Gas generator for therapeutic application
FIELD: medical equipment.
SUBSTANCE: group of inventions relates to medical equipment. Gas generator for therapeutic application comprises device for electrolysis for electrolysis of water and formation of gas mixture, which contains hydrogen and oxygen. Gas generator for therapeutic application also has system for gas mixing, connected to device for electrolysis, containing gas mixture. System for gas mixing is intended for mixing of gas mixture with water vapor, sprayed medicinal fluid, volatile ether oil or their combination in order to form therapeutic gas inhalation for user.
EFFECT: group of inventions improves patient's relaxation in treating.
14 cl, 3 dwg
SUBSTANCE: invention relates to medical equipment. Components of expiratory limb include vapour-permeable materials, which are permeable for water vapour and, in fact, impermeable for liquid water and volume flow of gases. Limb channel from foamed polymer includes thermoplastic elastomeric material and cell voids, distributed inside solid material.
EFFECT: invention makes it possible to increase strength of limb wall with acceptable vapour-permeability.
24 cl, 4 tbl, 20 dwg
SUBSTANCE: group of inventions relate to medical equipment. System includes device for creating flow of gas under pressure, suitable for breathing, for delivery into subject's airways; user's interface, connected with possibility of exchanging information between subject, device for creating gas flow under pressure, electronic memory device and processor, and made with possibility of delivering to subject information, dealing with functioning of device for creation gas flow under pressure and/or flow of suitable for breathing gas under pressure. Sensors of parameters of gas inhaled by subject are connected with possibility of generating output signals, carrying information, related to inhaled gas parameters. Processor is configured (i) for control of device for creating flow of suitable for breathing gas under pressure in such a way that said device sets one or more parameters of gas in flow of suitable for breathing gas under pressure for delivery to subject of control breathing signals, which give subject instruction for deliberate change of inhalation and exhalation parameters, and (ii) for control of user's interface in such a way that user's interface gives subject information, related to value to control breathing signals, delivered to subject by setting parameters of gas in flow of gas under pressure. Alternative version of system implementation is disclosed.
EFFECT: invention provides possibility of deliberate correction of breathing parameters.
10 cl, 6 dwg
FIELD: personal use articles.
SUBSTANCE: breathing apparatus comprises a compressed gas source, a mask, an emergency oxygen delivery device comprising a housing with a seat, a supply valve sealingly mounted in the housing, a control valve mounted in the inlet valve, a lid, a membrane sealingly fixed between the housing and the lid, a rod connecting the membrane and the control valve. According to the invention the control valve and the rod are mounted with the ability of axial movement with the supply valve, at that the rod on one side is rigidly connected to the membrane, and on the other it is in contact with the control valve.
EFFECT: decrease in breathing resistance due to reducing the response time of the emergency oxygen delivery device to change of needs of the user in the gas flow at various modes of breathing, increased ease of use by providing automatic switching on, switching off the emergency oxygen delivery device during docking, undocking with the mask or automatic switching off the emergency oxygen delivery device during undocking with the mask and switching on the emergency oxygen delivery device with the first inhale after docking with the mask.
3 cl, 9 dwg
SUBSTANCE: breathing gas flow generator comprises an electric drive with electronic control unit and breathing bag with inlet and outlet return valves. Weight is attached hermetically to the upper edge of the breathing bag. The lower edge of the breathing bag is attached to the generator housing. By flexible coupling the weight is connected to the electric drive shaft. Flexible coupling is made so that it may be wound to the electric drive shaft several times. The electric drive control unit is designed to ensure reversive rotation of the electric drive shaft at controlled angular speed in both directions.
EFFECT: invention allows simplifying design of the breathing gas flow generator, increasing its reliability.
SUBSTANCE: group of inventions relates to medical equipment. The system contains a gas contour, consisting of an input branch pipe, an output branch pipe and a hollow channel, connecting the input branch pipe and the output branch pipe, with the output branch pipe being configured for the delivery of a flow of suitable for breathing gas under pressure into the subject's airways. A valve is configured for the output of the gas from the contour into atmosphere. One or more sensors are configured for the generation of one or more output signals, transmitting the information, related to one or more gas parameters within the gas contour, connected with gas leak from the contour into atmosphere. A processor is configured for controlling the valve in such a way that the gas flow, being output from the contour through the valve, is reduced or stopped, if one or more output signals, generated by one or more sensors indicate that the gas leak from the contour into atmosphere exceeds the threshold. A constructively differing version of the system implementation is disclosed.
