Abstract: Methods and systems for managing and/or processing a blockchain to maintain data security for confidential and/or personal data are provided. According to certain aspects, the disclosed data security techniques may enable access sharing functionality utilizing the blockchain. The data security techniques disclosed herein also enable the use of smart contracts to transfer funds associated with payment obligations. A node may receive a transaction indicative of a settlement condition of a smart contract being satisfied. Accordingly, the transaction may be compiled into a block of a blockchain and routed to the smart contract. The smart contract may direct a node to transfer funds in accordance with the payment obligations.

Abstract: Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. An absorbent article can include an absorbent body and an outer cover. The absorbent article can also include a fluid-entangled nonwoven material. The absorbent body can be disposed between the fluid-entangled nonwoven material and the outer cover. The fluid-entangled nonwoven can include a first surface and a second surface. The nonwoven material can also include a plurality of nodes extending away from abase plane on the first surface towards the absorbent body. The nonwoven material can further include a plurality of openings extending from the first surface to the second surface through the fluid-entangled nonwoven material. Individual openings of the plurality of openings can be disposed between adjacent nodes of the plurality of nodes.

Abstract: An electric brushless DC motor is provided including a rotor assembly having a substantially-cylindrical metallic rotor body and at least one rotor magnet mounted on a surface of the rotor body, a stator assembly rotatably disposed relative to the rotor assembly, and a molded structure formed in contact with the rotor body. The molded structure includes a first mold portion in engagement with the rotor body that integrally forms a fan at or adjacent an axial end of the rotor body, and a second mold portion extending integrally from the first mold portion at least partially in engagement with an inner surface of the rotor body. The second mold portion engages two axial ends of the at least one magnet to axially support and retain the at least one magnet relative to the rotor body.

Abstract: A brushless direct-current (BLDC) motor is provided. The motor includes a stator including a stator core, stator teeth, and windings; a rotor shaft disposed within the stator and extending along a longitudinal axis; and a rotor. The rotor includes a rotor core including a body extending around the longitudinal axis, a permanent magnet mounted on the body of the rotor core, and a mold structure formed at least partially through the rotor core. In an embodiment, the mold structure engages two axial ends of the permanent magnet to axially retain the permanent magnet relative to the rotor core and integrally forms a fan adjacent the rotor core. In an embodiment, the permanent magnet includes at least one tooth extending from an axial end thereof and having angled side edges, and the mold structure engages the at least one tooth to fixedly secure the permanent magnet to the rotor core.

Abstract: Described herein are methods of modulating OTC gene transcription using antisense oligonucleotides (ASOs) targeting regulatory RNAs, such as promoter-associated RNAs and enhancer RNAs. These methods are useful for increasing expression of Ornithine transcarbamylase (OTC), thereby treating diseases associated with aberrant gene expression.

Abstract: A rotary tool assembly includes a rotary tool having a body with a working end and a rear end, a motor disposed within the body, and a drive shaft rotatably driven by the motor. A base of the rotary tool assembly includes a battery receptacle configured to receive a battery pack and a stand for supporting the rotary tool when the rotary tool is not in use. The stand includes two arms defining a tool receptacle therebetween in which the rotary tool is supported. A power cord extends between the base and the rotary tool to transfer electric power from the base to the rotary tool to selectively power the motor. The battery pack is received in the battery receptacle for form a foot of the base.

Abstract: A stator assembly for a BLDC motor includes a stator core, at least one magnet wire wound on poles of the stator core, an end insulator mounted on an end surface of the stator core, a non-conductive mount member mounted on the outer circumferential surface of the stator core, and conductive terminals mounted on the non-conductive mount member. Each conductive terminal includes: a main portion mounted on the non-conductive mount, a tang portion extending from a first longitudinal end adjacent the end insulator and folded over the main portion, and a connection tab extending angularly from a second longitudinal end. A contact portion of the magnet wire is wrapped around the tang portion and fused to make an electric connection to the conductive terminal.

