Abstract: Various methods and systems are provided for a self-sanitizing touchscreen in a liquid crystal display of a medical device. In one example, ultraviolet light of a first wavelength may be generated from one or more light emitting diode (LED) engines positioned along a perimeter of the touchscreen or integrated in the LCD assembly to sanitize the touchscreen, the ultraviolet (UV) light flooding the touchscreen to sanitize the touchscreen.

Abstract: Various methods and systems are provided for a self-sanitizing touchscreen in a liquid crystal display of a medical device. In one example, ultraviolet light of a first wavelength may be generated from one or more light emitting diode (LED) engines positioned along a perimeter of the touchscreen or integrated in the LCD assembly to sanitize the touchscreen, the ultraviolet (UV) light flooding the touchscreen to sanitize the touchscreen.

Abstract: Systems and methods are provided for anesthetic agent level sensing. In one embodiment, a system for a level sensor for an anesthetic vaporizer includes a measurement tube including a float positioned therein, a bottom portion of the measurement tube coupled to a cap having a central opening, a retaining bracket coupled to a top portion of the measurement tube, an optical sensor housed within the retaining bracket, the optical sensor including a light source positioned to emit light toward an interior of the measurement tube and a light detector positioned to receive light from the interior of the measurement tube, and an optical window housed within the retaining bracket and coupled between the optical sensor and the interior of the measurement tube.

Abstract: Systems and methods are provided for detecting and sequestering waste anesthetic gases released by an anesthetic vaporizer. In one embodiment, a method for an anesthetic vaporizer installed in an anesthesia machine includes detecting an emission of waste anesthetic gases (WAGs) from the anesthetic vaporizer, and responsive to detecting the emission of WAGs, performing at least one of scavenging the WAGs and outputting an alert.

Abstract: Systems and methods are provided for anesthetic agent level sensing. In one embodiment, a system for an inductive level sensor for an anesthetic vaporizer includes a measurement target positioned around a rod that extends within a chamber configured to hold liquid anesthetic agent, the rod configured to be at least partially submerged in the liquid anesthetic agent and the measurement target configured to slide vertically along a length of the rod and rest on a surface of the liquid anesthetic agent, and a strip of inductive transmitter coils and receiver coils positioned external to the chamber, a length of the strip aligned with the length of the rod, the transmitter coils configured to generate a magnetic field that surrounds the rod and the measurement target and the receiver coils configured to sense changes in the generated magnetic field at a vertical location of the measurement target on the rod.

Abstract: Systems and methods are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a vaporizing chamber configured to hold a liquid anesthetic agent, and an inductive heating element positioned exterior to the vaporizing chamber and housed within a gas-tight barrier, the inductive heating element operated to selectively heat a target.

Abstract: Various methods and systems are provided for a self-sanitizing touchscreen in a liquid crystal display of a medical device. In one example, ultraviolet light of a first wavelength may be generated from one or more light emitting diode (LED) engines positioned along a perimeter of the touchscreen or integrated in the LCD assembly to sanitize the touchscreen, the ultraviolet (UV) light flooding the touchscreen to sanitize the touchscreen.

Abstract: Systems and methods are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a housing defining a sump, the sump configured to hold a self-contained supply of liquid anesthetic agent, a heating element electrically coupled to an electrical mating component, a gas inlet passage and a gas outlet passage, a manifold fluidically coupled to the gas inlet passage and the gas outlet passage, the manifold coupled to the housing and forming a gas-tight seal with the sump, and a quick disconnect pneumatic system coupled to the gas inlet passage and the gas outlet passage, sealing the gas inlet passage and the gas outlet passage from atmosphere.

Abstract: Methods and systems are provided for delivering anesthetic agent to a patient. In one embodiment, a liquid anesthetic agent container includes a base region, an interior of the base region configured to hold liquid anesthetic agent and a capillary force vaporizer (CFV). The CFV can be configured to couple to a vapor reservoir of a patient breathing circuit to supply vaporized anesthetic agent vaporized by the CFV to a patient, the CFV comprising a heating element, a temperature of the heating element controllable by a driver of the patient breathing circuit based at least in part on a pressure of the vapor reservoir as measured by a pressure sensor coupled to the vapor reservoir.

Abstract: Methods and systems are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a vaporizing chamber configured to hold a liquid anesthetic agent; a grid disposed within the vaporizing chamber; and a heating element positioned relative to the vaporizing chamber and configured to increase the temperature of the grid.

