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CN-121971752-A - Anesthesia atomizing device

CN121971752ACN 121971752 ACN121971752 ACN 121971752ACN-121971752-A

Abstract

The invention relates to the technical field of medical equipment, and provides an anesthesia atomizing device which comprises an atomizing pipe, an integrated pipe, a driving assembly and a conveying pipe. The atomizing pipe is equipped with the air inlet along its axial one end, and the other end is equipped with the storage portion that is used for storing the anesthetic liquid. The integrated tube is arranged at one side of the air inlet of the atomizing tube. The drive assembly sets up inside the integrated pipe, and the delivery pipe is connected at the exit end of integrated pipe. The side part of the conveying pipe is provided with a side part inlet communicated with the storage part, the main inlet of the conveying pipe is communicated with the air outlet of the integrated pipe, and a diversion channel extending from the main inlet to the outlet of the atomizing pipe is arranged in the conveying pipe. The atomizing pipe is provided with outlets which are arranged along the radial direction of the atomizing pipe. An atomizing disk is rotatably arranged in the conveying pipe and is in transmission connection with the driving component. External air flow enters from the air inlet, sequentially flows through the atomization tube and the integration tube, and flows out of the outlet with mist. The invention ensures that the air flow carries the anesthetic mist while carrying, thereby effectively avoiding the condition of uneven atomization.

Inventors

  • LI GUANGLING

Assignees

  • 江南大学附属医院

Dates

Publication Date
20260505
Application Date
20260324

Claims (10)

