23 results about "Airway patency" patented technology

The invention discloses a clinical airway unobstructing device for old-age medicine. The clinical airway unobstructing device comprises a drafting frame, a pop-up auxiliary structure, a rotating replacement disc, a winding roller, a storage assembly and a main body support. The invention belongs to the technical field of airway patents. According to the scheme, only when all the trigger buttons are pressed down by the telescopic moving rod, discharging between the parallel-plate capacitors is ended, electrorheological fluid is made to be in the liquid characteristic, and in the state, the pop-up sleeving shell is separated from the rotating shaft through the pop-up auxiliary spring, so that the winding roller is assisted in being popped up, and therefore the winding effect is improved. Automatic auxiliary popping of the airway hose after the airway hose is wound in place on one winding roller is completed, and automatic experience is achieved; and when the next group of winding rollers are popped out, the falling winding rollers can be clamped by the storage rollers in the other group of overturning accommodating shells below, so that the air passage hose and the air passage intubation tube are convenient to replace, and the use experience is improved.

The invention discloses an airway unobstructing device for medical clinic of old people, and relates to the technical field of medical clinic. The air inflation mechanism comprises a tube core, a supplementing tube, an air inflation auxiliary tube, a catheter connector and a cuff air inflation tube and is used for making contact with the trachea mucosa after air inflation to achieve trachea sealing; the multi-cavity self-adaptive attaching assembly is arranged at one end of the catheter body and used for achieving dynamic automatic balance after the pressure of the whole air bag system is stressed; the stretchability limiting assembly is arranged at the bottom of the multi-cavity self-adaptive attaching assembly and used for forming a hydrodynamic force lubricating layer between the air bag and the air pipe wall; the automatic pressure balancing assembly is arranged in the multi-cavity self-adaptive attaching assembly and used for automatically completing distribution of internal pressure in multiple cavities where the multi-cavity self-adaptive attaching assembly is installed, most of the pressure is borne and dispersed by the surface of the umbrella-shaped bag, and the fragile tracheal membrane part is almost not directly pressed.

Devices and / or methods for treating sleep disordered breathing may include stimulation of a single nerve, multiple nerves, as well as other tissues relating to upper airway patency.

This application discloses a control method for an airway obstruction emergency rescue device to improve the success rate of emergency rescue. This application applies to the processing module of an emergency rescue device, which also includes a laryngoscope module. The method includes: acquiring an obstruction assessment result for the affected area; based on the obstruction assessment result, acquiring a processing image of the affected area using a camera on the laryngoscope module, and performing an obstruction elimination operation based on the processing image; reacquiring the processing image and extracting the airway patency rate from the reacquiring processing image; comparing the airway patency rate with a preset patency rate threshold to obtain a comparison result, and performing operations based on the comparison result until the comparison result is consistently greater than or equal to the patency rate threshold for n consecutive times, where n is a positive integer greater than or equal to 2; if the comparison result is consistently greater than or equal to the patency rate threshold for n consecutive times, then the obstruction is determined to have been eliminated.

The invention discloses an airway patency assessment device. The airway patency assessment device comprises a catheter body, a measuring assembly and an assessment assembly, the catheter body is trumpet-shaped, the two ends of the catheter body are open, the opening of the large-diameter end is an expiration port, the opening of the small-diameter end is an air outlet, an air flow channel is formed between the expiration port and the air outlet, and air enters the air flow channel through the expiration port formed in the catheter body; a reed set is arranged on the inner wall of the guide pipe body and comprises at least one reed, and the reed can generate vibration when making contact with airflow. The measuring assembly is used for collecting vibration data of the reed group; and the evaluation assembly is used for evaluating the airway patency based on the vibration data acquired by the measurement assembly. And the smoothness of the air passage can be evaluated through vibration generated when the arranged reed is in contact with the air flow.

The utility model belongs to the technical field of medical tools, and particularly relates to an airway unobstructing device for respiratory support of critical patients, which comprises an outer-layer catheter, a suction hole is arranged on the outer wall of one end of the outer-layer catheter, a guide tube is fixedly sleeved on the inner side of the outer-layer catheter, the length of the guide tube is larger than that of the outer-layer catheter, and the suction hole is communicated with the suction hole. A second baffle ring is fixed to the inner wall of one end of the guide pipe, shielding arc plates are symmetrically fixed to the side wall of one end of the guide pipe, second shielding strips are symmetrically fixed to the edges of the inner walls of the shielding arc plates, first shielding strips are fixed to the edges of the inner walls of the shielding arc plates, and the second baffle ring is located on one side of each shielding arc plate. A ventilation guide pipe penetrates through the inner side of the guide pipe, and a ventilation hole is formed in the side wall of one end of the ventilation guide pipe. The oxygen supply device can supply oxygen to the respiratory tract of a patient in the process that medical staff dredge the airway of the patient, avoids the situation that oxygen deficit of the respiratory tract of the patient is easily caused by too long dredging time, and is convenient to operate and high in practicability.

The invention provides an acute respiratory tract obstruction airway unobstructing device, and belongs to the technical field of medical treatment, the device comprises a connecting suction tube, a sputum suction head and a negative pressure suction mechanism, the sputum suction head is arranged at the insertion end of the connecting suction tube, the sputum suction head comprises a suction head front part and a suction head rear part, the suction head front part and the suction head rear part can move relatively in the axial direction, and the suction head front part and the suction head rear part are arranged on the connecting suction tube. The rear portion of the suction head is rotationally connected with the connecting suction pipe, the negative pressure suction mechanism is arranged at the far end of the insertion end of the connecting suction pipe, and a suction hole is formed in the surface of the rear portion of the suction head. An elastic film is arranged in the suction hole, the interior of the elastic film is of an annular double-layer structure, and the opening end of the elastic film is fixedly connected with the inner surface of the suction hole, and through the synergistic effect of the elastic film and the pore diameter adjusting and controlling mechanism, the pore diameter of the suction hole can be automatically adjusted according to the pressure change at the suction hole; airway injury caused by negative pressure adsorption is avoided, and the technical defect that suction holes are adsorbed to the airway wall due to sputum accumulation in the sputum suction process of an existing airway unobstructed device is overcome.

A medical device may include an acoustic sensor. The acoustic sensor is configured to sense upper airway airflow of a patient to generate a signal. The medical device also may include a control portion configured to determine respiratory information based on the signal. The medical device also may include a stimulation element configured to apply electrical stimulation to an upper airway patency-related tissue of a patient based on the respiratory information.

The Respiratory Interface Device is a novel, mouth-inserted airway management tool designed to facilitate both oxygen delivery and carbon dioxide sampling through an integrated oral pathway. Unlike conventional nasal cannulas or oropharyngeal airways, this device features internal channels configured to house standard or capnography-compatible tubing, allowing simultaneous gas delivery and exhaled gas monitoring. The device includes a contoured dental plate and an airway arch that conforms to the patient's hard palate, maintaining upper airway patency while avoiding stimulation of the protective airway reflex. Its ergonomic design supports a secure oral fit and provides a streamlined interface for procedural sedation, monitored anesthesia care, emergency airway support, and alternative oxygenation strategies in patients where nasal access is limited or contraindicated. The Respiratory Interface Device represents a versatile, dual-function solution for enhanced airway management and respiratory monitoring.

A system includes a positioning device including one or more movable contact members to contact the patient. one or more actuators in connection with the one or more movable contact members, and a support to which the actuators and the movable contact members are operatively connected. The support is configured or adapted to be placed in operative connection with the patient. The system further includes at least one source of en ergy in connection with the actuators and a control system in operative connection with the actuators and with the source of energy to control a state of the actuators via control of energy provided thereto to control a position of the movable contact members, and thereby to control a position of the patient in a determined manner.

The utility model relates to oral cavity instrument technical field discloses oral cavity cannula fixer, including dental bed support device and oral cavity fixed support board, cannula passage, the top and / or bottom of oral cavity fixed support board is located in the cannula passage of oral cavity outside and is equipped with gear track, and the gear track supplies push -pull slide and meshing movement to realize far or close to the one side of cannula passage. The utility model discloses oral cavity cannula fixer, for the patient rapid establishment oral cavity pharynx airway, carries out the cannula fixation of multiple trachea or catheter, and the mouth of auxiliary patient keeps the stable open state, ensures the patient to keep the airway unobstructed in the process of anesthesia, first aid or intensive care, prevents the cannula from sliding down and leads to the airway obstruction, thereby avoids the occurrence of hypoxia and asphyxia.

