95 results about "Artificial Airways" patented technology

A combined system of a concealed closed tracheoscope and an artificial airway breathing circuit includes an artificial airway breathing tubing and a tracheoscope. The artificial airway breathing tubing includes an inhalation circuit and an exhalation circuit that are connected through a connecting tube. The tracheoscope includes a handle portion and an insertion portion connected to the handle portion. The tracheoscope handle portion wraps around a section of the exhalation circuit. The tracheoscope insertion portion is hidden in the extendable breathing circuit, which extends and retracts to make the tracheoscope insertion portion advance or retreat in a closed condition. The tracheoscope handle function assembly cleverly wraps around the surface of the breathing circuit tubing, organically combining the functions of the tracheoscope handle and the breathing circuit. Meanwhile, the tube interface can be cleaned to keep the tracheoscope clean and unobstructed, such that the service life of the tracheoscope can be extended.

The invention relates to the technical field of artificial airway pressure control, and discloses an intelligent control method and system for artificial airway airbag pressure and a storage medium. The method comprises the steps that the real-time pressure of the air bag within the first time length is obtained based on the first monitoring frequency; a deviation value between the real-time pressure and the standard range is determined, if it is judged that the real-time pressure is abnormal based on the deviation value, target pressure is selected in the standard range, and the pressure difference between the real-time pressure and the target pressure is determined; converting the pressure difference into a gas adjustment amount, inflating or deflating the airbag based on the gas adjustment amount, and dynamically adjusting the gas injection speed based on an adjustment strategy until the real-time pressure reaches the target pressure; generating a pressure change curve based on the real-time pressure, and analyzing the pressure change curve to generate an analysis result; and adjusting the first monitoring frequency to the second monitoring frequency based on the analysis result. The inflation or deflation speed can be dynamically adjusted according to the actual condition of the pressure difference of the air bag, and therefore it is guaranteed that the artificial air bag is used more safely.

This invention patent belongs to the technical field of medical devices, and specifically discloses an automatic inflation laryngeal mask ventilation device, which includes a sealing balloon, a main body tube and a connector. The main body tube includes a mask body, a ventilation tube and a drainage tube. The sealing balloon surrounds the outside of the mask body. The main body tube is formed according to the natural curvature of the oral and pharyngeal airways. The main body tube is divided into a juxtaposed ventilation tube and a drainage tube. The mask body is connected to the proximal end of the main body tube, and the mask body has a mask abdomen forming a concave inner cavity and a mask back on the opposite side. The mask abdomen is communicated with the ventilation tube. The mask back is attached with a back balloon plate. A groove is provided on the surface of the back balloon plate that fits with the mask back to cooperate with the mask back to form a sealed cavity. The mask abdomen of the mask body is provided with a ventilation hole communicating with the cavity. A sealing gasket is provided on the surface of the mask body that contacts the laryngeal vocal cords department. This invention is simple and effective in operation, safe and convenient, and can effectively reduce injuries and establish an artificial airway of the laryngeal mask.

1. The name of this design product: Airbag pressure continuous monitor. 2. Purpose of the product of this design: It is suitable for patients with cuffed trachea or laryngeal mask inserted during mechanical ventilation, and is used to control the pressure of the artificial airway bag. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model discloses an atomization and humidification combined auxiliary breathing device for humidifying an artificial airway of an ICU (intensive care unit) patient, which comprises a device body, a humidifier is arranged in the device body, a cover plate is arranged above the humidifier, a heating base is arranged below the humidifier, the upper end of the cover plate is sequentially provided with a tap I and a tap II, and the tap II is connected with the humidifier. A butt joint pipe is connected to the first tap, an atomizer is connected to the lower portion of the butt joint pipe, a discharging pipe is connected to the second tap, a containing frame is arranged below the heating base, a controller is installed in the containing frame, a heating groove is formed in the containing frame, a heating wire is arranged in the heating groove, one end of the containing frame is connected with a supporting frame, and the other end of the containing frame is connected with a water pump. A clamping plate is clamped in the supporting frame, one end of the clamping plate is connected with a limiting ring, and a sleeve is inserted in the limiting ring, so that atomized suspension generated by atomization can be humidified and heated, the comfort of the device is improved, and the situation that the humidity is not enough when a traditional atomizer is used for assisting respiration in atomization is avoided.

