CN219681326U - Improved blood transfusion device - Google Patents
Improved blood transfusion device Download PDFInfo
- Publication number
- CN219681326U CN219681326U CN202223114809.6U CN202223114809U CN219681326U CN 219681326 U CN219681326 U CN 219681326U CN 202223114809 U CN202223114809 U CN 202223114809U CN 219681326 U CN219681326 U CN 219681326U
- Authority
- CN
- China
- Prior art keywords
- connecting piece
- blood
- opening
- extension rod
- blood transfusion
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Links
- 239000008280 blood Substances 0.000 title claims abstract description 49
- 210000004369 blood Anatomy 0.000 title claims abstract description 49
- 238000001802 infusion Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000007502 anemia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an improved blood transfusion device, relates to the technical field of blood transfusion devices, and aims to solve the problem that the existing blood is packaged by special plastic bags, is soft, and can be broken by a blood bag in the process of inserting a blood transfusion device needle into the blood bag. The upper end of the delivery catheter is movably connected with a connecting piece, the upper end of the connecting piece is movably connected with a bottle inserting needle for inserting a blood bag, the lower end of the bottle inserting needle is fixedly connected with an extension rod, a chute is arranged in the connecting piece, a second opening and a first opening which are symmetrically arranged up and down are arranged on the outer surface of the connecting piece, and a filter screen is arranged in the delivery catheter. This improvement blood transfusion ware wholly divide into bottle contact pin, extension bar and connecting piece three parts with the bottle contact pin and constitute, and adjustable nimble structure is favorable to medical personnel to adjust length according to the actual conditions of blood bag when using, avoids the phenomenon that stabs when inserting the blood bag.
Description
Technical Field
The utility model relates to the technical field of blood transfusion devices, in particular to an improved blood transfusion device.
Background
The transfusion apparatus for establishing blood and vein consists of bottle inserting needle, air inlet needle or air inlet hole, needle head protecting cap, Y-shaped three-way pipeline, dropper, pipeline, medicine feeding port, flow regulator, injection unit, etc.
Blood transfusion is common in the treatment process of patients, blood transfusion refers to a treatment method for filling blood into patients through veins to supplement blood volume and correct or improve anemia of the patients, and is a common operation technology which must be mastered by nurses in blood-loss shock, alimentary canal hemorrhage, blood systems and the like.
Therefore, an improved blood transfusion apparatus has been proposed to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide an improved blood transfusion device, which solves the problem that the prior blood is packaged by special plastic bags, is soft, and can be punctured occasionally in the process of inserting a blood transfusion needle into a blood bag.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an improvement blood transfusion apparatus, includes the catheter, catheter upper end swing joint has the connecting piece, connecting piece upper end swing joint has the bottle needle that inserts that is used for inserting the blood bag, bottle needle lower extreme fixedly connected with extension rod, the spout has been seted up in the connecting piece, second opening and the first opening of the upper and lower range of symmetry have been seted up to the connecting piece surface, be equipped with the filter screen in the catheter.
Through adopting above-mentioned technical scheme, wholly divide into bottle needle, extension rod and connecting piece are inserted into to the thimble of blood transfusion apparatus front end, and the medical personnel shortens the length of regulation according to the actual conditions of blood bag when using, avoids the phenomenon that stables when inserting the blood bag.
Further, the surface of the bottle inserting needle is provided with an opening for blood transfusion, the extension rod is movably connected with the sliding groove of the connecting piece, the second opening and the first opening are both communicated with the sliding groove, and the sliding groove is movably connected with the extension rod and used for adjusting the length of the bottle inserting needle.
Through adopting above-mentioned technical scheme, the spout provides movable space for the extension rod, utilizes second opening and first opening to control its extension or position after shortening simultaneously, ensures the stability of structure.
Further, the front end surface of the delivery pipe is provided with threads and is connected with the connecting piece through the threads.
Through adopting above-mentioned technical scheme, utilize threaded connection can effectively place blood drip and leak, simultaneously owing to be equipped with the filter screen in dredge the intraductal filterable effect that can effectively play to if the patient need continue when inputting the second bag blood bag, only need change the blood bag can reduce use cost.
Further, fixture blocks are symmetrically arranged on two sides of the extension rod, symmetrical grooves are formed in two sides of the extension rod and are movably connected with the fixture blocks, and reset springs are fixedly connected between the two fixture blocks and the grooves.
Through adopting above-mentioned technical scheme, the extension rod passes through the flexibility of fixture block and based on reset spring card income corresponding second opening or first opening.
Compared with the prior art, the utility model has the beneficial effects that:
1. the improved blood transfusion device is characterized in that the whole bottle inserting needle is divided into three parts, namely the bottle inserting needle, the extension rod and the connecting piece, the flexible structure can be adjusted, the length of the bottle inserting needle can be adjusted according to the actual condition of a blood bag when a medical care personnel is in use, and the phenomenon of puncture during the insertion of the blood bag is avoided;
2. according to the improved blood transfusion device, the clamping blocks on two sides of the extension rod are pressed inwards, and the position of the extension rod in the connecting piece is flexibly adjusted under the action of the return spring, so that the length of the whole front-end needle structure is controlled, and the control is avoided due to overlong and difficult control.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
fig. 3 is an enlarged view of the area a of fig. 2 according to the present utility model.