The invention relates to a simulation teaching method and device for emergency rescue of laryngeal obstruction. The method comprises the following steps: constructing a replaceable airway physical model integrated with a pressure sensor, a position sensor and an airflow sensor; the airway resistance-displacement dynamic model is used for controlling the airway resistance change of the replaceable airway physical model in real time; constructing a case library according to the collected real first-aid cases; when the student operates the replaceable airway physical model, synchronously calling the corresponding teaching guide content in the case library; and comparing the student operation data with a preset standard operation threshold, performing uncertainty reasoning on the pressure curve stability, the operation time and the airway smoothness by adopting a Dempster-Shafer evidence algorithm, outputting an evaluation result and an operation error report, and automatically generating a visual training report. According to the invention, through the replaceable airway physical model and the Dempster-Shafer evidence algorithm, pathophysiological changes of laryngeal obstruction can be accurately simulated, tiny flaws in operation of trainees can be identified, and the training accuracy and efficiency are significantly improved.

The gastroscope bite capable of maintaining the airway smoothness and preventing the posterior falling of the tongue comprises a fixing plate, a bite sleeve is fixed to one side of the fixing plate, a tongue depressor is fixed to the bottom of the side, away from the fixing plate, of the bite sleeve, side bands are installed on the two sides of the fixing plate, notches are formed in the side bands, and connecting bands are slidably connected into the notches. A positioning assembly used for positioning the connecting band and the side band is arranged on the connecting band, an ear binding band is fixed to one side of the connecting band, and a restraining assembly used for restraining the ear binding band on the ear of a patient is arranged on the ear binding band. When the ear binding belt is used, the ear binding belt is hung on the ear of a patient, then the two cylindrical rods are pressed, the two cylindrical rods slide in the cylindrical barrels and get close to each other, and after the groove holes and the through grooves coincide, the cylindrical barrels can be moved to get close to the ear of the patient, so that the ear binding belt wraps the ear of the patient, and the ear binding belt is prevented from falling off; and the stability of the device is improved.

The application provides an acute respiratory tract obstruction airway patency device, belonging to the technical field of medical treatment, comprising a connecting suction pipe, a sputum suction head and a negative pressure suction mechanism, the sputum suction head is arranged at the insertion end of the connecting suction pipe, the sputum suction head comprises a suction head front part and a suction head rear part, the suction head front part and the suction head rear part are relatively movable along the axial direction, the suction head rear part is rotationally connected with the connecting suction pipe, the negative pressure suction mechanism is arranged at the distal end of the insertion end of the connecting suction pipe, and the surface of the suction head rear part is provided with a suction hole; an elastic membrane is arranged in the suction hole, the inside of the elastic membrane is provided with a ring-shaped double-layer structure, and the opening end of the elastic membrane is fixedly connected with the inner surface of the suction hole; through the cooperation of the elastic membrane and the hole diameter control mechanism, the hole diameter of the suction hole can be automatically adjusted according to the pressure change of the suction hole, airway injury caused by negative pressure adsorption is avoided, and the technical defects that the existing airway patency device causes the suction hole to adsorb the airway wall due to sputum accumulation during sputum suction are solved.

The present invention relates to a stimulation device comprising: an airway opener configured to be positioned around the neck of a user and, once positioned, physically affect airway patency of the user; and a stimulator disposed on the airway opener, the stimulator configured to deliver an electrical current to a target area on the user once the airway opener is in a location around the neck of the user.

A method includes delivering, via a first stimulation element and during a treatment period, stimulation to an upper airway patency-related nerve to cause contraction of upper airway patency-related muscles. The method also may include delivering upon detecting central sleep apnea behavior, via a second stimulation element and during a treatment period, stimulation to a central sleep apnea-related nerve. The method also may include delivering the stimulation to the upper airway patency-related nerve independently of a decisional process and trigger to deliver stimulation to the different central sleep apnea-related nerve.