  1. 1. An anesthesia atomizing device, comprising: an air inlet (101) is arranged at one axial end of the atomizing pipe (1), and a storage part for storing anesthetic liquid is arranged at the other axial end of the atomizing pipe; the integrated tube (2) is arranged at one side of the air inlet (101) of the atomization tube (1); A drive assembly (7) arranged inside the integrated tube (2); a delivery pipe (23) connected to the outlet (102) end of the integration pipe (2); The side part of the conveying pipe (23) is provided with a side part inlet communicated with the storage part, and a main inlet (2305) of the conveying pipe (23) is communicated with an air outlet of the integrated pipe (2), wherein a diversion channel extending from the main inlet (2305) to an outlet (102) of the atomizing pipe (1) is arranged in the conveying pipe (23); the atomizing pipe (1) is provided with an outlet (102) which is arranged along the radial direction of the atomizing pipe; an atomizing disc (24) is rotatably arranged in the conveying pipe (23), and the atomizing disc (24) is in transmission connection with the driving assembly (7); the driving assembly (7) is used for driving the atomizing disk (24) to rotate so as to centrifugally atomize the anesthetic liquid to form mist; External air flow enters from the air inlet (101), sequentially flows through the atomization tube (1) and the integration tube (2), then enters the conveying tube (23), and carries the mist to flow out from the outlet (102).
  2. 2. An anesthesia atomizing device according to claim 1, wherein: a connecting pipe (3) protruding outwards is arranged at one side of an air inlet (101) of the atomizing pipe (1), a first cavity (5) is formed in the atomizing pipe (1), and a second cavity (6) is formed in the integrated pipe (2); the air inlet (101) is formed at the end part of the connecting pipe (3), and an air inlet pipeline which is communicated with the air inlet (101) and the second cavity (6) is arranged in the connecting pipe (3); The air inlet pipeline is internally provided with a one-way valve (4), and the one-way valve (4) is used for preventing air in the second cavity (6) from flowing out of the air inlet (101).
  3. 3. An anesthesia atomizing device according to claim 2, wherein: A fixed ring is formed in the second cavity (6), the fixed ring comprises an annular frame (9) connected to the inner wall of the integrated pipe (2) and a cylinder (10) connected to the inner side of the annular frame (9), and an annular piece (11) sliding along the axial direction of the cylinder is arranged in the cylinder (10); The driving assembly (7) comprises a diaphragm (701), a sliding piece (702) which is connected in the cylinder (10) in a sliding way, and a first elastic piece (703) which is arranged between the sliding piece (702) and the diaphragm (701); A locking component (12) is arranged on the cylinder body (10) along the radial direction of the cylinder body; -when the pressure of the outlet (102) decreases or the pressure of the inlet (101) increases, the diaphragm (701) is displaced, the first elasticity is stored by compression, the locking assembly (12) defines the displacement of the slider (702); When the diaphragm (701) continues to move a preset distance, the locking assembly (12) releases the limit on the displacement of the sliding piece (702), the first elastic piece (703) releases energy to impact the cylinder (10), and the cylinder (10) moves rapidly towards the outlet (102) of the integrated tube (2).
  4. 4. An anaesthetic atomising device according to claim 3 wherein: The locking assembly (12) comprises a locking member (1201) and a second resilient member (1202); The locking piece (1201) is movably arranged along the radial direction of the cylinder body (10), and a containing cavity (7021) for containing the locking piece (1201) is formed in the side part of the sliding piece (702); the diaphragm (701) is connected with a triggering part (13), when the diaphragm (701) does not move to a preset distance, the triggering part (13) is extruded on the upper part of the locking piece (1201), the second elastic piece (1202) is made to extrude and store energy, when the diaphragm (701) moves to the preset distance, the second elastic piece (1202) releases energy to drive the locking piece (1201) to be separated from the accommodating cavity (7021), and the sliding piece (702) slides rapidly due to the energy release of the first elastic piece (703).
  5. 5. An anaesthetic atomising device according to claim 3 wherein: the integrated tube (2) comprises a left end cover (201), a right end cover (202) and a cylinder (203) arranged between the left end cover (201) and the right end cover (202); an embedded annular seat (14) is arranged at the right end of the cylinder (203), a gas homogenizing disc (15) is arranged in a central cavity of the annular seat (14), a disc (16) is arranged at one end, close to the right end cover (202), of the annular seat (14), and a flow guide pipe (17) is arranged on the disc (16); When the cylinder body (10) is driven to axially move, the cylinder body (10) pushes the air homogenizing disc (15) to axially move synchronously, so that air flow is compressed between the air homogenizing disc (15) and the disc (16) and flows out of the inner cavity of the integrated tube (2) through the guide tube (17).
  6. 6. An anesthesia atomizing device according to claim 5, wherein: A buffer chamber (18) is arranged between the port of the flow guide pipe (17) and the main inlet (2305), and the buffer chamber (18) is provided with a flow hole communicated with the main inlet (2305) of the conveying pipe (23); The driving assembly (7) further comprises a rack (19) connected to the air homogenizing disc (15), a gear (20) is meshed and driven on the rack (19), a rotating shaft (21) is arranged in an inner hole of the gear (20), and the rotating shaft (21) is pivotally connected in the buffer chamber (18); One end of the rotating shaft (21) extends into the inner cavity of the conveying pipe (23).
  7. 7. An anesthesia atomizing device according to claim 6, wherein: And the rotating shaft (21) is also provided with a flywheel (22), and the flywheel (22) is used for storing kinetic energy transmitted by the driving assembly (7).
  8. 8. An anesthesia atomizing device according to claim 7, wherein: the conveying pipe (23) is radially arranged in the first cavity (5) along the atomizing pipe (1), and the diversion channel comprises an air inlet section (2301), a mixing section (2302) and a diffusion section (2303) from bottom to top in sequence; the diameter of the air inlet section (2301) is the largest, a conical section (2304) with gradually reduced diameter is further arranged between the air inlet section (2301) and the mixing section (2302), and the diffusion section (2303) is gradually arranged from the outlet (102) of the conical section (2304) to the air outlet.
  9. 9. An anesthesia atomizing device according to claim 8, wherein: the end part of the atomizing pipe (1) is in threaded connection with a sealing cover (26), and an anesthetic box body (25) is arranged at the position, corresponding to the sealing cover (26), on the atomizing pipe (1); The novel anesthetic tube comprises an anesthetic box body (25), and is characterized in that a cavity is formed in the sealing cover (26), a constant pressure air bag (27) is arranged in the cavity, a thin tube (28) is connected to the bottom of the anesthetic box body (25), a first joint (29) is arranged at the end of the thin tube (28), a second joint (30) is arranged at the top of the atomizing disc (24), and the first joint (29) is connected with the second joint (30) through a hose (31).
  10. 10. An anesthesia atomizing device according to claim 9, wherein: The tubule (28) is provided with a first control valve (8) for controlling the flow of anesthetic agent, and/or the flow guide pipe (17) is provided with a second control valve (32) for controlling the flow of air.

