CN204106756U - A kind of automatic liquid-stopping transfusion apparatus - Google Patents
A kind of automatic liquid-stopping transfusion apparatus Download PDFInfo
- Publication number
- CN204106756U CN204106756U CN201420441193.XU CN201420441193U CN204106756U CN 204106756 U CN204106756 U CN 204106756U CN 201420441193 U CN201420441193 U CN 201420441193U CN 204106756 U CN204106756 U CN 204106756U
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- Prior art keywords
- buoyancy aid
- liquid
- seal
- automatic liquid
- transfusion apparatus
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- Expired - Lifetime
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- 239000007788 liquid Substances 0.000 claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000004804 winding Methods 0.000 claims description 2
- 238000001802 infusion Methods 0.000 abstract description 11
- 239000008280 blood Substances 0.000 abstract description 5
- 210000004369 blood Anatomy 0.000 abstract description 5
- 230000003252 repetitive effect Effects 0.000 abstract description 4
- 239000003814 drug Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000001990 intravenous administration Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
This utility model discloses a kind of automatic liquid-stopping transfusion apparatus, comprise housing and stop liquid device, described only liquid device is arranged in described housing, described only liquid device comprises upper float, lower buoyancy aid and seal, described upper float is movably arranged on described lower buoyancy aid upper end, described seal is movably arranged on described lower buoyancy aid lower end, and described lower buoyancy aid upper end is provided with limited post, and described lower buoyancy aid inside is provided with spacing hole.The utility model has the advantage of that structure is simple, safety is higher, there is multiple detent plug function, can use continuously, automatic-sealed can be guaranteed, prevent air from entering in patient body, prevent repetitive operation, avoid the situation occurring blood back, realize dual-seal, improve the reliability of infusion pipeline sealing, improve safety further.
Description
Technical field
This utility model belongs to medical instruments field, is specifically related to a kind of automatic liquid-stopping transfusion apparatus.
Background technology
Transfusion device is a kind of disposable medical treatment consumptive materials being mainly used in venous transfusion, could use after transfusion device is generally all through aseptic process, now conventional transfusion device is all generally connected and composed by intravenous needle, helmet, infusion tube, liquid medicine filter, flow regulator, a kettle, bottle plug puncture unit, air inlet pipe air filter, also has some other parts in addition.Transfusion device mainly sets up the passage between venous patient and medicinal liquid when medical treatment, by transfusion device, medicinal liquid is inputted in human body, usual medical worker is before use transfusion device, first check the sterilization effect duration of transfusion device and pack with or without gas leakage and other exceptions, check out rear taking-up transfusion device, bottle plug puncture unit is thrust infusion bottle, hang infusion bottle on transfusion pole, be vented to medicinal liquid and flow to tube for transfusion lower end, fasten actuator, then intravenous needle is thrust the vein disinfected, after fixing, untie tourniquet, adjustment flow velocity.Traditional transfusion device needs to be extracted by transfusion needle immediately after transfusion completes, otherwise air can be caused to input human body, if air enters in human body, will have an impact, even have influence on life to the healthy of patient.
Along with the development of infusion techn and improving constantly of clinical demand, create a series of transfusion device that can be adapted to special clinical requirement, current automatic liquid-stopping transfusion apparatus is exactly a kind of new equipment replacing traditional infusion device, the feature of automatic transfusion device is when the fast infusion of liquid is complete, transfusion device can automatic liquid-stopping, air is avoided to enter the intravenous of human body, automatic liquid-stopping transfusion apparatus is generally by intravenous needle, helmet, female Luer, infusion tube, liquid medicine filter, flow regulator, drip kettle, automatic liquid-stopping device, bottle plug puncture unit, air inlet pipe air filter connects and composes, automatic liquid-stopping transfusion apparatus is generally made up of PVC or TPE, automatic liquid-stopping transfusion apparatus can retain transfusion residual liquid automatically, make transfusion device when unmanned interference, still can reserve part liquid, thus stop air to enter human body after liquid is totally lost, when reducing transfusion, harmful effect is produced to human body, decrease the workload of nurse job personnel.
Chinese patent CN201320129476.6 discloses a kind of automatic liquid-stopping transfusion apparatus, comprise the needle for inserting bottle of through connection successively, dropping funnel, flexible pipe, liquid medicine filter and venoclysis needle, described dropping funnel is provided with the blocking device blocked by flexible pipe along with the decline of the medicinal liquid page, described blocking device is buoyancy aid, the matching form that buoyancy aid shape and dropping funnel export closes, float at the medicinal liquid liquid level of dropping funnel, when medicine bottle herb liquid drips off, buoyancy aid is down to dropping funnel outlet with medicinal liquid liquid level, and by outlet obstruction.