In the figure: 1. a delivery tube; 2. a connecting piece; 3. inserting a bottle needle; 4. an extension rod; 5. opening holes; 6. a chute; 7. a first opening; 8. a second opening; 9. a thread; 10. a filter screen; 11. a clamping block; 12. a groove; 13. and a return spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1: the upper end swing joint of the infusion catheter 1 has a connecting piece 2, and connecting piece 2 upper end swing joint has a bottle needle 3 that is used for inserting blood bag, and bottle needle 3 lower extreme fixedly connected with extension rod 4, bottle needle 3 surface has been seted up and is used for trompil 5 of blood transfusion, and bottle needle 3 wholly divide into bottle needle 3, extension rod 4 and connecting piece 2 three parts constitution be convenient for nimble adjustment length.
As shown in fig. 2, a sliding groove 6 is formed in the connecting piece 2, a symmetrical second opening 8 and a symmetrical first opening 7 which are arranged up and down are formed on the outer surface of the connecting piece 2, a filter screen 10 is arranged in the conveying pipe 1, the extension rod 4 is movably connected with the sliding groove 6 of the connecting piece 2, the second opening 8 and the first opening 7 are both communicated with the sliding groove 6, the sliding groove 6 is movably connected with the extension rod 4 and used for adjusting the length of the bottle inserting needle 3, a movable space is provided for the extension rod 4 through the sliding groove 6 in the connecting piece 2, and meanwhile, the position after the extension or the shortening of the bottle inserting needle is controlled by the second opening 8 and the first opening 7, so that the stability of the structure is ensured.
As shown in fig. 3: clamping blocks 11 are symmetrically arranged on two sides of the extension rod 4, symmetrical grooves 12 are formed on two sides of the extension rod 4 and are movably connected with the clamping blocks 11, return springs 13 are fixedly connected between the two clamping blocks 11 and the grooves 12, the clamping blocks 11 on two sides of the extension rod 4 are combined with the action of the return springs 13 to flexibly adjust the position of the extension rod 4 in the connecting piece 2, and therefore the length of the whole front-end needle structure is controlled, and overlong and difficult control are avoided.
The implementation mode specifically comprises the following steps: the thimble at the front end of the transfusion device is arranged to be the three parts of the bottle inserting needle 3, the extension rod 4 and the connecting piece 2, so that whether the length of the thimble at the front end needs to be adjusted can be determined according to the distance between a blood bag and the transfusion device, if the thimble is needed to be adjusted, the clamping block 11 is inwards extruded from the second opening 8 of the connecting piece 2 by the thumb and the index finger, the clamping block 11 is inwards separated from the second opening 8, the bottle inserting needle 3 is downwards pressed at the moment, the clamping block 11 in the extension rod 4 downwards slides to the first opening 7, the extension rod 4 is received in the chute 6 of the connecting piece 2, the length of the thimble is shortened, meanwhile, the filter screen 10 is arranged in the transmission pipe 1, so that the blood can be filtered, and the transmission pipe 1 is fixed in the connecting piece 2 through the thread 9, so that the use cost can be reduced only by changing the blood bag when a patient needs to continuously input the second bag.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. An improved blood transfusion apparatus comprising a transfusion tube (1), characterized in that: the infusion catheter is characterized in that a connecting piece (2) is movably connected to the upper end of the infusion catheter (1), a bottle inserting needle (3) for inserting a blood bag is movably connected to the upper end of the connecting piece (2), an extension rod (4) is fixedly connected to the lower end of the bottle inserting needle (3), a sliding groove (6) is formed in the connecting piece (2), a second opening (8) and a first opening (7) which are symmetrically arranged up and down are formed in the outer surface of the connecting piece (2), and a filter screen (10) is arranged in the infusion catheter (1).
2. An improved blood transfusion apparatus as claimed in claim 1, wherein: the bottle inserting needle is characterized in that an opening (5) for blood transfusion is formed in the surface of the bottle inserting needle (3), the extension rod (4) is movably connected with a sliding groove (6) of the connecting piece (2), the second opening (8) and the first opening (7) are both communicated with the sliding groove (6), and the sliding groove (6) is movably connected with the extension rod (4) and used for adjusting the length of the bottle inserting needle (3).
3. An improved blood transfusion apparatus as claimed in claim 1, wherein: the front end surface of the conveying pipe (1) is provided with threads (9), and the conveying pipe is connected with the connecting piece (2) through the threads (9).
4. An improved blood transfusion apparatus as claimed in claim 1, wherein: clamping blocks (11) are symmetrically arranged on two sides of the extension rod (4), symmetrical grooves (12) are formed on two sides of the extension rod (4), the extension rod is movably connected with the clamping blocks (11), and reset springs (13) are fixedly connected between the two clamping blocks (11) and the grooves (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223114809.6U CN219681326U (en) | 2022-11-23 | 2022-11-23 | Improved blood transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223114809.6U CN219681326U (en) | 2022-11-23 | 2022-11-23 | Improved blood transfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219681326U true CN219681326U (en) | 2023-09-15 |
Family
ID=87945226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223114809.6U Active CN219681326U (en) | 2022-11-23 | 2022-11-23 | Improved blood transfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219681326U (en) |
-
2022
- 2022-11-23 CN CN202223114809.6U patent/CN219681326U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |