A butyric acid detection based platform for verifying placement of a patient airway device or a gastric tube comprising at least one of i) a colorimetric based butyric acid detection platform, ii) a bioelectronic sensors based butyric acid detection platform using olfactory receptors, and iii) an IR based butyric acid detection platform. Each platform comprises a housing coupled to the patient airway device or gastric tube whereby flow from the coupled patient airway device or a gastric tube can flow through an internal passage of the housing; and wherein sensors within the housing come into contact with the flow from the coupled patient airway device or a gastric tube, the sensors including at least one of a chemical sensor array including at least one of i) colorimetric based butyric acid sensor, ii) a bioelectronic butyric acid detection sensor using olfactory receptors, and iii) an IR based butyric acid sensor.

A patient airway dome including an adjustable frame having a hinge such that the hinge allows the frame to adjust between an erected position to create an airway dome and a collapsed position that allows the frame to lay flat, a dome covering located over the retractable frame, a suction port which is connected to a conventional device in order to provide negative pressure to patient airway dome, and an arm access assembly operatively connected to the dome covering, wherein the arm access assembly includes an opening in the dome covering and a closure assembly located adjacent to the opening.

A method of aspiration detection and intubation placement verification for an endotracheal tube comprises: Attempting to intubate the patient with an endotracheal tube; Providing a multimodal aspiration detection and intubation placement verification system for an endotracheal tube having a housing and sensors within the housing, wherein the sensors include at least i) a sensor for a first gastric acid, and ii) a sensor for a second gastric acid different from the first gastric acid; Coupling the housing to the endotracheal tube whereby patient exhalation can flow through an internal passage of the housing, wherein the sensors within the housing come into contact with the patient exhalation; and Utilizing the sensor output for at least one of Detecting aspiration and to verification of intubation placement. The sensors include an electric chemical sensor array which can detect odor molecules at concentrations of less than 10 parts per billion in the gas phase.

The invention discloses a multi-tube body adapter which is connected to a plurality of outer tubes for application to a digestive system and a respiratory system of a human body. The multi-tube body adapter includes a housing to form an accommodating space of the multi-chamber. The plurality of chambers is not in communication with each other. One end of the plurality of chambers respectively provides a connection port and the other end of the plurality of chambers is commonly connected to an extension having a plurality of openings. By connecting with the chamber, the connection port and the opening, a supply path for separately providing the supply path of the respiratory system and the digestive system can be formed.

The present invention is directed to filtered respiration that can occur according to multiple facets. The present invention includes a Continuous Positive Airway Pressure (“CPAP”) system, an adapter, and a CPAP interface. The system may be wearable and include advantageously adjustable exhausts. The system includes functionality that can be determined, adjusted, terminated, or monitored remotely.

An add-on device and method for an Endo-Tracheal Tube (ETT), the add-on device including a lengthy body having a major arc-shaped cross section sized and shaped to tightly fit over an ETT, at least one longitudinal cavity passing along the lengthy body, including a distal suction cavity ending with a suction inlet at a distal end of the lengthy body; and a distal suction outlet channel extending from a proximal end of the lengthy body, the channel is a continuous extension of the distal suction cavity and configured to provide suction to the distal suction cavity. The add-on device senses moisture at a distal end of the add-on device, and in case of detection of excessive wetness, provides suction to the distal end of the device through a cavity passing along the device, the suction is provided via a suction outlet channel extending from a proximal end of the device.

The present invention discloses an auxiliary visible light rod for multisource end-expiratory CO.sub.2 monitoring. The auxiliary visible light rod comprises a handle, a pump body, a medicine compartment, a rod body and a bracket. The handle is separately connected with the medicine compartment, the pump body and the rod body, and one end of the rod body is connected with a rod head. A lamp and an atomizing head are arranged in the rod head. A circuit tube is connected with the external wall of the rod body, one end of the circuit tube is connected with a display screen, and the other end of the circuit tube is connected with a camera in the rod head. The bracket sleeves the rod body and is fixed to the outer side of an oral cavity or a chin of a patient, and thus the stability of the rod body is improved.

The present invention discloses an end-expiratory CO.sub.2 guided tracheal intubation apparatus. The apparatus comprises: an intubation tube, an end-expiratory CO.sub.2 catheter, a suction tube, an airbag and an inflatable air tube, wherein the end-expiratory CO.sub.2 catheter partially penetrates the sidewall of the intubation tube, one end of the end-expiratory CO.sub.2 catheter extends beyond an end of the intubation tube, and the other end is connected to an end-expiratory CO.sub.2 sensor, the suction tube partially penetrates a sidewall of the intubation tube, one end of the liquid suction tube extends beyond an end of the intubation tube, the other end is connected to an air pump, the airbag sleeves the outer wall of the intubation tube, the inflatable air tube partially penetrates the sidewall of the intubation tube, one end thereof is connected to the airbag, and the other end is connected to the air supply device.

An integrated multimodal colorimetric based aspiration detection and intubation placement verification system for an endotracheal tube and associated method includes a housing configured to be coupled to the endotracheal tube whereby patient exhalation can flow through an internal passage of the housing, and colorimetric based sensors within the housing and configured to come into contact with the patient exhalation, where the colorimetric based sensors are visible from the exterior of the housing, and wherein the colorimetric sensors include at least two of i) CO2 sensor, ii) a sensor for a first gastric acid, iii) a sensor for a second gastric acid different from the first gastric acid, and iv) a PH sensor. An associated method is disclosed. The integrated multimodal colorimetric based system can be used with other respiratory devices other than endotracheal tubes.

A system for controlling and monitoring flow in a cuffed endotracheal tube device is disclosed. The system comprises: a connector panel having at least three connectors adapted for establishing fluid communication with proximal ends of at least a first fluid line, a second fluid line and a cuff inflation line of the endotracheal tube device. The system can further comprise a processing unit and a control unit, wherein the processing unit is configured to instruct the control unit to execute various operations, including at least a rinsing procedure, a suctioning procedure, a cuff inflation procedure, a leak detection procedure and a venting procedure, and to select any of the first and the second fluid lines for any of the rinsing, suctioning, leak detection and venting procedures. In some embodiments, the system exploits the cuff as sensor to sense pulmonary data.