EFFECT: inventions make it possible to control leaks from the gas contour to preserve its workability.
8 cl, 3 dwg
SUBSTANCE: method involves successive normobaric hypoxytherapy and EHF therapy. The normobaric hypoxytherapy is conducted with using the amount of oxygen in gas mixture from 18% to 10%. The exposure is cyclic-phase. A mixture respiration cycle makes 5 minutes and follows atmospheric air respiration for 5 minutes. One respiration session involves 5-7 these cycles. That is followed by EHF therapy at wave length 7.1 mm, power 10 mWt/cm2. The exposure covers 2-6 biologically active points found in reflexogenic zones.
EFFECT: improving cell respiration and tissue trophism, increasing total resistance and body adaptability, enhancing detoxification processes, eliminating post-radiation impaired haemopoiesis, reducing immunodepression processes, and improving the patient's quality of life.
1 ex, 1 tbl
SUBSTANCE: group of inventions refers to medical equipment. An automated oxygen delivery system comprises an patient's blood flow oxygen measuring sensor comprising a pulse oxymeter; a pneumatic sub-system comprising a gas feed connected to an oxygen inlet, an air inlet and a gas-mixture outlet for mixing oxygen and air to form gas mixture having the oxygen concentration delivered to the patient, and for delivering gas mixture to the patient; and a control sub-system connected to the sensor and the pneumatic sub-system comprising an input. A sensor interface is configured to receive the measurement data and the state information related to the sensor measurement data. The state information involves a perfusion index and a signal quality measure. A pneumatic sub-system interface is used to send commands and to receive the pneumatic sub-system data. A processor is connected to the input, the sensor interface and the pneumatic sub-system interface to control the supplied oxygen concentration on the basis of the required oxygen concentration, the measurement data and the state information. There are disclosed alternative versions of the automated system characterised by state information collecting media.
EFFECT: inventions provide the safe control of the supplied oxygen amount automatically.
27 cl, 5 dwg
SUBSTANCE: group of inventions refers to medicine. A method for facilitating expectoration on the basis of oscillation function, which generates an oscillating air flow in the pulmonary system is implemented by means of a device for facilitating expectoration. The above air flow contains an oscillating exhaled and oscillating inhaled air flows. A control unit of the above device comprises first and second identification units and detection units. The first identification unit is used to state if the pulmonary system has completed an inhale to control a valve to be closed to isolate the pulmonary system from the external environment. The second identification unit is used to state if an inner pressure in the pulmonary system is more than a pre-set pressure threshold. The detection unit is used to detect the beginning of the oscillating inhaled air flow to control the valve to be opened for the onset of coughing.
EFFECT: using the group of inventions enables more effective facilitating expectoration.
8 cl, 6 dwg
SUBSTANCE: in laryngeal mask, an O-ring cuff is formed by a U-shaped rim and a part of a large-port gastrodrainage of a special shape, inserting a gastric probe into which forms two auxiliary gaping passes for promoting the free discharge of gastric material or gas found close to an oesophageal funnel to the mouth cavity. The device can additionally comprise reinforcing components are used to avoid respiratory canal occlusion by patient's teeth. The declared laryngeal mask, except for the reinforcing components, represents a monolith and is formed by 1 cycle of injection-moulding machine operation that causes its absolutely low cost price.
EFFECT: laryngeal mask provides high patient's safety ensured by the effective discharge of the gastric material from a glottal aperture and demonstrate the practical simplicity of installation and good hermetism; it can be effectively used in clinical practice even in the patients with a risk of regurgitation and emergency patients.
