CN213031512U - Disposable transfusion system - Google Patents
Disposable transfusion system Download PDFInfo
- Publication number
- CN213031512U CN213031512U CN202021082020.5U CN202021082020U CN213031512U CN 213031512 U CN213031512 U CN 213031512U CN 202021082020 U CN202021082020 U CN 202021082020U CN 213031512 U CN213031512 U CN 213031512U
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- flow stopping
- section
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- flow
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Abstract
The utility model provides a disposable transfusion system, including syringe needle, the infusion hose, the velocity of flow regulator, drip the kettle, bottle plug puncture ware and air cleaner, install the current stopping ware in dripping the kettle, the current stopping ware includes liquid support and flow stopping ball, flow stopping ball slidable mounting stops up in passing the liquid support through flow stopping ball to crossing the liquid support, it is low excessively to prevent to drip liquid level in the kettle, and then prevent that the liquid level among the infusion set is less than the liquid outlet of dripping the kettle, reduce and prick the needle again, the human risk of air injection, improve the security performance of transfusion system.
Description
Technical Field
The utility model belongs to the transfusion system field, concretely relates to disposable transfusion system.
Background
A disposable infusion set is a common medical consumable, and a channel between a vein and liquid medicine is established through aseptic treatment and is used 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 infusion apparatus is mainly used for clinical gravity infusion.
Before the medical staff uses, the medical staff checks the disinfection validity period of the disposable infusion apparatus, whether the package has air leakage or other abnormalities, takes out the infusion apparatus, inserts the bottle inserting needle part into the infusion bottle, hangs the infusion bottle on the infusion rod, exhausts the air until the liquid medicine flows to the lower end of the infusion tube, closes the regulator, then pierces the vein needle into the disinfected vein, after the fixation is good, unlocks the tourniquet, and regulates the flow rate.
During the infusion process, the medical staff or the patient is usually required to pay attention to the amount of the liquid medicine in the infusion bottle all the time. If the medical staff or the patient does not notice the residual amount of the liquid medicine, when the liquid level in the infusion device is lower than the liquid outlet of the drip cup, the medical staff needs to prick the needle again when changing the infusion bottle, or twine the lower infusion hose to discharge the air in the lower infusion hose. Therefore, in the infusion device in the prior art, when the liquid level in the infusion device is lower than the liquid outlet of the drip cup, air in the drip cup enters the lower infusion hose, and blood return or body discomfort of a patient can be caused under the condition that the patient is not found timely.
Disclosure of Invention
To overcome the disadvantages, the present invention provides a disposable infusion device, which can be automatically closed when the liquid level is lower than the liquid outlet of the drip cup, and always keep the drip cup filled with liquid.
In order to solve the technical problems, the utility model adopts the technical proposal that,
a disposable infusion apparatus comprises an injection needle, an infusion hose, a flow rate regulator, a drip cup, a bottle stopper puncture outfit and an air filter, wherein a flow stopping device is arranged in the drip cup, the flow stopping device comprises a liquid passing support and a flow stopping ball, and the flow stopping ball is slidably arranged in the liquid passing support.
Furthermore, the liquid passing support comprises a liquid inlet frame and a flow stopping block, the liquid inlet frame is fixedly connected to the end face of the flow stopping block, and a flow stopping cavity is formed in the flow stopping block in an excavating mode.
Furthermore, the flow stopping cavity comprises a guide section, a flow stopping section and an installation section, the guide section is excessively connected with the flow stopping section, and the flow stopping section is excessively connected with the installation section through a flow stopping inclined plane.
Furthermore, the guide section is in a conical shape with a large upper part and a small lower part, the flow stopping section and the mounting section are both cylindrical, and the aperture of the flow stopping section is larger than that of the mounting section.
Furthermore, the diameter of the flow stopping ball is smaller than the aperture of the flow stopping section, and the diameter of the flow stopping ball is larger than that of the mounting section.
