CN211461613U - Bidirectional gas-liquid isolated infusion apparatus - Google Patents
Bidirectional gas-liquid isolated infusion apparatus Download PDFInfo
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- CN211461613U CN211461613U CN202020001303.6U CN202020001303U CN211461613U CN 211461613 U CN211461613 U CN 211461613U CN 202020001303 U CN202020001303 U CN 202020001303U CN 211461613 U CN211461613 U CN 211461613U
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Abstract
The utility model discloses a bidirectional gas-liquid isolation infusion apparatus, which comprises an infusion tube and a dropping funnel arranged on the infusion tube, wherein a bidirectional gas-liquid isolation mechanism is arranged in the dropping funnel; the bidirectional gas-liquid isolating mechanism comprises an upper liquid passing hopper, a separating ring, a lower liquid passing hopper and a sealing floating ball; the upper liquid passing funnel is arranged in the dropping funnel in an inverted manner, and the edge of the bottom of the upper liquid passing funnel is connected with the inner wall of the dropping funnel in a sealing manner; the separating ring is horizontally arranged in the dropping funnel, the inner edge of the separating ring is hermetically connected with the top edge of the upper liquid passing funnel, and the outer edge of the separating ring is hermetically connected with the inner wall of the dropping funnel; the lower liquid passing hopper is arranged in the dropping funnel in a positive mode and is positioned below the upper liquid passing hopper, the edge of the top of the lower liquid passing hopper is connected with the inner wall of the dropping funnel in a sealing mode, and the edge of the bottom of the lower liquid passing hopper is connected with a pipe orifice of the infusion pipe, which is communicated with the bottom of the dropping funnel, in a sealing mode; the sealed floating ball is positioned between the upper liquid passing bucket and the lower liquid passing bucket. The utility model discloses simple structure can effectively avoid the air admission blood vessel, prevents to infuse the in-process and appears the phenomenon of returning blood to prevent that the intraoperative blood pressure measurement from arousing the medicine refluence.
Description
Technical Field
The utility model relates to a transfusion system, concretely relates to transfusion system is kept apart to two-way gas-liquid.
Background
The infusion apparatus is a common medical consumable, and a channel between a vein and liquid medicine is established through aseptic treatment for intravenous infusion. In the process of infusion, air can enter blood vessels due to various reasons (such as unattended operation, busy medical care personnel and the like), so that oxygen deficiency and dysfunction of local organs of a patient are caused if the air enters the blood vessels, and air embolism is caused if the air enters the blood vessels, so that the patient dies. Meanwhile, during normal transfusion, sometimes the blood backflow phenomenon occurs when the transfusion part exerts force or the position of a transfusion bottle is too low, the influence is not great if the general amount is small, the problem can be solved by lifting the transfusion bottle or slightly pressurizing, but if the blood backflow is too much, if the treatment is not timely, the blood coagulation is easily caused, and thrombus is formed in the transfusion device or the puncture needle, so that the transfusion is not smooth; particularly, when the infusion side and the blood pressure measuring side are on the same side during the operation, blood backflow is very easily caused due to repeated blood pressure measurement, and if medicines are still in the venous infusion during the operation, the medicines can flow backwards, so that the medicine effect during the operation is not enough.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a simple structure can effectively avoid the air admission blood vessel, prevents to infuse the in-process and appears the phenomenon of returning blood to prevent that the intraoperative blood pressure measurement from arousing the two-way gas-liquid of medicine refluence and keeping apart the transfusion system.
The utility model discloses a reach the technical scheme that above-mentioned technical purpose adopted as follows:
a bidirectional gas-liquid isolation infusion apparatus comprises an infusion tube and a dropping funnel arranged on the infusion tube, wherein a bidirectional gas-liquid isolation mechanism is arranged in the dropping funnel;
the bidirectional gas-liquid isolating mechanism comprises an upper liquid passing hopper, a separating ring, a lower liquid passing hopper and a sealing floating ball;
the upper liquid passing hopper is arranged in the dropping hopper in an inverted manner, and the edge of the bottom of the upper liquid passing hopper is connected with the inner wall of the dropping hopper in a sealing manner;
the separating ring is horizontally arranged in the dropping funnel, the inner edge of the separating ring is hermetically connected with the top edge of the upper liquid passing funnel, and the outer edge of the separating ring is hermetically connected with the inner wall of the dropping funnel;
the lower liquid passing hopper is arranged in the dropping funnel in a positive mode and is positioned below the upper liquid passing hopper, the edge of the top of the lower liquid passing hopper is connected with the inner wall of the dropping funnel in a sealing mode, and the edge of the bottom of the lower liquid passing hopper is connected with a pipe orifice of the infusion pipe, which is communicated with the bottom of the dropping funnel, in a sealing mode;
the sealing floating ball is positioned between the upper liquid passing hopper and the lower liquid passing hopper and can block the upper liquid passing hopper or the lower liquid passing hopper along with the change of the liquid level in the dropping hopper or communicate the upper liquid passing hopper and the lower liquid passing hopper.
Furthermore, a dropper is connected to the opening of the infusion tube, which is communicated with the top of the dropping funnel, in a sealing manner, and the dropper extends into the dropping funnel.
Furthermore, the dropper and the infusion tube are integrally formed and are in sealing fit with a tube opening of the infusion tube, which is communicated with the top of the dropping funnel.
Further, the separating ring is in a shape of a right funnel.
Furthermore, the separating ring, the upper liquid passing hopper and the dropping funnel are integrally formed, the inner edge of the separating ring is in sealing fit with the top edge of the upper liquid passing hopper, the outer edge of the separating ring is in sealing fit with the inner wall of the dropping funnel, and the bottom edge of the upper liquid passing hopper is in sealing fit with the inner wall of the dropping funnel.
Furthermore, the lower liquid passing hopper and the dropping hopper are integrally formed, and the top edge of the lower liquid passing hopper is in sealing fit with the inner wall of the dropping hopper.
Furthermore, the lower liquid passing hopper and the infusion tube are integrally formed, and the edge of the bottom of the lower liquid passing hopper is in sealing fit with a tube opening of the infusion tube, which is communicated with the bottom of the dropping hopper.
The beneficial effects of the utility model are embodied in: simple structure, through sealed floater along with the plug is crossed to liquid level change in the dropping funnel go up and cross the liquid funnel or cross the liquid funnel down, can effectively avoid the air to get into the blood vessel, prevent to infuse the in-process and appear the phenomenon of returning blood to prevent that the intraoperative blood pressure from measuring and arousing the medicine refluence.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of the connection between an upper liquid passing bucket and a lower liquid passing bucket in the embodiment of the present invention;
fig. 2 is a schematic structural view of the lower liquid passing bucket plug in the embodiment of the present invention;
fig. 3 is a schematic structural view of the upper liquid passing bucket plugging in the embodiment of the present invention.
In the attached figure, 1-an infusion tube, 2-a dropping funnel, 3-an upper liquid passing funnel, 4-a sealing floating ball, 5-a lower liquid passing funnel, 6-a separating ring and 7-a dropper.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
Referring to fig. 1-3, a bidirectional gas-liquid isolation infusion apparatus comprises an infusion tube 1 and a dropping funnel 2 mounted on the infusion tube 1, wherein a bidirectional gas-liquid isolation mechanism is mounted in the dropping funnel 2;
the bidirectional gas-liquid isolating mechanism comprises an upper liquid passing hopper 3, a separating ring 6, a lower liquid passing hopper 5 and a sealing floating ball 4;
the upper liquid passing funnel 3 is arranged in the dropping funnel 2 in an inverted manner, and the edge of the bottom of the upper liquid passing funnel is connected with the inner wall of the dropping funnel 2 in a sealing manner;
the separating ring 6 is horizontally arranged in the dropping funnel 2, the inner edge of the separating ring is hermetically connected with the top edge of the upper liquid passing funnel 3, and the outer edge of the separating ring 6 is hermetically connected with the inner wall of the dropping funnel 2;
the lower liquid passing funnel 5 is arranged in the dropping funnel 2 in a positive mode and is positioned below the upper liquid passing funnel 3, the top edge of the lower liquid passing funnel is connected with the inner wall of the dropping funnel 2 in a sealing mode, and the bottom edge of the lower liquid passing funnel 5 is connected with a pipe opening of the infusion pipe 1, which is communicated with the bottom of the dropping funnel 2 in a sealing mode;
the sealing floating ball 4 is a silica gel floating ball, improves the sealing reliability of the sealing floating ball 4, is positioned between the upper liquid passing bucket 3 and the lower liquid passing bucket 5, and can block the upper liquid passing bucket 3 or the lower liquid passing bucket 5 along with the change of the liquid level in the dropping bucket 2 or communicate the upper liquid passing bucket 3 and the lower liquid passing bucket 5.
