CN211068704U

CN211068704U - Intestines and stomach patient device of dosing

Info

Publication number: CN211068704U
Application number: CN201921929972.3U
Authority: CN
Inventors: 吴苗
Original assignee: Henan Provincial Peoples Hospital
Current assignee: Henan Provincial Peoples Hospital
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-24
Anticipated expiration: 2029-11-07

Abstract

A drug delivery device for gastrointestinal patients, which effectively solves the problems of uneven drug injection speed and easy waste of liquid medicine; the spraying device comprises a sleeve in left and right axial directions, a first piston is coaxially and slidably connected in the sleeve, a first pushing column in left and right directions is arranged at the left end of the first piston, a rack in left and right directions is arranged at the rear end of the first pushing column, a gear which is in up and down axial directions and is meshed with the rack is arranged at the left side of the sleeve, a nipple is coaxially arranged at the right end of the sleeve, a connector in left and right axial directions is in threaded connection with the outer edge surface of the nipple, a protective pipe is coaxially arranged at the right end of the connector, a spraying head is coaxially arranged at the right end of the protective pipe, a plurality of spraying holes which are uniformly distributed along the circumferential direction of the protective pipe and are communicated with the spraying head inside and outside are arranged on the outer edge surface; the novel multifunctional electric heating cooker is simple in structure, novel in conception, convenient to use and high in practicability.

Description

Intestines and stomach patient device of dosing

Technical Field

The utility model relates to the technical field of medical instruments in intestines and stomach and surgery, in particular to a drug delivery device for gastrointestinal patients.

Background

Because some intestines and stomach patients are seriously ill, conventional oral medicine can not play obvious treatment, and some patients are after gastrointestinal tract operation, can't take medicine orally by oneself, at this moment, medical personnel just need to carry out the intestines and stomach to the patient and administer, at present, intestines and stomach patients administer and mostly use the syringe to inject the intestinal with the medicine through the pipe with medical personnel, but because the injection dose is great, medical personnel use the syringe to slowly push in the medicine for a long time and can cause the hand fatigue, lead to injecting medicine speed inhomogeneous, and after the injection, have a large amount of liquid medicines to remain in the pipe, the waste of liquid medicine has been caused.

SUMMERY OF THE UTILITY MODEL

To the situation, in order to compensate the deficiency of the prior art, the utility model aims to provide a device of dosing for gastrointestinal patients, the effectual current device of dosing for gastrointestinal patients in use of having solved is because of the inhomogeneous speed of the injected medicament that medical personnel hand fatigue caused, and the problem of extravagant liquid medicine easily.

The technical scheme of its solution is, the utility model discloses a control axial sleeve, coaxial sliding connection has first piston in the sleeve, first piston left end is equipped with the first promotion post of left right direction, first promotion post rear end is equipped with left right direction's rack, the sleeve left be equipped with about axial and with rack toothing's gear, the coaxial nipple that is equipped with of sleeve right-hand member, axial connector about threaded connection has on the nipple outer fringe face, the coaxial protective tube that is equipped with of connector right-hand member, the coaxial sprinkler head that is equipped with of protective tube right-hand member, set up a plurality of spray holes that link up inside and outside and along its circumferencial direction equipartition on the sprinkler head outer fringe face, the coaxial loading pipe that is located the protective tube and communicates with the sprinkler head that is equipped with of connector right-hand member, loading pipe outer fringe face is.

Compared with the prior art, the beneficial effects of the utility model are that: changeable gasbag of size that is equipped with can extrude the liquid medicine of remaining in the infusion pipe, the waste of liquid medicine has been avoided, the rack and pinion who is equipped with can replace medical personnel's manual injection liquid medicine, it is inhomogeneous to have avoided the liquid medicine injection because of medical personnel's hand fatigue causes, the arc that is equipped with can support patient's intestinal inner wall, avoided patient's intestinal inner wall to block up and spray the hole, this simple structure, the design is novel, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is an isometric view of the present invention.

Fig. 2 is a full section axonometric view of the utility model.

Fig. 3 is a sectional top perspective view of the present invention.