5 cl, 5 dwg
SUBSTANCE: group of inventions refers to medicine. A lung compliance is measured in an individual who is at least partially self-ventilating. The quantitative measurement of the lung compliance can represent an assessment, a measurement and/or a rough measurement. The quantitative measurement of the lung compliance can be suspended over common methods and/or systems for the quantitative measurement of the self-ventilating individual's lung compliance; the lung compliance can be quantitatively measured relatively exactly without the use of a force measurement rope or any other external sensing device, which measures a diaphragm muscle pressure directly; the procedure does not require the individual to monitor the diaphragm muscle pressure manually.
EFFECT: quantitative measurement of the lung compliance can be used as an efficient instrument for the individual's health assessment, including detecting fluid retention associated with acute congestive cardiac failure.
15 cl, 4 dwg
FIELD: medical equipment, applicable for curative prophylaxis and for drug therapy of patients with bronchopulmonary diseases.
SUBSTANCE: the respiratory simulator consists of a mouthpiece - air conduit, casing with a cover, ball and a seat with a central hole making up a check valve. The check valve is made for closing at an expiration, its seat is made inside the casing in the form of a tapered recess in it and a central hole, by-pass channels are additionally made in the casing, a perforated diaphragm for limiting the ball motion is installed under the ball. The by-pass channels are made for adjustment of their area at an expiration or at an inhale, or simultaneously at an expiration and inhale and have a means for adjustment of the area of the by-pass channels. The means for adjustment of the area of the by-pass channels is made in the form of combined radial holes in the casing and ring and/or in the cover, and the cover and/or ring are made for restricted turning relative to the casing. The perforated diaphragm is made for tightening of the ball to the seat.
EFFECT: enhanced efficiency of treatment and simplified construction of the simulator.
14 cl, 16 dwg
FIELD: medicine, respiratory gymnastics.
SUBSTANCE: the present innovation deals with decreasing pulmonary ventilation in patient's endurable volume, controlling the rate for carbon dioxide (CO2) gain in expired air and maintaining the rate of its increase. Moreover, decreased pulmonary ventilation should be performed both at the state of rest and while doing physical loading, one should maintain the rate of CO2 gain in expired air being not above 2 mm mercury column/d at the state of rest and 11 mm mercury column in case physical loading to achieve the level of 32.1 mm mercury column at removing vivid symptoms of the disease and 55 mm mercury column in case of prolonged clinical remission. The method enables to improve therapy of hypocarbic diseases and states due to removing CO2 deficiency.
EFFECT: higher efficiency of therapy.
4 ex, 3 tbl
FIELD: medical engineering.
SUBSTANCE: device has curved flexible air-conducting tube and mask segment. The mask segment is shaped to completely fit to the area above the laryngeal orifice. Supporting member has a set of thin flexible ribs branching out from core member stretching from opening area. Having the air duct device mounted, the flexible ribs thrust against the pharyngeal side of cricoid laryngeal cartilage immediately under the esophagus. The mask segment is fixed and thrusts against hard surface without injuring soft esophageal tissues. Versions of present invention differ in means for fixing around the laryngeal orifice of a patient.
EFFECT: enhanced effectiveness of lung ventilation in unconscious state.
14 cl,8 dwg
FIELD: medical engineering.
SUBSTANCE: device has chamber for accumulating carbon dioxide, bite-board and respiratory pipe. The chamber is manufactured as cylinder having conic bases arranged one in the other smoothly movable one relative to each other. The respiratory pipe with bite-board is available on one of external cylinder tips and single-acting valve with choker is available on the other tip allowing rotation for making resistance to expiration. Reservoir for collecting condensate is mounted on cylindrical surface the external cylinder. Pipe for taking air samples is available on distal external cylinder part cone base.
EFFECT: smoothly controlling expiration resistance and carbon dioxide concentration; enhanced effectiveness in separating air flows.
2 dwg, 1 tbl
FIELD: medicine; medical engineering.
SUBSTANCE: method involves applying diaphragmatic respiration with resistance to expiration. Overpressure equal to the resistance is created at inspiration stage. Breathing is carried out in usual pace in alternating A-type cycles as atmospheric air inspiration-expiration and B-type cycles as exhaled gas inspiration-expiration. Time proportion of breathing with exhaled gas to atmospheric air respiration is initially set not greater than 1. The value is gradually increased and respiration depth is reduced as organism adaptation to inhaled oxygen takes place, by increasing the number of B-type cycles and reducing the number of A-type cycles. Device has reservoir attached to mouth with individually selected expiration resistance. The reservoir has features for supporting gas overpressure at inspiration stage equal to one at expiration stage.
EFFECT: enhanced effectiveness of treatment; reduced volition effort required for training; improved operational functionality characteristics.
4 cl, 2 dwg
SUBSTANCE: method involves introducing catheter via nasal passage into the rhinopharynx and fixed above the entrance to larynx and artificial high frequency jet ventilation is carried out with frequency of 140-150 cycles per min in three stages. Compressed gas working pressure is increased at the first stage to 2.0-2.5 kg of force/cm2 during 7-10 min. The compressed gas working pressure is supported at this level to the moment the clinic manifestations of pulmonary edema being removed and gas exchange normalization being achieved at the second stage. The working pressure is stepwise dropped during 1-2 h at the third stage hold during 10-15 min at each step.
EFFECT: enhanced effectiveness in normalizing hemodynamics.
FIELD: medical equipment.
SUBSTANCE: apparatus for artificial ventilation of lungs and inhalation narcosis can be used for emergency service and has unit for artificial ventilation of lungs, anesthetic unit and unit for alarm switch of anesthetic. Unit for artificial ventilation of lungs has oxygen discharge changing unit, flow meter, pneumatic pulse oscillator, nonreversible pneumatic valve which has access to patient's mask. Anesthetic unit has gas relation changing unit and mixer which has access to patient's mask. Unit for alarm switching anesthetic off is made is made in form of comparison unit which has pneumatic valve mounted in anesthetic feed line, two pneumatic relays and two regulators. Apparatus provides improvement in sensitivity to reduction in oxygen pressure in gas mixture.
EFFECT: widened operational capabilities; simplified exploitation; improved safety.
FIELD: medicine, anesthesiology, resuscitation.
SUBSTANCE: under conditions of artificial pulmonary ventilation at positive pressure at the end of expiration one should set the level of positive pressure at the end of expiration being above against pre-chosen optimal one for 4-8 cm water column. About 10-15 min later one should introduce perfluorocarbon as aerosol with the help of nebulizer for 10-15 min. The innovation enables to introduce perfluorocarbons without depressurization of respiratory contour, decreases damaging impact upon pulmonary parenchyma and, also, reduce invasiveness of the method and decrease expenses of perfluorocarbons.
EFFECT: higher efficiency of therapy.
SUBSTANCE: method involves administering one of antyhypoxidant-antioxidant medicaments on empty stomach in age-specific dose before exposing a patient to cyclic treatment with gas medium. Hypoxi-hypercapnic gas mixture is applied as respiratory gas medium. Then, the patient is moved up for breathing with air-oxygen mixture. TcPO2 and/or SO2 restoration period being over, repeated hypoxi-hypercapnic treatment cycle is applied. The mentioned patient treatment cycles are applied in succession 4-10 times.
EFFECT: enhanced effectiveness of treatment; increased adaptation and reduced risk of side effects.
3 cl, 1 tbl
FIELD: medicine, in particular, exercising of respiratory organs in moderate hypoxia and hypercapnia mode with adjustable resistance to inhalation and expiration.
SUBSTANCE: respiratory exerciser has cylindrical mixing chamber with narrowed upper part, respiratory pipe connected to cylindrical mixing chamber, and bottom with perforations provided in its peripheral portion. Bottom of cylindrical chamber is made doubled. Members of porous material having predetermined density are located within bottom cavity. Central part of bottom is equipped with channel provided within cylindrical chamber and communicating with atmosphere. Inhalation indicator provided within channel is made in the form of movable piston member. Respiratory pipe is equipped with acoustic expiration indicator made in the form of unidirectional resonance whistle. Bottom inner cavity may be provided with additional replaceable loading inserts formed as film disks with openings having predetermined area and flexible loop attached to upper part of cylindrical chamber and having adjustable length.
EFFECT: reduced restrictions in orientation and fixing of exerciser position during usage and provision for indicating quality of expiration cycle.
3 cl, 2 dwg