CN107157769B

CN107157769B - Medicine taking device for patient

Info

Publication number: CN107157769B
Application number: CN201710298965.7A
Authority: CN
Inventors: 徐玉坤; 华艳梅; 周冬梅; 林琳; 李旭
Original assignee: Individual
Current assignee: Xu Yukun
Priority date: 2015-07-16
Filing date: 2015-07-16
Publication date: 2022-01-18
Anticipated expiration: 2035-07-16
Also published as: CN107157769A; CN104905972B; CN104905972A

Abstract

A medicine taking device for patients is characterized in that a push rod is connected to the rear side of a piston, the front end of an injection cylinder body is integrally, fixedly, hermetically and communicated with an injection nozzle, port supporting supports are symmetrically and respectively connected to the left and the right outside of the injection cylinder body, each port supporting support comprises sliding frames which are symmetrically arranged up and down, each sliding frame is of a [ -shape, two free ends of each sliding frame are fixedly connected with the injection cylinder body, a space enclosed between each sliding frame and the injection cylinder body is a sliding groove, a connecting shaft is movably connected to the upper sliding groove and the lower sliding groove together in a front-back mode, a pressing plate and a connecting plate are simultaneously and integrally and fixedly connected to the connecting shaft between the two sliding frames, the pressing plate is located on the rear side of the connecting plate, an included angle between the pressing plate and the connecting plate is an obtuse angle, a port supporting plate is integrally and fixedly connected to the front end of the connecting plate, the front ends of the port supporting plate are inclined inwards relative to the connecting plate, the front ends of the left port plate and the right port plate are combined and then contacted together, and the two port plates are combined, the included angle is an acute angle, the injection nozzle is positioned in a space enclosed by the two opening plates.

Description

Medicine taking device for patient

Technical Field

The invention relates to a medical instrument, in particular to a medicine taking device for a patient.

Background

Patients suffering from coronary heart disease, myocardial infarction or heart failure and other diseases generally need to be treated by bed rest, and during the period of lying on the bed, the patients often need to take liquid medicines, but the patients are very difficult, most of liquid medicines cannot be taken independently due to weakness, a soup spoon needs to be used for infusion, the operation is very troublesome, and sometimes the liquid medicines can leak to pollute a sickbed.

Disclosure of Invention

The invention aims at the defects and provides the medicine taking device which is beneficial to taking medicine and convenient to use for patients.

The technical scheme for solving the technical problems is as follows:

a medicine taking device for patients comprises an injection cylinder body, wherein a piston is hermetically and slidably connected in the injection cylinder body, a push rod is connected at the rear side of the piston, the front end of the injection cylinder body is integrally and fixedly communicated with an injection nozzle in a sealing way, the medicine taking device is characterized in that port supports are symmetrically and respectively connected at the left and right sides of the outer surface of the injection cylinder body, each port support comprises sliding frames which are symmetrically arranged from top to bottom, each sliding frame is in a [ -shape, two free ends of each sliding frame are fixedly connected with the injection cylinder body, a space enclosed between each sliding frame and the injection cylinder body is a sliding groove, a connecting shaft is movably connected in the upper sliding groove and the lower sliding groove from front to back, a pressing plate and a connecting plate are simultaneously and integrally and fixedly connected on the connecting shaft between the two sliding frames, the pressing plate is positioned at the rear side of the connecting plate, an included angle between the pressing plate and the connecting plate is an obtuse angle, the front end of the connecting plate is integrally and fixedly connected with the port plate, the port plate is also an obtuse angle, the front end of the port plate is arranged inwards inclined relative to the connecting plate, the front ends of the left and right opening supporting plates are combined and then contacted together, the included angle formed by combining the two opening supporting plates is an acute angle, and the injection nozzle is positioned in the space enclosed by the two opening supporting plates.

The medicine taking device for the patient is characterized in that the piston comprises a driving piston and a driven piston, the driven piston is located on the front side of the driving piston, the driving piston and the driven piston are connected with the inner wall of the injection cylinder body in a sealed sliding mode, a through penetrating groove is formed in the middle of the driving piston in the thickness direction, the front end of the push rod penetrates through the penetrating groove in a sealed mode, and the push rod is connected with the driving piston in a relative rotating mode; the middle of the rear surface of the driven piston is recessed forwards to form a pit, internal threads are arranged in the pit, and external threads capable of being connected with the internal threads in the pit are arranged at the front end of the push rod; the active piston is further provided with a through vent groove along the thickness direction of the active piston, and one side of the push rod is fixedly connected with a plug capable of plugging the vent groove.

The medicine taking device for the patient is characterized in that an inner cavity is formed in the driving piston, the vent groove and the penetrating groove are communicated with the inner cavity, and the plug is located in the inner cavity.

The medicine taking device for the patient is characterized in that the inner cavity is in a hollow cylindrical shape.