Specifically, the infusion tube 1 is connected with a dropper 7 through a tube opening at the top of the dropping funnel 2 in a sealing manner, and the dropper 7 extends into the dropping funnel 2. The flow velocity of the liquid medicine of the infusion apparatus can be observed conveniently by means of the dropper 7.
Specifically, the dropper 7 and the infusion tube 1 are integrally formed and are in sealing fit with a tube opening at the top of the infusion tube 1, which is communicated with the dropping funnel 2. The reliability of the sealing connection of the dropper 7 and the pipe orifice of the infusion tube 1 communicated with the top of the dropping funnel 2 is improved.
In particular, the separating ring 6 is in the shape of a right funnel. Ensure that the liquid medicine can be smoothly delivered to the patient through the dropping funnel 2.
Specifically, the separating ring 6, the upper liquid passing hopper 3 and the dropping funnel 2 are integrally formed, the inner edge of the separating ring 6 is in sealing fit with the top edge of the upper liquid passing hopper 3, the outer edge of the separating ring 6 is in sealing fit with the inner wall of the dropping funnel 2, and the bottom edge of the upper liquid passing hopper 3 is in sealing fit with the inner wall of the dropping funnel 2. The reliability of the sealing connection of the separation ring 6 with the upper liquid passing bucket 3 and the dropping bucket 2 and the reliability of the sealing connection of the upper liquid passing bucket 3 and the dropping bucket 2 are improved.
Specifically, the lower liquid passing funnel 5 and the dropping funnel are integrally formed, and the top edge of the lower liquid passing funnel is in sealing fit with the inner wall of the dropping funnel 2. The reliability of the sealing connection between the lower liquid passing hopper 5 and the dropping funnel 2 is improved.
Specifically, the lower liquid passing hopper 5 and the infusion tube 1 are integrally formed, and the edge of the bottom of the lower liquid passing hopper is in sealing fit with a tube opening at the bottom of a drip hopper 2 communicated with the infusion tube 1. The reliability of the sealing connection between the lower liquid passing hopper 5 and the pipe orifice of the bottom of the drip hopper 2 communicated with the infusion pipe 1 is improved.
