CN214596696U

CN214596696U - Chemical therapy pump dosing device

Info

Publication number: CN214596696U
Application number: CN202023098560.5U
Authority: CN
Inventors: 卢素琼; 沈艳丽; 顾国民; 朱晓丹
Original assignee: Third Affiliated Hospital of Xinjiang Medical University
Current assignee: Third Affiliated Hospital of Xinjiang Medical University
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-11-05
Anticipated expiration: 2030-12-21

Abstract

The utility model belongs to the technical field of medical auxiliary assembly uses, especially, be a chemotherapy pump charge device, including fixed box, the inside of fixed box is provided with first cavity respectively, and the up end of cavity is provided with the gasket, and the up end of threaded rod is provided with the bottom plate, and the medial surface of second cavity is provided with the cartridge case, and the surface of medicinal pipe is provided with first check valve and second check valve respectively, and the one end of first check valve is provided with the medicine conveying pipe, and the surface of chemotherapy pump is provided with fixing device, and the lower terminal surface of chemotherapy pump is provided with out the pencil. The utility model discloses a set up first check valve and second check valve, make the push rod motor can not inhale the medicine in the chemotherapy pump when inhaling the medicine, can not send the medicine of chemotherapy pump to the medicine suction pipe when sending the chemotherapy pump from the cartridge case, through setting up the second sealing washer, make the medicine in the cartridge case can not permeate into the second cavity because of sealed medicine that leads to not in place from the cartridge case, avoided the waste of medicine.

Description

Chemical therapy pump dosing device

Technical Field

The utility model relates to a medical auxiliary equipment uses technical field, specifically is a chemotherapy pump charge device.

Background

The rate of cancer patients in China rises every year, so that the demand of chemotherapy pumps in China rises rapidly, and the chemotherapy pumps discharge chemotherapy medicaments regularly and quantitatively under program control by using a miniature pump, so that the treatment method has good curative effect and fewer side effects; chemotherapy pumps are one of the common devices for adjuvant therapy during the chemotherapy stage of cancer.

There are the following problems:

1. when the existing chemical therapy pump dosing device is used for dosing, the push rod motor is pulled to cause the drugs in the chemical therapy pump and the drugs in the drug suction pipe to return to the drug cartridge, so that the use is very inconvenient.

2. When the existing chemical therapy pump dosing device is used for dosing, due to the fact that a medicine cylinder is not sealed in place, the medicine can gradually run off after being injected into the medicine cylinder, and medicine waste is caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a chemotherapy pump charge device has solved the medicine backward flow in the chemotherapy pump when push rod motor pull and the sealed untight problem of cartridge case.

In order to achieve the above object, the utility model provides a following technical scheme: a chemical therapy pump dosing device comprises a fixing box, wherein a first cavity, a storage box and a second cavity are respectively arranged inside the fixing box, a gasket is arranged on the upper end face of the cavity, a push rod motor is arranged on the upper end face of the gasket, a first fixing block is arranged on one side of the push rod motor, a threaded rod is arranged on the upper end face of the push rod motor, a bottom plate is arranged on the upper end face of the threaded rod, a second sealing ring is arranged on one side of the bottom plate, a drug cylinder is arranged inside the second cavity, a rubber pad is arranged on the upper end face of the second cavity, a second fixing block is arranged on the upper end face of the second cavity, a first sealing ring is arranged on the inner side face of the second fixing block, a medical tube is arranged on the inner side face of the first sealing ring, a first check valve and a second check valve are respectively arranged on the outer surface of the medical tube, and a drug delivery tube is arranged at one end of the first check valve, the one end of second check valve is provided with the drug suction pipe, the inside of receiver is provided with the chemotherapy pump, the surface of chemotherapy pump is provided with fixing device, the lower terminal surface of chemotherapy pump is provided with out the pencil.

As a preferred technical scheme of the utility model, first cavity, receiver and second cavity all are embedded in the inside of fixed box, gasket swing joint is in the up end of cavity.

As a preferred technical scheme of the utility model, push rod motor fixed connection is in the up end of gasket, first fixed block fixed connection is in one side of push rod motor.

As a preferred technical scheme of the utility model, threaded rod fixed connection is in the up end of push rod motor, bottom plate fixed connection is in the up end of threaded rod.

As an optimized technical scheme of the utility model, second sealing washer fixed connection is in one side of bottom plate, cartridge case swing joint is in the inside of second cavity.

As a preferred technical scheme of the utility model, rubber pad swing joint is in the up end of second cavity, first sealing washer fixed connection is in the medial surface of second fixed block.

As a preferred technical scheme of the utility model, medicinal pipe swing joint is in the medial surface of first sealing washer, the equal fixed connection in the surface of medicinal pipe of first check valve and second check valve.

As an optimal technical scheme of the utility model, medicine conveying pipe fixed connection is in the one end of first check valve, medicine suction pipe fixed connection is in the one end of second check valve.

