CN202875941U

CN202875941U - Automatic exhausted infusion apparatus

Info

Publication number: CN202875941U
Application number: CN 201220555053
Authority: CN
Inventors: 陈伟权
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-10-27
Filing date: 2012-10-27
Publication date: 2013-04-17
Anticipated expiration: 2022-10-27

Abstract

An automatic exhausted infusion apparatus comprises a dropping bucket, a liquid inlet channel device installed on the upper portion of the dropping bucket and provided with a dropping tube and a liquid outlet channel device installed on the lower portion of the dropping bucket. An integral automatic exhausting mechanism is arranged between the lower portion of the dropping bucket and the liquid outlet channel device, the automatic exhausting mechanism comprises a liquid inlet tube, a precision filter disc and a liquid outlet tube which are sequentially and integrally connected, the liquid inlet tube extends in a cavity of the dropping bucket, at least two vertical channels are arranged on a lateral wall of one section of the liquid inlet tube extending in the dropping bucket, and a cover body with a hollow tube body is covered on a top opening of the liquid inlet tube. By means of a structure that the integral automatic exhausting mechanism is increased in the infusion apparatus, a narrow groove of a lateral wall of the liquid inlet tube, a narrow groove formed between an outer lateral wall of a downward stretching hollow thin tube and an inner lateral wall of the liquid inlet tube and surface tension effects of water are used, bubbles are prevented from entering the liquid inlet tube, a liquid level in the dropping bucket gradually rises, the liquid level is kept on certain height, and a purpose of first automatic exhausting is achieved.

Description

A kind of self-bleeding transfusion device

Technical field

This utility model belongs to technical field of medical instruments, particularly relates to a kind of transfusion device of Anti-bubble.

Background technology

Venous transfusion is clinical rescue patient and the most effective method of curing all kinds of slight illness always, owing to be directly medicinal liquid to be injected in the blood, so can be with the fastest speed performance drug effect, yet guarantee that in infusion process it is the difficult problem of puzzlement medical personnel and transfusion device Producer that bubble and overproof microgranule are entered in the patient blood always, how to prevent effectively that particularly bubble from entering in the patient blood and the problem of blocking liquid-transport pipe-line, multiple different solution is arranged in the prior art, but all there is complex operation in these solutions, the halfway problem of aerofluxus, make blood backflow, cause the phenomenon of patient's fear and entry needle thromboembolism, and make troubles and increase its labor intensity to medical personnel, particularly for the secondary exhaust problem that occurs after changing dressings or when having the transfusion fault to re-start operation, present in the industry cycle not yet have a perfect solution.

Summary of the invention

The purpose of this utility model is for above-mentioned existing problems and deficiency, and a kind of simple and reliable for structure, transfusion device with automatic vent and automatic liquid-stopping function is provided.

The technical solution of the utility model is achieved in that

Self-bleeding transfusion device described in the utility model, comprise dropping funnel, be installed on the feed pathway device with dropper on dropping funnel top, be installed on the apocenosis passage device of dropping funnel bottom, be characterized in being provided with between described dropping funnel bottom and the apocenosis passage device an all-in-one-piece automatic vent mechanism, this automatic vent mechanism comprises the feed tube that sequentially connects as one, the secondary filter dish, drain pipe, wherein said feed tube stretches into the dropping funnel inner chamber, this feed tube stretch into its top behind the dropping funnel inner chamber be positioned at dropping funnel inner chamber height～position located, and have at least two vertical conduits on one section the sidewall that stretches into the dropping funnel inner chamber in the described feed tube, the open top loam cake of feed tube is equipped with a lid with hollow tube, and the A of bottom opening place of this hollow tube is lower than the bottom B of each vertical conduit, described secondary filter dish comprise cover and and cover can form the bottom of sealed cavity after being interlocked and be arranged at cover and bottom between above-mentioned sealed cavity can be separated into admission chamber and go out the liquid medicine filtering membrane of sap cavity, wherein the lateral wall of secondary filter dish is connected with the sealed bottom of dropping funnel, described feed tube is fixed on the cover of secondary filter dish and with admission chamber and is communicated with, described drain pipe be connected in the secondary filter dish bottom and with go out sap cavity and be communicated with, and the outlet of drain pipe is communicated with the apocenosis passage device.

Wherein, above-mentioned bottom is provided with several support salient points that supports liquid medicine filtering membrane.

