Abstract: The present disclosure provides an aerosol delivery device that includes a housing including a power source and a control component, a reservoir configured to contain a liquid composition, a liquid delivery component including a micropump, and an atomizing assembly including a vibrating component and a mesh plate. The micropump is configured to be controlled by the control component to deliver at least a portion of the liquid composition to the atomizing assembly, the atomizing assembly is configured to be controlled by the control component to vaporize the portion of the liquid composition to generate an aerosol, and the micropump and the atomizing assembly are integrated together using a common element. In another implementation, the micropump comprises a biomimetic micropump. In some implementations, the biomimetic micropump may include a xylem model structure and a leaf model structure.

Abstract: A patient interface for delivering breathable gas to a patient includes a sealing portion including a nose tip engagement portion adapted to form a seal with the patient's nose tip, an upper lip engagement portion adapted to form a seal with the patient's upper lip and/or base of the patient's nares, and nostril engagement flaps adapted to form a seal with the patient's nares. The nose tip engagement portion, the upper lip engagement portion, and the nostril engagement flaps are all structured to extend or curve outwardly from a supporting wall defining an air path.

Abstract: Oscillatory ventilator configured for oscillating at a plurality of specifically tuned sinusoidal frequencies simultaneously a ventilation gas for delivery to a lung region of a patient and a ventilator control system, in communication with the oscillatory ventilator, to control a sinusoidal waveform input for the oscillatory ventilator, wherein the sinusoidal waveform input comprises the plurality of specifically tuned sinusoidal frequencies each of which sinusoidal frequencies are below the acoustic range.

Abstract: The invention provides new systems/methods for providing oxygen to chronically ill patients, such as COPD patients, through a more efficient portable oxygen concentrator (“POC”) that at least sometimes delivers an enriched airflow having a significantly lower overall oxygen concentration than that administered by typical POCs. In aspects, the methods/systems of the present invention are configured to automatically switch from pulse delivery to continuous delivery, from continuous delivery to pulse delivery, or any combination thereof, at least once per day, when certain conditions occur. Methods/system can comprise the ability to switch between mode(s) comprising delivery of a moderately enriched oxygen airflow (MEOA) and mode(s) comprising delivery of intensively enriched oxygen airflow, highly enriched oxygen airflow, or both, and back again, based on one or more parameters.

Abstract: A method of controlling a drive motor for a powered ankle exoskeleton is disclosed. The method includes modeling motor drive current as a linear function of desired torque and ankle angular velocity, and then controlling motor current as a function of measured torque and determined ankle angular velocity.

Abstract: A method for treating a breathing condition includes providing a face strip having an adhesive layer and a mesh layer disposed on the adhesive layer and applying the adhesive layer to a mouth of a patient diagnosed with a breathing condition including at least one of a dry mouth, a sore throat, nasal congestion, or hypoxia. The method further includes covering the patient's mouth with the face strip and providing resistance from the face strip at the patient's mouth, and increasing nasal respiration with the face strip. The face strip reduces or prevents the incidence of the breathing condition.

Abstract: An intelligent ventilator system and operating method thereof are provided. The system includes a ventilator and an input system. The ventilator includes an alarm system, a monitoring system, a communication unit, and a ventilator control system, where the ventilator is configured to apply respiratory treatment to a patient. The input system is configured to input the patient's parameters and treatment requirements to realize recordings of original data of a designed treatment plan. The ventilator control system calculates target data needed by the patient and design the treatment plan, and to control the ventilator. The communication unit is configured for data communication between the input system and the ventilator control system to realize transfer of data from the input system to the ventilator control system. The monitoring system is configured for real-time monitoring of patients, and the alarm system is configured to alarm in time according to the patient's urgency.

Abstract: An air delivery conduit includes first and second conduit portions that cooperate to form the conduit, each conduit portion including an inner layer of a film laminate that forms an interior surface of the conduit and an outer layer of a textile that forms an exterior surface of the conduit.

Abstract: Systems and methods for determining a level of collaboration between a user and an exoskeleton boot are provided. A device, using an exoskeleton boot, can provide a level of force to a limb of a user to aid movement of the limb. The device can measure one or more parameters of the exoskeleton boot during the movement of the limb using the exoskeleton boot. The device can determine one or more biometrics of the user during the movement of the limb using the exoskeleton boot. The device can determine, based on the one or more biometrics and the one or more parameters of the device, a metric indicative of a collaboration between the user and the exoskeleton boot during the movement.

Abstract: An inhaler having first and second user-operable controllers configured to independently meter first and second amounts of a physiologically active substance and a pressurized gas, respectively, to a user is disclosed. A regulator is configured to release a dose to the mouthpiece in some embodiments. Triggering can be activated by one or more of (1) the user drawing a breath through the mouthpiece, and (2) the user operating a trigger.

Abstract: Systems and methods are provided for portable and compact nitric oxide (NO) generation that can be embedded into other therapeutic devices or used alone. In some embodiments, an ambulatory NO generation system can be comprised of a controller and disposable cartridge. The cartridge can contain filters and scavengers for preparing the gas used for NO generation and for scrubbing output gases prior to patient inhalation. The system can utilize an oxygen concentrator to increase nitric oxide production and compliment oxygen generator activity as an independent device. The system can also include a high voltage electrode assembly that is easily assembled and installed. Various nitric oxide delivery methods are provided, including the use of a nasal cannula.