Description

Anesthesia atomizing device Technical Field The invention relates to the technical field of medical equipment, in particular to an anesthesia atomizing device. Background The anesthesia atomizing device is an essential core device in clinical anesthesia, and has the function of atomizing liquid anesthetic into tiny fogdrops, and acting on a human body in a breathing inhalation or local injection mode of a patient, so as to act on a central nervous system, thereby realizing painless anesthesia. The mode has quick response, small stimulation to respiratory tract and strong dosage controllability, is widely applied to scenes such as operating rooms, intensive care units, emergency rooms and the like, and is particularly suitable for patients who cannot cooperate with intravenous anesthesia or surgical scenes needing rapid induction of anesthesia. The anesthesia atomizing means that current clinical use is because the air current carries the in-process, and anesthesia fog droplet is inhomogeneous in the air current, and partial fog droplet can't be carried to patient's respiratory tract by effective, and the fog droplet particle diameter difference of atomizing is great, not only causes the anesthetic extravagant, can also influence the control of anesthesia dosage to and the stability of anesthesia speed and degree of depth. In addition, in clinical application, the direct-suction type atomizing pipe that uses at present, because simple structure is simple and easy, when the patient is inhaling, because the dynamics of breathing in is different, when appearing choking, airway spasm or mechanical ventilation anomaly easily, cause the atomizing gas refluence that flows to the device inside, can not only pollute the inlet channel, still probably lead to atomizing to break, influence anesthesia continuity, lead to anesthesia atomizing accuracy and security to reduce. Disclosure of Invention In view of the above, the present invention aims to provide an anesthetic atomizer which can ensure stable and continuous anesthetic spraying after atomization on a human body, ensure atomization uniformity, and ensure anesthetic effect and safety of a patient. In order to achieve the above purpose, the technical scheme of the invention is realized as follows: An anesthesia atomizing device, comprising: The atomization tube is provided with an air inlet along one axial end and a storage part for storing anesthetic liquid at the other axial end; the integrated tube is arranged at one side of the air inlet of the atomizing tube; The driving assembly is arranged inside the integrated tube; The conveying pipe is connected to the outlet end of the integrated pipe; The side part of the conveying pipe is provided with a side part inlet communicated with the storage part, and the main inlet of the conveying pipe is communicated with the air outlet of the integrated pipe; The atomizing pipe is provided with an outlet which is arranged along the radial direction of the atomizing pipe; an atomizing disc is rotatably arranged in the conveying pipe and is in transmission connection with the driving assembly; The driving assembly is used for driving the atomizing disk to rotate so as to centrifugally atomize the anesthetic liquid to form mist; external air flow enters from the air inlet, sequentially flows through the atomization tube and the integration tube, then enters the conveying tube, and carries the mist to flow out from the outlet. Furthermore, a connecting pipe protruding outwards is arranged at one side of the air inlet of the atomization pipe, a first cavity is formed in the atomization pipe, and a second cavity is formed in the integration pipe; the air inlet is formed at the end part of the connecting pipe, and an air inlet pipeline for communicating the air inlet with the second cavity is arranged in the connecting pipe; the air inlet pipeline is internally provided with a one-way valve which is used for preventing the air in the second cavity from flowing out of the air inlet. Further, a fixing ring is formed in the second cavity, the fixing ring comprises an annular frame connected to the inner wall of the integrated pipe and a cylinder body connected to the inner side of the annular frame, and an annular piece sliding along the axial direction of the cylinder body is arranged in the cylinder body; the driving assembly comprises a diaphragm, a sliding piece which is connected in the cylinder body in a sliding way, and a first elastic piece which is arranged between the sliding piece and the diaphragm; A locking component is arranged on the cylinder body along the radial direction of the cylinder body; when the pressure of the outlet is reduced or the pressure of the air inlet is increased, the diaphragm is displaced, the first elasticity is extruded for energy storage, and the locking assembly limits the displacement of the sliding piece; When the diaphragm continues to move for a preset distance, the locking component relea