Compared with the prior art, the utility model provides a chemotherapy pump charge device possesses following beneficial effect:

1. this chemotherapy pump charge device through setting up first check valve and second check valve, makes the push rod motor can not inhale the medicine in the chemotherapy pump when inhaling the medicine, can not send the medicine of chemotherapy pump to the drug suction pipe when sending the chemotherapy pump from the cartridge case.

2. This chemotherapy pump charge device through setting up the second sealing washer, makes the medicine in the cartridge case can not permeate into the second cavity because of the medicine that sealed not in place leads to from the cartridge case, has avoided the waste of medicine.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a partial enlarged view of the point A in FIG. 1;

fig. 3 is a partial enlarged view of the point B in the structure diagram 1 of the present invention.

In the figure: 1. a chemotherapy pump; 2. a storage box; 3. a medicine outlet pipe; 4. a fixing device; 5. a first fixed block; 6. a push rod motor; 7. a gasket; 8. a fixing box; 9. a drug delivery tube; 10. a first check valve; 11. a cartridge; 12. a second one-way valve; 13. a drug suction tube; 14. a rubber pad; 15. a threaded rod; 16. a first cavity; 17. a base plate; 18. a second fixed block; 19. a first seal ring; 20. a second seal ring; 21. a second cavity; 22. a medicinal tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a chemical therapy pump dosing device comprises a fixed box 8, a first cavity 16, a storage box 2 and a second cavity 21 are respectively arranged in the fixed box 8, a gasket 7 is arranged on the upper end face of the first cavity 16, a push rod motor 6 is arranged on the upper end face of the gasket 7, a first fixed block 5 is arranged on one side of the push rod motor 6, a threaded rod 15 is arranged on the upper end face of the push rod motor 6, a bottom plate 17 is arranged on the upper end face of the threaded rod 15, a second sealing ring 20 is arranged on one side of the bottom plate 17, a medicine box 11 is arranged in the second cavity 21, a rubber pad 14 is arranged on the upper end face of the second cavity 21, a second fixed block 18 is arranged on the upper end face of the second cavity 21, a first sealing ring 19 is arranged on the inner side face of the second fixed block 18, a medicinal tube 22 is arranged on the inner side face of the first sealing ring 19, a first one-way valve 10 and a second one-way valve 12 are respectively arranged on the outer surface of the medicinal tube 22, one end of first check valve 10 is provided with medicine conveying pipe 9, and the one end of second check valve 12 is provided with drug absorption pipe 13, and the inside of receiver 2 is provided with chemotherapy pump 1, and the surface of chemotherapy pump 1 is provided with fixing device 4, and the lower terminal surface of chemotherapy pump 1 is provided with out pencil 3.

In this embodiment, chemotherapy pump 1 is used for the storage to pass into from cartridge 11 and enters medicine, goes out pencil 3 and is used for inputing the medicine into patient's internal through going out pencil 3, and receiver 2 provides the mounted position for chemotherapy pump 1, and fixing device 4 is used for the mounted position of fixed chemotherapy pump 1.

Specifically, first cavity 16, receiver 2 and second cavity 21 all embed in the inside of fixed box 8, and gasket 7 swing joint is in the up end of first cavity 16.

In this embodiment, the fixing box 8 provides a mounting position for the first cavity 16, the storage box 2, and the second cavity 21, and the first cavity 16 provides a mounting position for the push rod motor 6, the gasket 7, and the first fixing block 5.

Specifically, the push rod motor 6 is fixedly connected to the upper end face of the gasket 7, and the first fixing block 5 is fixedly connected to one side of the push rod motor 6.

In this embodiment, the spacer 7 is used for supporting the push rod motor 6, and the first fixing block 5 is used for fixing the position of the push rod motor 6 in the first cavity 16.

Specifically, the threaded rod 15 is fixedly connected to the upper end surface of the push rod motor 6, and the bottom plate 17 is fixedly connected to the upper end surface of the threaded rod 15.

In this embodiment, the threaded rod 15 is driven by the pusher motor 6 to be raised or lowered, and the base plate 17 is used to support the medicament in the cartridge 11.

Specifically, the second sealing ring 20 is fixedly attached to one side of the bottom plate 17, and the drug cartridge 11 is movably attached to the inside of the second cavity 21.

In this embodiment, the second sealing ring 20 is used to prevent the drug in the drug cartridge 11 from penetrating into the second cavity 21, and the drug cartridge 11 is used for storing the drug.

Specifically, the rubber pad 14 is movably connected to the upper end surface of the second cavity 21, and the first sealing ring 19 is fixedly connected to the inner side surface of the second fixing block 18.

In this embodiment, the second cavity 21 provides a mounting position for the rubber gasket 14, and the second fixing block 18 is used for mounting the first sealing ring 19.

Specifically, the medicinal tube 22 is movably connected to the inner side surface of the first sealing ring 19, and the first check valve 10 and the second check valve 12 are both fixedly connected to the outer surface of the medicinal tube 22.

