CN216169197U

CN216169197U - Analgesia pump with automatic medicine pumping function

Info

Publication number: CN216169197U
Application number: CN202122372400.3U
Authority: CN
Inventors: 张自豪
Original assignee: Nuclear Industry General Hospital
Current assignee: Nuclear Industry General Hospital
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses an analgesia pump with an automatic drug pumping function, which relates to the field of medical appliances and comprises a pump body, a liquid storage bag, a drug injection port, a filter, a speed limiter and a pipeline, wherein the liquid storage bag is arranged in the pump body, the pipeline is connected with the liquid storage bag, the drug injection port, the filter and the speed limiter are sequentially arranged on the pipeline, the front end of the speed limiter is connected with a drug pumping device, the drug pumping device comprises a shell, a drug pumping pump, a knob type flow control valve, a first switch and a second switch, the drug pumping pump and the knob type flow control valve are arranged in the shell, the first switch controls the drug pumping pump to work uninterruptedly, the second switch controls the drug pumping pump to work intermittently, and the knob type flow control valve is matched with the drug pumping pump to pump liquid quantitatively when the drug pumping pump works intermittently. The liquid medicine is sucked by the medicine suction device, passes through the speed limiter and the filter in sequence through the pipeline and reaches the liquid storage bag of the pump body, so that the labor is saved, and the liquid medicine can be prevented from being polluted.

Description

Analgesia pump with automatic medicine pumping function

Technical Field

The utility model discloses an analgesia pump with an automatic medicine pumping function, and relates to the field of medical appliances.

Background

For a long time, postoperative pain is considered a natural phenomenon and is inevitable, and is only silently tolerated. In fact, pain can be controlled, reduced or achieved painless by medication or means. Pain, an undesirable stimulus, can cause a series of pathophysiological changes in the body, such as effects on the body's autonomic nervous system: the heart rate is accelerated, the respiration is rapid, and the blood pressure is increased; the mental changes cause dysphoria and depression, which in turn affect the digestive system function and recovery of physical strength. Pain can also affect the endocrine system, which in turn triggers a series of pathophysiological changes. Medical staff and family members often see the pain of patients when suffering from pain. Analgesia pumps are a tool for relieving pain.

The capacity of the analgesia pump is large, and can contain 100-300ml or even more of analgesic liquid, but no syringe corresponding to the capacity is clinically used for dispensing the liquid, and generally, the syringe with 20ml or 50ml is used for repeatedly pumping, which increases the workload of clinical workers, especially when a plurality of analgesia pumps are required to be simultaneously disposed, such as: the labor amount of medical care is larger because a plurality of puerperae need to install an analgesia pump at the same time; in addition, if the operation is not standard in the process of repeatedly pumping the liquid medicine by the syringe, the inner core of the syringe is easily polluted, so that the pumped liquid medicine is polluted, and finally the infection of a patient is caused.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an analgesic pump with an automatic drug pumping function, so that the burden of medical care is reduced, and the pollution of liquid medicine is avoided.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides an analgesia pump with automatic medicine pumping function, includes the pump body, liquid reserve tank, injection mouth, filter, overspeed governor and pipeline the liquid reserve tank is located the pump is internal, the tube coupling liquid reserve tank, injection mouth, filter and overspeed governor set gradually on the pipeline, and the medicine device is taken out in the connection of overspeed governor front end, the medicine device of taking out include casing, medicine pump, knob formula flow control valve, first switch and second switch, medicine pump and knob formula flow control valve all set up in the casing, first on-off control the incessant work of medicine pump, second on-off control medicine pump intermittent type formula work, knob formula flow control valve reaches the ration drawing liquid rather than constituting the cooperation when medicine pump intermittent type formula work.

Furthermore, the shell comprises a first shell and a second shell which are divided into halves, a plurality of inserting holes are formed in the first shell along the edge of the first shell, inserting columns are arranged in the second shell corresponding to each inserting hole, and the inserting columns are inserted into the inserting holes when the first shell and the second shell are folded.

Furthermore, first casing on be equipped with the pump groove of drawing the powder, draw the pump block of drawing the powder in the pump groove of drawing the powder, first casing on be equipped with the control valve groove, knob formula flow control valve block is in the control valve inslot, first casing border have two switch grooves respectively, first switch and second switch block are in two switch grooves.

Furthermore, the second shell is provided with a knob hole, a knob of the knob type flow control valve penetrates through the knob hole to the outside of the second shell, and a circle of scale groove is formed in the outer surface of the second shell around the knob hole. The scale groove marks range from 1ml to 50 ml.