The invention relates to the technical field of medical instruments, in particular to an intensive care medicine respiratory support airway unobstructing device based on dynamic pressure feedback and a control method.The intensive care medicine respiratory support airway unobstructing device comprises a fixing rod and a respirator, a laryngeal mask is fixedly installed at the front end of the fixing rod, a ventilation hole is formed in the laryngeal mask, a circulation groove is formed in the fixing rod, and the ventilation hole is communicated with the ventilation groove; the upper end of the fixing rod is fixedly connected with a ventilation catheter, the upper end of the ventilation catheter is connected with a fifth connecting pipe, the other end of the fifth connecting pipe is connected with a breathing machine, and a double-channel secretion management mechanism and a dynamic tongue root supporting mechanism are arranged in the fixing rod. The double-channel secretion management mechanism and the main suction assembly are arranged to be connected with central negative pressure, large secretions can be treated, the micropore seepage assembly covers the surface of the tongue support piece, mucus is continuously adsorbed, and blockage is avoided; the problem that the oxygen deficit risk is increased due to the fact that ventilation of the laryngeal mask needs to be interrupted for suction is solved.

The utility model discloses an anti-droplet cover for children bronchoscopy, which comprises a transparent mask, the surface of the transparent mask is provided with an inspection hole and a breathing hole, the edge of the transparent mask is fixedly provided with a rubber gasket, the edge of one side, far away from the transparent mask, of the rubber gasket is turned inwards, and the bottom of the transparent mask is connected with a drainage pipe. The utility model belongs to the technical field of medical instruments, and solves the problems that in the prior art, a patient coughs in the oral breathing process, so that spittle is spread, and thick sputum is likely to be generated on the throat. The sputum suction device has the advantages that sprayed droplets are isolated through the transparent mask, meanwhile, the rubber gasket which is turned inwards prevents the droplets from flowing to the face, and finally, the droplets are discharged from the drainage pipe in a centralized mode, so that the effects of reducing droplet spreading caused by cough and timely cleaning coughed sputum are achieved, thick sputum of the throat of a patient is sucked out through the sputum suction device, and the sputum suction effect is good. Therefore, the effect of keeping the airway of the patient smooth is achieved.

The utility model discloses a body position cushion pillow for open airway of bedridden patient, the utility model relates to medical nursing technical field, the utility model, include: bottom pad, the top end rotationally connected with headrest device of bottom pad, through setting the cooperation of headrest device, neck device and backrest device, according to the head and neck back angle ratio design when human body supine position and lateral position, can make the upper airway openness improve 40% or more compared with ordinary pillow, effectively prevent the tongue root of bedridden patient to drop, ensure that the airway is unobstructed, provide strong support for the respiration of patient, and the cervical vertebra support pressure is reasonable gradient distribution, and the double density gradient design of cervical collar module, and the neck department physiological curve is attached, provides dynamic support, effectively alleviates the neck muscle burden, maintains the stability of cervical vertebra, and the elevation angle adjustment of headrest module, the adjustment of cervical collar module C type curved surface radian and the length segmented design of back pad module can satisfy the individual demand of different patients and the purpose of various use scenes.

A device for treating respiratory distress in a patient is disclosed. The device includes a pressure generator configured to deliver a positive pressure airflow to the patient's airway via a patient interface, a sensor configured to generate a signal representing the patient's respiratory flow, and a controller. The controller is configured to control the pressure generator to deliver ventilation therapy with baseline pressure and pressure support via the patient interface, detect apnea by the signal representing the patient's respiratory flow, control the pressure generator to deliver one or more probe breaths to the patient during the apnea, determine airway patency by the waveform of the respiratory flow signal in response to one of the one or more probe breaths, calculate the effective duration of the apnea based on the airway patency, and adjust a setpoint of the baseline pressure for the ventilation therapy in response to the apnea based on the effective duration of the apnea.

1. The name of the design product: Newborn nasal inhalation position head pillow. 2. The use of the design product: for newborns to sleep, rest, and maintain the best airway patency position: nasal inhalation position, while preventing flat head deformity in infants. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

There is provided a method of laser repair for the internal nasal valve region to improve the nasal airway. The method treats single or multiple sites in all regions that compose the nasal valve, including ablating of soft tissue and cartilage tissue on all sides of the nostril to increase airway patency. Treatments in tissue contact, non-contact, and interstitial modes are provided.

A device for treating sleep disordered breathing includes a stimulation element to stimulate an airway patency related nerve.