Abstract: A gas turbine engine that defines a radial direction and axial direction. The gas turbine engine includes a compressor section that includes a high pressure compressor. The high pressure compressor includes an aft-most compressor stage. The aft-most compressor stage includes a rotor, a low pressure shaft, a high pressure shaft drivingly coupled to the high pressure compressor. The high pressure shaft includes a central spool member and a forward spool member. The forward spool member extending between the central spool member and the aft-most compressor stage. The aft-most compressor stage further includes an air guide coupled to the aft-most compressor stage and the high pressure shaft. The air guide and a radially inward side of the forward spool member together defines an air flow passage for providing a cooling air flow.

Abstract: A tool for facilitating medical diagnosis is disclosed herein, including an ultrasound device configured to collect ultrasound data from a patient, a display device, and a processing circuit configured to generate a cerebral blood flow velocity (CBFV) waveform based on the ultrasound data, determine morphology indicators identifying attributes of the CBFV waveform, and configure the display device to display the CBFV waveform and the morphology indicators.

Abstract: A method for removing one or more objects or materials from a body lumen includes delivering a tube and an expandable device to the body lumen to a position proximal to the one or more objects or materials. The expandable device is positioned with a lumen of the tube, and the expandable device includes a lumen extending from a distal portion to a proximal portion. The method further includes proximally retracting the tube such that the expandable device remains in the position proximal to the one or more objects or materials, distally advancing the expandable device such that the distal portion of the expandable device at least partially surrounds the one or more objects or materials, at least partially closing a distal end of the expandable device, and moving the expandable device proximally to remove the expandable device and the one or more objects or materials from the lumen.

Abstract: A system and method are provided for determining a pressure associated with a lumen of a body. A wireless sensor is positioned in the lumen of the body. The sensor comprises an LC resonant circuit having a resonant frequency configured to vary in response to changes in pressure in the lumen. One or more sensor calibration parameters are stored at an external base unit. The external based unit generates and transmits an energizing signal. A ring down response is received from the wireless sensor. The system and method determine the resonant frequency of the LC resonant circuit from the ring down response and calculate the pressure in the lumen from the resonant frequency of the LC resonant circuit utilizing the one or more sensor calibration parameters associated with the LC resonant circuit.

Abstract: The present disclosure provides a tissue debridement device and describes an example treatment for ANP using the tissue debridement device. The tissue debridement device has a sheath, a distal tip, and a plurality of rotating tines coupled to the distal tip and the sheath. The distal tip can be adjusted to be closer or further from the sheath to change a diameter of the rotating tines, thereby changing a cutting diameter of the tissue debridement device.

Abstract: The present disclosure provides a magnetic multi-turn sensor comprising a continuous coil of magnetoresistive elements and a method of manufacturing said sensor. The continuous coil is formed on a substrate such as a silicon wafer that has been fabricated so as to form a trench and bridge arrangement that enables the inner and outer spiral to be connected without interfering with the magnetoresistive elements of the spiral winding in between. Once the substrate has been fabricated with the trench and bridge arrangement, a film of the magnetoresistive material can be deposited to form a continuous coil on the surface of the substrate, wherein a portion of the coil is formed in the trench and a portion of the coil is formed on the bridge.

Abstract: A wireless communication system includes a network manager configured to wirelessly communicate with a plurality of wireless nodes of a wireless network. The network manager and at least one wireless node include a transceiver connected to transmit and receive wireless communication via an antenna. The network manager and/or the wireless node include a cognitive engine configured to receive information regarding an environment of the wireless network as input and, in response, generate configuration data as output. Subsequent communication on the wireless network is updated using the configuration data.

Abstract: A computer-readable storage medium may include executable instructions stored thereon that, when executed by a processor, may be configured to establish a connection to a node of a distributed ledger network that maintains a distributed ledger. The processor may obtain a first dataset from a first user, perform pre-processing on the first dataset to obtain a first data asset based on the first dataset, and store the first data asset. The processor may calculate a first value for the first data asset and generate a first data proposition based on the first data asset. The processor may obtain acceptance data from a second user, which may include data indicating acceptance by the second user of the first data proposition. The processor may transmit a first distributed ledger record to the node of the distributed ledger network.

Abstract: A cannulation device is adapted to gain access to the patient's common bile duct. In some instances, the cannulation device includes a first guidewire lumen extending through an elongate shaft and terminating at a first oblique guidewire port, and a second guidewire lumen extending through the elongate shaft and terminating at a second oblique guidewire port. In some instances, the cannulation device includes an inflatable balloon that is inflatable from a collapsed configuration to an expanded configuration in which the inflatable balloon is adapted to occlude the patient's pancreatic duct. In some instances, the cannulation device includes an expandable element that is expandable from a collapsed configuration in which the expandable element is disposed within the guidewire lumen and an extended configuration in which a portion of the expandable element extends distally from a guidewire port.

Abstract: The present disclosure describes methods and systems for interpreting a user external data reference value and a user data change input value, accessing an external data source in response to the user external data reference value, receiving source data from the external data source, updating the source data in the external data source in response to the external data source and the user data change input value, and providing an updated display value for a document in response to the user data change input value and the source data.