Further, the liquid inlet frame comprises a panel and a connecting column, and the panel is fixedly installed on the flow stopping block through the connecting column.
Furthermore, a flow stopping ball mounting hole is dug in the panel, and the aperture of the flow stopping ball mounting hole is smaller than the diameter of the flow stopping ball.
Furthermore, the distance between the connecting columns is smaller than the diameter of the flow stopping ball.
Furthermore, the flow stopping ball is a hollow ball, and the material of the flow stopping ball is rubber.
Furthermore, a liquid level line is arranged on the side wall of the drip cup.
The beneficial effects of the utility model are that, block up the liquid support through the ball that only flows, prevent to drip that the interior liquid level of kettle is low excessively, and then prevent that the liquid level among the infusion set is less than the liquid outlet of dripping the kettle, reduce the risk of pricking again, the air injection is human, improves the security performance of transfusion system.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the drip chamber.
Fig. 3 is a schematic structural view of the flow stopper.
Figure 4 is a cross-sectional view of the flow stop.
Reference numerals: the device comprises a syringe needle 1, a transfusion hose 2, a flow rate regulator 3, a drip cup 4, a bottle stopper puncture outfit 5, an air filter 6, a flow stopping device 7, a liquid passing support 8, a flow stopping ball 9, a liquid inlet frame 10, a flow stopping block 11, a guide section 12, a flow stopping section 13, a mounting section 14, a flow inclined plane 15, a panel 16, a connecting column 17, a flow stopping ball mounting hole 18, a liquid level line 19 and a flow stopping cavity 20.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The utility model provides a disposable transfusion system, including syringe needle 1, infusion hose 2, flow rate regulator 3, drip kettle 4, bottle plug puncture ware 5 and air cleaner 6, install flow stopping ware 7 in the drip kettle 4, flow stopping ware 7 is including crossing liquid support 8 and flow stopping ball 9, flow stopping ball 9 slidable mounting crosses in liquid support 8, block up crossing liquid support 8 through flow stopping ball 9, prevent that the liquid level is low excessively in the drip kettle 4, and then prevent that the liquid level among the infusion set is less than the liquid outlet of drip kettle, reduce and prick the needle again, the human risk of air injection, improve the security performance of transfusion system.
Cross liquid support 8 including entering liquid frame 10 and only flowing piece 11, entering liquid frame 10 fixed connection on only flowing piece 11's terminal surface, only flow piece 11 is interior to dig and is equipped with only flowing chamber 20, only flows ball 9 and only flows chamber 20 looks adaptation, blocks up only flowing chamber 20 through only flowing ball 9, and then prevents that the liquid level in drip cup 4 is too low.
The flow stopping cavity 20 comprises a guide section 12, a flow stopping section 13 and an installation section 14, the guide section 12 is excessively connected with the flow stopping section 13, the flow stopping section 13 is excessively connected with the installation section 14 through a flow stopping inclined plane 15, the guide section 12 is used for guiding the flow stopping ball 9 into the flow stopping section 13 to ensure that the flow stopping ball 9 can smoothly fall into the flow stopping section 13, and the flow stopping inclined plane 15 is used for increasing the contact area between the flow stopping ball 9 and the flow stopping section 13 to ensure that the flow stopping section 13 can be blocked.
The guide section 12 is in a conical shape with a large upper part and a small lower part, the flow stopping section 13 and the mounting section 14 are both cylindrical, and the aperture of the flow stopping section 13 is larger than that of the mounting section 14.
The diameter of the flow stopping ball 9 is smaller than the bore diameter of the flow stopping section 13, and the diameter of the flow stopping ball 9 is larger than the diameter of the mounting section 14, so that the flow stopping ball 9 is ensured to be clamped at the connecting part of the flow stopping section 13 and the mounting section 14.
The liquid inlet frame 10 comprises a panel 16 and connecting columns 17, the panel 16 is fixedly arranged on the flow stopping block 11 through the connecting columns 17, preferably, eight connecting columns 17 are fixedly connected on the flow stopping block 11, and liquid flows out of the drip cup 4 through gaps between the connecting columns 17.
