CN219440239U - Infusion pump liquid storage device of multiple spot feed liquor - Google Patents
Infusion pump liquid storage device of multiple spot feed liquor Download PDFInfo
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- CN219440239U CN219440239U CN202221135340.1U CN202221135340U CN219440239U CN 219440239 U CN219440239 U CN 219440239U CN 202221135340 U CN202221135340 U CN 202221135340U CN 219440239 U CN219440239 U CN 219440239U
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Abstract
The utility model discloses a liquid storage device of an infusion pump with multi-point liquid feeding, which relates to the technical field of liquid storage devices of infusion pumps and comprises a liquid bag body and an infusion tube communicated with the upper end of the left part of the liquid bag body, wherein the other end of the infusion tube is communicated with a pump tube of the infusion pump, one end of the infusion tube communicated with the liquid bag body extends into the liquid bag body to the bottom of the liquid bag body, and a plurality of liquid feeding holes are formed in the side wall of the infusion tube. The liquid inlet holes are equidistantly formed along the side wall of the infusion tube. The opening direction of the liquid inlet hole faces to the left or the right. One end of the infusion tube, which is communicated with the liquid bag body, extends rightward to the right part of the liquid bag body, and then extends to the bottom of the liquid bag body in an S shape. The opening direction of the liquid inlet hole is not in the forward direction and is not in the backward direction. The utility model can solve the problem that a large amount of liquid medicine residues cannot be used in the use of the traditional liquid storage device of the infusion pump.
Description
Technical Field
The utility model relates to the technical field of infusion pump liquid storage devices, in particular to a multi-point liquid inlet infusion pump liquid storage device.
Background
The portable electric infusion pump is internally provided with a liquid storage device, namely a matched liquid bag. The liquid bag comprises a liquid bag body and a liquid conveying pipe communicated with the upper end of the left part of the liquid bag body, the other end of the liquid conveying pipe is communicated with a pump pipe of the liquid conveying pump, a driving device used for driving liquid medicine in the pump pipe to move is arranged in the liquid conveying pump, and the liquid medicine in the liquid bag flows into the pump pipe through the liquid conveying pipe under the driving of the driving device.
As shown in fig. 1, in the conventional liquid storage device, an infusion tube is communicated with the edge of a liquid bag body. When the liquid bag body is filled with the liquid medicine, the liquid medicine in the liquid bag body can smoothly enter the infusion tube under the drive of the driving device, and the infusion function is normal (as shown in fig. 2). However, along with gradual reduction of the liquid medicine in the liquid bag body, serious negative pressure appears in the liquid bag body, and the inner walls of the front side and the rear side of the liquid bag body are sucked together along the transverse direction to block or even block the flow of the liquid medicine, so that the liquid medicine at one end, far away from the infusion tube, in the liquid bag body is difficult to enter the infusion tube or even can not enter the infusion tube, and the infusion function is abnormal (as shown in figure 3). Thus not only the liquid medicine can not be timely delivered to the patient, but also the liquid medicine is wasted.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a multi-point liquid inlet liquid storage device of an infusion pump, which solves the problem that a large amount of liquid medicine residues cannot be used in the use of the existing liquid storage device of the infusion pump.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides an infusion pump stock solution device of multiple spot feed liquor, includes the liquid bag body and with the transfer line of liquid bag body left portion upper end intercommunication, the other end and the pump line intercommunication of transfer line, the one end of transfer line and liquid bag body intercommunication extends to liquid bag body bottom to liquid bag body in, set up a plurality of feed liquor holes on the lateral wall of transfer line.
Further, the liquid inlet holes are equidistantly arranged along the side wall of the infusion tube.
Further, the opening direction of the liquid inlet hole faces to the left or the right.
Further, one end of the infusion tube, which is communicated with the liquid bag body, extends rightward to the right part of the liquid bag body, and then extends to the bottom of the liquid bag body in an S shape.