The working mode is as follows:
referring to fig. 1, in the normal transfusion process, a certain liquid level height exists in the dropping funnel 2, and the sealing floating ball 4 is suspended between the upper liquid passing funnel 3 and the lower liquid passing funnel 5 by the liquid level buoyancy, so that the dropping funnel 2 is kept smooth for normal transfusion;
referring to fig. 2, when air enters the infusion apparatus, the liquid level in the dropping funnel 2 continuously drops, the sealing floating ball 4 drops to the lower part of the sealing plug along with the drop of the liquid level and passes through the liquid funnel 5, and the air is prevented from flowing to the blood vessel of the patient through the infusion apparatus;
referring to fig. 3, when the blood pressure is measured in the process of passing or lowering the position of an infusion bottle, the liquid medicine cannot enter the blood vessel, the liquid level in the dropping funnel 2 rises, the sealing floating ball 4 is upwards displaced to the sealing plug by the buoyancy of the liquid medicine to pass through the liquid funnel 3, the blood is prevented from flowing back to enter the infusion apparatus, and the backflow of the medicine is effectively avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. The utility model provides a transfusion system is kept apart to two-way gas-liquid, includes transfer line (1) and install in drip chamber (2) on transfer line (1), its characterized in that: a bidirectional gas-liquid isolating mechanism is arranged in the dropping funnel (2);
the bidirectional gas-liquid isolating mechanism comprises an upper liquid passing hopper (3), a separating ring (6), a lower liquid passing hopper (5) and a sealing floating ball (4);
the upper liquid passing hopper (3) is arranged in the dropping hopper (2) in an inverted manner, and the edge of the bottom of the upper liquid passing hopper is connected with the inner wall of the dropping hopper (2) in a sealing manner;
the separating ring (6) is horizontally arranged in the dropping funnel (2), the inner edge of the separating ring is hermetically connected with the top edge of the upper liquid passing funnel (3), and the outer edge of the separating ring (6) is hermetically connected with the inner wall of the dropping funnel (2);
the lower liquid passing hopper (5) is arranged in the dropping funnel (2) in a positive mode and is positioned below the upper liquid passing hopper (3), the top edge of the lower liquid passing hopper is connected with the inner wall of the dropping funnel (2) in a sealing mode, and the bottom edge of the lower liquid passing hopper (5) is connected with a pipe orifice of the infusion pipe (1) communicated with the bottom of the dropping funnel (2) in a sealing mode;
the sealing floating ball (4) is positioned between the upper liquid passing hopper (3) and the lower liquid passing hopper (5) and can seal the upper liquid passing hopper (3) or the lower liquid passing hopper (5) along with the change of the liquid level in the dropping hopper (2) or communicate the upper liquid passing hopper (3) and the lower liquid passing hopper (5).
2. The bidirectional gas-liquid isolation infusion set according to claim 1, characterized in that: the infusion tube (1) is communicated with a dropper (7) which is connected with the top of the dropping funnel (2) in a sealing way, and the dropper (7) stretches into the dropping funnel (2).
3. The bidirectional gas-liquid isolation infusion set according to claim 2, characterized in that: the dropper (7) and the infusion tube (1) are integrally formed and are communicated with the infusion tube (1) and the tube opening at the top of the dropping funnel (2) is in sealing fit.
4. The bidirectional gas-liquid isolation infusion set according to any one of claims 1-3, characterized in that: the separating ring (6) is in a shape of a funnel arranged in a positive way.
5. The bidirectional gas-liquid isolation infusion set according to any one of claims 1-3, characterized in that: the separating ring (6) is integrally formed with the upper liquid passing hopper (3) and the dropping funnel (2), the inner edge of the separating ring (6) is in sealing fit with the top edge of the upper liquid passing hopper (3), the outer edge of the separating ring (6) is in sealing fit with the inner wall of the dropping funnel (2), and the bottom edge of the upper liquid passing hopper (3) is in sealing fit with the inner wall of the dropping funnel (2).
6. The bidirectional gas-liquid isolation infusion set according to any one of claims 1-3, characterized in that: the lower liquid passing hopper (5) and the dropping hopper are integrally formed, and the top edge of the lower liquid passing hopper is in sealing fit with the inner wall of the dropping hopper (2).
7. The bidirectional gas-liquid isolation infusion set according to any one of claims 1-3, characterized in that: the lower liquid passing hopper (5) and the infusion tube (1) are integrally formed, and the edge of the bottom of the lower liquid passing hopper is in sealing fit with a tube opening at the bottom of the dropping hopper (2) communicated with the infusion tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020001303.6U CN211461613U (en) | 2020-01-02 | 2020-01-02 | Bidirectional gas-liquid isolated infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020001303.6U CN211461613U (en) | 2020-01-02 | 2020-01-02 | Bidirectional gas-liquid isolated infusion apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN211461613U true CN211461613U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020001303.6U Active CN211461613U (en) | 2020-01-02 | 2020-01-02 | Bidirectional gas-liquid isolated infusion apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN211461613U (en) |
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- 2020-01-02 CN CN202020001303.6U patent/CN211461613U/en active Active
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