1. Name of the design product: adjustable visual airway catheter. 2. Use of the design product: used when establishing artificial airway. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The invention discloses a weight gravity type artificial airway cuff constant-pressure constant-volume dynamic regulator and an operation method, and belongs to the field of artificial airway nursing. The regulator comprises a cuff, an inflation tube, a dynamic regulation module and a three-way connector. The three-way connector is divided into a cuff port, an inflation port and a buffer air bag port, the cuff port is connected with the inflation tube, the inflation port is connected with the inflation device, the buffer air bag port is connected with the dynamic adjusting module, and the three-way connector is provided with a three-way valve; the dynamic adjusting module comprises a buffering air bag and a pressure stabilizing weight for pressurizing the buffering air bag, the pressure stabilizing weight is arranged on the buffering air bag, pre-pressure is applied to the buffering air bag through gravity, and the mass of the pressure stabilizing weight is matched with the target working air pressure of the cuff. The gravity of the pressure stabilizing weight is matched with the pressure generated by the air pressure of the buffering air bag and the air pressure of the cuff, so that automatic constant-volume pressure stabilization of the cuff is achieved, a mechanical structure is adopted, and the air pressure does not need to be controlled through a pressure sensor or a control circuit.

The utility model discloses an integrated artificial airway temperature and humidity pipeline, which relates to the technical field of medical auxiliary instruments and comprises an oxygen pipe communicated with the air outlet end of an oxygen bottle, and the air outlet end, far away from the oxygen bottle, of the oxygen pipe is communicated with a venturi tube used for balancing oxygen flow. Two heating pipe assemblies used for heating oxygen are arranged on the side, away from the oxygen pipe, of the Venturi pipe, and one end of one heating pipe assembly is communicated with the air outlet end of the Venturi pipe. The bent pipe is used for discharging gas exhaled by a patient, the light plastic ball is arranged at the top end of the bent pipe, the gas exhaled by the patient can blow the plastic ball to move upwards, the exhaust port in the bottom end of the hollow column is exposed, smooth exhaust is guaranteed, the plastic ball can be adsorbed when the patient inhales, the plastic ball moves downwards to block the exhaust port, and the exhaust port is not blocked. A patient is prevented from directly inhaling air in the environment into the artificial airway, so that the health of the patient can be guaranteed.

The present invention discloses a multifunctional sputum aspirator, which comprises: a ventilation structure for connecting the patient's airway with the outside; an airbag disposed at the front end of the ventilation structure and capable of expanding to cover the opening of the patient's airway; and a sputum aspiration assembly passing through the ventilation structure and the airbag and having a front end that can extend into the patient's airway to discharge the secretions in the airway. The multifunctional sputum aspirator of the present invention has a simple structure, low difficulty in placement and operation, can establish an artificial airway in the patient's oral cavity, has reliable ventilation, small damage to the airway mucosa, high success rate, can efficiently discharge the secretions in the patient's airway, and reduces vomiting and aspiration under the stimulation of sputum aspiration in the patient.

The utility model discloses a pipeline fixing device, and mainly relates to the field of medical instruments. Comprising a connecting pipe, the two ends of the connecting pipe are communicated with a patient end and a breathing machine end through pipelines respectively, a flow guide pipe is further arranged on the connecting pipe, the connecting pipe and the flow guide pipe form a T-shaped structure, the interior of the flow guide pipe is divided into two cavities through a partition plate, the two cavities correspond to the patient end and the breathing machine end respectively, and the flow guide pipe is sleeved with a spherical air bag. The bottom end of the flow guide pipe penetrates through the spherical air bag and is provided with two suction ports, and the two suction ports correspond to the two cavities. The utility model has the beneficial effects that the connecting pipe is respectively communicated with the patient end and the respirator end, the flow guide pipe is used for collecting condensate water in the pipeline, a certain amount of condensate water is sucked and discharged from the suction port after being collected, the condensate water is prevented from entering the airway of the patient to cause aspiration, and the spherical air bag can reinforce the stability of the pipeline, so that the safety of the patient is improved. The traction to the artificial airway caused by the gravity of the device is reduced, and the practicability is better.