Further, the opening direction of the liquid inlet hole is not in the forward direction and is not in the backward direction.
Further, the material of the liquid bag body is a PVC film or a multilayer co-extrusion polyolefin film.
The utility model has the following beneficial effects:
when the infusion pump liquid storage device with the multi-point liquid inlet is used, the liquid medicine in the liquid bag body is gradually reduced, serious negative pressure is generated in the liquid bag body, and when the inner walls of the front side and the rear side of the liquid bag body are sucked together transversely to block or even block the flow of the liquid medicine, the liquid medicine in the liquid bag body can enter the infusion tube through the liquid inlet, the residual quantity of the liquid medicine is greatly reduced, even no residual condition exists, and the normal operation of the infusion is ensured.
Drawings
FIG. 1 is a schematic diagram showing the connection of an infusion tube and a liquid bag body in a liquid storage device in the prior art;
FIG. 2 is a schematic diagram showing the normal transfusion function when the liquid bag body is filled with liquid medicine in the prior art;
FIG. 3 is a schematic view showing the infusion function abnormality after the liquid medicine in the liquid bag body is gradually reduced in the prior art;
FIG. 4 is a schematic diagram showing the connection of the infusion tube and the body of the fluid bag in the fluid storage device according to the present utility model in embodiment 1;
FIG. 5 is a schematic view showing the normal transfusion function when the liquid bag body of the present utility model in example 1 is filled with liquid medicine;
FIG. 6 is a schematic view showing the infusion function still normal after the liquid medicine in the liquid medicine bag body of the present utility model in embodiment 1 is gradually reduced;
FIG. 7 is a schematic view of the structure of the infusion tube of the present utility model in embodiment 1;
fig. 8 is a schematic diagram showing connection between an infusion tube and a liquid bag body in a liquid storage device according to the present utility model in embodiment 2.
Detailed Description
Example 1:
as shown in fig. 4-7, an infusion pump liquid storage device with multi-point liquid feeding comprises a liquid bag body 1 and an infusion tube 2 communicated with the upper end of the left part of the liquid bag body 1, wherein the other end of the infusion tube 2 is communicated with a pump tube of the infusion pump, one end of the infusion tube 2 communicated with the liquid bag body 1 extends into the liquid bag body 1 to the bottom of the liquid bag body 1, and a plurality of liquid feeding holes 21 are formed in the side wall of the infusion tube 2.
The liquid inlet holes 21 are equidistantly arranged along the side wall of the infusion tube 2.
The opening direction of the liquid inlet 21 is left or right.
The opening direction of the liquid inlet 21 is left or right, and when the inner walls of the front side and the rear side of the liquid bag body are sucked together, the liquid inlet 21 is not blocked by the inner walls of the front side and the rear side of the liquid bag body.
The material of the liquid bag body 1 is PVC film or multilayer co-extrusion polyolefin film.
The liquid bag body made of PVC film or multilayer co-extrusion polyolefin film material has better structural strength and longer service life.
When the infusion pump liquid storage device with the multi-point liquid inlet is used, the liquid medicine in the liquid bag body is gradually reduced, serious negative pressure is generated in the liquid bag body, and the inner walls of the front side and the rear side of the liquid bag are sucked together transversely to block or even block the flow of the liquid medicine, the liquid medicine in the liquid bag can enter the infusion tube through the liquid inlet hole, the residual quantity of the liquid medicine is greatly reduced, even no residual condition exists, and the normal operation of infusion is ensured.
Example 2:
as shown in fig. 8, the infusion tube comprises a liquid bag body 1 and an infusion tube 2 communicated with the upper end of the left part of the liquid bag body 1, wherein the other end of the infusion tube 2 is communicated with a pump tube of an infusion pump, one end of the infusion tube 2 communicated with the liquid bag body 1 extends into the liquid bag body 1 to the bottom of the liquid bag body 1, and a plurality of liquid inlets 21 are formed in the side wall of the infusion tube 2.