Fig. 4 is an enlarged view of a in fig. 3 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

Fig. 1 to 5 show that the device comprises a sleeve 1 with left and right axial directions, a first piston 2 is coaxially and slidably connected in the sleeve 1, a first pushing column 3 in the left and right directions is arranged at the left end of the first piston 2, a rack 4 in the left and right directions is arranged at the rear end of the first pushing column 3, a gear 5 which is axially arranged up and down and meshed with the rack 4 is arranged at the left end of the sleeve 1, a nipple 6 is coaxially arranged at the right end of the sleeve 1, a left and right axial connecting head 7 is in threaded connection with the outer edge surface of the nipple 6, a protecting pipe 8 is coaxially arranged at the right end of the connecting head 7, a sprinkler 9 is coaxially arranged at the right end of the protecting pipe 8, a plurality of sprinkling holes 10 which are uniformly distributed along the circumferential direction of the right end and are communicated with the inside and outside are arranged on the outer edge surface of the sprinkler 9, a drug delivery pipe 11 which is positioned.

In order to drive the gear 5 to rotate at a uniform speed, the left end of the sleeve 1 is coaxially provided with a placing cylinder 13 with an opening facing to the left, a placing plate 14 positioned below the first pushing column 3 is arranged in the placing cylinder 13, the rear side of the upper end surface of the placing plate 14 is provided with an upper axial motor 15, and the output end of the motor 15 is coaxially and fixedly connected with the gear 5.

In order to make the size of the air bag 12 changeable, the rear end of the air bag 12 is provided with an inflation tube 16, a first one-way valve 17 with an opening facing the air bag 12 is arranged in the inflation tube 16, the free end of the inflation tube 16 penetrates through the protective tube 8 and is provided with an inflation ball 18, the rear end of the inflation ball 18 is provided with a second one-way valve 19 with an opening facing the inflation ball 18, the front end of the air bag 12 is provided with an air discharge tube 20 penetrating through the protective tube 8, and the front end of the air discharge tube 20 is provided with an air discharge plug 21.

For better use effect, first promotion post 3 in coaxial sliding connection have the second promote post 22, the second promotes post 22 left end and runs through first promotion post 3 and coaxial being equipped with slurcam 23, the second promotes post 22 right-hand member and is equipped with second piston 24 that can slide in nipple 6, the coaxial piston groove 25 of having seted up on the 2 right-hand member face of first piston, second piston 24 can block in piston groove 25.

In order to make the first piston 2 slide smoothly in the sleeve 1, a plurality of stabilizing plates 26 are arranged on the outer surface of the first pushing column 3 in the left-right direction.

In order to facilitate medical staff to draw liquid medicine, L-shaped pulling rods 27 are respectively arranged on the upper side and the lower side of the left end of the first pushing column 3, and a handle 28 is arranged on the lower side of the outer edge surface of the sleeve 1.

In order to prevent the inner wall of the intestinal tract of the patient from blocking the spraying holes 10, the outer edge surface of the spraying head 9 is provided with a plurality of arc plates 29 which are distributed along the circumferential direction and are arranged in the left-right direction.

When the utility model is used, firstly, the second piston 24 is clamped in the piston groove 25, the connector 7 is clockwise rotated and taken down from the nipple 6, the nipple 6 is inserted into the prepared liquid medicine, the medical staff holds the handle 28 by the left hand, the two pulling rods 27 are pulled leftwards by the right hand, the pulling rods 27 drive the first pushing column 3 to move leftwards, the first pushing column 3 drives the first piston 2 to slide leftwards, the air pressure in the sleeve 1 is smaller than the external air pressure, and the liquid medicine is sucked into the sleeve 1;

the connector 7 is rotated anticlockwise to be fixed on the nipple 6 again, the sprinkler head 9 is slowly inserted into the intestinal tract of a patient, the sprinkler head 9 stops being inserted when reaching a position needing to be dosed, the motor 15 is started, the output end of the motor 15 drives the gear 5 to rotate anticlockwise, the gear 5 drives the rack 4 to move rightwards, the rack 4 drives the first pushing column 3 to move rightwards, the first pushing column 3 drives the first piston 2 to slide rightwards, the first piston 2 pushes the liquid medicine in the sleeve 1 to flow rightwards, the liquid medicine flows into the sprinkler head 9 through the medicine conveying pipe 11 and is sprayed into the intestinal tract from the spraying hole 10, the arc-shaped plate 29 is supported on the inner wall of the intestinal tract of the patient to avoid blocking the spraying hole 10, and the motor 15 is turned off when the right end face of the;