Although above-mentioned patent can carry out self-sealing, prevent air from entering in patient body, prevent the situation of blood back, but when occurring special circumstances, such as at the end of transfusion, in the situations such as transfusion device rocks, blocking device may be caused to occur dislocation or get stuck, now export can not fit like a glove with buoyancy aid and dropping funnel, so just do not have the effect of automatic liquid-stopping, cause air to enter in patient body, or occur blood back, may malpractice be caused time serious, make troubles to medical worker and patient.
In order to solve the problem, be badly in need of a kind of transfusion device of safer automatic liquid-stopping.
Utility model content
This utility model object is to provide the automatic liquid-stopping transfusion apparatus that a kind of structure is simple, safety is higher, have multiple detent plug function.
According to the technical scheme in the invention for solving the above technical problem be: a kind of automatic liquid-stopping transfusion apparatus, comprise housing and stop liquid device, described only liquid device is arranged in described housing, wherein, described only liquid device comprises upper float, lower buoyancy aid and seal, and described upper float is movably arranged on described lower buoyancy aid upper end, and described seal is movably arranged on described lower buoyancy aid lower end, described lower buoyancy aid upper end is provided with limited post, and described lower buoyancy aid inside is provided with spacing hole.
Further, described in float downward and external week be provided with the conical surface, described lower buoyancy aid upper end is also provided with cone groove.
Further, described housing comprises the upper shell of hollow and the lower house of hollow, described lower house casing is located on the endoporus of described upper shell, described upper shell and lower house are tightened together by clip, described housing also comprises a limiting plate, and described limiting plate to be fixedly installed in upper shell and to be positioned at the top of lower house.
Further, be provided with a buoyancy aid hole in described upper float, described buoyancy aid hole internal fixtion is provided with an inner prop, and described inner cylinder end is fixed with a locating dowel.
Further, described seal is movably arranged in described spacing hole, and described seal one end is provided with ring edge, and the described seal other end is provided with sealing film, and described seal inside is provided with a recess.
Further, the diameter of described inner prop is greater than the diameter of described locating dowel.
Further, described sealing film covers one end of described recess.
Further, described locating dowel is movably set in the endoporus of described limited post, and described limited post is movably arranged in described buoyancy aid hole.
Further, be provided with anchor ring in described lower house, inside, described lower house lower end is provided with a projection, and described projection coordinates with described spacing hole is moving phase, and described projection is connected with the flexible pipe being arranged on lower house front end by liquid outlet.
Further, the described conical surface matches with described anchor ring.
The utility model has the advantage of that automatic liquid-stopping transfusion apparatus can use continuously, when exchanging infusion bottle and at the end of transfusion nearly, automatic-sealed can be guaranteed, prevent air from entering in patient body, prevent repetitive operation, avoid the situation occurring blood back, only liquid device comprises upper float, lower buoyancy aid and seal, upper float is movably arranged on lower buoyancy aid upper end, seal is movably arranged on lower buoyancy aid lower end, lower buoyancy aid upper end is provided with limited post, lower buoyancy aid inside is provided with spacing hole, anchor ring is provided with in described lower house, the conical surface matches with described anchor ring, such structure is simple, realize dual-seal, there is multiple detent plug function, improve the reliability of infusion pipeline sealing, prevent air from entering in patient body, prevent repetitive operation, avoid the situation occurring blood back, thus safety is higher, only liquid device can rise automatically when second time transfusion, prevent air from entering in patient body, prevent repetitive operation.
Except object described above, feature and advantage, other object, feature and advantage that this utility model has, will be described in further detail by reference to the accompanying drawings.
Accompanying drawing explanation
Forming the part of this description, showing preferred embodiment of the present utility model for understanding accompanying drawing of the present utility model further, and be used for principle of the present utility model is described together with description, do not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is decomposition texture schematic diagram of the present utility model;
Fig. 3 is sectional view of the present utility model;
Fig. 4 is partial sectional view of the present utility model;
Fig. 5 is the front view of only liquid device of the present utility model;
Fig. 6 is the only upper float of liquid device and the structural representation of lower buoyancy aid of the present utility model;
Fig. 7 is the structural representation of the only seal of liquid device of the present utility model.
Wherein, be labeled as in figure:
1 be housing, 10 be upper shell, 11 be liquid outlet, 12 be projection, 13 be anchor ring, 14 be limiting plate, 15 be lower house, 16 be flexible pipe, 17 be upper float, 211 be inner prop, 212 be locating dowel, 213 be buoyancy aid hole, 220 be lower buoyancy aid, 221 be reinforcement, 222 be the conical surface, 224 be spacing hole, 225 be limited post, 230 be seal, 231 be recess, 232 be sealing film, 233 be ring edge for cone groove, 223 for liquid device, 210 till clip, 2.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe this utility model in detail in conjunction with the embodiments.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that this utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 to Fig. 7, a kind of automatic liquid-stopping transfusion apparatus as shown in Figure 1 to Figure 2, comprise housing 1 and stop liquid device 2, only liquid device 2 is arranged in housing 1, housing 1 comprises the upper shell 10 of hollow and the lower house 15 of hollow, and only liquid device 2 comprises upper float 210, lower buoyancy aid 220 and seal 230.