One end of the infusion tube 2, which is communicated with the liquid bag body 1, extends rightward to the right part of the liquid bag body 1, and then extends to the bottom of the liquid bag body 1 in an S shape.
The opening direction of the liquid inlet 21 is not forward direction and not backward direction.
The opening direction of the liquid inlet 21 is not the forward direction and is not the backward direction, and when the inner walls of the front and rear sides of the liquid bag body are sucked together, the liquid inlet 21 is not blocked by the inner walls of the front and rear sides of the liquid bag body.
The material of the liquid bag body 1 is PVC film or multilayer co-extrusion polyolefin film.
In fact, in the working process of the infusion pump, along with gradual reduction of the liquid medicine in the liquid bag body, serious negative pressure appears in the liquid bag body, and the inner walls of the front side and the rear side of the liquid bag body can be sucked together in the transverse direction, and a small amount of liquid medicine can be sucked together in the longitudinal direction or in the oblique direction. In this embodiment, on the basis of embodiment 1, one end of the infusion tube 2, which is in communication with the fluid bag body 1, extends rightward to the right part of the fluid bag body 1, and then extends in an S shape to the bottom of the fluid bag body 1. When the inner walls of the front side and the rear side of the liquid bag body are sucked together longitudinally or obliquely, the liquid medicine in the liquid bag body can enter the infusion tube through the liquid inlet, the residual quantity of the liquid medicine is greatly reduced, even no residual condition exists at all, and the normal operation of infusion is ensured.
The present utility model is not limited to the preferred embodiments, and any simple modification, equivalent replacement and improvement of the embodiments described above, which are within the spirit and principle of the present utility model, will fall within the scope of the present utility model, as long as the technical content disclosed above can be utilized to make some changes or modifications equivalent to the equivalent embodiments without departing from the technical scope of the present utility model.
Claims (6)
1. The utility model provides an infusion pump stock solution device of multiple spot feed liquor, includes liquid bag body (1) and with transfer line (2) of liquid bag body (1) left portion upper end intercommunication, the other end and the pump line intercommunication of infusion pump of transfer line (2), a serial communication port, the one end of transfer line (2) and liquid bag body (1) intercommunication extends to liquid bag body (1) bottom in to liquid bag body (1), set up a plurality of feed liquor holes (21) on the lateral wall of transfer line (2).
2. Infusion pump reservoir according to claim 1, characterized in that the inlet openings (21) are equidistantly arranged along the side wall of the infusion tube (2).
3. A multi-point fluid inlet infusion pump reservoir according to claim 1, characterized in that the inlet opening (21) is open to the left or right.
4. The infusion pump liquid storage device with multi-point liquid feeding according to claim 1, wherein one end of the infusion tube (2) communicated with the liquid bag body (1) extends rightward to the right part of the liquid bag body (1) and then extends to the bottom of the liquid bag body (1) in an S shape.
5. A multi-point feed infusion pump reservoir according to claim 4, wherein the opening direction of the feed port (21) is in a non-forward direction and a non-backward direction.
6. The infusion pump liquid storage device with multi-point liquid feeding function according to claim 1, wherein the liquid bag body (1) is made of PVC film or multilayer co-extrusion polyolefin film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221135340.1U CN219440239U (en) | 2022-05-12 | 2022-05-12 | Infusion pump liquid storage device of multiple spot feed liquor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221135340.1U CN219440239U (en) | 2022-05-12 | 2022-05-12 | Infusion pump liquid storage device of multiple spot feed liquor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219440239U true CN219440239U (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221135340.1U Active CN219440239U (en) | 2022-05-12 | 2022-05-12 | Infusion pump liquid storage device of multiple spot feed liquor |
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| Country | Link |
|---|---|
| CN (1) | CN219440239U (en) |
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2022
- 2022-05-12 CN CN202221135340.1U patent/CN219440239U/en active Active
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