CN208049114U - Disposable air-tight bottle doser - Google Patents

Abstract

The utility model discloses disposable air-tight bottle dosers, including a holder, a hollow stream guidance needle and a hollow air guide needle.Holder is wrapped in the middle part of stream guidance needle, stream guidance needle both ends protrude outside the upper and lower end face of holder, the both sides of holder are respectively equipped with a handle, the needle body of the air guide needle needle body and holder upper end stream guidance needle that are fixed on holder upper end is in and column-shaped and contacts with each other, and syringe needle opening is towards on the contrary, the end of air guide needle, which is stretched out, to be held in vitro, and air guide needle end is connected with venting plastic pipe, and the outlet of venting plastic pipe is equipped with the netted filter membrane that blocks water.Infrastructure cost is low after improvement, applicability is good, can effectively reduce the contaminated probability of stream guidance needle, improve safety in utilization, easy to operate, comfortable, stable, reliable, can meet the dosing needs of liquor or pulvis simultaneously.

Description

Disposable air-tight bottle doser

Technical field

The utility model is related to a kind of medical equipment, more particularly to a kind of medical instruments with configuration feature belong to doctor Treat articles for use field.

Background technology

Domestic Pharmacy intravenous admixture mode is divided into machine and two kinds artificial, and most of hospitals are based on manually allocating, manually It needs to allocate the drug in air-tight bottle using syringe in allotment, to meet the requirement of different patients.Due to daily Quantity and the number that drug need to be allocated are more, and process is not only time-consuming, laborious, easily cause operator's hand tenosynovitis, Er Qieduo It is secondary air-tight bottle is punctured also be also easy to produce bottle stopper bits and occur needle stab, to medical treatment and personal safety bring larger hidden danger.

For reduce because in the puncture time pollution and operating process that bring more may to the unexpected injury that operator brings, when The venous transfusion dispensation apparatus that preceding various big hospital uses is broadly divided into following three classes：The unpowered utensil that makes up a prescription, auxiliary power make up a prescription Utensil and power dispensation apparatus.Wherein, the unpowered utensil that makes up a prescription has at low cost, simple in structure, easy to use, affected by environment The advantages that small, is widely accepted and is used in various big hospital.The existing unpowered utensil that makes up a prescription is as shown in Figure 1, concrete structure packet It includes：A piece tube body, by transition, there are one aspirate syringe needle for fixation or threaded connection respectively at the both ends of tube body.Before use, aspiration needle Covered with antipollution elastomer casing on head, entire unpowered dispenser is by aseptic sealed packages.In use, dismantling sealing packet Dress is held body portion, is inserted respectively into air-tight bottle and big liquid bottles using both ends syringe needle, and syringe needle and pipe are aspirated by both ends Body forms interface channel, and liquid in air-tight bottle is introduced into big liquid bottles, completes the filling to big liquid bottles inner liquid medicine.It is lacked Putting is：Easy to grip, draw point are not inserted into inconvenience to smooth tube body, and stability is poor, and unprotect between portion of the handle and both ends draw point makes The draw point easy to pollute in, meanwhile, the filling of powder medicine cannot be carried out, applicability is affected.

Invention content

In view of above-mentioned existing situation and deficiency, the utility model is intended to provide a kind of reasonable for structure, safe to use, gripping side Just, the disposable air-tight bottle doser of the flexible suitable pulvis of operation or liquor, to reduce issuable unfavorable shadow in use It rings, it is ensured that safety in utilization and reliability.

The utility model is achieved through the following technical solutions：

Disposable air-tight bottle doser, including a holder, a hollow stream guidance needle and a hollow air guide needle； The holder is wrapped in the middle part of stream guidance needle, and stream guidance needle both ends protrude outside the upper and lower end face of holder, the both sides of holder It is respectively equipped with a handle；Air guide needle is fixed on the end face of holder upper end, the water conservancy diversion that air guide needle needle body exposes with the end face The needle body of needle in and column-shaped and contact with each other, the syringe needle opening of air guide needle and the syringe needle opening of stream guidance needle arranged side by side towards on the contrary, The end of air guide needle is stretched out by gripping body side surface, and air guide needle end is connected with venting plastic pipe, and the outlet of venting plastic pipe is equipped with The netted filter membrane that blocks water.

It is additionally provided on the upper and lower end end face of the holder and blocks disk.

The upper transition gradually tapered up is equipped on the upper end end face of the holder and upper surface between stream guidance needle and air guide needle Portion is equipped with the lower transition part gradually tapered up between the stream guidance needle on the lower end surface and lower face of holder.

The holder is cylindric.

The outlet of the venting plastic pipe and the upper end end face of holder are towards identical.

The advantageous effect of disposable air-tight bottle doser described in the utility model includes：

1, by being arranged transition part between needle body and holder, and holding the setting of body end face disk is blocked, avoided Hand directly contacts the danger of needle body, reduces the contaminated probability of stream guidance needle, it is ensured that disposable air-tight bottle doser makes Safety；

2, be respectively provided with a handle in the both sides of holder, when carrying out syringe needle insertion can direct gripping handle, The fastness and stability for ensuring gripping keep insertion process more flexible, more reliable, more convenient operation, more comfortable；

3, the setting of air guide needle, allows external atmosphere pressure to be introduced directly into air-tight bottle, it is ensured that liquor in air-tight bottle It can smoothly, quickly be flowed into big liquid bottles, facilitate dosing process；

4, total is at low cost, applicability is good, can be suitble to the dosing process of liquor and pulvis.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the right view of Fig. 1.