Lower house 15 casing is as shown in Figure 3 located on the endoporus of upper shell 10, upper shell 10 and lower house 15 are tightened together by clip 17, housing 1 also comprises a limiting plate 14, limiting plate 14 to be fixedly installed in upper shell 10 and to be positioned at the top of lower house 15, limiting plate 14 limit only liquid device 2 after floating on floating.
Be provided with anchor ring 13 in lower house 15 as shown in Figure 4, inside, lower house 15 lower end is provided with a projection 12, and projection 12 coordinates with spacing hole 224 is moving phase, and projection 12 is connected with the flexible pipe 16 being arranged on lower house 15 front end by liquid outlet 11.
Upper float 210 is as shown in Figure 4 and Figure 5 movably arranged on lower buoyancy aid 220 upper end, seal 230 is movably arranged on lower buoyancy aid 220 lower end, lower buoyancy aid 220 upper end is provided with limited post 225, and lower buoyancy aid 220 inside is provided with spacing hole 224, is provided with reinforcement 221 in spacing hole 224.
A buoyancy aid hole 213 is provided with in upper float 210 as shown in Figure 6, buoyancy aid hole 213 internal fixtion is provided with an inner prop 211, inner prop 211 end winding support is provided with a locating dowel 212, the diameter of inner prop 211 is greater than the diameter of locating dowel 212, lower buoyancy aid 220 periphery is provided with the conical surface 223, lower buoyancy aid 220 upper end is also provided with cone groove 222, cone groove 222 be arranged so that liquid stream is complete time store some liquid, such liquid gravity makes lower buoyancy aid 220 press down seal 230, reach tight seal, as shown in Figure 6, the conical surface 223 matches with anchor ring 13.
Locating dowel 212 is as shown in Figure 4 movably set in the endoporus of limited post 225, and limited post 225 is movably arranged in buoyancy aid hole 213.
Seal 230 is as shown in Figure 7 movably arranged in spacing hole 224, seal 230 one end is provided with ring edge 233, ring edge 233 is film like, film like is easily out of shape, distortion makes the sealing effectiveness played when sealing, be convenient to float under buoyancy simultaneously, gluing, sealing is carried out bottom ring edge 233 and lower house 15, the diameter of ring edge 233 equals the diameter being less than inner chamber bottom lower house 15, seal 230 other end is provided with sealing film 232, seal 230 inside is provided with a recess 231, and sealing film 232 covers one end of recess 231.
The work process of automatic liquid-stopping transfusion apparatus of the present utility model: be full of liquid in the housing 1 of automatic liquid-stopping transfusion apparatus after, only liquid device 2 is under the effect of buoyancy, remain straight up, only liquid device 2 is away from bottom lower house 15, contact with limiting plate 14, thus liquid exports through liquid outlet 11 in housing 1, thus completes infusion process, when liquid level in the housing 1 of automatic liquid-stopping transfusion apparatus declines gradually, upper float 210, lower buoyancy aid 220 and seal 230 fallen downward gradually under gravity, until seal 230 is complete and liquid outlet 11 fits tightly, simultaneously ring edge 233 is close to bottom lower house 15 and is sealed, upper float 210 presses down lower buoyancy aid 220, in cone groove 222, some liquid of storage are beneficial to gain in weight and reach effective decline, thus automatic liquid-stopping transfusion apparatus relies on self gravitation to achieve automatic liquid-stopping, the conical surface 223 and anchor ring 13 are almost fitted, thus only liquid device 2 can not deflection, guarantee safety only liquid, when needs are infused again, liquid flows in housing 1, the exuberant housing 1 of liquid, under the effect of buoyancy, upper float 210, lower buoyancy aid 220 and seal 230 slowly rise, leave bottom lower house 15, leave bottom lower house 15 if seal 230 does not float, as long as rock gently several under, virtue of buoyancy, seal 230 also can float fast and leaves liquid outlet 11, and then liquid is descending, thus re-start transfusion, due to buoyancy not or other reasons causes seal 230 not float leaving bottom lower house 15 time, gently by pinching housing 1, thus reach seal 230 and float and leave bottom lower house 15, realize again infusing.