Furthermore, a liquid inlet of the knob type flow control valve is connected with a first hose, and a needle head is connected to the first hose. A second hose is arranged between the liquid outlet of the knob type flow control valve and the liquid inlet of the medicine pump, a third hose is arranged at the liquid outlet of the medicine pump, and the third hose and the speed limiter are connected in a detachable mode or a fixed mode.

Has the advantages that: the liquid medicine pumping device comprises a pump body, a liquid storage bag, a medicine injection port, a filter, a speed limiter, a pipeline and a medicine pumping device, wherein liquid medicine is pumped by the medicine pumping device and sequentially passes through the speed limiter and the filter to reach the liquid storage bag of the pump body through the pipeline.

Drawings

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

FIG. 2 is a first exploded view of the drawing device of the present invention;

FIG. 3 is a second exploded view of the drawing device of the present invention;

FIG. 4 is a schematic view of a second housing structure of the present invention;

FIG. 5 is a schematic view of the internal structure of the pumping device of the present invention;

description of reference numerals: the pump body 1, the reservoir 2, the injection mouth 3, the filter 4, the overspeed governor 5, pipeline 6, take out medicine device 7, first casing 711, socket 7111, take out medicine pump groove 7112, control valve groove 7113, switch groove 7114, second casing 712, plug post 7121, knob hole 7122, scale groove 7123, take out medicine pump 72, knob formula flow control valve 73, first switch 74, second switch 75, first hose 8, second hose 9, third hose 10.

Detailed Description

The utility model is further described with reference to the drawings and the specific embodiments. Those skilled in the art will be able to implement the utility model based on these teachings. Moreover, the embodiments of the present invention described in the following description are generally only some embodiments of the present invention, and not all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the analgesia pump with automatic drug pumping function of the embodiment comprises a pump body 1, a reservoir 2, a drug injection port 3, a filter 4, a speed limiter 5 and a pipeline 6, wherein the reservoir 2 is arranged in the pump body 1, the pipeline 6 is connected with the liquid storage bag 2, the medicine injection port 3, the filter 4 and the speed limiter 5 are sequentially arranged on the pipeline 6, the front end of the speed limiter 5 is connected with the medicine pumping device 7, the medicine pumping device 7 comprises a shell, a medicine pumping pump 72, a knob type flow control valve 73, a first switch 74 and a second switch 75, medicine pump 72 and knob formula flow control valve 73 all set up in the casing, first switch 74 control medicine pump 72 uninterrupted duty, second switch 75 control medicine pump 72 intermittent type formula work, and flow control valve reaches the ration drawing liquid rather than constituting the cooperation when medicine pump 72 intermittent type formula work.

The working process of the present invention comprises two steps, firstly, the second switch 75 controls the drug pump 72 to intermittently work to perform quantitative pumping, such as: 1ml of sufentanil and 10ml of tetracaine are required to be extracted in a fixed amount, then the drug pump 72 is controlled by the first switch 74 to work uninterruptedly, and the normal saline is extracted for dilution. The first switch 74 is used to control the circuit to be always on or off after the drug pump 72 is powered on, and the drug pump 72 can be operated without interruption when the circuit is always on. The second switch 75 is configured to turn on the circuit when the second switch 75 is pressed after the drug pump 72 is powered on, and to turn off the circuit when the second switch 75 is released, thereby controlling the intermittent operation of the drug pump 72. The second switch 75 may employ a contact switch.

Specifically, the housing includes a first housing 711 and a second housing 712 divided into two halves, the first housing 711 has a plurality of sockets 7111 along an edge thereof, the second housing 712 has a plugging column 7121 corresponding to each socket 7111, the plugging column 7121 is inserted into the socket 7111 when the first housing 711 and the second housing 712 are folded, and the first housing 711 and the second housing 712 are combined by plugging fit.

Specifically, the first housing 711 is provided with a drug pumping pump groove 7112, the drug pumping pump 72 is clamped in the drug pumping pump groove 7112, the first housing 711 is provided with a control valve groove 7113, the knob type flow control valve 73 is clamped in the control valve groove 7113, the edge of the first housing 711 is provided with two switch grooves 7114, and the first switch 74 and the second switch 75 are clamped in the two switch grooves 7114.

Specifically, the second housing 712 is provided with a knob hole 7122, a knob of the knob type flow control valve 73 penetrates through the knob hole 7122 to the outside of the second housing 712, and a circle of calibration grooves 7123 is formed on the outer surface of the second housing 712 around the knob hole 7122. The scale groove 7123 indicates the range of 1-50 ml.