The utility model discloses an emergency device for air leakage of an air bag of an artificial airway. The emergency device comprises an air guide tube, a first tee joint, a second tee joint, a pressure detector and a pressure relief piece, wherein the air guide tube is used for being connected with the air bag outside the artificial airway; the first tee joint and the second tee joint are arranged on the air guide tube; according to the emergency device, air can be continuously supplied to the air bag, the pressure of the air bag is 25-30 cm H2O, and part of patients who are seriously ill and are not suitable for immediately replacing the artificial airway can be temporarily prevented from being replaced; meanwhile, part of patients can safely pass through the time period from air leakage of the air bag to replacement of the artificial airway. The device is easy to understand in principle, simple to operate and reliable in clinical application, treatment risks are not increased, and other complications caused when artificial airways of some patients are replaced can be avoided; according to the utility model, all consumables are disposable sterile consumables which are commonly used in hospitals, so that the consumption is small and the price is low; the comprehensive groove oxygen source is used for continuously supplying oxygen and supplementing air, manual air inflation is not needed, and the workload of medical staff can be reduced.

An artificial airway capable of preventing secretion retention on a cuff comprises a catheter body, a suction tube, an oxygen supply tube, an indicating tube, an indicating balloon and an inflation cuff, the indicating tube is connected with the indicating balloon and the inflation cuff, the inflation cuff is arranged on the outer side of the catheter body in a sleeving mode, the suction tube, the oxygen supply tube and the indicating tube are fixedly installed on the catheter body, and the oxygen supply tube is connected with the inflation cuff. Wherein the ends, close to the exhalation machine, of the catheter body and the inflation cuff are near ends, the ends, away from the suction machine, of the catheter body and the inflation cuff are far ends, the inflation cuff is installed at the position, close to the far end, of the catheter body, the catheter body is provided with a first channel, a second channel, a third channel and a fourth channel, and the second channel is used for installing an indicating tube. The suction tube is arranged in the third channel in a penetrating mode and extends out of the third channel, the oxygen supply tube is arranged in the fourth channel in a penetrating mode, the fourth channel is provided with an inlet and an outlet, and the outlet of the fourth channel is formed in the position close to the near end of the inflation cuff; the sputum pool can prevent secretions in the throat and the oral cavity from flowing into the sputum pool above the inflatable cuff, eliminates the local anaerobic environment of the sputum pool, is not beneficial to the growth of anaerobic bacteria, effectively prevents pathogenic bacteria and colonization bacteria from growing and breeding in the sputum pool, and improves the sputum pool quality. Therefore, the sputum pool above the inflatable cuff does not have retention secretions with pathogenic bacteria which can cause sputum pool mucosa infection or leakage into the lower respiratory tract to cause repeated pneumonia.

The application relates to a catheter conveying mechanism supporting quick replacement and a force sensing trachea cannula robot using the mechanism, and relates to the field of medical instruments. The application solves the problems of low tube placing precision and slow tube replacement speed of the existing trachea cannula mechanism. The catheter support is installed on the upper end surface of a longitudinal arm, a catheter motor is installed on the catheter support and connected with a driving guide wheel through a driving guide wheel core, a guide wheel sliding block mechanism and a pawl are embedded in the catheter support, a support cover is covered on the catheter support and covers the guide wheel sliding block mechanism and the pawl, a driven guide wheel is rotatably installed on the guide wheel sliding block mechanism, and the driven guide wheel is slid outward after the pawl is pushed to adjust the distance between the driven guide wheel and the driving guide wheel. The application is used for assisting doctors in inserting a trachea catheter into the trachea of a patient through the oral cavity before operation or after anesthesia to establish an artificial airway and assist the patient in breathing.

