CN215024011U - Disposable blood transfusion filter - Google Patents
Disposable blood transfusion filter Download PDFInfo
- Publication number
- CN215024011U CN215024011U CN202022934647.5U CN202022934647U CN215024011U CN 215024011 U CN215024011 U CN 215024011U CN 202022934647 U CN202022934647 U CN 202022934647U CN 215024011 U CN215024011 U CN 215024011U
- Authority
- CN
- China
- Prior art keywords
- filter
- liquid outlet
- filtering
- filter body
- inlet cavity
- 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
- 210000004369 blood Anatomy 0.000 title claims abstract description 31
- 239000008280 blood Substances 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 56
- 238000001914 filtration Methods 0.000 claims abstract description 36
- 241001411320 Eriogonum inflatum Species 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 210000000265 leukocyte Anatomy 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 3
- 241000700605 Viruses Species 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 102000009123 Fibrin Human genes 0.000 description 1
- 108010073385 Fibrin Proteins 0.000 description 1
- BWGVNKXGVNDBDI-UHFFFAOYSA-N Fibrin monomer Chemical compound CNC(=O)CNC(=O)CN BWGVNKXGVNDBDI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012503 blood component Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229950003499 fibrin Drugs 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- External Artificial Organs (AREA)
Abstract
The utility model discloses a disposable blood transfusion filter, which comprises a filter body, wherein the filter body comprises a liquid inlet cavity, the lower end of the liquid inlet cavity is provided with a first filtering part, the lower end of the first filtering part is provided with a second filtering part, and a liquid outlet cavity is arranged between the second filtering part and the filter body; the upper end of the liquid inlet cavity is provided with a bottle stopper puncturing part which is communicated with the liquid inlet cavity; a liquid outlet is arranged at the lower end of the liquid outlet cavity and is connected with a hose for conveying blood; the upper end of the liquid inlet cavity is provided with a clamping groove I, the periphery of the upper end of the first filtering part is provided with a clamping block I, and the first filtering part is arranged at the upper end of the inner side of the filter body through the clamping block I and the clamping groove I; a clamping groove II is formed in the upper end of the liquid outlet cavity, a clamping block II is arranged on the periphery of the upper end of the second filtering portion, and the second filtering portion is arranged at the lower end of the inner side of the filter body through the clamping block II and the clamping groove II. The utility model discloses the structure is light and handy, and the filter effect is good, convenient to use.
Description
Technical Field
The utility model relates to the technical field of medical treatment, especially, relate to a disposable blood transfusion filter.
Background
It is known that human blood contains leukocytes, which are defense cells in human body, and when human body is invaded by foreign bacteria and viruses, the leukocytes actively attack and phagocytize the foreign matters, and destroy and kill them, so that the body is protected from invasion. When we donate blood, the leukocytes in the blood will be present in the donated blood with bacteria and viruses phagocytosed in the human body. The activity of the white blood cells is lost 3-5 days after the white blood cells leave, and the phagocytosed bacteria and viruses exist. It is also desirable to filter out aggregated platelets, leukocytes, fibrin, etc. that may be present in blood and blood component preparations for simultaneous transfusion.
But the medical filter body on the market at present not only structure is complicated, and the function is single moreover, does not set up filter body, can not effectually change the filter to can not practice thrift medical instrument, cause the waste of data, do not set up hot plate and water pump, can not make the blood bag heat, can not make the blood transfusion person obtain good blood transfusion environment, do not set up the leucocyte filter layer, can not filter the leucocyte in the blood, and then can not guarantee that blood transfusion person's blood transfusion is healthy.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a disposable blood transfusion filter.
The utility model discloses a disposable mathematical filter is realized through following technical scheme:
a disposable blood transfusion filter comprises a filter body, wherein the filter body comprises a liquid inlet cavity, the lower end of the liquid inlet cavity is provided with a first filtering part, the lower end of the first filtering part is provided with a second filtering part, and a liquid outlet cavity is arranged between the second filtering part and the filter body; the upper end of the liquid inlet cavity is provided with a bottle stopper puncturing part which is communicated with the liquid inlet cavity; the lower end of the liquid outlet cavity is provided with a liquid outlet, and the liquid outlet is connected with a hose for conveying blood.
