CN201244235Y - Saving type self-closing safety transfusion device - Google Patents
Saving type self-closing safety transfusion device Download PDFInfo
- Publication number
- CN201244235Y CN201244235Y CNU2008200272720U CN200820027272U CN201244235Y CN 201244235 Y CN201244235 Y CN 201244235Y CN U2008200272720 U CNU2008200272720 U CN U2008200272720U CN 200820027272 U CN200820027272 U CN 200820027272U CN 201244235 Y CN201244235 Y CN 201244235Y
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- self
- protective sleeve
- packer
- logical
- transfusion system
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Abstract
The utility model discloses an automatic blocking safe transfusion system of a saving type, which solves the problems of the insufficiency of safety control in the infusion process of the prior transfusion system, the heavy psychological burden of the medical stuff or the patient and the family, the application difficulty of various solution schemes, the high amount of residual liquid medicine, the big wastage, and the like. The utility model has improved structure, is safe and reliable, can achieve automatic blocking after the infusion of the liquid medicine in the bottle, and can be reopened for the infusion under the condition of safety control, and the like. The automatic blocking safe transfusion system of a saving type comprises an automatic blocking device which comprises a protection sleeve, and a telescopic liquid supplier of a rotation lock type is arranged in the protection sleeve of the automatic blocking device.
Description
Technical field
This utility model relates to a kind of intravenous transfusion device that is applied to medical field, particularly a kind of economizing type self-closing safety transfusion system that a self-packer is installed above dropping funnel.
Background technology
At present; the intravenous transfusion device that is applied to medical field by transfusion catheter, be connected in formations such as the intermediary dropping funnel of conduit, speed regulator and venoclysis needle; this kind transfusion device lacks the necessary security defencive function; in infusion process, need nursing staff, patient and family numbers of patients to observe liquid situation in the infusion bottle at any time, in order to avoid when transfusion finishes, cause adverse consequencess such as blood back or air admission blood vessel because of in time not pulling out infusion needle.
Simultaneously, people in infusion process are because worry to take place adverse consequences, consider that medical personnel are busy with one's work, just can not ask medical personnel to change infusion bottle or pull out infusion needle in general all can the liquid in infusion bottle also being totally lost fully, medical personnel be because will look after a lot of patients, and the medicine that also can not wait until each patient all is totally lost and is just changed infusion bottle or pull out infusion needle.And at this moment in the infusion bottle and the liquid that also has some in the catheter of transfusion system be not totally lost, according to statistics under existing infusion model and transfusion custom, each transfusion remains in the infusion bottle and the medicinal liquid in the transfusion catheter on average surpasses more than 10 milliliters, has so just caused very big waste.The transfusion device of the annual consumption of China more than 3,000,000,000, even calculate with 5 milliliters of medicines of each transfusion waste, the annual medicinal liquid that approximately surpasses 15,000,000,000 milliliters does not play effect, with 250 milliliters of calculating of every bottle liquid medicine, has been equivalent to waste 6,000 ten thousand bottles medicine.Patient's treatment does not simultaneously reach the maximization of benefit yet.At the capacity of infusion bottle gradually under the trend of miniaturization, the concentration of medicinal liquid increases relatively, so it is more outstanding that the ratio of liquid waste also seems, especially for the medicine of many costlinesses, if only consider safe infusion, do not guarantee all medicines are all utilized and there are other to design, its design also is incomplete.
About existing a lot of the patent design in safe transfusion system aspect, but up to the present, also do not have a kind of product can consider both safe infusions, save the problem of medicine again.More do not propose one practicable, rational solution.In the past She Ji product also do not have so far a kind of can be widely used in clinical, its reason mainly is its design principle imperfection, one-side function has only been considered in a lot of designs, also do not consider simultaneously the selection of material and the operability of processing technique aspect, therefore big multi-scheme can't be implemented substantially.Such as the design that has will from sealing be installed in dropping funnel below, like this, when sealing works, be full of air in dropping funnel and the following conduit thereof, if change infusion bottle this moment,, continue transfusion and just can cause danger just one section air in the conduit can't be discharged below the dropping funnel.The design that has can sustain damage in processes such as production, packing, transportation, use to not adding protection from sealing, does not reach practical requirement.Need refill liquid from sealing it floated in some scheme, otherwise bad reopening.