The panel 16 is provided with a flow stopping ball mounting hole 18 in a dug manner, the diameter of the flow stopping ball mounting hole 18 is smaller than that of the flow stopping ball 13, and when the flow stopping ball 9 is mounted, the flow stopping ball 9 is squeezed, so that the squeezed ball falls into the flow stopping ball mounting hole 18.
The distance between the connecting columns 17 is smaller than the diameter of the flow stopping balls 9, so that the flow stopping balls 9 are prevented from sliding out of the gaps between the connecting columns 17.
The flow stopping ball 9 is a hollow ball, and the material of the flow stopping ball 9 is rubber, so that the flow stopping ball 9 is convenient to deform and falls into the flow stopping device 7.
The side wall of the drip cup 4 is provided with a liquid level line 19, and the liquid level line 19 is used for prompting the liquid level in the drip cup 4.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the terms corresponding to the reference numerals in the figures are used more herein, the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. A disposable infusion apparatus comprises an injection needle (1), an infusion hose (2), a flow rate regulator (3), a drip cup (4), a bottle stopper puncture outfit (5) and an air filter (6), and is characterized in that a flow stopping device (7) is installed in the drip cup (4), the flow stopping device (7) comprises a liquid passing support (8) and a flow stopping ball (9), and the flow stopping ball (9) is slidably installed in the liquid passing support (8).
2. The disposable infusion set according to claim 1, wherein the liquid passing support (8) comprises a liquid inlet frame (10) and a flow stopping block (11), the liquid inlet frame (10) is fixedly connected to the end surface of the flow stopping block (11), and a flow stopping cavity (20) is dug in the flow stopping block (11).
3. The disposable infusion set according to claim 2, wherein the flow stopping cavity (20) comprises a guide section (12), a flow stopping section (13) and a mounting section (14), the guide section (12) is excessively connected with the flow stopping section (13), and the flow stopping section (13) is excessively connected with the mounting section (14) through a flow stopping inclined plane (15).
4. The disposable infusion set according to claim 3, wherein the guiding section (12) is conical with a large top and a small bottom, the flow stopping section (13) and the mounting section (14) are both cylindrical, and the aperture of the flow stopping section (13) is larger than that of the mounting section (14).
5. The disposable infusion set according to claim 4, wherein the diameter of the flow stopping ball (9) is smaller than the bore diameter of the flow stopping section (13), and the diameter of the flow stopping ball (9) is larger than the diameter of the mounting section (14).
6. The disposable infusion set according to claim 2, wherein the fluid intake rack (10) comprises a face plate (16) and a connecting column (17), the face plate (16) is fixedly mounted on the stop block (11) through the connecting column (17).
7. The disposable infusion set according to claim 6, wherein the panel (16) is dug with a flow stopping ball mounting hole (18), and the diameter of the flow stopping ball mounting hole (18) is smaller than the diameter of the flow stopping ball (9).
8. A disposable infusion set according to claim 6, characterized in that the distance between the connecting posts (17) is smaller than the diameter of the flow stop balls (9).
9. The disposable infusion set according to claim 1, wherein the flow stopping ball (9) is a hollow ball, and the material of the flow stopping ball (9) is rubber.
10. The disposable infusion set according to claim 1, wherein a fluid level line (19) is provided on the side wall of the drip chamber (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021082020.5U CN213031512U (en) | 2020-06-12 | 2020-06-12 | Disposable transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021082020.5U CN213031512U (en) | 2020-06-12 | 2020-06-12 | Disposable transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213031512U true CN213031512U (en) | 2021-04-23 |
Family
ID=75523418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021082020.5U Expired - Fee Related CN213031512U (en) | 2020-06-12 | 2020-06-12 | Disposable transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213031512U (en) |
-
2020
- 2020-06-12 CN CN202021082020.5U patent/CN213031512U/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: 20210423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |