Treatment drug delivery device

Abstract

The utility model relates to the technical field of drug delivery devices, and provides a treatment drug delivery device, which is convenient for expanding the oral cavity of a child patient, observing the wound and delivering drugs, and comprises a drug box, an air bag, a one-way assembly, a conical tube, a fixed frame, an opposite assembly, a bent tube, a rotation driving assembly and a handheld handle, an air hole is formed in the air bag, the one-way assembly is arranged on the connecting channel and used for preventing medicine powder from entering the air bag, the conical pipe communicates with the medicine box, the fixing frame fixedly sleeves the conical pipe and is fixedly connected with a sliding barrel through a fixing plate, the sliding barrel is slidably sleeved with two sliding rods, and the sliding rods are fixedly connected with a nozzle expanding plate; the opposite assembly is arranged on the fixing frame and used for driving the two nozzle expanding plates to move oppositely, the conical pipe is rotationally sleeved with the bent pipe, the rotation driving assembly is arranged on the conical pipe and used for driving the bent pipe to rotate, and the handheld handle is fixedly connected to the medicine box.

Description

Technical Field

[0001] The utility model relates to the technical field of drug delivery devices, in particular to a therapeutic drug delivery device. Background Art

[0002] Clinically, when children have oral injuries or ulcers, it is generally necessary to use powder to cover the wound for treatment. However, children have poor self-control and sometimes cannot cooperate with the treatment well.

[0003] An existing therapeutic drug delivery device, such as the oral therapeutic drug delivery device for children with patent announcement number CN210228883U, places two required liquid drugs into the first drug cavity and the second drug cavity. The angle of the universal head is adjusted according to the position of the patient's ulcer surface, and then the drug delivery handle is pressed and released quickly and continuously. After the air in the drug delivery hose and the universal head is exhausted, the drug delivery part is inserted into the patient's oral cavity, and the universal head is aligned with the patient's ulcer surface. The drug delivery handle is pressed and released continuously to spray the drug onto the patient's ulcer surface.

[0004] However, children have poor self-control and are unable to open their mouths or bite the medication device uncontrollably, making it inconvenient to observe and administer medication to the wound. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies of the prior art, the utility model provides a therapeutic drug delivery device to solve the problem in the prior art mentioned in the background technology that children have poor self-control and cannot open their mouths or bite the drug delivery device uncontrollably, making it inconvenient to observe and administer the drug to the wound.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a therapeutic drug delivery device, comprising a medicine box, an airbag, a one-way component, a conical tube, a fixed frame, an opposing component, a bent pipe, a driving component and a hand-held handle, the airbag is connected to the medicine box through a connecting channel, and an air hole is opened on the airbag, the one-way component is arranged on the connecting channel, and is used to prevent medicine powder from entering the airbag, the conical tube is connected to the medicine box, the fixed frame is fixedly sleeved on the conical tube, and a slide cylinder is fixedly connected to the fixed frame through a fixed plate, the slide cylinder is slidably sleeved with two slide rods, and a nozzle expansion plate is fixedly connected to the slide rod, the opposing component is arranged on the fixed frame, and is used to drive the two nozzle expansion plates to move toward each other, the bent pipe is rotatably sleeved on the conical tube, the driving component is arranged on the conical tube, and is used to drive the bent pipe to rotate, and the hand-held handle is fixedly connected to the medicine box.

[0009] Preferably, the one-way component includes a rotating shaft, a sealing door, a torsion spring and a baffle, and two rotating shafts are provided. The rotating shaft is fixedly connected to the connecting channel, the sealing door is rotatably sleeved on the rotating shaft, the torsion spring is sleeved on the rotating shaft, the torsion spring is fixedly connected to the sealing door and the connecting channel, and the baffle is fixedly connected to the connecting channel.

[0010] Furthermore, the opposing components include a stabilizing plate, a bidirectional screw, a threaded plate, a connecting rod and a first motor, two stabilizing plates are provided, the stabilizing plates are fixedly connected to the fixing frame, the bidirectional screw is rotatably connected between the two stabilizing plates, two threaded plates are provided, the threaded plates are slidably connected to the fixing frame, and the threaded plates are threadedly sleeved on the bidirectional screw, the connecting rod is fixedly connected to the threaded plate, and the connecting rod is fixedly connected to the nozzle expansion plate, the first motor is fixedly mounted on the stabilizing plate, and the output end of the first motor passes through the stabilizing plate and is concentrically connected to the bidirectional screw.

