Medicine delivery device

Abstract

A medicine delivery device effectively solves the problems of complicated medicine feeding operation and easy precipitation of medicine liquid; it comprises a shell in left and right directions, a circular ring with upper and lower axial directions is arranged on the left side of the shell, the lower end of the circular ring passes through the shell and is coaxially threadedly connected with a medicine liquid cylinder with an opening facing upward, a guide tube with an opening facing upward is coaxially rotatably connected inside the circular ring, a plurality of stirring blades distributed in the upper and lower directions are arranged on the outer side of the guide tube, an arc-shaped groove which is lower on the left and higher on the right is arranged on the inner edge surface of the guide tube, a guide rod coaxial with the circular ring is slidably connected inside the shell, the lower end of the guide rod extends into the guide tube and is slidably connected to the arc groove via an insertion rod, an inverted L-shaped medicine feeding tube is arranged on the left side of the circular ring, the left end of the medicine feeding tube passes through the shell and is coaxially threadedly connected with a suction nozzle, and the lower end of the medicine feeding tube can be inserted into the medicine liquid cylinder; the utility model has ingenious structure and is easy to use.

Description

Technical Field

[0001] The utility model relates to the technical field of nursing auxiliary equipment, in particular to a medicine delivery device. Background Art

[0002] After surgical treatment for patients with cardiovascular diseases such as angina pectoris, hypertension, sudden death, arrhythmia, heart failure, premature beats, irregular heartbeat, myocardial infarction, cardiomyopathy, myocarditis, and acute myocardial infarction, patients often need to lie still during subsequent treatment. Due to their weak body, they are unable to move independently and often need medical staff to deliver medicine to them. At the same time, in order to avoid spillage of the medicine during the delivery process, injections are often required to assist patients in taking the medicine. However, when using this device, the medicine is prone to precipitation, resulting in a decrease in efficacy, and it is often necessary to extract the medicine multiple times to feed the patient, which also increases the workload of medical staff. Utility Model Content

[0003] In view of the above situation, in order to make up for the deficiencies of the prior art, the purpose of the utility model is to provide a medicine feeding device, which effectively solves the problems of cumbersome medicine feeding operation and easy precipitation of medicine solution.

[0004] The technical solution is that the utility model includes a shell in the left and right directions, a circular ring with an upper and lower axial direction is arranged on the left side of the shell, the lower end of the circular ring passes through the shell and is coaxially threadedly connected to a medicine liquid cylinder with an opening facing upward, a guide tube with an opening facing upward is coaxially rotatably connected inside the circular ring, a plurality of stirring blades distributed along the upper and lower directions are arranged on the outside of the guide tube, an arc-shaped groove which is lower on the left and higher on the right is arranged on the inner edge surface of the guide tube, a guide rod coaxial with the circular ring is slidably connected inside the shell, the lower end of the guide rod extends into the guide tube and is slidably connected to the arc groove via an insertion rod, an inverted L-shaped medicine feeding tube is arranged on the left side of the circular ring, the left end of the medicine feeding tube passes through the shell and is coaxially threadedly connected to a suction nozzle, and the lower end of the medicine feeding tube can be inserted into the medicine liquid cylinder.

[0005] The utility model has an ingenious structure and is easy to use.

[0006] The provided guide tube, arc groove, insertion rod, guide rod, rectangular block, medicine liquid cylinder and stirring blade are convenient for stirring the medicine liquid during the medicine feeding process, so that the medicine liquid can be better mixed, which is beneficial to the patient's absorption of the medicine liquid. The provided medicine feeding tube, suction nozzle, trachea, air cylinder, piston rod, push rod and guide groove are not only convenient for squeezing the medicine liquid in the medicine liquid cylinder into the patient's oral cavity through the medicine feeding tube and suction nozzle for medicine feeding, but also can continuously deliver sufficient medicine liquid to the patient, while reducing the workload of medical staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is an axonometric drawing of the utility model.

[0008] Figure 2It is a full-section main axonometric drawing of the utility model.

[0009] Figure 3 It is a cutaway main axonometric drawing of the utility model.

[0010] Figure 4 It is a full-section bottom-up axonometric drawing of the utility model.

[0011] Figure 5 It is the main axonometric view of the guide tube in the utility model.

[0012] Figure 6 This utility model Figure 3 A is an enlarged view of the middle image. DETAILED DESCRIPTION

[0013] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings.

[0014] Depend on Figures 1 to 6 It is given, including a shell body 1 in the left and right directions, a circular ring 2 in the upper and lower axial directions is provided on the left side of the shell body 1, the lower end of the circular ring 2 passes through the shell body 1 and is coaxially threadedly connected to a liquid medicine cylinder 3 with an opening facing upward, a guide tube 4 with an opening facing upward is coaxially rotatably connected inside the circular ring 2, a plurality of stirring blades 5 distributed along the upper and lower directions are provided on the outer side of the guide tube 4, an arc-shaped groove 6 which is lower on the left and higher on the right is provided on the inner edge surface of the guide tube 4, a guide rod 7 coaxial with the circular ring 2 is slidably connected inside the shell body 1, the lower end of the guide rod 7 extends into the guide tube 4 and is slidably connected to the arc-shaped groove 6 via an insertion rod 8, an inverted L-shaped medicine feeding tube 9 is provided on the left side of the circular ring 2, the left end of the medicine feeding tube 9 passes through the shell body 1 and is coaxially threadedly connected to a suction nozzle 10, and the lower end of the medicine feeding tube 9 can be inserted into the liquid medicine cylinder 3.

[0015] In order to facilitate the extrusion of the liquid medicine in the liquid medicine cylinder 3 through the medicine feeding tube 9, an air cylinder 11 with an upper and lower axial direction and an opening facing upward is provided on the right side of the housing 1, and an inverted T-shaped piston rod 12 is coaxially slidably connected in the air cylinder 11. The lower end of the air cylinder 11 is connected to the liquid medicine cylinder 3 through the air pipe 13, and the lower end of the air cylinder 11 is connected to the outside through the air suction pipe 13.

[0016] In order to facilitate better drug delivery to the patient, an inhalation one-way valve 14 opening toward the air cylinder 11 is provided in the inhalation tube 13 , and an inhalation one-way valve 15 opening toward the medicine liquid cylinder 3 is provided in the air tube 13 .

[0017] In order to facilitate the up and down sliding of the guide rod 7, a rectangular block 16 is slidably connected in the shell 1 in the left and right directions. The left end face of the rectangular block 16 is an inclined surface with upper left and lower right. The upper end of the guide rod 7 contacts the side of the rectangular block 16, and the right side of the rectangular block 16 is connected to the shell 1 via left and right axial tension springs. The lower end of the guide rod 7 is connected to the guide tube 4 via a spring.

[0018] In order to facilitate the up and down sliding of the piston rod 12, a wavy guide groove 17 with an opening facing downward is opened on the front side of the rectangular block 16. The upper end of the piston rod 12 is provided with an upper and lower axial push rod 18 through a fixed plate. The upper end of the push rod 18 is inserted into the guide groove 17, and a coaxial compression spring is provided on the lower side of the piston rod 12.

[0019] In order to facilitate the left and right sliding of the rectangular block 16 , an auxiliary block slidably connected to the housing 1 is provided on the upper side of the rectangular block 16 , and the upper end of the auxiliary block passes through the housing 1 and is provided with a push plate 19 .

[0020] When the utility model is used, the medicine liquid is first loaded into the medicine liquid cylinder 3, and then the medicine liquid cylinder 3 is screwed on the ring 2, and the disposable suction nozzle 10 is screwed on the medicine feeding tube 9. Then the medical staff holds the shell 1 and inserts the suction nozzle 10 into the patient's oral cavity through the medicine feeding tube 9 to prepare for feeding the patient, and then pushes the push plate 19 to drive the rectangular block 16 to slide to the left along the shell 1 through the auxiliary block, and the tension spring is stretched. At this time, the rectangular block 16 pushes the guide rod 7 to slide downward along the shell 1 through the inclined surface, and the spring is compressed. The guide rod 7 slides downward and drives the guide tube 4 to rotate along the ring 2 through the insertion rod 8 and the arc groove 6, so that the guide tube 4 drives the multiple stirring blades 5 to rotate to stir the medicine liquid in the medicine liquid cylinder 3;

[0021] At the same time, the rectangular block 16 drives the push rod 18 to move downward through the wavy guide groove 17, and the push rod 18 drives the piston rod 12 to slide downward along the air cylinder 11 through the fixed plate, and the compression spring is compressed, prompting the air intake check valve 15 to open, so that the gas in the air cylinder 11 is squeezed into the medicine liquid cylinder 3 through the trachea 13, and the gas pressure in the medicine liquid cylinder 3 increases, prompting the medicine liquid to be squeezed into the patient's oral cavity through the feeding tube 9 and the suction nozzle 10 for medicine delivery. When the guide groove 17 no longer squeezes the push rod 18, at this time, under the action of the compression spring, the compression spring drives the piston rod 12 to slide upward along the air cylinder 11, and the piston rod 12 drives the push rod 18 to move upward through the fixed plate. At this time, the suction check valve 14 is opened, and the piston rod 12 sucks the external air into the air cylinder 11 through the suction pipe 13. At this time, the push plate 19 is pushed, and the medicine can be continuously delivered to the patient's oral cavity;