Further, feed liquor chamber upper end is equipped with draw-in groove I, first filter house upper end periphery is equipped with fixture block I, first filter house passes through fixture block I and draw-in groove I set up in the inboard upper end of filter body.
Further, go out the liquid chamber upper end and be equipped with draw-in groove II, second filter house upper end periphery is equipped with fixture block II, the second filter house passes through fixture block II and draw-in groove II set up at the inboard lower extreme of filter body.
Furthermore, a filter screen is arranged in the middle of the first filtering part, and a liquid transition cavity is further arranged between the filter screen and the filter body.
Furthermore, a filtering layer is arranged in the middle of the second filtering part, and a plurality of filtering holes are formed in the filtering layer.
Further, the filter screen is round platform form filter screen, the internal diameter of filter screen upper end is greater than the internal diameter of filter screen lower extreme.
Furthermore, the hose is connected with a liquid outlet pipe through a three-way pipe, and a flow regulator is arranged on the liquid outlet pipe.
Furthermore, a protective sleeve is sleeved on the bottle stopper puncture outfit.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model has scientific and reasonable structure and safe and convenient use, and the filter body is provided with the double-layer filtering part, thereby effectively filtering and ensuring the health of the blood transfusion person; the protective sleeve prevents the puncture part of the bottle stopper from being polluted or air from entering. The utility model discloses the structure is light and handy, convenient to use, filter effect are good, and are very practical.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the inner side slot of the filter body of the present invention.
Wherein:
1-a filter body; 2-liquid inlet cavity, 201-card slot I; 3-a first filter part, 301-a fixture block I, 302-a filter screen; 4-second filter part, 401-fixture block II, 402-filter layer, 403-filter hole; 5-liquid outlet cavity, 501-card slot II; 6-a stopper piercing portion; 7-a liquid outlet; 8-a hose; 9-a liquid transition chamber; 10-three-way pipe; 11-a liquid outlet pipe; 12-a flow regulator; 13-protective sheath.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The structure or operation principle of the present invention, which is not described in detail in the present application, belongs to the prior art and the common general knowledge in the field, and those skilled in the art should know.
Please refer to fig. 1 and fig. 2.
The utility model provides a disposable blood transfusion filter, which comprises a filter body 1, wherein the filter body 1 comprises a liquid inlet cavity 2, the lower end of the liquid inlet cavity 2 is provided with a first filtering part 3, the lower end of the first filtering part 3 is provided with a second filtering part 4, and a liquid outlet cavity 5 is arranged between the second filtering part 4 and the filter body 1; the upper end of the liquid inlet cavity 2 is provided with a bottle stopper puncturing part 6, and the bottle stopper puncturing part 6 is communicated with the liquid inlet cavity 2; the lower end of the liquid outlet cavity 5 is provided with a liquid outlet 7, and the liquid outlet 7 is connected with a hose 8 for conveying blood.
Further, the upper end of the liquid inlet cavity 2 is provided with a clamping groove I201, the periphery of the upper end of the first filtering part 3 is provided with a clamping block I301, and the first filtering part 3 is arranged at the upper end of the inner side of the filter body 1 through the clamping block I301 and the clamping groove I201.
Further, go out the liquid cavity 5 upper end and be equipped with draw-in groove II501, second filter portion 4 upper end periphery is equipped with fixture block II401, second filter portion 4 passes through fixture block II401 and draw-in groove II501 set up at the inboard lower extreme of filter body 1.
Further, a filter screen 302 is arranged in the middle of the first filter part 3, and a liquid transition cavity 9 is further arranged between the filter screen 302 and the filter body 1.
Further, a filter layer 402 is arranged in the middle of the second filter part 4, and a plurality of filter holes 403 are arranged on the filter layer.
Further, the filter screen 302 is a truncated cone-shaped filter screen, and the inner diameter of the upper end of the filter screen 302 is larger than the inner diameter of the lower end of the filter screen 302.
Further, the hose 8 is connected with a liquid outlet pipe 11 through a three-way pipe 10, and a flow regulator 12 is arranged on the liquid outlet pipe 11.
