CN213724036U - Infusion apparatus capable of preventing air embolism - Google Patents
Infusion apparatus capable of preventing air embolism Download PDFInfo
- Publication number
- CN213724036U CN213724036U CN202021127910.3U CN202021127910U CN213724036U CN 213724036 U CN213724036 U CN 213724036U CN 202021127910 U CN202021127910 U CN 202021127910U CN 213724036 U CN213724036 U CN 213724036U
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- CN
- China
- Prior art keywords
- elastic blocking
- blocking film
- infusion
- dropper
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001802 infusion Methods 0.000 title claims abstract description 81
- 206010001526 Air embolism Diseases 0.000 title claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 77
- 230000002265 prevention Effects 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims description 21
- 239000003814 drug Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 2
- 239000008280 blood Substances 0.000 abstract description 5
- 210000004369 blood Anatomy 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 description 3
- 241001411320 Eriogonum inflatum Species 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000151 anti-reflux effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an air embolism prevention transfusion system, which comprises a plug, an air inlet pipe, a dropper, a filter and a needle head. The plug is connected with one end of the dropper; the air inlet pipe is arranged at the side part of the dropper; a blocker is arranged in the dropper and comprises a gathering port, a first elastic blocking film and a second elastic blocking film, wherein the gathering port is arranged on the inner side wall of the dropper, the first elastic blocking film is arranged on the gathering port, and the second elastic blocking film is arranged on the gathering port; the blocking device can be switched between a first state and a second state, wherein in the first state, the first elastic blocking film and the second elastic blocking film are attached to each other, and in the second state, the first elastic blocking film and the second elastic blocking film are far away from each other to form a transfusion channel; the needle head is connected with the other end of the dropper and is used for being inserted into a human body. The utility model discloses can prevent that the air from getting into in the human body, and after the infusion was accomplished, prevent blood return automatically, increase infusion person's safety.
Description
Technical Field
The utility model relates to the technical field of medical supplies, in particular to an air embolism prevention infusion apparatus.
Background
The infusion apparatus is a medical appliance for infusion, and when the infusion apparatus is used for infusion, the cannula on the infusion apparatus is inserted into the infusion bottle, so that liquid medicine in the infusion bottle enters a human body through the infusion tube to complete infusion.
However, when the traditional infusion apparatus finishes infusion of liquid medicine and the pulley switch is not closed in time (for example, the infusion time is long, and a nurse does not notice whether the infusion apparatus finishes infusion or not after handling other things), two situations occur, firstly, when the infusion bottle is too high and the external air pressure is higher than the blood pressure of a human body, the air in the infusion bottle enters the human body along with the liquid medicine, so that the air embolism of an infusion person is caused, and the safety of the infusion person is threatened; secondly, when the infusion bottle is too low or the force of the infusion person is applied, and the blood pressure of the human body is higher than the air pressure, the blood of the human body flows back to the dropper, and the safety of the infusion person is also influenced.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the above-mentioned technology to a certain extent. Therefore, the present invention is directed to an air embolism prevention infusion apparatus, which can prevent air from entering into the human body, and prevent blood from flowing back after the infusion is completed, thereby increasing the safety of the infusion person.
In order to achieve the above object, an embodiment of the present invention provides an air embolism prevention infusion apparatus, including:
the plug is connected with one end of the dropper and is used for being inserted into an infusion bottle;
the air inlet pipe is arranged on the side part of the dropper, and a pipe orifice of the air inlet pipe is upwards arranged and provided with a first filtering membrane;
the dropper is provided with a blocker, the blocker comprises a gathering port, a first elastic blocking film and a second elastic blocking film, the gathering port is arranged on the inner side wall of the dropper, the first elastic blocking film is arranged on the gathering port, and the second elastic blocking film is arranged on the gathering port and is opposite to the first elastic blocking film; the blocking device can be switched between a first state and a second state, wherein in the first state, the first elastic blocking film and the second elastic blocking film are attached to each other, and in the second state, the first elastic blocking film and the second elastic blocking film are far away from each other to form a transfusion channel;
the filter is connected with the other end of the dropper, and a second filtering membrane used for filtering impurity particles and bubbles in the liquid medicine is arranged in the filter;
and the needle head is connected with the end part of the other end of the dropper and is used for being inserted into a human body.
