CN215023700U - Disposable drip-proof kettle leakage infusion device - Google Patents
Disposable drip-proof kettle leakage infusion device Download PDFInfo
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- CN215023700U CN215023700U CN202023060659.6U CN202023060659U CN215023700U CN 215023700 U CN215023700 U CN 215023700U CN 202023060659 U CN202023060659 U CN 202023060659U CN 215023700 U CN215023700 U CN 215023700U
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Abstract
A disposable drip-proof kettle leakage infusion set comprises a first infusion tube, a second infusion tube and an infusion drip kettle; the transfusion drip cup is provided with a liquid inlet end and a liquid outlet end, the liquid inlet end of the transfusion drip cup is communicated with the first transfusion tube, and the liquid outlet end of the transfusion drip cup is communicated with the second transfusion tube; an inner cylinder is arranged in the infusion drip cup; the top of the inner cylinder is provided with a circular opening, the bottom of the inner cylinder is connected with the bottom of the infusion drip cup, the bottom of the inner cylinder is provided with a liquid outlet, the liquid outlet is communicated with the liquid outlet end of the infusion drip cup, and the diameter of the liquid outlet is equal to that of the liquid outlet end of the infusion drip cup; the outer wall of the inner cylinder is provided with two strip-shaped slits which are in a cross shape; a suspended rubber plug is arranged in the inner cylinder; the rubber stopper comprises an upper part and a lower part; the upper part is cylindrical; the upper part is provided with a cavity in a hollow way; the lower part is in an inverted trapezoid shape. The utility model discloses in, realize the shutoff of rubber buffer, can prevent venous blood backward flow, the formation of air embolism when can avoiding the pressurization infusion.
Description
Technical Field
The utility model relates to a transfusion system field especially relates to disposable drip-proof kettle leaks empty transfusion system.
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. Generally, the infusion apparatus is formed by connecting eight parts, namely a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, and a part of the infusion apparatus also comprises an injection piece, a medicine adding port and the like.
The intravenous drip cup belongs to the penultimate structure (counted from top to bottom) of a disposable infusion set, has the functions of displaying the dripping speed and exhausting air for the first time, and can be used for emergently adding medicines. Infusion work of each clinical department is heavy, and each patient has multiple groups of liquid infusion.
In conventional transfusion, the leakage of a drip cup generally cannot cause serious consequences, but can cause the conditions of pollution, venous return, blockage of a transfusion port by a coagulated blood clot and the like. If the drip cup leaks empty during the pressurized infusion, air embolism may occur, and even the death of the patient may result. In addition, the drip chamber leak event often causes psychological stress on the patient and family members.
The drip chamber is often empty, and the drip chamber completely depends on the close attention of patients, family members and medical care workers, so that the occurrence of the events is avoided, and the drip chamber is very inconvenient.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem that exists among the background art, the utility model provides a disposable drip-proof kettle leaks empty transfusion system realizes the shutoff of rubber buffer, can prevent venous blood backward flow, can avoid the formation of air embolism when the pressurization is transfused.
(II) technical scheme
In order to solve the problems, the utility model provides a disposable drip-proof kettle leakage infusion apparatus, which comprises a first infusion tube, a second infusion tube and an infusion drip kettle;
the transfusion drip cup is provided with a liquid inlet end and a liquid outlet end, the liquid inlet end of the transfusion drip cup is communicated with the first transfusion tube, and the liquid outlet end of the transfusion drip cup is communicated with the second transfusion tube;
an inner cylinder is arranged in the infusion drip cup; the top of the inner cylinder is provided with a circular opening, the bottom of the inner cylinder is connected with the bottom of the infusion drip cup, the bottom of the inner cylinder is provided with a liquid outlet, the liquid outlet is communicated with the liquid outlet end of the infusion drip cup, and the diameter of the liquid outlet is equal to that of the liquid outlet end of the infusion drip cup; the outer wall of the inner cylinder is provided with two strip-shaped slits which are in a cross shape; a suspended rubber plug is arranged in the inner cylinder;
the rubber stopper comprises an upper part and a lower part; the upper part is cylindrical; the upper part is provided with a cavity in a hollow way; the lower part is in an inverted trapezoid shape, and the diameter of the upper end of the lower part is larger than that of the lower end of the lower part; the diameter of the upper end of the lower part is larger than that of the liquid outlet, and the diameter of the lower end of the lower part is smaller than that of the liquid outlet.