Further, a protective sleeve 13 is also sleeved on the bottle stopper puncture outfit 1.
The working principle is as follows:
use the utility model discloses a when at first getting off the protective sheath 13 that 6 jackets were established in bottle plug puncture portion, then insert the bottle plug puncture portion 6 and hang upside down in the medicine bottle that contains normal saline on the blood transfusion frame, adjust flow regulator 12, pour into normal saline into blood transfusion filter body 1 and carry out the flushing pipe.
After the tube is washed, the bottle stopper puncturing part 6 is pulled out and inserted into the inversely hung blood transfusion bag again, the flow regulator 12 is firstly closed, the liquid outlet cavity 5 is pressed by fingers, blood flows into the liquid inlet cavity 2 through the bottle stopper puncturing part 6, the blood in the liquid inlet cavity 2 is subjected to coarse filtration through the first filtering part 3, fine filtration is realized through the second filtering part 4, then the blood flows into the liquid outlet cavity 5, when liquid exists in the liquid outlet cavity 5, the flow regulator 12 is opened, air in the discharge tube is discharged, and conventional blood transfusion can be carried out.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Claims (8)
1. A disposable blood transfusion filter is characterized by comprising a filter body (1), wherein the filter body (1) comprises a liquid inlet cavity (2), a first filtering part (3) is arranged at the lower end of the liquid inlet cavity (2), a second filtering part (4) is arranged at the lower end of the first filtering part (3), and a liquid outlet cavity (5) is arranged between the second filtering part (4) and the filter body (1); the upper end of the liquid inlet cavity (2) is provided with a bottle stopper puncturing part (6), and the bottle stopper puncturing part (6) is communicated with the liquid inlet cavity (2); the lower end of the liquid outlet cavity (5) is provided with a liquid outlet (7), and the liquid outlet (7) is connected with a hose (8) for conveying blood.
2. The disposable transfusion filter as recited in claim 1, wherein said inlet chamber (2) is provided at an upper end thereof with a locking groove I (201), said first filter portion (3) is provided at an upper end thereof with a locking block I (301), and said first filter portion (3) is disposed at an inner upper end of said filter body (1) via said locking block I (301) and said locking groove I (201).
3. The disposable blood transfusion filter as defined in claim 1, wherein said outlet chamber (5) is provided at its upper end with a locking groove II (501), said second filtering portion (4) is provided at its upper end with a locking block II (401), said second filtering portion (4) is disposed at the lower end of the inner side of the filter body (1) through said locking block II (401) and locking groove II (501).
4. A disposable transfusion filter according to claim 2, characterized in that a filter screen (302) is provided in the middle of said first filtering portion (3), and a liquid transition chamber (9) is provided between said filter screen (302) and said filter body (1).
5. A single-use transfusion filter as defined in claim 3, wherein said second filter portion (4) is provided with a filter layer (402) in the middle, said filter layer being provided with a plurality of filter holes (403).
6. The disposable blood transfusion filter as recited in claim 4, wherein said filter net (302) is a truncated cone-shaped filter net, and an inner diameter of an upper end of said filter net (302) is larger than an inner diameter of a lower end of said filter net (302).
7. A disposable transfusion filter as claimed in claim 1, characterized in that said hose (8) is connected to a liquid outlet pipe (11) through a three-way pipe (10), said liquid outlet pipe (11) being provided with a flow regulator (12).
8. A single use transfusion filter as claimed in claim 1 wherein said stopper puncture device (1) is further provided with a protective sheath (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934647.5U CN215024011U (en) | 2020-12-09 | 2020-12-09 | Disposable blood transfusion filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934647.5U CN215024011U (en) | 2020-12-09 | 2020-12-09 | Disposable blood transfusion filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215024011U true CN215024011U (en) | 2021-12-07 |
Family
ID=79214622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022934647.5U Expired - Fee Related CN215024011U (en) | 2020-12-09 | 2020-12-09 | Disposable blood transfusion filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215024011U (en) |
-
2020
- 2020-12-09 CN CN202022934647.5U patent/CN215024011U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |