boss, 102 counterflow-preventing closeouts, 1021 liquid pass holes, Liquid channel, 104 counterflow-preventing package shells, 100 flows are crossed in 1022 protrusions, 103 counterflow-preventing spools, 1031 liquid containing chambers, 1032 Regulating valve.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of Describe the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " multiple " It is two or more, unless otherwise restricted clearly.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Embodiment

Counterflow-preventing self-destruction type infusion device as shown in Figure 1, including bottle stopper penetrator 1, exhaust pipe 2, Mo Feishi dropper 3, stream Amount adjuster 4, the first infusion tube 5, the second infusion tube 6, infusion hard tube 7 and puncture needle 8, the one of the bottle stopper penetrator 1 End is connect with one end of the first infusion tube 5, and the other end of first infusion tube 5 is connect with Mo Feishi dropper 3, the row Tracheae 2 is arranged on the first infusion tube 5, and second infusion tube 6 passes through inside flow regulator 4, and the second infusion The both ends of hose 6 are connect with Mo Feishi dropper 3 and infusion hard tube 7 respectively, and the setting of puncture needle 8 is on infusion hard tube 7, institute Flow regulator 4 is stated equipped with self-destruction component 9, second infusion tube 6 is equipped with counterflow-preventing component 10；Wherein, described Two infusion tubes 6 are equipped with flow control valve 100.In addition, self-destruction component 9 includes connecting band 91, pressure cap 92 and perfusion tube thorn Device 93 is worn, one end of the connecting band 91 is fixed on the outer wall of flow regulator 4, and the other end of connecting band 91 and pressing Cap 92 connects, and the perfusion tube penetrator 93 is fixed on pressure cap 92, and flow is protruded into one end of perfusion tube penetrator 93 In adjuster 4.The end for protruding into flow regulator 4 of perfusion tube penetrator 93 is equipped with one group of elastic piece 931, the elastic piece 931 are inclined on the outer wall of perfusion tube penetrator 93, and one group of elastic piece 931 can deduct the outer of flow regulator 4 Wall.Flow regulator 4 is equipped with first through hole 41, and the perfusion tube penetrator 93 may pass through first through hole 41.Further, it is Prevent the perfusion tube penetrator 93 being arranged in flow regulator 4 from puncturing the second infusion tube 6 accidentally, in flow regulator 4 It is equipped with blowout disk between interior infusion tube penetrator 93 and the second infusion tube 6, improves safety.

Again, counterflow-preventing component 10 as shown in Figure 2 includes first boss 101, counterflow-preventing closeouts 102, valve for preventing reverse-flow Core 103 and counterflow-preventing package shell 104, the first boss 101 and counterflow-preventing spool 103 are arranged in counterflow-preventing package shell On 104 inner wall, the counterflow-preventing closeouts 102 are arranged between first boss 101 and counterflow-preventing spool 103.Valve for preventing reverse-flow Core 103 is equipped with liquid containing chamber 1031 and crosses liquid channel 1032, and the liquid containing chamber 1031 is arranged in counterflow-preventing spool 103 End far from counterflow-preventing closeouts 102, counterflow-preventing spool 103 is run through in the liquid channel 1032 of crossing, and crosses liquid channel 1032 One end be connected to liquid containing chamber 1031, the counterflow-preventing closeouts 102 can be placed in liquid channel 1032.Counterflow-preventing blocks Part 102 is equipped with liquid pass hole 1021 and protrusion 1022, and the centre bit of counterflow-preventing closeouts 102 is arranged in the liquid pass hole 1021 It sets, described raised 1022 are correspondingly arranged with liquid channel 1032 is crossed, and protrusion 1022 can be placed in liquid channel 1032, protrusion 1022 section is trapezoidal.

Also, the outside of puncture needle 8 as shown in Figure 3 is equipped with guard shield 81, and the guard shield 81 is equipped with second Through-hole 82, it is described infusion hard tube 7 outer wall be equipped with Elastic buckle 71, Elastic buckle 71 be infused hard tube 7 outer wall at certain Angle tilt setting, the guard shield 81 can move on infusion hard tube 7, and the Elastic buckle 71 can be placed in the second through-hole 82 In.In order to improve the stability of Elastic buckle 71 and the second through-hole 82, at the end of separate 7 outer wall of infusion hard tube of Elastic buckle 71 Portion is equipped with hemispherical protrusions 72, in use, guard shield 81 is pushed, so that puncture needle 8 gradually removes guard shield 81, when the Two through-holes 82 move to the position of Elastic buckle 71, and hemispherical protrusions 72 stretch out the second through-hole 82, thus will infusion hard tube 7 and protection 81 position of shell is fixed, and when withdrawal, pressing hemispherical protrusions 72 are retracted in the second through-hole 82, guard shield 81 is pushed to defeated Puncture needle 8 is provide with by the end of liquid hard tube 7, so as to prevent puncture needle 8 exposed with it is external, stab medical worker.

