CN110448772B

CN110448772B - Deep and accurate drug delivery device and drug delivery method based on respiration department

Info

Publication number: CN110448772B
Application number: CN201910893042.5A
Authority: CN
Inventors: 陈红; 徐治波; 邓正旭
Original assignee: Chengdu Second Peoples Hospital
Current assignee: Chengdu Second Peoples Hospital
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2021-09-14
Anticipated expiration: 2039-09-20
Also published as: CN110448772A

Abstract

The invention discloses a deep and accurate drug delivery device and a drug delivery method based on respiration department, which comprises an insertion vertical cylinder, wherein the lower end of the insertion vertical cylinder is connected with an inflation-free mask bag, the upper end of the insertion vertical cylinder is connected with a bite block, the upper end of the bite block is connected with an adjusting cylinder, an insertion outer pipe is arranged in the adjusting cylinder and the insertion vertical cylinder, the outer wall of the insertion outer pipe is provided with external threads, the inner wall of the adjusting cylinder is provided with internal threads, the insertion inner pipe is coaxially sleeved with the insertion outer pipe, a partition plate is arranged in the insertion inner pipe, a drug storage bin is formed below the partition plate, a nozzle is arranged on the partition plate, the lower end of the nozzle is connected with a jet pipe, the lower end of the insertion outer pipe is connected with a joint, and a spray head is arranged on the joint. The drug delivery device can directly reach the affected part in a relatively mild mode to carry out deep and accurate drug delivery, liquid medicine is atomized into drug mist in a ventilation mode, the drug can be uniformly delivered to the affected part of a patient in a respiratory department, the working difficulty of medical staff in deep drug delivery is reduced, and meanwhile, the drug delivery device is simple in integral structure, convenient to operate and high in practicability.

Description

Deep and accurate drug delivery device and drug delivery method based on respiration department

Technical Field

The invention relates to the field of respiratory department examination, in particular to a deep and accurate drug delivery device and a drug delivery method based on respiratory department.

Background

In general, people need to take medicines in the dosage forms of granules, powder, dry suspension and the like after soaking the medicines in water, and the taking is time-consuming. At present, the common administration device is mainly a medical atomization tablet and is mainly used for treating various upper and lower respiratory system diseases, such as cold, fever, cough, asthma, sore throat, pharyngitis, rhinitis, bronchitis, pneumoconiosis and other diseases in trachea, bronchus, alveoli and thoracic cavity. The aerosol inhalation therapy is an important and effective treatment method in the treatment method of respiratory system diseases, the atomization inhaler is adopted to atomize liquid medicine into tiny particles, and the medicine enters the respiratory tract and the lung for deposition in a respiratory inhalation mode, so that the aim of painless, rapid and effective treatment is achieved.

Disclosure of Invention

The invention aims to solve the technical problems that the existing drug delivery device cannot deeply deliver drugs, generally delivers the drugs in the oral cavity, so that the drug delivery position is not accurate, the drugs cannot completely reach the affected part, the drug waste and the drug loss are easily caused, and the drug effect is reduced.

The invention is realized by the following technical scheme:

the invention relates to a deep and accurate drug delivery device and a drug delivery method based on respiration department, which comprises an insertion vertical tube, wherein the lower end of the insertion vertical tube is connected with an inflation-free mask bag, the inflation-free mask bag is provided with an opening communicated with the lower end of the insertion vertical tube, the upper end of the insertion vertical tube is connected with a tooth biting block, two sides of the tooth biting block are provided with tooth sockets for tooth occlusion, the upper end of the tooth biting block is connected with an adjusting tube, the lower end of the adjusting tube penetrates through the tooth biting block and is communicated with the insertion vertical tube, an insertion outer tube is arranged in the adjusting tube and the insertion vertical tube, the upper end of the insertion outer tube extends out of the upper end of the adjusting tube, the lower end of the insertion outer tube extends out of the inflation-free mask bag, the outer wall of the insertion outer tube is provided with external threads, the inner wall of the adjusting tube is provided with internal threads, the insertion inner tube is coaxially sleeved with the insertion inner tube, a partition plate is arranged in the insertion inner tube, and a drug storage bin is formed by the lower part of the partition plate and the inner wall of the insertion inner tube, install the nozzle on the baffle, it has the jet pipe even to store the interior nozzle lower extreme of medicine storehouse, and the lower extreme of jet pipe even has jet nozzle, and atomizing piece is installed to jet nozzle's lower extreme, and the lower extreme that inserts the outer tube even has L type to connect, installs the shower nozzle on the joint, and the shower nozzle passes through pipe connection to atomizing piece, and the upper end of nozzle even has the gas-supply pipe, and the baffle top even has the injection pipe with storing the medicine storehouse intercommunication, and the upper end of injection pipe and gas-supply pipe stretches out and inserts the outer tube upper end.

The drug delivery device can directly reach the affected part in a relatively mild mode to carry out deep and accurate drug delivery, liquid medicine is atomized into drug mist in a ventilation mode, the drug can be uniformly delivered to the affected part of a patient in a respiratory department, the working difficulty of medical staff in deep drug delivery is reduced, and meanwhile, the drug delivery device is simple in integral structure, convenient to operate and high in practicability. When the administration device is operated and used, the insertion vertical tube is firstly placed into the mouth of a patient, so that the inflation-free mask sac is inserted into the throat and clamped, then teeth can be bitten into tooth sockets at two sides of the tooth biting block, therefore, not only is the mouth always kept in an open state, but also the whole device cannot move up and down or horizontally rotate through the fixation of the teeth, then a doctor can horizontally rotate the upper end of the insertion outer tube by holding with one hand, because the insertion vertical tube, the tooth biting block and the adjustment tube are of an integrated structure, the adjustment tube is kept stationary under the biting force of the teeth, the circumferential motion of the insertion tube is converted into linear motion along the axial direction under the action of the screw thread, so that the insertion outer tube can move upwards or downwards, the joint is driven to move to the position opposite to a diseased part, and then liquid medicine is filled into the medicine storage bin through the medicine injection tube, then the gas pipe is connected to a medical oxygen generator, the medical oxygen generator leads oxygen into the jet pipe through the gas pipe, the liquid medicine is changed into medicine mist by adopting a method of conducting liquid medicine atomization through ventilation, deep administration is realized, and meanwhile, the medicine is uniformly administered to the affected part of a patient in a department of respiration. According to the drug delivery device, the medicine mist sprayed by the spray head can directly act on the affected part without a mode of self diffusion or breath precipitation of the medicine mist, so that the loss of the medicine mist is avoided, all the medicine mist can be sprayed on the affected part, and accurate drug delivery is guaranteed; and when the outer barrel is inserted into the outer barrel to rotate, the joint rotates in the horizontal direction, so that the spraying range of the sprayer can cover the whole circumferential direction. Wherein, the inflation-free mask bag has small oppression to tissues, and can reduce the discomfort and regurgitation feeling of the throat in the use process.

The working principles of the nozzle, the jet pipe, the jet nozzle and the atomizing plate are all in the prior art, and therefore, are not described in detail herein.

Connect and establish the L type inner tube in the outer tube including the outer tube that is the L type and cover, the front end at the inner tube is installed to the shower nozzle, install two on the front end inner wall of outer tube and rotate the seat, it all installs the medicine clamping piece on two rotation seats, the medicine clamping piece rotates with to be connected between the seat, the front end of two medicine clamping pieces stretches out the both sides that outer tube tip was outer and is located the shower nozzle, link to each other through the shell fragment between the rear end of medicine clamping piece and the outer tube inner wall, the rear end of medicine clamping piece even has the stay cord, the upper end of stay cord is passed and is connected the upper end and get into to insert the outer tube and insert in the cavity between the inner tube and stretch out and insert the outer tube upper end, when tightening the stay cord, the rear end of medicine clamping piece is towards the motion of outer tube inner wall, the front end of two medicine clamping pieces is close to each other.

The special structure of the joint can realize direct administration of the liquid medicine and direct administration of the tablet at the affected part, and the use function is more diversified. When the medicine spray gun is used for medicine liquid administration, the pull rope is in a loose state, the elastic sheet is in an uncompressed state, namely the rear ends of the medicine clamping pieces are far away from the inner wall of the outer tube, at the moment, the front ends of the two medicine clamping pieces are in an open state, and the medicine spray gun cannot be influenced when spraying medicine mist; when being used for the solid tablet to administer, at first put the tablet at the front end of two medicine clamping pieces, then taut stay cord, the rear end of medicine clamping piece moves towards the inside pipe wall direction of outer tube, and the front end of two medicine clamping pieces presss from both sides the tablet tightly, and the upper end of stay cord is buckled the outside at the dosing unit through the latch closure straining, then inserts the throat with the dosing unit, and the regulation is inserted the outer tube and is made the tablet reach sick affected part, loosens the stay cord at last, and the tablet falls in sick affected part.

The exposed end part of the medicine clamping piece is arc-shaped, so that the stability of clamping the tablets can be improved.

The lower end surface of the jet nozzle is of a wave-shaped structure, and the lower end surface is provided with jet holes, so that the jet effect of the jet nozzle is better.

The insertion vertical cylinder is made of transparent plastic, so that the operation and observation are convenient.

The tooth biting block is made of silica gel materials, the comfort of the tooth when being bitten is improved, and the inner wall of the tooth socket is detachably covered with a sponge layer which can adsorb secreted saliva.

An in-depth drug delivery method for department of respiration is characterized by comprising the following steps: 1) placing the administration device into the mouth of a patient, inserting the inflation-free mask sac into the throat and clamping, and then biting teeth at the alveolus; 2) horizontally rotating the insertion outer tube to enable the insertion outer tube to move downwards until the spray head moves downwards and is aligned to the affected part needing administration; 3) the liquid medicine is filled into the medicine storage bin through the medicine injection pipe, then the gas pipe is connected to the medical oxygen generator, the medical oxygen generator leads oxygen into the jet pipe through the gas pipe, then the liquid medicine is atomized through the atomizing sheet, and finally the medicine mist is sprayed out from the spray head to the affected part.

The medicine feeding method can directly reach the affected part in a relatively mild mode to carry out deep and accurate medicine feeding, liquid medicine atomization is carried out in a ventilation mode to become medicine mist, medicine feeding can be evenly carried out on the affected part of a patient in a respiratory department, and the working difficulty of medical staff in deep medicine feeding is reduced.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. the deep and accurate drug delivery device and the drug delivery method based on the respiration department can directly reach the affected part in a relatively mild mode to carry out deep and accurate drug delivery, liquid medicine atomization is carried out in a ventilation mode to become drug mist, the drug delivery can be uniformly carried out on the affected part of a patient in the respiration department, the working difficulty of medical staff during deep drug delivery is reduced, and meanwhile, the whole structure is simple, the operation is convenient, and the practicability is high;

2. the deep and accurate drug delivery device and the drug delivery method based on the respiration department can not only realize the direct drug delivery of the liquid medicine, but also realize the direct drug delivery of the solid tablet at the affected part, have more diversified using functions and more convenient use, and realize the dual-purpose of solid-liquid drug delivery;

3. according to the deep and accurate drug delivery device and the drug delivery method based on the respiration department, the exposed end part of the drug clamping piece is arc-shaped, the stability of clamping tablets can be improved, the lower end surface of the jet flow nozzle is of a wave-shaped structure, and the jet flow hole is formed in the lower end surface, so that the jet flow effect of the jet flow nozzle is better.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

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

FIG. 2 is a schematic view of the structure of the insertion tube of the present invention;

FIG. 3 is a schematic view of the structure of the insertion tube of the present invention;

FIG. 4 is a schematic view of a joint structure according to the present invention;

fig. 5 is a schematic view of the jet nozzle structure of the present invention.

Reference numbers and corresponding part names in the drawings:

1-inserting a vertical barrel, 2-an inflation-free mask bag, 3-a tooth biting block, 4-inserting an inner tube, 5-adjusting a barrel, 6-inserting an outer tube, 7-a clapboard, 8-a medicine storage bin, 9-a nozzle, 10-a jet pipe, 11-a jet nozzle, 12-an atomizing sheet, 13-a joint, 14-a spray head, 15-a gas pipe, 16-a medicine injection pipe, 17-an outer tube, 18-an inner tube, 19-a rotating seat, 20-a medicine clamping sheet, 21-an elastic sheet and 22-a pull rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1

As shown in figures 1, 2 and 3, the deep and accurate drug delivery device and the drug delivery method based on the department of respiration of the invention comprise an insertion vertical cylinder 1, the lower end of the insertion vertical cylinder is connected with an inflation-free mask bag 2, the inflation-free mask bag 2 is provided with an opening communicated with the lower end of the insertion vertical cylinder 1, the upper end of the insertion vertical cylinder 1 is connected with a tooth biting block 3, two sides of the tooth biting block 3 are provided with tooth grooves for tooth occlusion, the upper end of the tooth biting block 3 is connected with an adjusting cylinder 5, the lower end of the adjusting cylinder 5 penetrates through the tooth biting block 3 and is communicated with the insertion vertical cylinder 1, the adjusting cylinder 5 and the insertion vertical cylinder 1 are internally provided with an insertion outer pipe 6, the upper end of the insertion outer pipe 6 extends out of the upper end of the adjusting cylinder 5, the lower end of the insertion outer pipe 6 extends out of the inflation mask bag 2, the outer wall of the insertion outer pipe 6 is provided with external threads, the inner wall of the adjusting cylinder 5 is provided with internal threads, the outer wall of the insertion outer pipe 6 is in threaded connection with the inner wall of the adjusting cylinder 5, insert outer tube 6 internal coaxial cover and be equipped with and insert inner tube 4, insert and be equipped with baffle 7 in the inner tube 4, baffle 7 below and insert 4 inner walls of inner tube and form medicine storage bin 8, install nozzle 9 on the baffle 7, the 9 lower extremes of nozzle even have jet pipe 10 in the medicine storage bin 8, the lower extreme of jet pipe 10 even has jet nozzle 11, atomizing piece 12 is installed to jet nozzle 11's lower extreme, the lower extreme that inserts outer tube 6 even has L type to connect 13, install shower nozzle 14 on connecting 13, shower nozzle 14 passes through pipe connection to atomizing piece 12, the upper end of nozzle 9 even has gas-

supply pipe

15, 7 tops of baffle even have the injection pipe 16 with the medicine storage bin 8 intercommunication, the upper end of injection pipe 16 and gas-supply pipe 15 stretches out and inserts outer tube 6 upper end.

As shown in fig. 4, the joint 13 includes an L-shaped outer tube 17 and an L-shaped inner tube 18 sleeved in the outer tube 17, the nozzle 14 is installed at the front end of the inner tube, two rotating seats 19 are installed on the inner wall of the front end of the outer tube 17, medicine clamping pieces 20 are installed on the two rotating seats 19, the medicine clamping pieces 20 are rotatably connected with the rotating seats 19, the front ends of the two medicine clamping pieces 20 extend out of the end portion of the outer tube 17 and are located at two sides of the nozzle 14, the rear ends of the medicine clamping pieces 20 are connected with the inner wall of the outer tube 17 through elastic pieces 21, the rear ends of the medicine clamping pieces 20 are connected with a pull rope 22, the upper end of the pull rope 22 penetrates through the upper end of the joint 13 to enter a cavity between the inserted outer tube 6 and the inserted into the inner tube 4 and extend out of the upper end of the outer tube, when the pull rope 22 is tightened, the rear ends of the medicine clamping pieces 20 move towards the inner wall of the outer tube 17, and the front ends of the two medicine clamping pieces 20 are close to each other.

Preferably, the exposed end part of the medicine clamping piece is arc-shaped, so that the stability of clamping the tablets can be improved.

Preferably, as shown in fig. 5, the lower end surface of the jet nozzle is in a wave-shaped structure, and the lower end surface is provided with jet holes, so that the jet effect of the jet nozzle is better.

Preferably, the insertion shaft is made of transparent plastic, which is convenient for operation and observation.

Preferably, the piece is stung to the tooth and is made by silica gel material, improves the comfort when the tooth is stung, can dismantle on the inner wall of alveolus to be stamped the sponge layer, can adsorb secreted saliva.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. Deep and accurate administration device based on respiration department, which is characterized by comprising an insertion vertical tube (1), wherein the lower end of the insertion vertical tube is connected with an inflation-free mask bag (2), the inflation-free mask bag (2) is provided with an opening communicated with the lower end of the insertion vertical tube (1), the upper end of the insertion vertical tube (1) is connected with a tooth biting block (3), two sides of the tooth biting block (3) are provided with tooth sockets for tooth occlusion, the upper end of the tooth biting block (3) is connected with an adjusting tube (5), the lower end of the adjusting tube (5) penetrates through the tooth biting block (3) and is communicated with the insertion vertical tube (1), the adjusting tube (5) and the insertion vertical tube (1) are internally provided with an insertion outer tube (6), the upper end of the insertion outer tube (6) extends out of the upper end of the adjusting tube (5), the lower end of the insertion outer tube (6) extends out of the inflation-free mask bag (2), the outer wall of the insertion outer tube (6) is provided with external threads, the inner wall of the adjusting tube (5) is provided with internal threads, the outer wall of the inserted outer pipe (6) is in threaded connection with the inner wall of the adjusting barrel (5), the inserted inner pipe (4) is coaxially sleeved in the inserted outer pipe (6), a partition plate (7) is arranged in the inserted inner pipe (4), a medicine storage bin (8) is formed below the partition plate (7) and the inner wall of the inserted inner pipe (4), a nozzle (9) is installed on the partition plate (7), the lower end of the nozzle (9) in the medicine storage bin (8) is connected with a jet pipe (10), the lower end of the jet pipe (10) is connected with a jet nozzle (11), the lower end of the jet nozzle (11) is provided with an atomizing sheet (12), the lower end of the inserted outer pipe (6) is connected with an L-shaped connector (13), a sprayer (14) is installed on the connector (13), the sprayer (14) is connected to the atomizing sheet (12) through a guide pipe, the upper end of the nozzle (9) is connected with a gas pipe (15), a medicine injection pipe (16) communicated with the medicine storage bin (8) is connected above the partition plate (7), the upper ends of the medicine injection pipe (16) and the gas transmission pipe (15) extend out and are inserted into the upper end of the outer pipe (6); the joint (13) comprises an L-shaped outer pipe (17) and an L-shaped inner pipe (18) sleeved in the outer pipe (17), the spray head (14) is installed at the front end of the inner pipe, two rotating seats (19) are installed on the inner wall of the front end of the outer pipe (17), medicine clamping pieces (20) are installed on the two rotating seats (19), the medicine clamping pieces (20) are rotatably connected with the rotating seats (19), the front ends of the two medicine clamping pieces (20) extend out of the end part of the outer pipe (17) and are positioned at two sides of the spray head (14), the rear ends of the medicine clamping pieces (20) are connected with the inner wall of the outer pipe (17) through elastic pieces (21), the rear ends of the medicine clamping pieces (20) are connected with pull ropes (22), the upper ends of the pull ropes (22) penetrate through the upper end of the joint (13) to enter into cavities between the outer pipe (6) and the inner pipe (4) and extend out of the upper end of the outer pipe, the upper ends of the outer pipe are inserted, and the rear ends of the outer pipe (17) move towards the inner wall direction when the pull ropes (22) are tightened, the front ends of the two medicine clamping pieces (20) are close to each other; the lower end surface of the jet nozzle (11) is in a wave-shaped structure, and a jet hole is formed in the lower end surface.

2. Deep and accurate drug delivery device based on the respiratory department according to claim 1, characterized in that the exposed end of the drug clip (20) is arc-shaped.

3. Deep and precise dosing device based on the pneumology department according to claim 1, characterized in that the insertion column (1) is made of transparent plastic.

4. Deep and accurate dosing device based on the pneumology department according to claim 1, characterized in that the bite block (3) is made of a silicone material.