Abstract: Systems for satellite dispensing from a second stage of a launch vehicle are described. In an example, a satellite dispenser ring includes a circular ring, a vertical stanchion, and a truss. The vertical stanchion has an interface to couple with an adjacent satellite dispenser ring. The vertical ring is also coupled to a perimeter of the circular ring perpendicular to a place of the circular ring. A satellite attachment interface at an edge of the vertical stanchions couples and releases a satellite.

Abstract: A self-propelled, one-wheeled vehicle includes a suspension system configured to dampen up-and-down motion of a board relative to the axle of a central wheel assembly when the vehicle encounters obstacles (e.g., bumps) on a riding surface. Illustrative suspension systems include a shock absorber and a swingarm that couple the axle to the board. The suspension system may be disposed completely below a foot deck of the vehicle.

Abstract: Provided herein are systems and methods for providing concurrent connection maximization. Operations include repeatedly increasing a quantity of logical connections between a source email sender and a destination email recipient server and tracking a quantity of logical connections; receiving a connection refusal signal and recording the tracked quantity of logical connections as active upon receipt; storing in a recipient status data set the active quantity of logical connections; and upon initiation of a new message send request to a recipient at the destination email recipient server, configuring a plurality of concurrent connections to the destination email recipient server based on the tracked quantity of logical connections and stored for the destination email recipient server; and sending messages over a portion of the plurality of concurrent connections within a threshold indicated by the tracked quantity of logical connections stored for the destination email recipient server.

Abstract: The techniques described herein relate to a laser system, including: a plurality of fiber laser amplifiers; a beam combiner configured to combine laser light outputs from the plurality of fiber laser amplifiers; an optical delivery fiber configured to receive the combined output from the plurality of laser amplifiers into the delivery fiber and configured to deliver the combined output to a target; one or more diode lasers configured for providing optical pump pulses to the plurality of fiber laser amplifiers, wherein the laser light outputs from the plurality of fiber laser amplifiers are generated in response to the provided optical pump pulses.

Abstract: This invention provides a polymer, which is preferably a polyether polymer. The polymer may be used in coating compositions. Containers and other articles comprising the polymer and methods of making such containers and other articles are also provided. The invention further provides compositions including the polymer (e.g., powder coatings), which have utility in a variety of coating end uses, including, for example, valve and pipe coatings.

Abstract: Systems and methods include interpreting a first user input from a first user, the first user input comprising a text flow entry, interpreting a second user input from the first user, the second user input comprising at least one of: an in-line data access entry or a table-based calculation entry, positioning a text entry value on a unified document surface in response to the first user input, creating at least one data structure in response to the second user input, the at least one data structure comprising data from an external data source, the external data source being external to the unified document surface, and positioning the at least one data structure on the unified document surface.

Abstract: The present disclosure describes methods and systems for a accessing a data element, providing a first view in response to the data element, the first view comprising at least a portion of the data element, determining a visualization element (VE) in response to the data element, and further in response to at least one of a user visualization selection or a user context value, and providing a second view in response to the VE and the data element.

Abstract: Various implementations include an ultrasound needle guidance device. The device includes a coupling body and at least one needle holder portion. The coupling body is configured to fixedly couple to an ultrasound probe that is able to produce an ultrasonic beam along a scanning plane. The needle holder portion has a rotational axis and defines a needle opening having an opening central axis extending perpendicularly to the rotational axis. The needle holder portion is rotationally coupled to the coupling body such that the needle holder portion is rotatable about the rotational axis relative to the coupling body from a first position to a second position. The needle holder portion is configured such that, when the coupling body is coupled to the ultrasound probe, the opening central axis is disposed within the scanning plane in all positions in a range from the first position to the second position.

Abstract: A method includes driving, while producing a burst of pulses at a pulse repetition rate, a spectral feature adjuster among a set of discrete states at a frequency correlated with the pulse repetition rate; and in between the production of the bursts of pulses (while no pulses are being produced), driving the spectral feature adjuster according to a driving signal defined by a set of parameters. Each discrete state corresponds to a discrete value of a spectral feature. The method includes ensuring that the spectral feature adjuster is in one of the discrete states that corresponds to a discrete value of the spectral feature of the amplified light beam when a pulse in the next burst is produced by adjusting one or more of: an instruction to the lithography exposure apparatus, the driving signal to the spectral feature adjuster, and/or the instruction to the optical source.

Abstract: Provided herein are systems and methods for providing concurrent connection maximization. Operations include repeatedly increasing a quantity of logical connections between a source email sender and a destination email recipient server and tracking a quantity of logical connections; receiving a connection refusal signal and recording the tracked quantity of logical connections as active upon receipt; storing in a recipient status data set the active quantity of logical connections; and upon initiation of a new message send request to a recipient at the destination email recipient server, configuring a plurality of concurrent connections to the destination email recipient server based on the tracked quantity of logical connections and stored for the destination email recipient server; and sending messages over a portion of the plurality of concurrent connections within a threshold indicated by the tracked quantity of logical connections stored for the destination email recipient server.