Preferably, the infusion drip cup and the inner barrel are both made of transparent materials.
Preferably, the infusion drip cup is a hard sleeve.
Preferably, the diameter of the transfusion drip cup is 10 mm; the diameter of the inner cylinder is 7mm, and the height of the inner cylinder is 12 mm; the diameter of the circular opening at the top of the inner cylinder is 2 mm; the diameters of the liquid outlet and the second liquid conveying pipe are both 2 mm; the width of the strip-shaped seam is 1.5 mm; the diameter of the upper part 41 of the rubber plug is 6mm, and the height is 7 mm; the size of the cavity is 3mm multiplied by 3 mm; the diameter of the upper end of the lower part is 3.5mm, and the diameter of the lower end of the lower part is 2 mm.
In the utility model, when the liquid level in the transfusion drip cup is higher than the inner barrel, the rubber plug floats upwards, the transfusion device is opened, and the transfusion process is realized. When the liquid level in the infusion drip cup is reduced to a half of the inner cylinder, the rubber plug blocks the liquid outlet, so that the infusion drip cup is prevented from being empty, and the plugging process of the rubber plug is realized. Meanwhile, venous blood backflow can be prevented due to certain pressure of the infusion water column. After the transfusion drip cup is blocked, the formation of air embolism during pressurized transfusion can be avoided.
Drawings
Fig. 1 is a schematic structural view of the disposable drip-proof kettle leakage infusion apparatus provided by the utility model.
Fig. 2 is a schematic structural view of the inner barrel in the disposable drip-proof kettle leakage-proof infusion apparatus provided by the utility model.
FIG. 3 is a schematic structural view of the rubber plug in the disposable drip-proof bottle emptying-leaking infusion apparatus of the present invention
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the disposable drip-proof infusion apparatus provided by the present invention comprises a first infusion tube 1, a second infusion tube 5 and an infusion drip cup 2;
the transfusion drip cup 2 is provided with a liquid inlet end and a liquid outlet end, the liquid inlet end is communicated with the first transfusion tube 1, and the liquid outlet end is communicated with the second transfusion tube 5;
the inner cylinder 3 is arranged in the transfusion drip cup 2; the top of the inner cylinder 3 is provided with a circular opening, the bottom of the inner cylinder 3 is connected with the bottom of the transfusion drip cup 2, the bottom of the inner cylinder 3 is provided with a liquid outlet 32, the liquid outlet 32 is communicated with the liquid outlet end of the transfusion drip cup 2, and the diameter of the liquid outlet 32 is equal to that of the liquid outlet end of the transfusion drip cup 2; the outer wall of the inner cylinder 3 is provided with two strip-shaped slits 31, and the two strip-shaped slits 31 are crossed; a suspended rubber plug 4 is arranged in the inner barrel 3;
In the utility model, when the liquid level in the transfusion drip cup 2 is higher than the inner barrel 3, the rubber plug 4 floats upwards, the transfusion device is opened, and the transfusion process is realized. When the liquid level in the transfusion drip cup 2 is reduced to a half of the inner cylinder 3, the rubber plug 4 blocks the liquid outlet 32, so that the transfusion drip cup 2 is prevented from being emptied, and the plugging process of the rubber plug 4 is realized. Meanwhile, venous blood backflow can be prevented due to certain pressure of the infusion water column. After the transfusion drip cup 2 is blocked, the formation of air embolism during pressurized transfusion can be avoided.
It should be noted that the utility model discloses can derive a series of transfusion system, improve all relevant transfusion system drip cups and can leak empty possibility by accident.
In an optional embodiment, the infusion drip cup 2 and the inner barrel 3 are made of transparent materials, so that the internal condition can be observed conveniently, and the use is safer.
In an alternative embodiment, the infusion drip cup 2 is a hard sleeve, is not easy to deform due to pressure and is safer to use.