This utility model owing to adopt increases the structure of an all-in-one-piece automatic vent mechanism in transfusion device, when the medicinal liquid in dropper begins first lower, on the one hand by the dropping funnel feed tube, the secondary filter dish, the exhaust passage that drain pipe and apocenosis passage form is carried out automatic vent and is made medicinal liquid flow to the pin hole place under smoothly, the narrow groove that forms between the lateral wall of the hollow tubule that utilizes simultaneously the narrow groove of feed tube sidewall and stretch down and the feed tube medial wall and the surface tension effects of water prevent that on the one hand bubble from entering feed tube, liquid level in the dropping funnel is raise gradually and remain on certain height, reach first self-bleeding purpose.And beaten and need change bottle and carry out the second time aerofluxus time when the first bottle liquid medicine, at first utilize the liquid medicine filtering membrane in the secondary filter dish to form automatic liquid-stopping, avoid the medicinal liquid in the apocenosis passage device to continue to discharge, the narrow groove that forms between the lateral wall of the hollow tubule that the narrow groove of the feed tube sidewall of recycling in dropping funnel and the aperture on the lid of top are stretched under reaching and the feed tube medial wall stops for the first time to the bubble formation in the dropper, avoid bubble to enter into feed tube, reach for the second time self-bleeding purpose, especially, the hollow tubule structure that in feed tube, arranges, the residual liquid that both can make dropping funnel bottom produces siphonage and is back to from the narrow groove of feed tube as much as possible in the feed tube and enters into the secondary filter dish, the utilization rate of Effective Raise medicinal liquid, avoid the waste of valuable medicinal liquid, and effectively prolong instillation time of its residual liquid, and be present in residual on the hollow tube bottom opening and drop in the last infusion process the formed medicine time difference that falls and further to prolong its instillation time, thereby effectively prolong the ducted barotropic state time of fluid, both avoided the backflow of patient blood, avoid the generation of the thromboembolism phenomenon of patient's panic emotion and anti-Hemostatic Oral Liquid, medical personnel can in time be processed.Simultaneously, above-mentioned automatic vent mechanism, can effectively solve secondary exhaust and reach the repeatedly problem of aerofluxus, fully guarantee in infusion process, can realize secondary automatic vent and automatic vent repeatedly, make whole infusion process can accomplish automatic vent, effectively the efficient of reduction medical personnel's labor intensity and raising transfusion make again whole infusion process safety and reliability, and transfusion system structure described in the utility model is simple and reliable, compact, the assembling easy.

Below in conjunction with accompanying drawing this utility model is further described.

Description of drawings

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the cross-sectional view of automatic vent of the present utility model mechanism.