The fixing device is used for being arranged on the circuit of the breathing machine and comprises a main body piece, an input connector and a connecting hoop, the main body piece is of an annular structure, and an expansion cavity is formed in the main body piece; the input connector is arranged on the main body piece and communicated with the expansion cavity, the connecting hoop is arranged in the center of the main body piece, in the using process, the main body piece is detachably arranged on a respirator loop through the connecting hoop, the expansion cavity is filled with an expansion medium through the input connector, the main body piece is expanded, and then the position of the respirator loop is adjusted. Therefore, the occurrence rate of respirator-related pneumonia caused by backflow of increased condensed water in a loop into the airway of a patient can be effectively reduced, and the situation that the airway and the respirator pipeline are not on the same horizontal line, the respirator pipeline is bent at an acute angle, and the airway is not on the same horizontal line is avoided. In the using process, the artificial airway is easily pulled, and even the phenomenon that the trachea cannula falls off is caused.

The utility model relates to the field of medical instruments, in particular to a connecting device of an artificial airway and an atomizer, which comprises a connecting tube used for being connected with the artificial airway, two cavities which are not communicated with each other are formed at the tail of the connecting tube, and a regulating mechanism used for regulating the delivery rate of atomized gas is arranged in the middle of the connecting tube in a communicated mode. And an atomizer connector is arranged at the head part of the connecting pipe. The inhaled atomized gas and the exhaled gas respectively have own channels through the two chambers which are not communicated with each other, the technical problem that inhalation of the atomized gas is affected is avoided, and the technical effect that the conveying rate of the atomized gas is regulated and controlled according to different needs in the atomization process is achieved through the arrangement of the regulating and controlling mechanism. The technical problem that in the prior art, the rate of atomized gas cannot be adjusted and controlled is solved. The device is reasonable in structural design, simple in structure, convenient to operate and high in practicability.

The invention relates to the field of medical instruments, in particular to a tracheostomy cannula fixing dressing, a dressing body of the tracheostomy cannula fixing dressing is provided with a first surface used for being attached to the skin, a second surface opposite to the first surface, and a through hole used for a tracheal cannula to penetrate through; the fixing mechanisms are arranged on the two sides of the through hole in pairs and used for applying pulling force to a fixing base of the tracheal cannula so as to fix the fixing base to the second surface. The reinforcing rib is arranged on the dressing body, at least part of the reinforcing rib extends in the direction forming an included angle with the pulling force direction, and the projections of the reinforcing rib and the fixing mechanism on the surface of the dressing body intersect, so that the pulling force borne by the fixing mechanism is dispersed to the reinforcing rib and then dispersed to different areas of the tracheostomy cannula fixing dressing through the reinforcing rib. According to the tracheostomy tube fixing dressing, the local stress concentration condition when the tracheostomy tube fixing dressing fixes a tracheal tube fixing seat is relieved, the deformation degree of the tracheostomy tube fixing dressing when the tracheostomy tube fixing dressing is attached to the laryngeal skin of a patient is reduced, the mounting stability of the fixing seat is guaranteed, and a guarantee is provided for mounting of an artificial airway.

The utility model discloses an anti-dropping trachea cannula, which is characterized in that the stable state of the trachea cannula is realized through the matching of all parts during an operation, the normal operation of an artificial airway is effectively maintained and guaranteed, the problems of outward movement, dropping, inward sliding and the like of the trachea cannula are avoided, the efficiency and the safety of the operation are improved, and the life safety of a patient is further guaranteed. According to the technical scheme, the device is characterized by comprising a pipe body, a limiting piece and a deformation piece, a connector is arranged at one end of the pipe body, an air outlet and a fixing air bag are arranged at the other end of the pipe body, the fixing air bag is connected with a filling connector through a branch pipe, a penetrating hole is formed in the middle of the limiting piece, and the limiting piece can be arranged at the position, close to the connector, of the pipe body in a sleeving mode. The limiting piece is detachably connected with the tube body, the trachea cannula is tightly wrapped on the inner side of the penetrating hole through the fastening assembly, and the deformation piece is arranged on the tube body and located at the position, corresponding to the inner side of teeth, of the tube body.