According to the utility model discloses prevent air embolism transfusion system, when the infusion, in the plug inserted the infusion bottle, the intake pipe got into the air, made the liquid medicine in the infusion bottle flow to the burette in, because the liquid medicine is under the effect of gravity, first elasticity block the membrane with second elasticity blocks the membrane and keeps away from each other, and the liquid medicine is carried to the human body through the infusion passageway in, and after the infusion was accomplished, first elasticity block the membrane with second elasticity blocks the membrane and laminates each other and close the infusion passageway, prevents effectively that the air from getting into the human body. Meanwhile, when the liquid medicine passes through the filtering membrane in the filter, the liquid medicine can be effectively filtered, and air bubbles can be removed. Therefore, the utility model discloses can prevent that the air from getting into in the human body, and after the infusion was accomplished, prevent automatically that the air from getting into the human body, increase infusion person's safety.
In addition, the air embolism prevention infusion apparatus provided by the above embodiment of the present invention can also have the following additional technical features:
further, in the first state, the first elastic blocking film and the second elastic blocking film are attached to each other, and the first elastic blocking film and the second elastic blocking film are substantially linear.
Further, in the first state, the first elastic blocking film and the second elastic blocking film are attached to each other, and the first elastic blocking film and the second elastic blocking film are approximately wave-shaped.
Further, still include transfer line and pulley switch, the transfer line is used for the infusion, pulley switch sets up in order to open or close the infusion on the transfer line.
Furthermore, the infusion tube is provided with two blockers, wherein one blocker is arranged close to the plug, and the other blocker is arranged close to the needle head.
Further, the filter membrane is disposed between the two occluders.
Drawings
Fig. 1 is a schematic structural view of an air embolism prevention infusion apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a blocker according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another blocker according to an embodiment of the present invention.
Description of the reference symbols
An air embolism prevention infusion apparatus 1;
a plug 100;
an air inlet pipe 200 and a first filter membrane 201;
the Murphy dropper 300, the blocker 301, the gathering port 3011, the first elastic blocking film 3012, the second elastic blocking film 3013 and the transfusion channel 3014;
a needle 400;
a filter 500, a second filter membrane 501;
a pulley switch 600.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 3, an air embolism prevention infusion apparatus 1 according to an embodiment of the present invention includes a plug 100, an air inlet tube 200, a dropper 300, a needle 400, and a filter 500.
The plug 100 is connected with one end of the dropper 300, the plug 100 is used for being inserted into an infusion bottle (not shown in the figure), the infusion bottle usually contains liquid medicine to be infused, and when infusion is needed, the plug 100 is aligned with a bottle stopper of the infusion bottle and is inserted into the bottle stopper so as to output the liquid medicine in the infusion bottle. The air inlet pipe 200 is disposed at a side portion of the dropper 300, and a nozzle of the air inlet pipe 200 is disposed generally upward to facilitate air to enter the dropper 300, so that the liquid medicine in the dropper 300 is smoothly discharged. Meanwhile, a first filter membrane 201 is arranged in the mouth of the air inlet pipe 200, and the first filter membrane 201 prevents dust particles in the air from entering the Murphy's dropper.
A blocker 301 is arranged on the dropper 300, the blocker 301 comprises a gathering port 3011, a first elastic blocking film 3012 and a second elastic blocking film 3013, the gathering port 3011 is arranged on the inner side wall of the dropper 300, the first elastic blocking film 3012 is arranged on the gathering port 3011, and the second elastic blocking film 3013 is arranged on the gathering port 3011 and is opposite to the first elastic blocking film 3012; the blocking device 301 can be switched between a first state in which the first elastic blocking film 3012 and the second elastic blocking film 3013 are attached to each other, and a second state in which the first elastic blocking film 3012 and the second elastic blocking film 3013 are separated from each other to form the infusion path 3014. That is, the first state is an initial state in which the liquid medicine is not in the dropper 300, the first elastic blocking film 3012 and the second elastic blocking film 3013 are attached to each other, and the second state is an infusion state in which the liquid medicine separates the first elastic blocking film 3012 and the second elastic blocking film 3013 from each other by gravity and passes through the infusion path 3014. Wherein the blocker may typically be an anti-reflux silica gel core.
The gathering port 3011 is a guide port for gathering the liquid medicine, the first elastic blocking film 3012 is disposed on one side of the gathering port 3011, and the second elastic blocking film 3013 is disposed on the other side of the gathering port 3011.
The filter 500 is connected to the other end of the dropper 300, and a second filter 501 for filtering foreign particles and bubbles in the chemical solution is provided therein. The second filter 501 may cut air in the dropper 300 to reduce air bubbles. A needle 400 is connected to the other end of the dropper 300, and the needle 400 is used for insertion into a human body.