The specific embodiment

Such as Fig. 1-shown in Figure 2, self-bleeding transfusion device described in the utility model, comprise dropping funnel 1, be installed on the feed pathway device 2 with dropper on dropping funnel 1 top, be installed on the apocenosis passage device 3 of dropping funnel 1 bottom, be provided with an all-in-one-piece automatic vent mechanism 4 between described dropping funnel 1 bottom and the apocenosis passage device 3, this automatic vent mechanism 4 comprises the feed tube 41 that sequentially connects as one, secondary filter dish 42, drain pipe 43, wherein said feed tube 41 stretches into dropping funnel 1 inner chamber, this feed tube 41 stretch into its top behind dropping funnel 1 inner chamber be positioned at dropping funnel 1 inner chamber height～position located, and have at least two vertical conduits 411 on one section the sidewall that stretches into dropping funnel 1 inner chamber in the described feed tube 41, the open top loam cake of feed tube 41 is equipped with a lid 44 with hollow tube 441, and the A of bottom opening place of this hollow tube 441 is lower than the bottom B of each vertical conduit 411, described secondary filter dish 42 comprise cover 421 and and cover 421 can form the bottom 422 of sealed cavity after being interlocked and be arranged at cover 421 and bottom 422 between above-mentioned sealed cavity can be separated into admission chamber 424 and go out the liquid medicine filtering membrane 423 of sap cavity 425, wherein the lateral wall of secondary filter dish 42 is connected with the sealed bottom of dropping funnel 1, described feed tube 41 is fixed on the cover 421 of secondary filter dish 42 and with admission chamber 424 and is communicated with, described drain pipe 43 be connected in secondary filter dish 42 bottom 422 and with go out sap cavity 425 and be communicated with, and the outlet of drain pipe 43 is communicated with apocenosis passage device 3.Wherein, above-mentioned bottom 422 is provided with several support salient points 426 that supports liquid medicine filtering membrane 423.This utility model owing to adopt increases the structure of an all-in-one-piece automatic vent mechanism 4 in transfusion device, when the medicinal liquid in dropper begins first lower, on the one hand by the dropping funnel feed tube, the secondary filter dish, the exhaust passage that drain pipe and apocenosis passage form is carried out automatic vent and is made medicinal liquid flow to the pin hole place under smoothly, the narrow groove that forms between the lateral wall of the hollow tubule that utilizes simultaneously the narrow groove of feed tube sidewall and stretch down and the feed tube medial wall and the surface tension effects of water prevent that on the one hand bubble from entering feed tube, liquid level in the dropping funnel is raise gradually and remain on certain height, reach first self-bleeding purpose.And beaten and need change bottle and carry out the second time aerofluxus time when the first bottle liquid medicine, at first utilize the liquid medicine filtering membrane in the secondary filter dish to form automatic liquid-stopping, avoid the medicinal liquid in the apocenosis passage device to continue to discharge, the narrow groove that forms between the lateral wall of the hollow tubule that the narrow groove of the feed tube sidewall of recycling in dropping funnel and the aperture on the lid of top are stretched under reaching and the feed tube medial wall stops for the first time to the bubble formation in the dropper, avoid bubble to enter into feed tube, reach for the second time self-bleeding purpose, especially, the hollow tubule structure that in feed tube, arranges, the residual liquid that both can make dropping funnel bottom produces siphonage and is back to from the narrow groove of feed tube as much as possible in the feed tube and enters into the secondary filter dish, the utilization rate of Effective Raise medicinal liquid, avoid the waste of valuable medicinal liquid, and effectively prolong instillation time of its residual liquid, and be present in residual on the hollow tube bottom opening and drop in the last infusion process the formed medicine time difference that falls and further to prolong its instillation time, thereby effectively prolong the ducted barotropic state time of fluid, both avoided the backflow of patient blood, avoid the generation of the thromboembolism phenomenon of patient's panic emotion and anti-Hemostatic Oral Liquid, medical personnel can in time be processed.Simultaneously, above-mentioned automatic exhausting equipment, can effectively solve secondary exhaust and reach the repeatedly problem of aerofluxus, fully guarantee in infusion process, can realize secondary automatic vent and automatic vent repeatedly, make whole infusion process can accomplish automatic vent, effectively the efficient of reduction medical personnel's labor intensity and raising transfusion make again whole infusion process safety and reliability, and transfusion system structure described in the utility model is simple and reliable, compact, the assembling easy.

This utility model is described by embodiment, but this utility model is not construed as limiting, with reference to description of the present utility model, other variations of the disclosed embodiments, expect easily that such as the professional person for this area such variation should belong within this utility model claim restricted portion.

Claims

1. self-bleeding transfusion device, comprise dropping funnel (1), be installed on the feed pathway device (2) with dropper on dropping funnel (1) top, be installed on the apocenosis passage device (3) of dropping funnel (1) bottom, it is characterized in that being provided with between described dropping funnel (1) bottom and the apocenosis passage device (3) an all-in-one-piece automatic vent mechanism (4), this automatic vent mechanism (4) comprises the feed tube (41) that sequentially connects as one, secondary filter dish (42), drain pipe (43), wherein said feed tube (41) stretches into dropping funnel (1) inner chamber, and this feed tube (41) stretches into its top behind dropping funnel (1) inner chamber and is positioned at dropping funnel (1) inner chamber height

～

The position at place, and have at least two vertical conduits (411) on one section the sidewall that stretches into dropping funnel (1) inner chamber in the described feed tube (41), the open top loam cake of feed tube (41) is equipped with a lid (44) with hollow tube (441), and the A of bottom opening place of this hollow tube (441) is lower than the bottom B of each vertical conduit (411), described secondary filter dish (42) comprise cover (421) and and cover (421) can form the bottom (422) of sealed cavity after being interlocked and be arranged at cover (421) and bottom (422) between above-mentioned sealed cavity can be separated into admission chamber (424) and go out the liquid medicine filtering membrane (423) of sap cavity (425), wherein the lateral wall of secondary filter dish (42) is connected with the sealed bottom of dropping funnel (1), the cover (421) that described feed tube (41) is fixed in secondary filter dish (42) upward and with admission chamber (424) is communicated with, described drain pipe (43) be connected in secondary filter dish (42) bottom (422) and with go out sap cavity (425) and be communicated with, and the outlet of drain pipe (43) is communicated with apocenosis passage device (3).

2. described self-bleeding transfusion device according to claim 1 is characterized in that above-mentioned bottom (422) is provided with the support salient point (426) that several support liquid medicine filtering membranes (423).