CN209996918U - A kit for controlling pain - Google Patents

Abstract

The utility model discloses a a medicine box for controlling analgesia, comprises a box bod, one-way medicine mouth that adds, the helmet, the reservoir, micropump and infusion pipeline, the micropump includes the pump body and the feed liquor pipe that connects gradually, pump line and drain pipe, feed liquor pipe and drain pipe are parallel to each other, be equipped with the cam by actuating mechanism driven between feed liquor pipe and the drain pipe, the pump line, feed liquor pipe and drain pipe are connected with the briquetting with the cam contact respectively, second flashboard and flashboard, with the rotation through the cam drive briquetting respectively, flashboard and second flashboard, the utility model discloses simple structure is compact, accomplish opening and closing and promoting duty cycle that the briquetting realized the suction liquid of pump line and extrusion liquid through the cam respectively, realized adjusting the transfusion volume in the unit interval through the duty cycle number of unit interval and the stroke of briquetting, reduced the space that occupies the medicine box, increaseed the liquid medicine storage volume, guaranteed that the patient is trace and long-time infusion needs.

Description

A kit for controlling pain

Technical Field

The utility model belongs to the technical field of medical instrument, in particular to medicine boxes for controlling analgesia.

Background

In the clinical transfusion work of hospitals, some patients need to transfuse 1-10 ml of medicine liquid per hour, for example, painless delivery and operations need postoperative analgesia, and although local anesthesia can be adopted in painless delivery to relieve the pain of the operator, unnecessary injury can be caused to the operator, and postoperative complications are easy to occur.

At present, in order to accurately, micro, uniformly and continuously input a small amount of liquid medicine into a patient, a micro pump is adopted like and is arranged in a medicine box, but the existing micro pump finishes the liquid inlet and outlet through three cams on the same axis, the structure is complex, the micro pump occupies the medicine box and has large volume, the medicine storage amount of a liquid storage bag is reduced, and the medicine output amount is not accurate enough.

SUMMERY OF THE UTILITY MODEL

Complicated and the technical problem that can not the accurate infusion of accomplishing of structure to existence among the prior art, the utility model provides an kinds of medicine boxes for controlling analgesia, simple structure is compact, and the stock solution volume is big, and the infusion volume is accurate, can guarantee that patient's postoperative analgesia is used.

In order to solve the technical problem, the utility model discloses a technical scheme is:

A medicine box for controlling analgesia, including box body, one-way medicine mouth, helmet, reservoir bag, micropump and infusion pipeline that adds, the micropump includes the pump body and the feed liquor pipe, pump line and the drain pipe that connects gradually, feed liquor pipe and drain pipe are parallel to each other, be equipped with the cam by actuating mechanism driven between feed liquor pipe and the drain pipe, pump line, feed liquor pipe and drain pipe are connected with briquetting, second flashboard and the flashboard with the cam contact respectively to the rotation through the cam drives briquetting, flashboard and second flashboard respectively and realizes the entering and the output of liquid.

Preferably, the one-way dosing port comprises a valve rear seat, a one-way valve and a valve front seat, a shell of the valve front seat is connected with a shell of the valve rear seat, and a shell of the one-way valve is connected between the shell of the valve front seat and the shell of the valve rear seat so as to communicate a cavity of the valve front seat and the cavity of the valve rear seat and prevent liquid from flowing backwards.

Preferably, the check valve is provided with a duckbill-shaped liquid outlet pipeline positioned in the cavity of the valve rear seat, and the inner diameter of the liquid outlet pipeline is gradually reduced from the direction of the valve front seat to the direction of the valve rear seat.

Preferably, the driving mechanism comprises a motor and a gear, so that an output shaft of the motor drives the gear driving cam to rotate.

Preferably, the liquid inlet pipe, the pump pipe and the liquid outlet pipe are connected with each other through pipe joints.

Preferably, the briquette is T-shaped.

The utility model discloses a simple structure is compact, through cam rotation 360 to accomplish opening and closing of two flashboards respectively and promote duty cycles that the briquetting realized the suction liquid of pump line and extruded liquid, realized adjusting the infusion volume in the unit time through the duty cycle number of unit time and the stroke of briquetting, reduced the space that occupies the medicine box, increaseed the liquid medicine reserves, guaranteed that the patient trace and long-time infusion needs.

Drawings

FIG. 1 is a schematic view of the analgesic drug-containing case of the present invention;

FIG. 2 is a schematic structural view of a micro pump of the analgesic drug cassette of the present invention in a liquid feeding state;

FIG. 3 is a schematic structural view of a micro pump of the analgesic drug cassette of the present invention in a fluid-discharging state;

FIG. 4 is a schematic cross-sectional view of a one-way drug feeding port of a drug cassette for controlling analgesia;

FIG. 5 is a schematic cross-sectional view of a one-way valve of a drug cassette for controlling analgesia;

figure 6 is a side view of the one-way valve of the present invention for controlling analgesia.

