CN216456360U

CN216456360U - Medicine liquid filter capable of adding medicine

Info

Publication number: CN216456360U
Application number: CN202122474108.2U
Authority: CN
Inventors: 简玉梅; 邱博; 梅绍伟; 田军; 杨剑; 刘方文; 胡斌
Original assignee: JIANGXI HONGDA MEDICAL EQUIPMENT GROUP CO Ltd
Current assignee: JIANGXI HONGDA MEDICAL EQUIPMENT GROUP CO Ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-10
Anticipated expiration: 2031-10-14

Abstract

The utility model provides a can add medicine liquid filter, includes casing and lower casing to and the filtration membrane of card between last casing and lower casing, the top of going up the casing is equipped with the inlet channel, is equipped with on the outer wall and adds the medicine passageway, and the both sides limit of inlet channel is equipped with handheld board respectively, is equipped with the backplate on the outer wall that adds the medicine passageway, inlays through the riveting mode in adding the medicine passageway and is equipped with elastic sealing element. The utility model is convenient for installing the elastic sealing element from the outside to rivet and weld, is convenient for medical staff to hand and add medicine through the hand-held plate, achieves the effect of preventing acupuncture through the guard plate, and when adding medicine, the injector punctures the elastic sealing element to inject and add medicine so as to shorten the flowing distance of the added liquid medicine in the infusion hose, thereby improving the medicine delivery efficiency, namely, the added medicine is quickly input into the body of a patient and the patient is treated. In addition, through will filtering and add two functions of medicine and integrate simultaneously on this liquid medicine filter, the automatic equipment of transfusion system of can being convenient for to improve production efficiency.

Description

Medicine liquid filter capable of adding medicine

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a liquid medicine filter capable of adding medicine.

Background

The existing liquid medicine filter mainly comprises a shell and a filtering membrane, can be used for filtering particles in liquid medicine, and has a filtering rate of not less than 90%. The current liquid medicine filter does not have the direct medicine function of adding in area, but sets up charge device in addition on drip chamber department or drip chamber below transfer line and add the medicine, but, add back in the drip chamber with the liquid medicine, the liquid medicine mixes the back with the former medicine liquid phase in the drip chamber, gets into human inside along the infusion pipeline of overlength after passing through flow rate regulator, liquid medicine filter and vein needle isotructure in proper order, the medicine conveying of this kind of mode is inefficient, when meetting the critical situation, the liquid medicine input is too slow, is unfavorable for patient's the state of an illness.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to provide a drug-adding liquid medicine filter, which is convenient for quick drug adding and improves the drug delivery efficiency.

The utility model provides a can add liquid medicine filter of medicine, installs in the infusion hose end of transfusion system, including the last casing that is connected and lower casing, and the card is in go up the filtration membrane between casing and the lower casing, the top of going up the casing is equipped with inlet channel, is equipped with on the outer wall and adds the medicine passageway, inlet channel's both sides limit is equipped with handheld board respectively, be equipped with the backplate on adding the outer wall of medicine passageway, it is equipped with elastic sealing element to inlay through the riveting mode in the medicine passageway.

Compared with the prior art, the utility model is convenient for installing the elastic sealing element from the outside to rivet and weld, is convenient for medical staff to hand and add medicine through the hand-held plate, achieves the effect of preventing acupuncture through the guard plate, and when adding medicine, the injector punctures the elastic sealing element to inject and add medicine so as to shorten the flowing distance of the added liquid medicine in the infusion hose, thereby improving the medicine feeding efficiency, namely, quickly inputting the added medicine into the body of a patient and timely treating the patient. In addition, through will filtering and add two functions of medicine and integrate simultaneously on this liquid medicine filter, the automatic equipment of transfusion system of can being convenient for to improve production efficiency.

Further, a slope is formed between the outer surface of the handheld board and the upper shell.

Furthermore, an included angle between the slope and the axis of the liquid inlet channel is 45-80 degrees.

Furthermore, a plurality of anti-skidding convex ribs are arranged on the outer surface of the handheld plate.

Further, the width of the guard plate is larger than the distance between the two handheld plates.

Furthermore, the dosing end of the dosing channel forms a riveting rib, and the riveting rib is located on the outer surface of the guard plate.

Furthermore, the height of the surface of the riveting rib protruding out of the guard plate is 1.5-6 mm, and the thickness of the riveting rib is 0.3-0.8 mm.

Furthermore, bosses are formed on the surfaces of the two ends of the elastic sealing element in a protruding mode respectively, the bosses on the inner side are clamped in the medicine feeding channel, and the bosses on the outer side are riveted and coated by the riveting ribs.

Further, the elastic sealing element is made of natural rubber, synthetic rubber or silica gel.

Further, the filtering membrane is made of polypropylene fiber, polyether maple, polytetrafluoroethylene, polyvinylidene fluoride or polyamide.

Drawings

FIG. 1 is a schematic view of a medicated liquid filter according to the present invention;

FIG. 2 is a cross-sectional view of the medicated filter of FIG. 1.

Description of the main element symbols:

upper shell	10	Liquid inlet channel	101
				Medicine feeding channel	102	Slope	103
Riveting rib	104	Lower casing	11
				Filter membrane	12	Hand-held board	13
Anti-skid convex rib	131	Guard board	14
				Elastic sealing element	15

The following detailed description will further illustrate the utility model in conjunction with the above-described figures.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, the drug-adding liquid medicine filter provided in an embodiment of the present invention is installed at the end of an infusion hose of an infusion apparatus, and includes an upper casing 10 and a lower casing 11 connected to each other, and a filtering membrane 12 clamped between the upper casing 10 and the lower casing 11, wherein a liquid inlet channel 101 is provided at the top of the upper casing 10, a drug adding channel 102 is provided on the outer wall of the upper casing 10, hand-held plates 13 are respectively provided at two sides of the liquid inlet channel 101, a guard plate 14 is provided on the outer wall of the drug adding channel 102, and an elastic sealing element 15 is embedded in the drug adding channel 102 in a riveting manner.

It should be noted that, in the present invention, the hand-held plate 13 is convenient for medical staff to hand-hold medicine adding, and the guard plate 14 achieves the effect of preventing acupuncture. The elastic sealing element 15 is made of natural rubber, synthetic rubber or silica gel, so that the elastic sealing element has elastic restoring force, and puncture medicine adding is facilitated. The upper shell 10 and the lower shell 11 are bonded through glue, connected through UV light curing, and subjected to ultrasonic welding or laser welding.

Further, filtration membrane 12 can filter the liquid medicine, can filter the diameter and be 5 microns above the particle, and filtration membrane 12 has the characteristics such as pollutant carrying capacity is strong, the filtration pore is regular, even, can not produce the foreign matter and drop, little to the medicine adsorptivity, medicine compatibility is good, can strain material such as air bubble, foreign matter, impurity simultaneously. Specifically, the filtering membrane 12 is made of polypropylene fiber, polyether maple, polytetrafluoroethylene, polyvinylidene fluoride or polyamide.

Referring to fig. 1, a slope 103 is formed between the outer surface of the handle plate 13 and the upper housing 10 to facilitate the medical staff to hold the medical liquid filter with fingers.

In a preferred embodiment of the present invention, an included angle between the slope 103 and an axis of the liquid inlet channel 101 is 45 ° to 80 ° so as to be suitable for a finger of a medical staff to hold.

In another preferred embodiment of the present invention, a plurality of anti-slip ribs 131 are provided on the outer surface of the hand-held plate 13, and the anti-slip ribs 132 prevent slipping during the drug adding process.

Referring to fig. 1, the width of the guard plate 14 is greater than the distance between the two hand-held plates 13, so as to block the fingers of the medical staff and avoid the occurrence of needle stick during the drug adding process.

In the present invention, the guard plate 14 has a square, circular or oval cross-section to facilitate the injection molding process.

Referring to fig. 1, the medicine-feeding end of the medicine-feeding channel 102 forms a riveting rib 104, and the riveting rib 104 is located on the outer surface of the guard plate 14.

Specifically, the height of the surface of the riveting rib 104 protruding the guard plate 14 is 1.5 mm-6 mm, and the thickness of the riveting rib 104 is 0.3 mm-0.8 mm, so as to facilitate hot riveting or ultrasonic welding.

Referring to fig. 2, two end surfaces of the elastic sealing element 15 are respectively protruded outward to form a boss, the boss at the inner side is clamped in the medicine feeding channel 102, and the boss at the outer side is riveted and covered by the riveting rib 104, so as to achieve a better sealing effect.

In conclusion, the elastic sealing element 15 is arranged in the medicine feeding channel 102, so that the elastic sealing element 15 can be conveniently installed from the outside for riveting welding, the medicine feeding can be conveniently carried by a medical worker in a handheld mode through the handheld plate 13, the needle puncture prevention effect is achieved through the protective plate 14, when the medicine feeding is carried out, the injector punctures the elastic sealing element 15 for injection medicine feeding, the flowing distance of the added liquid medicine in the infusion hose is shortened, and therefore the medicine feeding efficiency is improved, namely the added medicine is quickly input into a patient body, and the patient is timely treated. In addition, through will filtering and add two functions of medicine and integrate simultaneously on this liquid medicine filter, the automatic equipment of transfusion system of can being convenient for to improve production efficiency.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other. The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a can add liquid medicine filter of medicine, installs in the infusion hose end of transfusion system, including the last casing that is connected and lower casing, and the card is in go up the filtration membrane between casing and the lower casing, its characterized in that: the top of going up the casing is equipped with inlet channel, is equipped with on the outer wall and adds the medicine passageway, inlet channel's both sides limit is equipped with handheld board respectively, be equipped with the backplate on adding the medicine passageway's the outer wall, it is equipped with elastic sealing element to inlay through the riveting mode in the medicine passageway.

2. The medicated medical fluid filter of claim 1 wherein a ramp is formed between the outer surface of the hand held plate and the upper housing.

3. The medicated liquid medicine filter of claim 2 wherein the angle between the ramp and the axis of the inlet passage is 45 ° to 80 °.

4. The medicated liquid medicine filter of claim 1 wherein a plurality of anti-slip ribs are provided on the outer surface of the hand-held plate.

5. The medicated medical fluid filter of claim 1 wherein the width of the guard plate is greater than the distance between the two hand plates.

6. The medicated liquid medicine filter of claim 1 wherein the medicated end of the medicated channel forms a riveted rib on the outer surface of the guard plate.

7. The medicated liquid medicine filter according to claim 6, wherein the height of the surface of the riveted rib protruding from the guard plate is 1.5mm to 6mm, and the thickness of the riveted rib is 0.3mm to 0.8 mm.

8. The medicated liquid medicine filter of claim 6 wherein the two end surfaces of the elastic sealing element are respectively protruded to form a boss, the inner boss is clamped in the medicine feeding passage, and the outer boss is riveted and covered by the riveting rib.

9. The medicated liquid medicine filter according to any one of claims 1 to 8 wherein the elastic sealing element is made of natural rubber, synthetic rubber or silicone.

10. The medicated liquid medicine filter according to any one of claims 1 to 8, wherein the filter membrane is made of polypropylene fiber, polyether maple, polytetrafluoroethylene, polyvinylidene fluoride, or polyamide.