[0011] Furthermore, the driving assembly includes a support frame, a rotating rod, a driving gear, a passive gear and a second motor. The support frame is fixedly connected to the tapered tube, the rotating rod is rotatably connected to the support frame, the driving gear is fixedly sleeved on the rotating rod, the passive gear is fixedly sleeved on the curved tube, and the driving gear is meshed with the passive gear. The second motor is fixedly mounted on the support frame, and the output end of the second motor passes through the support frame and is concentrically connected to the rotating rod.

[0012] Furthermore, the medicine box is connected with a threaded tube, a medicine cover is threadedly connected to the threaded tube, and anti-slip grooves are arranged on the medicine cover.

[0013] Wherein, an observation port is provided on the medicine box, and a visual window is fixedly connected to the observation port.

[0014] (III) Beneficial effects

[0015] In summary, the present invention includes at least one of the following beneficial technical effects:

[0016] The therapeutic drug delivery device has a one-way component that can prevent drug powder from entering the airbag, and drives the two mouth expansion plates to move toward each other through the opposing component. The slide bar slides in the slide tube to prop up the child's cavity to prevent the child from closing his or her mouth. The driving component drives the curved tube to rotate so that the curved tube is aligned with the wound. The airbag is pressed, and the gas blows the drug powder in the medicine box into the conical tube through the connecting channel, and then covers the wound through the curved tube. Therefore, the therapeutic drug delivery device is convenient for expanding the oral cavity of the child patient to prevent the child patient from closing his or her mouth uncontrollably, and is convenient for observing and administering drugs to the wound. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the exploded partial cross-section structure of the medicine box, air bag and connecting channel of the utility model;

[0019] Figure 3 For this utility model Figure 2 A schematic diagram of the local enlarged structure at point A in the middle;

[0020] Figure 4 This is a schematic diagram of the structure of the fixed plate, slide cylinder and slide rod of the utility model;

[0021] Figure 5 It is a partial cross-sectional structural diagram of the cooperation among the support frame, the rotating rod and the driving gear etc. of the utility model.

[0022] In the figure: 1. medicine box; 2. air bag; 3. connecting channel; 4. air hole; 5. tapered tube; 6. fixed frame; 7. fixed plate; 8. slide cylinder; 9. slide rod; 10. nozzle expansion plate; 11. bent pipe; 12. hand handle; 13. rotating shaft; 14. sealing door; 15. torsion spring; 16. baffle; 17. stabilizing plate; 18. bidirectional screw; 19. threaded plate; 20. connecting rod; 21. first motor; 22. support frame; 23. rotating rod; 24. driving gear; 25. passive gear; 26. second motor; 27. threaded tube; 28. medicine cover; 29. ​​visual window. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0025] Example 1

[0026] Reference Figure 1 , Figure 2 and Figure 3A therapeutic drug delivery device comprises a medicine box 1, an air bag 2, a one-way component, a conical tube 5, a fixing frame 6, an opposite component, a curved tube 11, a driving component and a hand-held handle 12. The medicine box 1 is connected with a threaded tube 27, through which the medicine powder is conveniently filled into the medicine box 1. The threaded tube 27 is threadedly connected with a medicine cover 28. The medicine cover 28 is threadedly connected to the threaded tube 27, which can prevent dust from entering the medicine box 1 and prevent the medicine powder from escaping from the medicine box 1. The medicine cover 28 is provided with anti-skid patterns, which is convenient for rotating the medicine cover 28 to avoid slipping when the medicine cover 28 is rotated. An observation port is provided on the medicine box 1, and a visual window 29 is fixedly connected to the observation port, which is convenient for observing the state of the medicine powder at any time. The hand-held handle 12 is fixedly connected to the medicine box 1, which is convenient for holding the medicine box 1. The air bag 2 is connected to the medicine box 1 through a connecting channel 3, and an air hole 4 is provided on the air bag 2. The air hole 4 is convenient for air to enter the airbag 2. The one-way component is arranged on the connecting channel 3 to prevent the powder from entering the airbag 2. The one-way component includes a rotating shaft 13, a sealing door 14, a torsion spring 15 and a baffle 16. The rotating shaft 13 is provided with two, and the rotating shaft 13 is fixedly connected to the connecting channel 3. The sealing door 14 is rotatably sleeved on the rotating shaft 13. The torsion spring 15 is sleeved on the rotating shaft 13. The torsion spring 15 is fixedly connected to the sealing door 14 and the connecting channel 3. The baffle 16 is fixedly connected to the connecting channel 3. The baffle 16 can prevent the sealing door 14 from opening toward the airbag 2. Therefore, when the air inlet into the airbag 2 is prevented, the powder in the medicine box 1 is sucked into the airbag 2. The finger blocks the air hole 4 and presses the airbag 2. The gas in the airbag 2 passes through the connecting channel 3 and pushes the sealing door 14 toward the medicine box 1. The gas will blow the powder into the conical tube 5 and then cover the patient's wound through the curved tube 11.

[0027] Reference Figure 1 and Figure 4The conical tube 5 is connected to the medicine box 1, the fixed frame 6 is fixedly sleeved on the conical tube 5, and the fixed frame 6 is fixedly connected with a slide tube 8 through a fixed plate 7, and the slide tube 8 is slidably sleeved with two slide rods 9, and the slide rod 9 is fixedly connected with a nozzle expansion plate 10, and the opposite components are arranged on the fixed frame 6, which are used to drive the two nozzle expansion plates 10 to move toward each other. The opposite components include a stabilizing plate 17, a bidirectional screw 18, a threaded plate 19, a connecting rod 20 and a first motor 21. Two stabilizing plates 17 are provided, and the stabilizing plates 17 are fixedly connected to the fixed frame 6, and the bidirectional screw 18 is rotatably connected between the two stabilizing plates 17. Two threaded plates 19 are provided, and the threaded plate 19 is slidably connected to the fixed frame 6, and the threaded plate 19 is screwed The threaded sleeve is arranged on the bidirectional screw 18, the connecting rod 20 is fixedly connected to the threaded plate 19, and the connecting rod 20 is fixedly connected to the mouth expansion plate 10, the first motor 21 is fixedly installed on the stabilizing plate 17, the output end of the first motor 21 passes through the stabilizing plate 17 and is concentrically connected to the bidirectional screw 18, the output end of the first motor 21 drives the bidirectional screw 18 to rotate, the rotation of the bidirectional screw 18 drives the two threaded plates 19 away from each other, thereby driving the two mouth expansion plates 10 away from each other through the connecting rod 20, the sliding rod 9 slides in the sliding cylinder 8, so as to facilitate supporting the oral cavity through the mouth expansion plate 10, prevent the child patient's mouth from being tightly closed, make it easier to observe the wound in the oral cavity, and be more conducive to drug administration.

[0028] Reference Figure 1 and Figure 5 The curved tube 11 is rotatably sleeved on the conical tube 5, and the driving assembly is arranged on the conical tube 5 for driving the curved tube 11 to rotate. The driving assembly comprises a support frame 22, a rotating rod 23, a driving gear 24, a passive gear 25 and a second motor 26. The support frame 22 is fixedly connected to the conical tube 5, the rotating rod 23 is rotatably connected to the support frame 22, the driving gear 24 is fixedly sleeved on the rotating rod 23, the passive gear 25 is fixedly sleeved on the curved tube 11, and the driving gear 24 is meshed with the passive gear 25. The second motor 26 is fixedly mounted on the support frame 22, and the output end of the second motor 26 passes through the support frame 22 and is concentrically connected to the rotating rod 23. The output end of the second motor 26 drives the rotating rod 23 to rotate, the rotating rod 23 drives the driving gear 24 to rotate, the driving gear 24 drives the passive gear 25 to rotate, and the passive gear 25 drives the curved tube 11 to rotate, so as to facilitate the powder covering of wounds at different positions.

[0029] Example 2

[0030] In summary, the working principle and working process of the therapeutic drug delivery device are as follows: when in use, first, fill the drug powder into the medicine box 1 through the threaded tube 27, rotate the medicine cover 28, connect the medicine cover 28 to the threaded tube 27, hold the hand-held handle 12, put the front end of the curved tube 11 and the tapered tube 5 into the patient's mouth, turn on the first motor 21, and the output end of the first motor 21 drives the bidirectional screw 18 to rotate. The rotation of the bidirectional screw 18 drives the two threaded plates 19 to move away from each other, thereby driving the two mouth expansion plates 10 to move away from each other through the connecting rod 20, and the patient is placed in the oral cavity. The patient's mouth is propped up, and then the second motor 26 is turned on. The output end of the second motor 26 drives the rotating rod 23 to rotate, the rotating rod 23 drives the active gear 24 to rotate, the active gear 24 drives the passive gear 25 to rotate, and the passive gear 25 drives the curved tube 11 to rotate, so that the curved tube 11 is aligned with the wound, the finger blocks the air hole 4 and presses the airbag 2, the gas in the airbag 2 passes through the connecting channel 3 and pushes the sealing door 14 toward the medicine box 1, the gas will blow the powder into the conical tube 5, and then cover the patient's wound through the curved tube 11.

[0031] The above-mentioned embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A therapeutic drug delivery device, comprising a drug box (1), characterized in that: Also includes: An air bag (2), the air bag (2) being connected to the medicine box (1) through a connecting channel (3), and an air hole (4) being provided on the air bag (2); a one-way component, the one-way component being arranged on the connecting channel (3) and being used to prevent medicine powder from entering into the airbag (2); A conical tube (5), the conical tube (5) being connected to the medicine box (1); A fixed frame (6), the fixed frame (6) is fixedly sleeved on the conical tube (5), and a slide cylinder (8) is fixedly connected to the fixed frame (6) via a fixed plate (7), two slide rods (9) are slidably sleeved on the slide cylinder (8), and a nozzle expansion plate (10) is fixedly connected to the slide rod (9); An opposing component, the opposing component is arranged on the fixing frame (6) and is used to drive the two nozzle expansion plates (10) to move toward each other; A curved pipe (11), wherein the curved pipe (11) is rotatably sleeved on the conical pipe (5); A rotation driving assembly, the rotation driving assembly being arranged on the tapered tube (5) and being used for driving the curved tube (11) to rotate; A hand-held handle (12), wherein the hand-held handle (12) is fixedly connected to the medicine box (1).

2. A therapeutic drug delivery device according to claim 1, characterized in that: The one-way component comprises: A rotating shaft (13), wherein two rotating shafts (13) are provided and the rotating shafts (13) are fixedly connected to the connecting channel (3); A sealing door (14), wherein the sealing door (14) is rotatably sleeved on the rotating shaft (13); a torsion spring (15), wherein the torsion spring (15) is sleeved on the rotating shaft (13), and the torsion spring (15) is fixedly connected to the sealing door (14) and the connecting passage (3); A baffle (16), wherein the baffle (16) is fixedly connected to the connecting channel (3).

3. A therapeutic drug delivery device according to claim 2, characterized in that: The facing components include: A stabilizing plate (17), wherein two stabilizing plates (17) are provided, and the stabilizing plates (17) are fixedly connected to the fixing frame (6); a bidirectional screw (18), the bidirectional screw (18) being rotatably connected between the two stabilizing plates (17); A threaded plate (19), wherein two threaded plates (19) are provided, wherein the threaded plates (19) are slidably connected to the fixing frame (6), and the threaded plates (19) are threadably sleeved on the bidirectional screw (18); A connecting rod (20), wherein the connecting rod (20) is fixedly connected to the threaded plate (19), and the connecting rod (20) is fixedly connected to the nozzle expansion plate (10); A first motor (21), wherein the first motor (21) is fixedly mounted on the stabilizing plate (17), and an output end of the first motor (21) passes through the stabilizing plate (17) and is coaxially connected to the bidirectional screw (18).

4. A therapeutic drug delivery device according to claim 3, characterized in that: The driving assembly comprises: A support frame (22), wherein the support frame (22) is fixedly connected to the conical tube (5); A rotating rod (23), wherein the rotating rod (23) is rotatably connected to the supporting frame (22); A driving gear (24), wherein the driving gear (24) is fixedly sleeved on the rotating rod (23); A passive gear (25), wherein the passive gear (25) is fixedly sleeved on the curved pipe (11), and the active gear (24) is meshed with the passive gear (25); A second motor (26), wherein the second motor (26) is fixedly mounted on the support frame (22), and an output end of the second motor (26) passes through the support frame (22) and is coaxially connected to the rotating rod (23).

5. A therapeutic drug delivery device according to claim 4, characterized in that: The medicine box (1) is connected to a threaded tube (27), a medicine cover (28) is threadedly connected to the threaded tube (27), and anti-slip grooves are arranged on the medicine cover (28).

6. A therapeutic drug delivery device according to claim 5, characterized in that: The medicine box (1) is provided with an observation port, and a visual window (29) is fixedly connected to the observation port.

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