In addition, the outer wall of guard shield 81 as shown in Figure 4 is equipped with the crosspointer wing 83, the crosspointer wing 83 is symmetrical arranged, The crosspointer wing 83 is equipped with arc protrusion 84, is additionally provided with anti-slip part 85 on the crosspointer wing 83.Puncture needle 8 is pierced into skin When, finger holds the crosspointer wing 83 convenient for force, and the arc protrusion 84 of setting can limit finger, finger slippage is prevented, and It is equipped with anti-slip part 85 in the position of the finger grip crosspointer wing 83, frictional force is increased, further prevents finger slippage.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvement can also be made, these improvement also should be regarded as The protection scope of the utility model.

Claims (10)

1. a kind of counterflow-preventing self-destruction type infusion device, it is characterised in that: including bottle stopper penetrator (1), exhaust pipe (2), Mo Feishi drop Manage (3), flow regulator (4), the first infusion tube (5), the second infusion tube (6), infusion hard tube (7) and puncture needle (8), institute The one end for stating bottle stopper penetrator (1) is connect with one end of the first infusion tube (5), the other end of first infusion tube (5) It is connect with Mo Feishi dropper (3), the exhaust pipe (2) is arranged on the first infusion tube (5), second infusion tube (6) It is internal across flow regulator (4), and the both ends of the second infusion tube (6) are hard with Mo Feishi dropper (3) and infusion respectively (7) connection is managed, in infusion hard tube (7), the flow regulator (4) is equipped with self-destruction component for puncture needle (8) setting (9), second infusion tube (6) is equipped with counterflow-preventing component (10)；Wherein, second infusion tube (6) is equipped with stream Adjustable valve (100).

2. counterflow-preventing self-destruction type infusion device according to claim 1, it is characterised in that: the self-destruction component (9) includes connecting One end of tape splicing (91), pressure cap (92) and perfusion tube penetrator (93), the connecting band (91) is fixed on flow regulator (4) Outer wall on, and the other end of connecting band (91) is connect with pressure cap (92), the perfusion tube penetrator (93) be fixed on by On pressure cap (92), and one end of perfusion tube penetrator (93) is protruded into flow regulator (4).

3. counterflow-preventing self-destruction type infusion device according to claim 2, it is characterised in that: the perfusion tube penetrator (93) The end for protruding into flow regulator (4) is equipped with one group of elastic piece (931), and the elastic piece (931) is inclined at perfusion tube thorn On the outer wall for wearing device (93), one group of elastic piece (931) can be deducted the outer wall of flow regulator (4).

4. counterflow-preventing self-destruction type infusion device according to claim 3, it is characterised in that: set on the flow regulator (4) Have first through hole (41), the perfusion tube penetrator (93) may pass through first through hole (41).

5. counterflow-preventing self-destruction type infusion device according to claim 1, it is characterised in that: the counterflow-preventing component (10) includes First boss (101), counterflow-preventing closeouts (102), counterflow-preventing spool (103) and counterflow-preventing package shell (104), described first Boss (101) and counterflow-preventing spool (103) are arranged on the inner wall of counterflow-preventing package shell (104), the counterflow-preventing closeouts (102) it is arranged between first boss (101) and counterflow-preventing spool (103).

6. counterflow-preventing self-destruction type infusion device according to claim 5, it is characterised in that: on the counterflow-preventing spool (103) Equipped with liquid containing chamber (1031) and liquid channel (1032) are crossed, the liquid containing chamber (1031) is arranged in counterflow-preventing spool (103) far from the end of counterflow-preventing closeouts (102), counterflow-preventing spool (103) are run through in described cross liquid channel (1032), and mistake The one end in liquid channel (1032) is connected to liquid containing chamber (1031), and the counterflow-preventing closeouts (102) can be placed in liquid channel (1032) in.

7. counterflow-preventing self-destruction type infusion device according to claim 6, it is characterised in that: the counterflow-preventing closeouts (102) It is equipped with liquid pass hole (1021) and raised (1022), center of liquid pass hole (1021) setting in counterflow-preventing closeouts (102) Position, the protrusion (1022) are correspondingly arranged with liquid channel (1032) are crossed, and raised (1022) can be placed in liquid channel (1032) in.

8. counterflow-preventing self-destruction type infusion device according to claim 7, it is characterised in that: the section of the protrusion (1022) is It is trapezoidal.

9. counterflow-preventing self-destruction type infusion device according to claim 1, it is characterised in that: the outside of the puncture needle (8) is set Have guard shield (81), the guard shield (81) is equipped with the second through-hole (82), and the outer wall of infusion hard tube (7) is equipped with Elastic buckle (71), the guard shield (81) can move in infusion hard tube (7), and the Elastic buckle (71) can be placed in second In through-hole (82).

10. counterflow-preventing self-destruction type infusion device according to claim 9, it is characterised in that: outside the guard shield (81) Wall is equipped with the crosspointer wing (83), and the crosspointer wing (83) is symmetrical arranged, and the crosspointer wing (83) is equipped with arc protrusion (84), institute It states and is additionally provided with anti-slip part (85) on the crosspointer wing (83).