The invention provides an airway foreign matter taking-out device and equipment, and belongs to the technical field of foreign matter taking-out equipment. The device comprises a conveying catheter and an object taking part, the object taking part is arranged on the conveying catheter, and the object taking part is located at the end, stretching into the trachea, of the conveying catheter; an object taking net is arranged in the object taking part, the object taking net can expand to open a mesh net to take foreign matters, and meshes can be contracted to lock the foreign matters. Through the arrangement of the conveying catheter and the fetching net in the fetching part, the foreign matter in the trachea can be conveniently and effectively captured, and through the special design of the fetching net and the cooperation of the endoscope, the annular sliding block, the auxiliary block, the silk thread and other components, the purpose of fine adjustment of the position of the conveying catheter in the auxiliary components such as the artificial airway component is achieved.

The utility model discloses a breathing machine pipeline supporting ball, and relates to the technical field of medical auxiliary instruments. The breathing machine pipeline supporting ball comprises a constraining assembly, a supporting assembly and a supporting assembly, and the constraining assembly is used for constraining and limiting a breathing machine pipeline; the supporting assembly is arranged on the surface of the bottom of the binding assembly, and the supporting assembly is used for providing elastic support for the binding assembly; the air supply assembly is arranged on one side of the supporting assembly, the air outlet end of the air supply assembly is communicated and connected with the air inlet end of the supporting assembly, a breathing machine loop can be flexibly supported to be connected with an artificial airway, and therefore the situation that a pipeline is disengaged due to the gravity effect can be prevented, infection is reduced, and the breathing machine loop can be conveniently supported. Therefore, pressure injury is prevented, discomfort of a patient is reduced, meanwhile, the whole part can be conveniently detached and cleaned by a worker, and subsequent full utilization is facilitated.

Supraglottic airway support devices are provided. Aspects of the present invention include supraglottic airway support devices comprising a support substrate configured to interface with a subject's head and a supraglottic airway interface integrated with the support substrate and configured to hold a supraglottic airway in a fixed position relative to the subject's head. Also provided are methods of stabilizing an artificial airway in a subject.

The utility model relates to the technical field of artificial airway ventilation, and discloses a monitoring type nasal cavity ventilation device which is an artificial airway ventilation tool capable of meeting the functions of positive pressure ventilation oxygen supply, high-flow oxygen supply, CO2 monitoring and the like, and can better reduce ventilation damage and protect ventilation safety. The ventilation cover comprises a cover bag and a ventilation cover body, a universal joint is arranged at the end, away from the cover bag, of the ventilation cover body, the ventilation cover further comprises a sealing cover structure which is located between the ventilation cover body and the universal joint and provided with a shielding gasket shell and a mounting hole channel, and a plurality of gear protrusions are evenly arranged on the side, away from the ventilation cover body, of the shielding gasket shell in the annular direction. At least one air outlet channel is arranged between every two adjacent gear protrusions. Vent hole units in one-to-one correspondence with the air outlet channels are arranged on a shell on one side, connected with the sealing cover structure, of the vent hood body, the carbon dioxide monitoring structure is provided with a vertical connecting pipe and a horizontal connecting pipe which are communicated with each other, and the vertical connecting pipe is rotatably and movably connected with a connector arranged at the right bottom of the vent hood body.