Summary of the invention
The purpose of this utility model is exactly that to lack deficiency, medical personnel or patient and heavy, the various solution enforcement of the family members' mental burden difficulty of safety guarantee in infusion process big in order to solve existing transfusion device, medicinal liquid residue phenomenon is serious, waste problems such as very big, and provide a kind of structure perfect, safe and reliable can be in the automatically sealing of back of being totally lost of bottle inner liquid medicine, can reopen the economizing type self-closing safety transfusion system of infusing under the situation of safety guarantee again having.
For achieving the above object, this utility model is by the following technical solutions:
A kind of economizing type self-closing safety transfusion system, it comprises self-packer, described self-packer comprises the self-packer protective sleeve, is provided with flexible twist lock type liquid feeding device in the self-packer protective sleeve.
Described self-packer protective sleeve is flat body, and its two ends are respectively equipped with passage, is provided with upper groove in the protective sleeve, spacing chucking groove in the lower end is provided with protective sleeve at self-packer protective sleeve upper end inwall simultaneously.
Described flexible twist lock type liquid feeding device is a flat plastic barrel, and it is logical that its upper end is provided with upper end two, and upper end two two logical logical center protrusion portions are installed in upper groove in the protective sleeve; It is logical that the lower end of flat plastic barrel is provided with lower end two; above the spacing chucking groove, lower end two leads to when flat plastic barrel circumgyration stretch by spacing chucking groove locking in two logical center protrusion portions and the protective sleeve in protective sleeve in the two logical center protrusion portions that lower end two leads to.
It is cone shape that described upper end two leads to, and lower end two general rules are the cone shape that two symmetrical planes are arranged.
This utility model is above the dropping funnel of a whole set of transfusion device; a self-packer is set; self-packer is made up of inside and outside two parts; the plastic barrel of a flat of being made by very thin flexible non-toxic plastic film is set in the device; the equal welding in two ends up and down of flat plastic barrel or be bonded with two pass joints that connect to go up downcomer; because plastic sheeting is very thin; very easily be subjected to damage of external force; so designed a protective sleeve that rigid plastics is made especially; be encapsulated in interior it in order to avoid be subjected to damage of external force then; two of the upper end logical juts are stuck in the groove not removable in the protective sleeve; under the two logical jut normal conditions of lower end is not to be stuck in the spacing mobile groove, has only when needing by the rotation flat plastic barrel that stretches it to be locked in the spacing mobile groove.This is because when transfusion is finished substantially, flat plastic barrel in the self-packer is sealing automatically, but still retain the medicinal liquid of some in dropping funnel and the following conduit, it is also extremely important to save this part medicine, for the liquid that retains in the dropping funnel all is totally lost, specially designed a kind of can spacing rotation tractive and the structure of chucking, this structure can guarantee that the lower end two below rotation tractive self-packer is logical moves down the flat plastic barrel, thereby the plastic sheeting that fits together is reopened, can guarantee again can not make the thin film damage, can also after tractive puts in place, locate by chucking in addition because of excessive tractive.On protective sleeve, have passage in addition; air in order to the outside can enter in the protective sleeve; another critical function of passage is just in case the flat plastic barrel in the protective sleeve breaks or leakage; liquid can flow out in passage, just can observe rapidly from the outside also and can take the precautionary measures as early as possible.
In use, when liquid moves from top to bottom, because the action of gravity of liquid, the flat plastic barrel can suitably open becomes passage, liquid can waltz through that plastic barrel enters following dropping funnel and conduit carries out normal infusion, liquid in bottle is totally lost gradually, when the liquid of self-packer top reduces gradually, and the sealing that the flat plastic barrel also can be gradually.Residual liquid can form the film that one deck seals gradually between two layers of plastic thin films simultaneously, can help two layers of plastic thin films better closed.If after this its top does not have new liquid to enter, the flat plastic barrel can keep air-tight state always.Thereby also just guaranteed the safety of infusion process effectively.Since self-packer be installed in dropping funnel above, so every bottle of liquid can all be totally lost and be changed infusion bottle again after the sealing automatically up to self-packer, can save considerable medicine like this, after changing infusion bottle, push dropping funnel, the thin film of sealing is opened, and medicinal liquid flows down, but just normal infusion.Treat that bottle interior liquid is totally lost, the self-packer sealing, and at this moment need dropping funnel and all being totally lost with the medicinal liquid in the downcomer, only need with the downward tractive of the suitable strength conduit below the self-packer once, be connected supravasal two relieving constipation meetings and in limited impression, move down certain distance, thereby closed thin film is opened, under the situation that tractive puts in place, a horizontal rotation logical is done in two of lower end, lower end two logical juts just are clamped in the draw-in groove of lower end, at this moment just can last medicinal liquid be totally lost with the time of clock more than a minute under people's close observation.Especially for costly medicine, this design is very important.The structure of safe transfusion system according to its sealing of design principle after the mode that reopens also inequality, if complicated operation maybe must just can carry out through training, then a lot of people may abandon these medicines, if it is reasonable in design, simple to operate, people just can make full use of these medicines and can become custom gradually, so just, can make the maximizing the benefits of treatment, save the resource of a large amount of preciousnesses simultaneously for society
When transfusion, behind the infusion bottle, if flat plastic barrel generation leakage, liquid can flow out in passage, can find rapidly at that time in the connection.Because this moment, transfusion needle did not also enter patient's vein blood vessel, therefore only need at once more that the transducer set transfusion device gets final product, to patient without any influence.Simultaneously because the plastic barrel of flat is to be encapsulated in the protective sleeve of hard, thus producing, can not be damaged in packing, transportation, the process used, thus can guarantee the realization of its function.
The beneficial effects of the utility model are: this scheme is improved design in the past, taken all factors into consideration product design, each link of producing and using, can either guarantee the realization of the quality and the function of product self, considered the requirement of product in clinical use again comprehensively, it can make medical personnel's work become calm, remove the worry of patient in infusion process, fully save and utilized medicine again, have rational in infrastructure, processing easily, safe and reliable characteristics, so be a kind of very practical safe transfusion system, obtained satisfied effect through clinical trial.
Description of drawings
Fig. 1 is the orthophoric position structural representation of this utility model flat plastic barrel;
Fig. 2 is the orthophoric position structural representation of the self-packer of this utility model band protective sleeve;
Fig. 3 is this utility model upper end two logical structural representations;
Fig. 4 is this utility model lower end two logical structural representations;
Fig. 5 is this utility model self-packer side-looking bit architecture sketch map;
Fig. 6 is a rotational lock sketch map after this utility model lower end two logical tractives put in place;
Fig. 7 is this utility model economizing type self-closing safety transfusion system.
Among the figure, 1 flat plastic barrel, 2 flat plastic barrel heat seals and bonding position; 3 upper ends two are logical, 4 liang of logical center protrusion portions, 5 self-packer protective sleeves; spacing chucking groove in the upper groove in 6 passages, 7 protective sleeves, 8 protective sleeves; 9 infusion bottles; 10 self-packers, 11 conduits, 12 dropping funnels; 13 speed regulators, 14 lower ends two are logical.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment this utility model is described further.
By Fig. 1 and Fig. 2 as can be seen; at first with the non-toxic plastic film thermal synthesis flat plastic barrel 1 of flexibility; then the two ends of flat plastic barrel 1 respectively hot melt or bonding on two upper end two logical 3 and lower ends two logical 14 that non-toxic plastic is made; be two logical center protrusion portions 4 in the middle of upper end two logical 3 and the lower end two logical 14; can embed in interior upper groove 7 of self-packer protective sleeve 5 internal protective covers and the interior spacing chucking groove 8 of protective sleeve, upper end two logical 3 is to be connected downcomer 11 respectively with another effect of lower end two logical 14.After being encapsulated in it in self-packer protective sleeve 5, can protect flat plastic barrel 1 not to be subjected to external force to involve and destroy, it can be opened in self-packer protective sleeve 5 freely with closed.Spacing chucking grooves 8 have certain length in the protective sleeve in the self-packer protective sleeve 5, can guarantee that lower end two logical 14 moves in certain limit.Two ends at self-packer protective sleeve 5; design has a plurality of passages interlinked with the outside 6; can play the effect that extraneous air enters; its another critical function is; if the flat plastic barrel 1 of portion breaks when leakage occurring within it; liquid can flow out from passage 6, promptly can observe easily outside also to adopt remedial measures in time.
Among Fig. 3, upper end two logical 3 is a cone shape; Among Fig. 4, lower end two logical 14 is for having the cone shape of two symmetrical planes.
Working condition by Fig. 5, Fig. 6, Fig. 7 brief description self-closing safety transfusion system: during use, liquid by in the infusion bottle 9 under flow in the self-packer 10, flat plastic barrels 1 in the self-packer 10 can flow of liquid fashionable open and by its enter dropping funnel 12 and below conduit 11, carry out normal infusion.How much can controlling of amount of infusion by regulating speed regulator 13.When the liquid in the infusion bottle 9 is totally lost gradually, flat plastic barrel 1 meeting auto-closing under atmospheric pressure in the self-packer 10, owing to there be not entering of air, the liquid of self-packer 10 belows can stop to flow, thereby has guaranteed can not produce adverse consequencess such as blood back, air admission blood vessel.After self-packer 10 seals automatically; still retained small amount of liquid in dropping funnel 12 and the following conduit 11 thereof; as need it all is totally lost; only need with the downward tractive of the suitable strength following conduit of self-packer 10 once; lower end two logical 14 can stretch downwards by traction flat plastic barrel 1 together in the self-packer 10; thereby it is reopened; and can lower end two logical 14 be clamped in the protective sleeve by certain rotation and fix in the spacing chucking groove 8, safety all is totally lost remaining liquid under people's observation.Change infusion bottle 9 as need, still the same with traditional method, changed infusion bottle 9 after, just normal infusion again.
Claims (4)
1. economizing type self-closing safety transfusion system, it comprises self-packer, it is characterized in that, described self-packer comprises the self-packer protective sleeve, is provided with flexible twist lock type liquid feeding device in the self-packer protective sleeve.
2. economizing type self-closing safety transfusion system as claimed in claim 1; it is characterized in that; described self-packer protective sleeve is flat body; its two ends are respectively equipped with passage; be provided with upper groove in the protective sleeve, spacing chucking groove in the lower end is provided with protective sleeve at self-packer protective sleeve upper end inwall simultaneously.
3. economizing type self-closing safety transfusion system as claimed in claim 1 or 2 is characterized in that, described flexible twist lock type liquid feeding device is a flat plastic barrel, and it is logical that its upper end is provided with upper end two, and upper end two two logical logical center protrusion portions are installed in upper groove in the protective sleeve; It is logical that the lower end of flat plastic barrel is provided with lower end two; above the spacing chucking groove, lower end two leads to when flat plastic barrel circumgyration stretch by spacing chucking groove locking in two logical center protrusion portions and the protective sleeve in protective sleeve in the two logical center protrusion portions that lower end two leads to.
4. economizing type self-closing safety transfusion system as claimed in claim 3 is characterized in that, it is cone shape that described upper end two leads to, and lower end two general rules are the cone shape that two symmetrical planes are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200272720U CN201244235Y (en) | 2008-09-01 | 2008-09-01 | Saving type self-closing safety transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200272720U CN201244235Y (en) | 2008-09-01 | 2008-09-01 | Saving type self-closing safety transfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201244235Y true CN201244235Y (en) | 2009-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200272720U Expired - Fee Related CN201244235Y (en) | 2008-09-01 | 2008-09-01 | Saving type self-closing safety transfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201244235Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103432640A (en) * | 2013-08-09 | 2013-12-11 | 广州友安医疗科技有限公司 | Anti-blood return medical infusion set |
| CN105233370A (en) * | 2014-07-08 | 2016-01-13 | 林良数 | Zero-energy-consumption self-stopped safety infusion alarm system |
-
2008
- 2008-09-01 CN CNU2008200272720U patent/CN201244235Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103432640A (en) * | 2013-08-09 | 2013-12-11 | 广州友安医疗科技有限公司 | Anti-blood return medical infusion set |
| CN105233370A (en) * | 2014-07-08 | 2016-01-13 | 林良数 | Zero-energy-consumption self-stopped safety infusion alarm system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20130901 |