In an alternative embodiment, the infusion drip cup 2 has a diameter of 10 mm;
the diameter of the inner cylinder 3 is 7mm, and the height of the inner cylinder 3 is 12 mm; the diameter of a circular opening at the top of the inner cylinder 3 is 2 mm; the diameters of the liquid outlet 32 and the second liquid conveying pipe 5 are both 2 mm; the width of the strip slit 31 is 1.5mm
The diameter of the upper part 41 of the rubber plug 4 is 6mm, and the height is 7 mm; the cavity 43 is 3mm × 3mm × 3mm in size; the diameter of the upper end of the lower part 42 is 3.5mm, and the diameter of the lower end of the lower part 42 is 2 mm; the corners of the rubber plug 4 adopt arc design;
wherein, the lower part of the rubber plug 4 is the same as the inner diameter of the second transfusion tube 5 (about 2.5mm) from the 4 th mm position from top to bottom; meanwhile, correspondingly, the diameter of the liquid outlet 32 of the inner cylinder 3 is matched with that of the rubber plug 4, and the periphery of the liquid outlet 32 adopts an arc design; wherein, the second transfer line 5 from the top down 5mm position department, design and rubber buffer 4 periphery laminating form the shutoff.
In an alternative embodiment, the rubber stopper 4 is arranged in the liquid medicine of the transfusion drip cup 2, and the buoyancy thereof is 5-10% larger than the natural gravity thereof.
It should be noted that the upper half of the rubber stopper 4 may not be designed to be hollow, and the upper half of the rubber stopper 4 may be made of a material having a density slightly less than that of water.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (4)
1. A disposable drip-proof kettle leakage infusion set is characterized by comprising a first infusion tube (1), a second infusion tube (5) and an infusion drip kettle (2);
the transfusion drip cup (2) is provided with a liquid inlet end and a liquid outlet end, the liquid inlet end is communicated with the first transfusion tube (1), and the liquid outlet end is communicated with the second transfusion tube (5);
an inner cylinder (3) is arranged in the transfusion drip cup (2); the top of the inner cylinder (3) is provided with a circular opening, the bottom of the inner cylinder (3) is connected with the bottom of the transfusion drip cup (2), the bottom of the inner cylinder (3) is provided with a liquid outlet (32), the liquid outlet (32) is communicated with the liquid outlet end of the transfusion drip cup (2), and the diameter of the liquid outlet (32) is equal to that of the liquid outlet end of the transfusion drip cup (2); the outer wall of the inner cylinder (3) is provided with two strip-shaped slits (31), and the two strip-shaped slits (31) are crossed; a suspension rubber plug (4) is arranged in the inner cylinder (3);
the rubber stopper (4) comprises an upper part (41) and a lower part (42); the upper part (41) is cylindrical; the upper part (41) is provided with a cavity (43) in a hollow way; the lower part (42) is in an inverted trapezoid shape, and the diameter of the upper end of the lower part (42) is larger than that of the lower end thereof; the diameter of the upper end of the lower part (42) is larger than that of the liquid outlet (32), and the diameter of the lower end of the lower part (42) is smaller than that of the liquid outlet (32).
2. The disposable drip-proof kettle emptying-leaking infusion set according to claim 1, wherein the infusion drip kettle (2) and the inner cylinder (3) are both made of transparent materials.
3. The disposable drip-proof kettle leakage-proof infusion set according to claim 1, wherein the infusion drip kettle (2) is a rigid sleeve.
4. The disposable drip-proof kettle leakage infusion set according to claim 1, wherein the infusion drip kettle (2) has a diameter of 10 mm;
the diameter of the inner cylinder (3) is 7mm, and the height of the inner cylinder (3) is 12 mm; the diameter of a circular opening at the top of the inner cylinder (3) is 2 mm; the diameters of the liquid outlet (32) and the second liquid conveying pipe (5) are both 2 mm; the width of the strip-shaped seam (31) is 1.5 mm;
the diameter of the upper part (41) of the rubber plug (4) is 6mm, and the height is 7 mm; the size of the cavity (43) is 3mm multiplied by 3 mm; the diameter of the upper end of the lower part (42) is 3.5mm, and the diameter of the lower end of the lower part (42) is 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060659.6U CN215023700U (en) | 2020-12-17 | 2020-12-17 | Disposable drip-proof kettle leakage infusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060659.6U CN215023700U (en) | 2020-12-17 | 2020-12-17 | Disposable drip-proof kettle leakage infusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215023700U true CN215023700U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023060659.6U Active CN215023700U (en) | 2020-12-17 | 2020-12-17 | Disposable drip-proof kettle leakage infusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215023700U (en) |
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- 2020-12-17 CN CN202023060659.6U patent/CN215023700U/en active Active
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