These are only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an automatic liquid-stopping transfusion apparatus, comprise housing (1) and stop liquid device (2), described only liquid device (2) is arranged in described housing (1), it is characterized in that, described only liquid device (2) comprises upper float (210), lower buoyancy aid (220) and seal (230), described upper float (210) is movably arranged on described lower buoyancy aid (220) upper end, described seal (230) is movably arranged on described lower buoyancy aid (220) lower end, described lower buoyancy aid (220) upper end is provided with limited post (225), described lower buoyancy aid (220) inside is provided with spacing hole (224).
2. automatic liquid-stopping transfusion apparatus according to claim 1, is characterized in that, described lower buoyancy aid (220) periphery is provided with the conical surface (223), and described lower buoyancy aid (220) upper end is also provided with cone groove (222).
3. automatic liquid-stopping transfusion apparatus according to claim 1, it is characterized in that, described housing (1) comprises the upper shell (10) of hollow and the lower house (15) of hollow, described lower house (15) casing is located on the endoporus of described upper shell (10), described upper shell (10) and lower house (15) are tightened together by clip (17), described housing (1) also comprises a limiting plate (14), and described limiting plate (14) to be fixedly installed in upper shell (10) and to be positioned at the top of lower house (15).
4. automatic liquid-stopping transfusion apparatus according to claim 1, it is characterized in that, a buoyancy aid hole (213) is provided with in described upper float (210), described buoyancy aid hole (213) internal fixtion is provided with an inner prop (211), and described inner prop (211) end winding support is provided with a locating dowel (212).
5. automatic liquid-stopping transfusion apparatus according to claim 1, it is characterized in that, described seal (230) is movably arranged in described spacing hole (224), described seal (230) one end is provided with ring edge (233), described seal (230) other end is provided with sealing film (232), and described seal (230) inside is provided with a recess (231).
6. automatic liquid-stopping transfusion apparatus according to claim 4, is characterized in that, the diameter of described inner prop (211) is greater than the diameter of described locating dowel (212).
7. automatic liquid-stopping transfusion apparatus according to claim 5, is characterized in that, described sealing film (232) covers one end of described recess (231).
8. automatic liquid-stopping transfusion apparatus according to claim 4, it is characterized in that, described locating dowel (212) is movably set in the endoporus of described limited post (225), and described limited post (225) is movably arranged in described buoyancy aid hole (213).
9. automatic liquid-stopping transfusion apparatus according to claim 3, it is characterized in that, anchor ring (13) is provided with in described lower house (15), described lower house (15) inside, lower end is provided with a projection (12), described projection (12) coordinates with described spacing hole (224) is moving phase, and described projection (12) is connected with the flexible pipe (16) being arranged on lower house (15) front end by liquid outlet (11).
10. automatic liquid-stopping transfusion apparatus according to claim 9, is characterized in that, the described conical surface (223) matches with described anchor ring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420441193.XU CN204106756U (en) | 2014-08-06 | 2014-08-06 | A kind of automatic liquid-stopping transfusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420441193.XU CN204106756U (en) | 2014-08-06 | 2014-08-06 | A kind of automatic liquid-stopping transfusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204106756U true CN204106756U (en) | 2015-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420441193.XU Expired - Lifetime CN204106756U (en) | 2014-08-06 | 2014-08-06 | A kind of automatic liquid-stopping transfusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204106756U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105477750A (en) * | 2016-01-04 | 2016-04-13 | 湖南省绿洲惠康发展有限公司 | Disposable automatic liquid-stop infusion apparatus |
| CN109481795A (en) * | 2018-12-29 | 2019-03-19 | 四川普瑞斯生物科技有限公司 | The dual liquid that stops of one kind is from exhaust, safety dropping funnel |
-
2014
- 2014-08-06 CN CN201420441193.XU patent/CN204106756U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105477750A (en) * | 2016-01-04 | 2016-04-13 | 湖南省绿洲惠康发展有限公司 | Disposable automatic liquid-stop infusion apparatus |
| CN109481795A (en) * | 2018-12-29 | 2019-03-19 | 四川普瑞斯生物科技有限公司 | The dual liquid that stops of one kind is from exhaust, safety dropping funnel |
| CN109481795B (en) * | 2018-12-29 | 2023-12-19 | 四川普瑞斯生物科技有限公司 | Double liquid-stopping self-exhausting safety dropping funnel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 246400 Anqing, Taihu Province Economic Development Zone, Guanyin Road, No. 2, No. Patentee after: ANHUI HONGYU WUZHOU MEDICAL MANUFACTURER CO.,LTD. Address before: 246400 Anqing, Taihu Province Economic Development Zone, Guanyin Road, No. 2, No. Patentee before: ANHUI HONGYU WUZHOU MEDICAL MANUFACTURER CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150121 |
|
| CX01 | Expiry of patent term |