In this embodiment, the first sealing ring 19 is used to block air from entering the cartridge 11, and the medicine tube 22 provides a mounting position for the first check valve 10 and the second check valve 12.

Specifically, the drug delivery tube 9 is fixedly connected to one end of the first one-way valve 10, and the drug suction tube 13 is fixedly connected to one end of the second one-way valve 12.

In this embodiment, the first check valve 10 prevents the drug in the chemotherapy pump 1 from being drawn into the drug cartridge 11 when the push rod motor 6 is turned on, and the second check valve 12 prevents the drug in the drug cartridge 11 from being injected into the drug suction tube 13 when the push rod motor 6 is turned on.

In the embodiment, the push rod motor 6 is a known technology which is already disclosed and widely applied to daily life, and the model of the push rod motor 6 is YNT-04.

The utility model discloses a theory of operation and use flow: firstly, the medicine to be injected is injected into the medicine suction pipe 13, the push rod motor 6 is started to draw the medicine to be injected into the medicine cylinder 11, at the moment, the first one-way valve 10 is in a closed state, the second one-way valve 12 is in an open state, then the push rod motor 6 pushes the medicine in the medicine cylinder 11 into the chemotherapy pump 1, at this time, the first one-way valve 10 is in an open state, the second one-way valve 12 is in a closed state, the first one-way valve 10 and the second one-way valve 12 enable the push rod motor 6 not to suck the medicine in the chemotherapy pump 1 when sucking the medicine, the medicine in the chemotherapy pump 1 is not sucked into the medicine suction pipe 13 when being sent from the medicine cylinder 11 to the chemotherapy pump 1, in the medicine cylinder 11, the second sealing ring 20 prevents the medicine in the medicine cylinder 11 from permeating into the second cavity 21 from the medicine cylinder 11 due to the medicine which is not tightly sealed, so that the waste of the medicine is avoided, and after the medicine is mixed in the chemotherapy pump 1, the medicine is input into the body of the patient through the medicine outlet pipe 3 below the chemotherapy pump 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a chemotherapy pump charge device, includes fixed box (8), its characterized in that: a first cavity (16), a storage box (2) and a second cavity (21) are respectively arranged in the fixing box (8), a gasket (7) is arranged on the upper end face of the first cavity (16), a push rod motor (6) is arranged on the upper end face of the gasket (7), a first fixing block (5) is arranged on one side of the push rod motor (6), a threaded rod (15) is arranged on the upper end face of the push rod motor (6), a bottom plate (17) is arranged on the upper end face of the threaded rod (15), a second sealing ring (20) is arranged on one side of the bottom plate (17), a medicine cylinder (11) is arranged in the second cavity (21), a rubber pad (14) is arranged on the upper end face of the second cavity (21), a second fixing block (18) is arranged on the upper end face of the second cavity (21), and a first sealing ring (19) is arranged on the inner side face of the second fixing block (18), the medial surface of first sealing washer (19) is provided with medicinal pipe (22), the surface of medicinal pipe (22) is provided with first check valve (10) and second check valve (12) respectively, the one end of first check valve (10) is provided with defeated pencil (9), the one end of second check valve (12) is provided with drug absorption pipe (13), the inside of receiver (2) is provided with chemotherapy pump (1), the surface of chemotherapy pump (1) is provided with fixing device (4), the lower terminal surface of chemotherapy pump (1) is provided with out pencil (3).

2. A chemotherapy pump dosing device according to claim 1, wherein: first cavity (16), receiver (2) and second cavity (21) all embedded in the inside of fixed box (8), gasket (7) swing joint is in the up end of first cavity (16).

3. A chemotherapy pump dosing device according to claim 1, wherein: the push rod motor (6) is fixedly connected to the upper end face of the gasket (7), and the first fixing block (5) is fixedly connected to one side of the push rod motor (6).

4. A chemotherapy pump dosing device according to claim 1, wherein: threaded rod (15) fixed connection is in the up end of push rod motor (6), bottom plate (17) fixed connection is in the up end of threaded rod (15).

5. A chemotherapy pump dosing device according to claim 1, wherein: the second sealing ring (20) is fixedly connected to one side of the bottom plate (17), and the medicine cylinder (11) is movably connected to the inside of the second cavity (21).

6. A chemotherapy pump dosing device according to claim 1, wherein: the rubber pad (14) is movably connected to the upper end face of the second cavity (21), and the first sealing ring (19) is fixedly connected to the inner side face of the second fixing block (18).

7. A chemotherapy pump dosing device according to claim 1, wherein: the medical tube (22) is movably connected to the inner side face of the first sealing ring (19), and the first one-way valve (10) and the second one-way valve (12) are fixedly connected to the outer surface of the medical tube (22).

8. A chemotherapy pump dosing device according to claim 1, wherein: the drug delivery pipe (9) is fixedly connected to one end of the first one-way valve (10), and the drug suction pipe (13) is fixedly connected to one end of the second one-way valve (12).