The utility model provides an airway foreign matter taking-out device and equipment, and belongs to the technical field of foreign matter taking-out equipment. The device comprises a conveying catheter and an object taking part, the object taking part is arranged on the conveying catheter, and the object taking part is located at the end, stretching into the trachea, of the conveying catheter; an object taking net is arranged in the object taking part, the object taking net can expand to open a mesh net to take foreign matters, and meshes can be contracted to lock the foreign matters. Through the arrangement of the conveying catheter and the fetching net in the fetching part, foreign matters in the trachea can be conveniently and effectively captured, and through the special design of the fetching net and the cooperation of an endoscope, an annular sliding block, an auxiliary block, a silk thread and other components, the purpose of fine adjustment of the position of the conveying catheter in the auxiliary components such as an artificial airway component is achieved.

The utility model relates to the technical field of artificial airways, in particular to an artificial airway adapter which comprises an adapter body, a sputum suction tube used for being communicated with sputum suction equipment, an atomizing tube used for being communicated with an atomizing machine, an oxygen inhalation tube used for being communicated with an oxygen inhalation machine and an inserting tube used for being connected with a patient are arranged on the adapter body, and a closing assembly is arranged on the sputum suction tube. The closing assembly comprises a rotating ring, a fixing ring and a plurality of baffles, the rotating ring is rotationally connected with the sputum suction pipe, the fixing ring is arranged on the rotating ring and rotationally connected with the rotating ring, the end, away from the rotating ring, of the fixing ring is fixedly connected with a sputum outlet pipe, the baffles are arranged between the fixing ring and the rotating ring, and the sides, close to the rotating ring, of the baffles are slidably connected with the rotating ring. The sides, close to the fixing ring, of the baffles are slidably connected with the fixing ring, the baffles can slide to form a whole flat plate, and isolation assemblies are arranged at the joints of the oxygen inhalation pipe and the atomization pipe and the connector body. The artificial airway adapter can solve the problems that an existing adapter affects the atomization effect and sputum backflow.

The invention discloses an inflatable expanding oropharynx airway, which relates to the technical field of medical instruments and comprises a ventilation catheter, one end of the ventilation catheter is an insertion part inserted into the throat, the other end of the ventilation catheter is retained at a far end part outside the mouth, and a bending part is connected between the insertion part and the far end part. The insertion part, the bending part and the far-end part form a ventilation channel with a closed circumferential side wall and two open ends, expanding air bags are arranged on the upper side and the lower side of the bending part, the upper expanding air bag is expanded to abut against the upper jaw in the oral cavity, the lower expanding air bag is expanded to abut against the lingual surface in the oral cavity, and the upper expanding air bag and the lower expanding air bag form an expanding structure in the oral cavity. And a ventilation channel which is free in the oral cavity can be retained. According to the inflatable expanding oropharynx airway, the end of the airway enters the airway through the oral cavity, the upper expanding air bag and the lower expanding air bag form an expanding structure in the oral cavity, the expanding structure is used for fixing the airway free in the oral cavity, and the inflatable expanding oropharynx airway is suitable for establishing a temporary artificial airway in the oral cavity of an elderly patient with emaciation, posterior lingual drop and tooth missing.

The utility model discloses a split type atomizing, humidifying and oxygen inhalation connecting set for an artificial airway, which effectively achieves the purpose of conveniently carrying out atomizing treatment and oxygen humidification on a patient with the artificial airway, and comprises an atomizer, a first connecting tube, a second connecting tube and a connecting cover, the upper side of the atomizer is detachably connected with the connecting cover, and the lower side of the atomizer is detachably connected with the connecting cover. The lower side of the atomizer is detachably connected with the first connecting pipe, the rear portion of the first connecting pipe is provided with an oxygen supply pipe, the second connecting pipe is in a T shape, and the front side of the second connecting pipe is fixedly connected with a pull ring. The device is simple in structure and convenient to use, can be matched with a patient who establishes an artificial airway with autonomous respiration, achieves the purposes of continuous humidification, atomization treatment and oxygen humidification, reduces the maintenance cost of the device, reduces the occurrence of related complications of the artificial airway, increases the comfort level of the patient, and can be matched with oxygen pipelines of different models.

Disclosed is a concealed closed-type bronchoscope and artificial airway breathing circuit combination system. The combination system comprises an artificial airway breathing pipeline (1) and a bronchoscope (2). The artificial airway breathing pipeline (1) comprises an inspiratory limb (4) and an expiratory limb (5) which are connected by a connecting tube (3). The bronchoscope (2) comprises a handle portion (2-1) and an insertion portion (2-2) connected to the handle portion (2-1). The bronchoscope handle portion (2-1) is wrapped around a section of the expiratory limb (5). In the structural modification on the basis of the existing breathing circuit and disposable bronchoscope (2), the bronchoscope insertion portion (2-2) is concealed in a telescopic section of breathing circuit, such that the bronchoscope insertion portion (2-2) is moved forward or backward in a closed manner under a telescopic action; functional components of the bronchoscope handle are ingeniously wrapped around the tube surface of the breathing circuit, such that the functions of the bronchoscope handle and the breathing circuit are organically combined together; and the tube connector can be cleaned to keep the bronchoscope (2) clean and unobstructed. In this way, the service life of the bronchoscope (2) can be extended from a single use to about 1-2 weeks.

The invention relates to the technical field of medical instruments, and discloses a multifunctional artificial airway auxiliary device which comprises a ball, a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a liquid level monitoring assembly, a valve plug, a plurality of sets of caps and a liquid collecting bag. The liquid level monitoring assembly comprises a liquid level scale line, a medical 316L stainless steel magnetic floater sensor and a 60-70dB waterproof audible and visual alarm, and can actively warn liquid accumulation; the third pipeline, the fourth pipeline and the first pipeline are symmetrically arranged at an angle of 45 degrees, and matched with a valve and a cap to form a double-path controllable drainage channel; a first cap and a valve plug are arranged at the port of the second pipeline to prevent secretions from splashing; the liquid collecting bag is made of medical polyethylene materials and is provided with a matched threaded connector and containing scale marks. The device realizes active liquid monitoring, closed drainage, pollution prevention and leakage prevention, is adaptive to multiple body positions and clinical operation of a patient, and greatly improves the safety, reliability and convenience of artificial airway nursing.

The present application relates to the field of artificial airway pressure control technology, and discloses an intelligent control method, system and storage medium for artificial airway airbag pressure. The method includes: obtaining the real-time pressure of the airbag within a first time period based on a first monitoring frequency; determining the deviation value between the real-time pressure and the standard range, and if the real-time pressure is judged to be abnormal based on the deviation value, selecting the target pressure within the standard range, and determining the pressure difference between the real-time pressure and the target pressure; converting the pressure difference into a gas adjustment amount, inflating or deflation of the airbag based on the gas adjustment amount, and dynamically adjusting the gas injection speed based on the adjustment strategy until the real-time pressure reaches the target pressure; generating a pressure change curve based on the real-time pressure, analyzing the pressure change curve to generate an analysis result; adjusting the first monitoring frequency to the second monitoring frequency based on the analysis result. The present invention can dynamically adjust the inflation or deflation speed according to the actual situation of the airbag pressure difference, thereby ensuring safer use of the artificial airbag.

The utility model discloses an auxiliary device for an artificial airway, which can be used for connecting the artificial airway with a connecting pipeline of external equipment, and comprises a cylinder body and a first connecting piece, a gas flow channel is formed in the cylinder body, and the first connecting piece is arranged at the gas inlet end of the gas flow channel and is used for being detachably connected with the external equipment. The second connecting piece is arranged at the gas outlet end of the gas flow channel and used for being detachably connected with the artificial airway, a heating coating is annularly arranged on the pipe wall in the circumferential direction of the pipe wall, the heating coating is provided with a power supply interface electrically connected with an external power source, and the heating coating is used for heating gas flowing through the gas flow channel. According to the auxiliary device, air in the air flow channel can be uniformly heated, so that air at the temperature suitable for the human body is discharged into the artificial airway from the second connecting piece, discomfort of a patient is avoided, the risk of pulmonary infection of the patient is reduced, the heating coating does not hinder circulation of the air in the air flow channel, and the ventilation efficiency is improved.