the second pushing column 22 is pushed rightwards, the second pushing column 22 drives the second piston 24 to slide rightwards, the residual liquid medicine in the nipple 6 is pushed into the medicine conveying pipe 11, the second pushing column 22 stops being pushed when the right end face of the second piston 24 is contacted with the right end face of the connector 7, the inflatable ball 18 is pressed and held, the internal air pressure of the inflatable ball 18 is larger than the external air pressure, the air is extruded into the air bag 12, the first one-way valve 17 prevents the air in the air bag 12 from returning to the inflatable ball 18, the inflatable ball 18 is released, the air in the inflatable ball 18 is reduced, the pressure is smaller than the external air pressure, the external air is sucked into the inflatable ball 18, the second one-way valve 19 prevents the air in the inflatable ball 18 from entering the outside, the inflatable ball 18 is repeatedly pressed and held, the air bag 12 is inflated to be enlarged, the medicine conveying pipe 11 is pressed, the residual liquid medicine in the medicine conveying pipe 11 enters the spraying head 9 and enters the intestinal tract of a patient through, the gas in the air bag 12 is sprayed out through the air release pipe 20, and the air release plug 21 is covered when the gas in the air bag 12 is released.

Claims

1. A drug delivery device for gastrointestinal patients comprises a sleeve (1) in left-right axial direction, and is characterized in that a first piston (2) is coaxially connected in the sleeve (1) in a sliding manner, a first pushing column (3) in left-right direction is arranged at the left end of the first piston (2), a rack (4) in left-right direction is arranged at the rear end of the first pushing column (3), a gear (5) which is in up-down axial direction and is meshed with the rack (4) is arranged at the left side of the sleeve (1), a nipple (6) is coaxially arranged at the right end of the sleeve (1), a connector (7) in left-right axial direction is in threaded connection with the outer edge surface of the nipple (6), a protective tube (8) is coaxially arranged at the right end of the connector (7), a sprinkler head (9) is coaxially arranged at the right end of the protective tube (8), a plurality of sprinkling holes (10) which are uniformly distributed along the circumferential direction and are communicated with the inside and outside are arranged on the outer edge surface of the sprinkler head (9, the outer edge surface of the medicine conveying pipe (11) is provided with a left-right airbag (12).

2. The gastrointestinal patient drug delivery device according to claim 1, wherein the left end of the sleeve (1) is coaxially provided with a placing cylinder (13) with an opening facing to the left, a placing plate (14) positioned below the first pushing column (3) is arranged in the placing cylinder (13), an up-down axial motor (15) is arranged on the rear side of the upper end surface of the placing plate (14), and the output end of the motor (15) is coaxially and fixedly connected with the gear (5).

3. The gastrointestinal patient drug delivery device according to claim 1, wherein the rear end of the air bag (12) is provided with an inflation tube (16), the inflation tube (16) is internally provided with a first one-way valve (17) with an opening facing the air bag (12), the free end of the inflation tube (16) penetrates through the protective tube (8) and is provided with an inflation ball (18), the rear end of the inflation ball (18) is provided with a second one-way valve (19) with an opening facing the inflation ball (18), the front end of the air bag (12) is provided with an air release tube (20) penetrating through the protective tube (8), and the front end of the air release tube (20) is provided with an air release plug (21).

4. The gastrointestinal patient drug delivery device according to claim 1, wherein a second pushing column (22) is coaxially and slidably connected in the first pushing column (3), the left end of the second pushing column (22) penetrates through the first pushing column (3) and is coaxially provided with a pushing plate (23), the right end of the second pushing column (22) is provided with a second piston (24) capable of sliding in the nipple (6), the right end surface of the first piston (2) is coaxially provided with a piston groove (25), and the second piston (24) can be clamped in the piston groove (25).

5. The gastrointestinal patient drug delivery device according to claim 1, wherein the first push column (3) is provided on its outer surface with a plurality of left-right directional stabilizing plates (26).

6. The gastrointestinal patient drug delivery device according to claim 1, wherein the left end of the first pushing column (3) is provided with L-shaped pulling rods (27) at the upper and lower sides respectively, and the lower side of the outer edge surface of the sleeve (1) is provided with a handle (28).

7. A device according to claim 1, wherein the outer surface of the spray head (9) is provided with a plurality of arc-shaped plates (29) which are distributed in the left-right direction and are evenly distributed along the circumferential direction.