[0022] After delivering the medicine to the patient, the push plate 19 is no longer pushed. At this time, under the action of the tension spring, the tension spring drives the rectangular block 16 to slide to the right along the shell 1 and no longer squeezes the guide rod 7. Under the action of the spring, the spring drives the guide rod 7 to slide upward along the shell 1, prompting the guide rod 7 to drive the guide tube 4 to rotate in the opposite direction to the initial position through the insertion rod 8 and the arc groove 6, and then the suction nozzle 10 is taken out from the patient's mouth, and then the suction nozzle 10 is unscrewed for disposal, and the liquid medicine cylinder 3 is unscrewed for cleaning, which is convenient for next use.

[0023] The utility model has the advantages of simple structure, convenient operation, novel concept and strong practicality. The guide tube, arc groove, insertion rod, guide rod, rectangular block, medicine liquid cylinder and stirring blade are arranged, so that the medicine liquid can be stirred in the process of feeding the medicine, so that the medicine liquid can be better mixed, which is beneficial to the patient's absorption of the medicine liquid. The medicine feeding tube, suction nozzle, trachea, air cylinder, piston rod, push rod and guide groove are arranged, which not only facilitates the medicine liquid in the medicine liquid cylinder to be squeezed into the patient's oral cavity through the medicine feeding tube and suction nozzle for medicine feeding, but also can continuously deliver sufficient medicine liquid to the patient, while reducing the workload of medical staff.

Claims

1. A medicine delivery device, comprising a left-right housing (1), characterized in that: A circular ring (2) is provided on the left side of the shell (1) in an upward and downward axial direction. The lower end of the circular ring (2) passes through the shell (1) and is coaxially threadedly connected to a liquid medicine cylinder (3) with an opening facing upward. A guide tube (4) with an opening facing upward is coaxially rotatably connected inside the circular ring (2). A plurality of stirring blades (5) distributed in the upward and downward directions are provided on the outer side of the guide tube (4). An arc-shaped groove (6) with a lower left side and a higher right side is provided on the inner edge surface of the guide tube (4). A guide rod (7) coaxial with the circular ring (2) is slidably connected inside the shell (1). The lower end of the guide rod (7) extends into the guide tube (4) and is slidably connected to the arc-shaped groove (6) via an insertion rod (8). An inverted L-shaped medicine feeding tube (9) is provided on the left side of the circular ring (2). The left end of the medicine feeding tube (9) passes through the shell (1) and is coaxially threadedly connected to a suction nozzle (10). The lower end of the medicine feeding tube (9) can be inserted into the liquid medicine cylinder (3).

2. A medicine delivery device according to claim 1, characterized in that: An air cylinder (11) with an upward opening and an upper and lower axial direction is provided on the right side of the housing (1), an inverted T-shaped piston rod (12) is coaxially slidably connected inside the air cylinder (11), the lower end of the air cylinder (11) is connected to the medicine liquid cylinder (3) through an air pipe (13), and the lower end of the air cylinder (11) is connected to the outside through an air suction pipe (13).

3. A medicine delivery device according to claim 2, characterized in that: An air intake check valve (14) opening toward the air cylinder (11) is provided in the air intake pipe (13), and an air intake check valve (15) opening toward the medicine liquid cylinder (3) is provided in the air intake pipe (13).

4. A medicine delivery device according to claim 1, characterized in that: A rectangular block (16) is slidably connected in the housing (1) in the left and right directions. The left end surface of the rectangular block (16) is an inclined surface with the upper left and lower right directions. The upper end of the guide rod (7) contacts the side surface of the rectangular block (16). The right side of the rectangular block (16) is connected to the housing (1) via a left and right axial tension spring. The lower end of the guide rod (7) is connected to the guide tube (4) via a spring.

5. A medicine delivery device according to claim 4, characterized in that: The rectangular block (16) is provided with a wave-shaped guide groove (17) with an opening facing downward on the front side, and a top rod (18) is provided in an upper and lower axial direction at the upper end of the piston rod (12) through a fixing plate, and the upper end of the top rod (18) is inserted into the guide groove (17), and a coaxial compression spring is provided on the lower side of the piston rod (12).

6. A medicine delivery device according to claim 4, characterized in that: An auxiliary block slidably connected to the shell (1) is provided on the upper side of the rectangular block (16); the upper end of the auxiliary block passes through the shell (1) and is provided with a push plate (19).

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