The medicine taking device for the patient is characterized in that the push rod and the plug are integrally and fixedly connected through the connecting rod.

The medicine taking device for the patient is characterized in that a push handle is integrally and fixedly connected to the rear end of the push rod, and a baffle ring is integrally and fixedly connected to the outer surface of the rear port of the injection cylinder.

The invention is improved on the basis of a common injector, the liquid medicine can be injected into the mouth of a patient through the injector, in order to open the mouth of the patient for medicine taking, the opening support frames are arranged on the two sides of the injection cylinder body, when the patient takes medicine, the opening support plates are firstly inserted into the mouth of the patient, then the two pressing plates are pressed simultaneously, the two opening support plates are opened (see figure 8), the mouth of the patient can be passively opened, and the medicine can be fed to the patient who can not take medicine autonomously. Because the patient takes the medicine by injection, the liquid medicine can not leak out generally, which not only effectively avoids unnecessary troubles, but also ensures the curative effect of the medicine and brings convenience to the patient and nursing staff.

Drawings

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

FIG. 2 is a left side view of the structure of FIG. 1;

FIG. 3 is a schematic diagram of the active piston of FIG. 1;

FIG. 4 is a schematic top view of the structure of FIG. 3;

FIG. 5 is a schematic sectional view A-A of FIG. 3;

FIG. 6 is a schematic view of the connection of the push rod to the plug of FIG. 1;

FIG. 7 is a schematic top view of the structure of FIG. 6;

fig. 8 is a schematic structural view of the opened stent in fig. 1.

In the drawings:

1. a push handle; 2. a push rod; 3. a baffle ring; 4. an injection cylinder; 5. pressing a plate; 6. a chute; 7. a carriage; 8. a connecting shaft; 9. an active piston; 10. an inner cavity; 11. an external thread; 12. a pit; 13. a slave piston; 14. connecting plates; 15. an injection nozzle; 16. an opening-supporting plate; 17. a vent channel; 18. a connecting rod; 19. blocking; 20. and (6) penetrating through the groove.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1 to 7, a medicine taking device for patients comprises an injection cylinder 4, a piston is hermetically and slidably connected in the injection cylinder 4, a push rod 2 is connected at the rear side of the piston, an injection nozzle 15 is integrally and fixedly and hermetically communicated with the front end of the injection cylinder 4, port supporting brackets are symmetrically connected with the left and right outside of the injection cylinder 4 respectively, each port supporting bracket comprises a sliding bracket 7 which is vertically and symmetrically arranged, the sliding bracket 7 is in a [ "shape, two free ends of the sliding bracket 7 are fixedly connected with the injection cylinder 4, a space enclosed between the sliding bracket 7 and the injection cylinder 4 is a sliding groove 6, a connecting shaft 8 is movably connected in the upper sliding groove 6 and the lower sliding groove 6 together in the front and back direction, a pressing plate 5 and a connecting plate 14 are fixedly connected on the connecting shaft 8 between the two sliding brackets 7 at the same time, the pressing plate 5 is positioned at the rear side of the connecting plate 14, an included angle between the pressing plate 5 and the connecting plate 14 is an obtuse angle, a port supporting plate 16 is integrally and fixedly connected at the front end of the connecting plate 14, the included angle between the mouth supporting plate 16 and the connecting plate 14 is also an obtuse angle, the front end of the mouth supporting plate 16 is arranged in an inward inclined mode relative to the connecting plate 14, the front ends of the left mouth supporting plate and the right mouth supporting plate 16 are combined and then contacted together, the included angle formed after the two mouth supporting plates 16 are combined is an acute angle, and the injection nozzle 15 is located in a space surrounded by the two mouth supporting plates 16.

In the present invention, the connecting shaft 8 can move back and forth in the slide groove 6 together with the pressing plate 5 and the connecting plate 14, when the patient's mouth is spread, the injection cylinder 4 is pushed forward, and the injection nozzle 15 is pushed further into the patient's mouth, thereby more effectively preventing the leakage of the medical liquid.

In this embodiment, the piston includes a driving piston 9 and a driven piston 13, the driven piston 13 is located at the front side of the driving piston 9, the driving piston 9 and the driven piston 13 are both connected with the inner wall of the injection cylinder 4 in a sealed sliding manner, a through groove 20 is formed in the middle of the driving piston 9 along the thickness direction of the driving piston, the front end of the push rod 2 passes through the through groove 20 in a sealed manner, and the push rod 2 and the driving piston 9 are further connected in a relative rotation manner; the middle of the back of the driven piston 13 is recessed forwards to form a pit 12, internal threads are arranged in the pit 12, and external threads 11 which can be connected with the internal threads in the pit 12 are arranged at the front end of the push rod 2; the driving piston 9 is further provided with a through vent groove 17 along the thickness direction, and one side of the push rod 2 is fixedly connected with a plug 19 capable of plugging the vent groove 17.