During infusion, the plug 100 is inserted into an infusion bottle, air enters the air inlet pipe 200, so that the liquid medicine in the infusion bottle flows into the dropper 300, the first elastic blocking film 3012 and the second elastic blocking film 3013 are away from each other under the action of gravity, the liquid medicine is conveyed into a human body through the infusion channel 3014, and after the infusion is finished, the first elastic blocking film 3012 and the second elastic blocking film 3013 are attached to each other to close the infusion channel 3014, so that air is effectively prevented from entering the human body. Meanwhile, when the liquid medicine passes through the second filtering membrane 501 in the dropper 300, the liquid medicine can be effectively filtered, and air bubbles can be removed. Therefore, the utility model discloses can prevent that the air from getting into in the human body, and after the infusion was accomplished, prevent automatically that the air from getting into the human body, increase infusion person's safety.
As an embodiment, as shown in fig. 2, in the first state, the first elastic blocking film 3012 and the second elastic blocking film 3013 are attached to each other, and the first elastic blocking film 3012 and the second elastic blocking film 3013 are substantially linear, so that the first elastic blocking film 3012 and the second elastic blocking film 3013 are easily separated to form the infusion channel 3014.
As another specific example, as shown in fig. 3, in the first state, the first elastic blocking film 3012 and the second elastic blocking film 3013 are attached to each other, and the first elastic blocking film 3012 and the second elastic blocking film 3013 are substantially wave-shaped, that is, both sides of the first elastic blocking film 3012 and the second elastic blocking film 3013 are S-shaped by thermoplastic die casting, and the lower opening can be opened or closed, so that the first elastic blocking film 3012 and the second elastic blocking film 3013 are less likely to be separated, and blood backflow is effectively prevented. The medical staff can select one of the two types according to the requirement.
Optionally, the infusion tube and the pulley switch 600 are also included in this example, the infusion tube is used for infusion, and the pulley switch 600 is slid to turn on or off the infusion. The pulley switch 600 is prior art and will not be described herein.
In some examples, two blockers 301 are disposed on the dropper 300, wherein one blocker 301 is disposed adjacent to the plug 100 and the other blocker 301 is disposed adjacent to the needle 400. The blocker 301 provided near the plug 100 effectively prevents air from entering the dropper 300 after the completion of the infusion, and the blocker 301 provided near the needle 400 effectively prevents blood from flowing out of the human body after the completion of the infusion. Wherein the second filter membrane 501 may be disposed between two occluders 301.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. An air embolism prevention infusion set is characterized by comprising:
the dropper is provided with a blocker, the blocker comprises a gathering port, a first elastic blocking film and a second elastic blocking film, the gathering port is arranged on the inner side wall of the dropper, the first elastic blocking film is arranged on the gathering port, and the second elastic blocking film is arranged on the gathering port and is opposite to the first elastic blocking film; the blocking device can be switched between a first state and a second state, wherein in the first state, the first elastic blocking film and the second elastic blocking film are attached to each other, and in the second state, the first elastic blocking film and the second elastic blocking film are far away from each other to form a transfusion channel;
the plug is connected with one end of the dropper and is used for being inserted into an infusion bottle;
the air inlet pipe is arranged on the side part of the dropper, and a pipe orifice of the air inlet pipe is upwards arranged and provided with a first filtering membrane;
the filter is connected with the other end of the dropper, and a second filtering membrane used for filtering impurity particles and bubbles in the liquid medicine is arranged in the filter;
and the needle head is connected with the end part of the other end of the dropper and is used for being inserted into a human body.
2. The anti-air embolism infusion set of claim 1, wherein the first elastic blocking membrane and the second elastic blocking membrane are substantially linear.
3. The anti-air embolism infusion set of claim 1, wherein the first elastic blocking membrane and the second elastic blocking membrane are substantially wave-shaped.
4. The anti-air embolism infusion set according to claim 1, further comprising an infusion tube for infusion and a pulley switch disposed on the infusion tube to open or close the infusion.
5. The anti-air embolism infusion set according to claim 4, wherein two of the occluders are disposed on the infusion tube, one occluder being disposed adjacent to the plug and the other occluder being disposed adjacent to the needle.
6. The anti-air embolism infusion set according to claim 5 wherein the filter membrane is disposed between two of the occluders.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021127910.3U CN213724036U (en) | 2020-06-17 | 2020-06-17 | Infusion apparatus capable of preventing air embolism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021127910.3U CN213724036U (en) | 2020-06-17 | 2020-06-17 | Infusion apparatus capable of preventing air embolism |
Publications (1)
Publication Number | Publication Date |
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CN213724036U true CN213724036U (en) | 2021-07-20 |
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ID=76814301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202021127910.3U Expired - Fee Related CN213724036U (en) | 2020-06-17 | 2020-06-17 | Infusion apparatus capable of preventing air embolism |
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Country | Link |
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CN (1) | CN213724036U (en) |
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2020
- 2020-06-17 CN CN202021127910.3U patent/CN213724036U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210720 |