Abstract: A life-saving towel generates oxygen in the event of an emergency such as a fire to enable a user to survive for a long time. The life-saving towel includes: a filter sheet; an oxygen generating receptor in which an oxygen generating material is accommodated and which is coupled to one surface of the filter sheet; an oxygen generating receptor barrier frame in contact with the other surface of the filter sheet, which is coupled to the oxygen generating receptor with the filter sheet interposed therebetween and has a plurality of empty spaces formed therein; and an oxygen generating cover in contact with the other surface of the oxygen generating receptor barrier frame to cover all of the plurality of empty spaces of the oxygen generating receptor barrier frame and having a bonding portion formed on one surface to be bonded to the oxygen generating receptor barrier frame.

Abstract: A respirator that includes a harness and a mask body that is air permeable. The mask body has a sinus region and a primary filtering region and at least one nonwoven fibrous web. The sinus region of the mask body exhibits a resistance to airflow that is greater than the primary filtering region. This resistance to airflow is achieved through an alteration of the intrinsic structure of the plurality of nonwoven fibrous layers in the sinus region without adding additional material to the mask body. The alteration of the intrinsic structure assists in preventing eyewear fogging.

Abstract: A patient interface face contact element includes a surface for contacting the face of a patient and a connection face for coupling the patient interface face contact element to a support using a magnetic coupling. The support is also provided as well as the complete patient interface. Headgear strap clips can also be retained magnetically.

Abstract: A device includes a frame, a rotatable housing and a permanent magnet. The frame is configured to be worn adjacent an eye region of a wearer. The rotatable housing is coupled to the frame. The permanent magnet is coupled to the rotatable housing and includes a first surface having a first static magnetic polarity and a second surface having a second static magnetic polarity opposite the first static magnetic polarity. The rotatable housing is arranged to rotate the permanent magnet between a first position orienting the first surface towards the eye region of the wearer and a second position orienting the second surface towards the eye region of the wearer. Related apparatus, systems, techniques and articles are also described.

Abstract: A self-contained breathing apparatus includes an air cylinder pressurized to about 5500 psi, wherein the air cylinder is compatible with infrastructure used in conjunction with the air cylinder. The self-contained breathing apparatus also includes a first regulator valve for reducing air pressure from the air cylinder to a predetermined level. A second regulator valve is also provided for reducing the air pressure from the predetermined level to a level suitable for use by an operator, wherein air is supplied from the second regulator valve to the operator via a mask. The self-contained breathing apparatus further includes a frame for supporting the air cylinder on the back of the operator. Other embodiments are described and claimed.

Abstract: A mask for use at an operating pressure substantially equal to atmospheric pressure includes a body with a three-dimensional shaped chamber that is configured to receive a user's mouth and nares and operate at the operating pressure. The mask also includes a nose portion having an uppermost portion sized to avoid contact with the user's nasal ridge and to contact the user's nose along the user's sagittal plane and around at least a portion of the user's nares on an inferior side of the user's nose inferior to the user's nasal ridge. The nose portion is constructed from an at least partially impermeable material to limit airflow toward the user's eyes in use. The mask also includes a positioning and stabilising structure to provide a force to hold the seal forming structure in position against the user.

Abstract: An endotracheal tube airway patency system and method are provided. The system includes an endotracheal tube having a tube body having a proximal end, a distal end, an inner surface, a distal opening disposed at the distal end of the tube body, a proximal opening disposed at the proximal end of the tube body, and an airflow-effacing surface disposed within the tube body. The airflow-effacing surface includes a telescoping inner sleeve configured to be removed from the endotracheal tube body. The system further includes a tool for removal of the telescoping internal sleeve from the endotracheal tube body. The tool includes an elongated body having a proximal end and a distal end; a handle located at the proximal end of the elongated body; and at least one extension member disposed at the distal end of the elongated body. The at least one extension member is configured to couple to the telescoping internal sleeve for removal of the telescoping internal sleeve from the endotracheal tube body.

Abstract: A self-contained breathing apparatus includes an air cylinder pressurized to about 5500 psig, wherein the air cylinder is compatible with infrastructure used in conjunction with the air cylinder. The self-contained breathing apparatus also includes a first regulator valve for reducing air pressure from the air cylinder to a predetermined level. A second regulator valve is also provided for reducing the air pressure from the predetermined level to a level suitable for use by an operator, wherein air is supplied from the second regulator valve to the operator via a mask. The self-contained breathing apparatus further includes a frame for supporting the air cylinder on the back of the operator. Other embodiments are described and claimed.

Abstract: An example of a system for assisting a rescuer in providing CPR includes a motion sensor configured to generate signals indicative of chest motion during CPR chest compressions, and a defibrillator including a display screen configured to provide CPR feedback and defibrillation information and a processor configured to receive the signals, generate a compression waveform based on the signals, detect, in the compression waveform, features characteristic of chest compressions, compare the detected features to a predetermined criterion that distinguishes between manually delivered and compressions delivered by an automated compression device, and selectively provide the CPR feedback based on whether the compressions are the manually delivered or the automated compressions, where the selective provision of the CPR feedback includes displaying CPR parameters for the manually delivered compressions, and a removing from the display screen at least one CPR parameter of the CPR parameters for the automated compression