Abstract: Methods and systems are provided for delivering anesthetic agent to a patient. In one embodiment, a liquid anesthetic agent container includes a base region, an interior of the base region configured to hold liquid anesthetic agent, an adapter region, and a capillary force vaporizer (CFV) housed in the adapter region. The adapter region includes a coupling end configured to couple to a patient breathing circuit to supply anesthetic agent vaporized by the CFV to a patient.

Abstract: Systems and methods are provided for detecting and sequestering waste anesthetic gases released by an anesthetic vaporizer. In one embodiment, a method for an anesthetic vaporizer installed in an anesthesia machine includes detecting an emission of waste anesthetic gases (WAGs) from the anesthetic vaporizer, and responsive to detecting the emission of WAGs, performing at least one of scavenging the WAGs and outputting an alert.

Abstract: Methods and systems are provided for delivering anesthetic agent to a patient. In one embodiment, a system includes an anesthetic agent reservoir, a pump fluidically coupled to the agent reservoir, an injector configured to receive pressurized anesthetic agent from the pump, a vaporizer comprising a heated chamber configured to receive and vaporize the anesthetic agent injected by the injector and supply a mix of the vaporized anesthetic agent and medical gas to a subject via a supply line, and a controller. The controller stores instructions executable to determine a concentration of the vaporized anesthetic agent in the mix and adjust one or more injector parameters based on a difference between the concentration of the vaporized anesthetic agent and a commanded concentration.

Abstract: Systems and methods are provided for anesthetic agent level sensing. In one embodiment, a system for an inductive level sensor for an anesthetic vaporizer includes a measurement target positioned around a rod that extends within a chamber configured to hold liquid anesthetic agent, the rod configured to be at least partially submerged in the liquid anesthetic agent and the measurement target configured to slide vertically along a length of the rod and rest on a surface of the liquid anesthetic agent, and a strip of inductive transmitter coils and receiver coils positioned external to the chamber, a length of the strip aligned with the length of the rod, the transmitter coils configured to generate a magnetic field that surrounds the rod and the measurement target and the receiver coils configured to sense changes in the generated magnetic field at a vertical location of the measurement target on the rod.

Abstract: Systems and methods are provided for anesthetic agent level sensing. In one embodiment, a system for a level sensor for an anesthetic vaporizer includes a measurement tube including a float positioned therein, a bottom portion of the measurement tube coupled to a cap having a central opening, a retaining bracket coupled to a top portion of the measurement tube, an optical sensor housed within the retaining bracket, the optical sensor including a light source positioned to emit light toward an interior of the measurement tube and a light detector positioned to receive light from the interior of the measurement tube, and an optical window housed within the retaining bracket and coupled between the optical sensor and the interior of the measurement tube.

Abstract: Systems and methods are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a vaporizing chamber configured to hold a liquid anesthetic agent, and an inductive heating element positioned exterior to the vaporizing chamber and housed within a gas-tight barrier, the inductive heating element operated to selectively heat a target.

Abstract: Systems and methods are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a housing defining a sump, the sump configured to hold a self-contained supply of liquid anesthetic agent, a heating element electrically coupled to an electrical mating component, a gas inlet passage and a gas outlet passage, a manifold fluidically coupled to the gas inlet passage and the gas outlet passage, the manifold coupled to the housing and forming a gas-tight seal with the sump, and a quick disconnect pneumatic system coupled to the gas inlet passage and the gas outlet passage, sealing the gas inlet passage and the gas outlet passage from atmosphere.

Abstract: System and methods for detecting precursors of VAP in a patient being ventilated. An exemplary method comprises obtaining a baseline value for a content of a particular VOC in tVOCs in exhaled breath of the patient being ventilated, trending changes of values of the content of the particular VOC in the tVOCs measured at various points of time after ventilation compared to the baseline value, determining whether the patient has potentially infected VAP based at least in part on the trending, and in response to determining that the patient has potentially infected the VAP, generating an alert.

Abstract: Methods and systems are provided for anesthesia systems for heart-lung machines. In one embodiment, a system comprises: a cardiopulmonary bypass machine; and an anesthesia machine operably coupled to the cardiopulmonary bypass machine, the anesthesia machine adapted to control a flow of vapor through the cardiopulmonary bypass machine.

Abstract: Methods and systems are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a vaporizing chamber configured to hold a liquid anesthetic agent; a grid disposed within the vaporizing chamber; and a heating element positioned relative to the vaporizing chamber and configured to increase the temperature of the grid.