Detailed Description

So that those skilled in the art can better understand the technical solution of the present invention, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 6, the embodiment of the present invention discloses kinds of drug boxes for controlling analgesia, including a box body 6, a one-way drug adding port 4, a protective cap 5, a liquid storage bag 3, a micro pump 2 and a fluid delivery pipeline 1, the liquid storage bag 3 is arranged in the box body 6, the one-way drug adding port 4 is connected with the liquid storage bag 3 to add a drug solution to the liquid storage bag 3, the protective cap 5 is connected to the one-way drug adding port 4, the micro pump 2 is connected with the liquid storage bag 3 to input the drug solution into the fluid delivery pipeline 1, the micro pump 2 includes a pump body 21 and a liquid inlet pipe 22, a pump pipe 26 and a liquid outlet pipe 27 which are connected in sequence, the liquid inlet pipe 22 is connected with the liquid storage bag 3 to draw the drug solution from the liquid storage pipe 3, the liquid inlet pipe 22, the pump pipe 26 and the liquid outlet pipe 27 are connected by a pipe connector 23 between two, the liquid inlet pipe 22 and the liquid outlet pipe 27 are parallel to each other, a cam 24 driven by a driving mechanism is arranged between the liquid inlet pipe 22 and the liquid outlet pipe 27, the pump pipe 26, the liquid inlet pipe connector is connected with a pressure block 25 which is in contact with the cam 24, a second valve connector 5396 and a second valve connector which is inserted into the second valve connector 36, the liquid inlet pipe connector 23, the liquid outlet pipe connector 23, the liquid inlet pipe connector 23 and the liquid outlet pipe connector 23 are connected to drive the liquid inlet pipe connector 23, the liquid outlet pipe connector 23, the liquid inlet pipe connector 23 and the liquid outlet.

In this embodiment, the drive mechanism includes a motor and a gear 210 such that the output shaft of the motor rotates the gear drive cam 24. This is a common driving structure, and therefore no schematic diagram is given.

In this embodiment, the one-way dosing port 4 comprises a valve rear seat 41, a one-way valve 42 and a valve front seat 43, the valve rear seat 41, the one-way valve 42 and the valve front seat 43 all have a cavity, a housing of the valve front seat 43 is connected with a housing of the valve rear seat 41, the one-way valve 42 is located in the cavities of the valve front seat 43 and the valve rear seat 41, and the housing of the one-way valve 42 is connected between the housing of the valve front seat 43 and the housing of the valve rear seat 41 to communicate the cavity of the valve front seat 43 and the cavity of the valve rear seat 41. When the one-way medicine adding port 4 is filled with medicine by a syringe, the syringe needs to be pulled out to extract the medicine again, and at this time, the medicine inside the liquid storage bag 3 needs to be prevented from flowing out, so that the one-way valve 42 needs to have a function of preventing the medicine from flowing back.

In order to prevent the liquid medicine in the reservoir 3 from flowing backward, as shown in fig. 4 to 6, the check valve 42 has a duckbill outlet tube 421 located in the cavity of the valve rear seat 41, and the inner diameter of the outlet tube 421 gradually decreases from the direction of the valve front seat 43 toward the direction of the valve rear seat 41, thereby preventing the liquid medicine from flowing backward.

The utility model provides a theory of operation for controlling analgesic medicine box is, drive cam 24 through actuating mechanism, as shown in fig. 2, when flashboard 28 of drain pipe 27 department is closed, cam 24 clockwise rotates, briquetting 25 moves back, pump line 26 kick-backs, the second flashboard 29 of feed pipe 22 department is progressively opened simultaneously, pump line 26 inhales liquid this moment cam 24 continues clockwise to rotate in order to promote second flashboard 29, when second flashboard 29 of feed pipe 22 department is closed, cam 24 continues clockwise to rotate in order to promote briquetting 25 compression pump line 26, flashboard 28 of drain pipe 27 department is progressively opened simultaneously, pump line 26 extrusion liquid this moment, as shown in fig. 3, so circulate, the duty cycle of inhaling liquid and extrusion liquid is accomplished through 360 rotatory degrees of cam 24.

The utility model provides a be used for controlling analgesic medicine box is times nature, aseptic, the medical product of independent packaging, 360 rotations through cam 24, accomplish opening and closing of two flashboards respectively, promote briquetting 25 and realize duty cycle of the suction liquid of pump line 26 and extrusion liquid, the infusion volume in the unit interval is adjusted to the duty cycle number of times through unit interval and the stroke of briquetting 25, simple structure, high durability and convenient use, the infusion is accurate, safe and reliable.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims (6)

1. a be used for controlling analgesic medicine box, including box body, one-way medicine mouth, helmet, reservoir, micropump and infusion pipeline that adds, its characterized in that, the micropump includes the pump body and the feed liquor pipe, pump line and the drain pipe that connects gradually, feed liquor pipe and drain pipe are parallel to each other, be equipped with the cam driven by actuating mechanism between feed liquor pipe and the drain pipe, pump line, feed liquor pipe and drain pipe are connected with briquetting, second flashboard and the flashboard with the cam contact respectively to the rotation through the cam drives briquetting, flashboard and second flashboard respectively and realizes the entering and the output of liquid.

2. A kit for controlling analgesia as claimed in claim 1 wherein the one-way drug delivery port comprises a valve rear seat, a one-way valve and a valve front seat, the housing of the valve front seat and the housing of the valve rear seat being connected to each other, the housing of the one-way valve being connected between the housing of the valve front seat and the housing of the valve rear seat to communicate the cavity of the valve front seat and the cavity of the valve rear seat and prevent backflow of fluid.

3. kit for the control of analgesia, according to claim 2, wherein the one-way valve has a duckbill outlet conduit within the cavity of the rear valve seat, the outlet conduit having an internal diameter that decreases from the direction of the front valve seat to the direction of the rear valve seat.

4. The drug cassettes for controlling analgesia of claim 1 wherein the drive mechanism includes a motor and a gear such that an output shaft of the motor rotates a gear drive cam.

5. The kit for controlling analgesia of claim 1, wherein the inlet tube, the pump tube and the outlet tube are connected in pairs by tube connectors.

6. The kit for use in the control of analgesia of claim 1, wherein the compact is T-shaped.

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