Specific implementation mode

The purpose of this utility model is to improve the structure of existing air-tight bottle doser, make its structure and shape it is easier to operate and It uses, facilitates dosing process.

Below in conjunction with the accompanying drawings 1, Fig. 2 is further described the utility model：

Disposable air-tight bottle doser described in the utility model, including 1, hollow stream guidance needle 2 of a holder With a hollow air guide needle 3.

Holder 1 is cylindric, and for convenience of holding, the handle of a horizontal direction is respectively equipped in the both sides of holder 1 6, handle 6 is symmetric, and is used with facilitating to hold.

Holder 1 is wrapped in the middle part of stream guidance needle 2, and 2 both ends of stream guidance needle protrude outside the upper and lower end face of holder 1, with reality Existing liquid flows to the other end of stream guidance needle 2 from one end of stream guidance needle 2.Air guide needle 3 is fixed on the upper end of holder 1, air guide needle needle Body in simultaneously column-shaped and contacts with each other with 1 upper end stream guidance needle needle body of holder, to ensure that the stream guidance needle and air guide needle 3 can be inserted into simultaneously Into air-tight bottle, and minimum, the needle of the syringe needle opening and the stream guidance needle arranged side by side of air guide needle 3 is destroyed caused by air-tight bottle bottle stopper Head opening is towards on the contrary, the syringe needle opening of air guide needle 3 is open higher than the syringe needle of the stream guidance needle.The end of air guide needle 3 is by holder 1 Side stretch out, 3 end of air guide needle is connected with venting plastic pipe 5, and the outlet of venting plastic pipe 5 is equipped with the netted filtering that blocks water Film.For convenience of using process, the outlet of venting plastic pipe 5 and the upper end end face of holder 1 are towards identical.

During use, since the requirement of stream guidance needle body sections is sterile, is contacted without the external world, in this example, to keep needle body part It is point relatively independent, it is additionally provided on the upper and lower end end face of holder 1 and blocks disk 8, the diameter for blocking disk 8 is more than the straight of holder 1 Diameter, meanwhile, it is additionally provided with the upper transition part gradually tapered up between the stream guidance needle and air guide needle 3 on holder upper surface and upper surface 7, the lower transition part 9 gradually tapered up is equipped between the stream guidance needle on the lower face and lower face of holder 1, to realize holder Being relatively isolated between 1 and needle body and stop, it is ensured that the safety used.

When carrying out dosing for liquid, first, open big liquid bottles without mushroom cap, hold two hands on holder 1 The stream guidance needle of single needle on holder lower face is inserted into the dosing mouth of big liquid bottles by handle 6；Then, the nothing of air-tight bottle is opened Mushroom cap, right hand-held handle 6, left hand holds air-tight bottle, and the stream guidance needle of crosspointer and air guide needle 3 are inserted into air-tight bottle simultaneously, kept Air-tight bottle is upper, and under, the external atmosphere pressure that is introduced by gravity and air guide needle 3 makes liquid pass through stream guidance needle 2 to flow big liquid bottles Enter into big liquid bottles, completes the process that liquor is added into big liquid bottles in air-tight bottle.In its operating process, block disk 8 with And upper and lower transition part 7,9 effectively can stop and be isolated contact of the hand with body sections, it is ensured that the safety that uses and flexible Property, meanwhile, two handles 6 improve the convenience of gripping, and operational stability significantly improves.

Certainly, when such as needing to carry out the dosing of big liquid bottles to pulvis, when single needle stream guidance needle and crosspointer stream guidance needle and lead After air tube 3 is connected to big liquid bottles and air-tight bottle respectively, first by air-tight bottle under, big liquid bottles make liquid upper by gravity Body is flowed into air-tight bottle, is made the powder preparation medicament dissolution in air-tight bottle, is then inverted, and makes air-tight bottle upper, big liquid bottles under, So that dissolved liquid is flowed into big liquid bottles by gravity and atmospheric pressure, completes the feeding operations of air-tight bottle pulvis.

Claims (5)

1. disposable air-tight bottle doser, which is characterized in that hollow including a holder, a hollow stream guidance needle and one Air guide needle；The holder is wrapped in the middle part of stream guidance needle, and stream guidance needle both ends protrude outside the upper and lower end face of holder, hold The both sides for holding body are respectively equipped with a handle；The air guide needle is fixed on the end face of holder upper end, air guide needle needle body with should The needle body for the stream guidance needle that end face is exposed is in simultaneously column-shaped and contacts with each other, the syringe needle of the syringe needle opening and stream guidance needle arranged side by side of air guide needle For opening towards on the contrary, the end of air guide needle is stretched out by gripping body side surface, air guide needle end is connected with venting plastic pipe, venting plastic The outlet of pipe is equipped with the netted filter membrane that blocks water.

2. disposable air-tight bottle doser according to claim 1, which is characterized in that the upper and lower end end of the holder It is additionally provided on face and blocks disk.

3. disposable air-tight bottle doser according to claim 1, which is characterized in that the upper end end face of the holder with The upper transition part that gradually tapers up is equipped on upper surface between stream guidance needle and air guide needle, on the lower end surface and lower face of holder The lower transition part gradually tapered up is equipped between stream guidance needle.

4. disposable air-tight bottle doser according to claim 1, which is characterized in that the holder is cylindric.

5. disposable air-tight bottle doser according to claim 1, which is characterized in that the outlet of the venting plastic pipe with The upper end end face of holder is towards identical.