The push rod 2 is pushed forwards, the front end of the push rod 2 enters the pit 12 behind the driven piston 13, the push rod 2 is combined with the driven piston 13 after the push rod 2 is rotated, and the driving piston 9 and the driven piston 13 form a whole and can be used for ordinary suction and injection. However, sometimes because of artificial reasons, the speed of injecting the liquid medicine is not well controlled, the time is fast and slow, and the medicine is not beneficial to patients to take medicine, the invention divides the piston into the driving piston 9 and the driven piston 13, after the liquid medicine is sucked, the push rod 2 is rotated reversely, the push rod 2 is separated from the driven piston 13, the plug 19 and the vent groove 17 are staggered, the driving piston 9 is pulled backwards, a certain space is formed between the driving piston 9 and the driven piston 13, then the push rod 2 is rotated, the plug 19 plugs the vent groove 17, the space between the driving piston 9 and the driven piston 13 is a closed space, after the push rod 2 is pushed forwards, the air pressure between the driving piston 9 and the driven piston 13 is increased, the driven piston 13 is forced to be pushed forwards, and because the air pressure between the driving piston 9 and the driven piston 13 is slowly released, the driven piston 13 moves forwards smoothly, is convenient for patients to take medicine at constant speed.

In this embodiment, the driving piston 9 has an inner cavity 10 formed therein, the vent groove 17 and the through groove 20 are both communicated with the inner cavity 10, and the plug 19 is located in the inner cavity 10. The inner chamber 10 has a hollow cylindrical shape. The push rod 2 and the plug 19 are fixedly connected integrally through a connecting rod 18. The rear end of the push rod 2 is integrally and fixedly connected with a push handle 1, and the outside of the rear end opening of the injection cylinder 4 is integrally and fixedly connected with a baffle ring 3.

Claims

1. A medicine taking device for patients comprises an injection cylinder body (4), wherein a piston is hermetically and slidably connected in the injection cylinder body (4), a push rod (2) is connected on the rear side of the piston, an injection nozzle (15) is integrally and fixedly communicated with the front end of the injection cylinder body (4), and the medicine taking device is characterized in that port supports are symmetrically connected to the left and the right outside of the injection cylinder body (4) respectively, each port support comprises sliding carriages (7) which are symmetrically arranged up and down, each sliding carriage (7) is in a [ -shape, two free ends of each sliding carriage (7) are fixedly connected with the injection cylinder body (4), a space enclosed between each sliding carriage (7) and the injection cylinder body (4) is a sliding chute (6), a connecting shaft (8) is movably connected to the front and back in the upper sliding chute (6) and the lower sliding chute (6) together, a pressing plate (5) and a connecting plate (14) are fixedly connected to the connecting shaft (8) between the two sliding carriages (7) at the same time, and the pressing plate (5) is positioned on the rear side of the connecting plate (14), an included angle between the pressing plate (5) and the connecting plate (14) is an obtuse angle, the front end of the connecting plate (14) is integrally and fixedly connected with an opening supporting plate (16), the included angle between the opening supporting plate (16) and the connecting plate (14) is also an obtuse angle, the front end of the opening supporting plate (16) is arranged in an inward inclined mode relative to the connecting plate (14), the front ends of the left opening supporting plate and the right opening supporting plate (16) are combined and then contacted together, the included angle formed after the two opening supporting plates (16) are combined is an acute angle, and the injection nozzle (15) is located in a space enclosed by the two opening supporting plates (16); the piston comprises a driving piston (9) and a driven piston (13), the driven piston (13) is positioned on the front side of the driving piston (9), the driving piston (9) and the driven piston (13) are hermetically and slidably connected with the inner wall of the injection cylinder body (4), a through groove (20) is formed in the middle of the driving piston (9) along the thickness direction of the driving piston, the front end of the push rod (2) hermetically penetrates through the through groove (20), and the push rod (2) is further in relative rotary connection with the driving piston (9); the middle of the rear surface of the driven piston (13) is recessed forwards to form a pit (12), internal threads are arranged in the pit (12), and external threads (11) which can be connected with the internal threads in the pit (12) are arranged at the front end of the push rod (2); a through vent groove (17) is further formed in the active piston (9) along the thickness direction of the active piston, and one side of the push rod (2) is fixedly connected with a plug (19) capable of plugging the vent groove (17); the push rod (2) is integrally and fixedly connected with the plug (19) through a connecting rod (18); the rear end of the push rod (2) is integrally and fixedly connected with a push handle (1), and the outside of the rear end opening of the injection cylinder body (4) is integrally and fixedly connected with a baffle ring (3).

2. The apparatus as claimed in claim 1, wherein the active piston (9) has an inner cavity (10) therein, the vent groove (17) and the through groove (20) are both in communication with the inner cavity (10), and the plug (19) is located in the inner cavity (10).