Specifically, a liquid inlet of the knob type flow control valve 73 is connected with a first hose 8, and the first hose 8 is connected with a needle head; a second hose 9 is arranged between the liquid outlet of the knob type flow control valve 73 and the liquid inlet of the medicine pump 72, a third hose 10 is arranged at the liquid outlet of the medicine pump 72, and the third hose 10 is detachably connected or fixedly connected with the speed limiter 5. The purpose of adopting the detachable connection is to pull the medicine pumping device 7 down after the medicine is injected into the analgesia pump, and connect the speed limiter 5 on an intravenous infusion pipeline or an epidural catheter interface. The fixed connection is that the first hose 8 is directly connected to an intravenous infusion pipeline or an epidural catheter interface after the medicine is injected.

Specifically, the drug pump 72 of the present invention may be powered by an external power source, or may be provided with a battery in the housing and a self-contained power source.

The use method of the utility model comprises the following steps: the needle head is inserted into the medicine bottle, the second switch 75 controls the medicine pump 72 to work intermittently to extract the anesthetic liquid medicine quantitatively, and then the first switch 74 controls the medicine pump 72 to work uninterruptedly to extract the normal saline for dilution; in the process that the liquid medicine is pumped and injected into the liquid storage bag 2, the liquid storage bag 2 gradually expands; after the liquid medicine is pumped out, the needle head is detached, the first hose 8 is connected to an intravenous infusion pipeline or an epidural catheter interface, and the liquid medicine is discharged and injected into a human body through slow contraction of the liquid storage bag 2.

While the present invention has been described with reference to the preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims

1. An analgesia pump with automatic medicine pumping function is characterized in that: comprises a pump body (1), a liquid storage bag (2), a medicine injection port (3), a filter (4), a speed limiter (5), a pipeline (6) and a medicine pumping device (7), wherein the liquid storage bag (2) is arranged in the pump body (1), the pipeline (6) is connected with the liquid storage bag (2), the medicine injection port (3), the filter (4) and the speed limiter (5) are sequentially arranged on the pipeline (6), the front end of the speed limiter (5) is connected with the medicine pumping device (7), the medicine pumping device (7) comprises a shell, a medicine pumping pump (72), a knob type flow control valve (73), a first switch (74) and a second switch (75), the medicine pumping pump (72) and the knob type flow control valve (73) are both arranged in the shell, the first switch (74) controls the medicine pumping pump (72) to work uninterruptedly, and the second switch (75) controls the medicine pumping pump (72) to work intermittently, the knob type flow control valve (73) is matched with the medicine pump (72) to achieve quantitative liquid extraction when the medicine pump works intermittently.

2. The analgesic pump with automatic medicine pumping function of claim 1, characterized in that: the shell comprises a first shell (711) and a second shell (712), a plurality of inserting holes (7111) are formed in the first shell (711) along the edge of the first shell, an inserting column (7121) is arranged in the second shell (712) corresponding to each inserting hole (7111), and the inserting column (7121) is inserted into the inserting hole (7111) when the first shell (711) and the second shell (712) are folded.

3. The analgesic pump with automatic medicine pumping function of claim 2, characterized in that: the first shell (711) is provided with a medicine pumping pump groove (7112), and the medicine pumping pump (72) is clamped in the medicine pumping pump groove (7112).

4. The analgesic pump with automatic medicine pumping function of claim 2, characterized in that: the first shell (711) is provided with a control valve groove (7113), and the knob type flow control valve (73) is clamped in the control valve groove (7113).

5. The analgesic pump with automatic medicine pumping function of claim 2, characterized in that: the edge of the first shell (711) is respectively provided with two switch grooves (7114), and the first switch (74) and the second switch (75) are clamped in the two switch grooves (7114).

6. The analgesic pump with automatic medicine pumping function of claim 2, characterized in that: the second shell (712) is provided with a knob hole (7122), and a knob of the knob type flow control valve (73) penetrates to the outside of the second shell (712) through the knob hole (7122).

7. The analgesic pump with automatic medicine pumping function of claim 6, wherein: a circle of scale groove (7123) is formed in the outer surface of the second shell (712) around the knob hole (7122), and the scale groove (7123) is marked in the range of 1-50 ml.

8. The analgesic pump with automatic medicine pumping function of claim 1, characterized in that: the liquid inlet of the knob type flow control valve (73) is connected with a first hose (8), and the first hose (8) is connected with a needle head for extracting liquid medicine.

9. The analgesic pump with automatic medicine pumping function of claim 1, characterized in that: a second hose (9) is arranged between the liquid outlet of the knob type flow control valve (73) and the liquid inlet of the medicine pump (72).

10. The analgesic pump with automatic medicine pumping function of claim 1, characterized in that: a third hose (10) is arranged at a liquid outlet of the medicine pumping pump (72), and the third hose (10) is connected with the medicine pumping pump (72) and the speed limiter (5).