Abstract: A power tool includes a housing and a brushless motor with a rotor and a stator assembly. The motor defines a motor envelope bounded by a rear plane at a rearmost point of the stator assembly and rotor, a front plane at a frontmost point of the stator assembly and rotor, and a generally cylindrical boundary surrounding a radially outermost portion of the stator assembly and rotor. A rotor shaft is rotatably driven by the rotor. A transmission includes an input member rotatably driven by the rotor shaft and an output member. A first bearing supporting the rotor shaft is at least partially received within the motor envelope. A second bearing supporting the rotor shaft or a component of the transmission is at least partially received within the motor envelope. A support plate supporting a component of the transmission may be at least partially received within the motor envelope.

Abstract: A surgical instrument, has an end effector that includes an ultrasonic blade, and a clamp arm that moves relative to the ultrasonic blade from an opened position toward an intermediate position and a closed position. The clamp arm is offset from the ultrasonic blade to define a predetermined gap in the intermediate position between the opened position and the closed position. A clamp arm actuator connects to the clamp arm and moves from an opened configuration to a closed configuration to direct the clamp arm from the opened position toward the intermediate position and the closed position. A spacer connects with the clamp arm to inhibit movement of the clamp arm from the intermediate position toward the closed position for maintaining the predetermined gap between the clamp arm and the ultrasonic blade.

Abstract: A system for simulating operation of a stringed instrument using a combination of water and light steams. The system includes a nozzle configured for outputting a falling laminar water stream. The system includes a light transmitter configured to inject light into a first end of the water stream and a light receiver configured to receive the light injected into the water stream and, in response, generate a signal. The system includes a controller configured for processing the signal and, in response to a lack of the signal, for operating an audio system to play a musical note or audio file. The system may include an optical fiber with a first end proximate to the nozzle oriented to receive the light injected into the water stream at the second end of the water stream, and the light receiver can be a photodetector coupled to the second end of the optical fiber.

Abstract: An orthopaedic knee prosthesis includes a femoral component having a metal base with a polymer articular layer molded thereto. A method for making a metal-reinforced femoral component of an orthopaedic knee prosthesis is also disclosed.

Abstract: An authentication system for granting access to an account associated with a user. An authenticator of the authentication system including a processor and a memory, the authenticator configured to: receive a request for authentication that identifies the user; access an authentication account associated with the user, wherein the authentication account indicates a smart device associated with the user; activate a control parameter of the smart device, wherein the control parameter may cause an effect in a media sample from the smart device; receive the media sample from the smart device and determine if the effect corresponding to the control parameter is observed in the media sample; and in response to a determination that the effect is not observed in the media sample, indicate that the request for authentication is a fraudulent request.

Abstract: A vehicle includes a chassis, tractive elements coupled to the chassis, an electric motor coupled to the chassis and coupled to the tractive elements such that the electric motor drives the tractive elements to propel the vehicle, an accessory module coupled to the chassis and coupled to an output of the electric motor. The accessory module is configured to receive mechanical energy provided by the electric motor and provide at least one of electrical energy or fluid energy.

Abstract: A power tool comprising: a housing including a motor case and a handle portion extending along a longitudinal axis of the housing from the motor case; an electric motor having a drive shaft and mounted within the motor case; a partitioning wall extending radially between the motor case and the handle portion and forming a bearing pocket therein; a rear bearing mounted on the drive shaft and received into the bearing pocket to support the drive shaft relative to the housing; two elongate walls extending rearwardly from the partitioning wall along two sides of the handle portion; a power control module supported by the two elongate walls within the handle portion, the power control module including a circuit board having a motor drive circuit configured to drive the electric motor; and at least one cover secured to the two elongate walls to cover the circuit board.

Abstract: Various embodiments are directed to battery packs for use with surgical instruments. The battery packs may comprise a plurality of cells and at least a portion of the plurality of cells may not be electrically connected to one another. The battery packs may comprise a switch or other mechanism for interconnecting the plurality of cells and may also comprise, or be used in conjunction with, a discharge switch or plug configured to electrically connect an anode of the battery pack to a cathode of the battery pack, for example, via a resistive element.

Abstract: Described herein are systems and methods for the management and control of electrolyte within confined electrochemical cells or groups (e.g. stacks) of connected electrochemical cells, for example, in an electrolyzer. Various embodiments of systems and methods provide for the elimination of parasitic conductive paths between cells, and/or precise passive control of fluid pressures within cells. In some embodiments, a fixed volume of electrolyte is substantially retained within each cell while efficiently collecting and removing produced gases or other products from the cell.

Abstract: Provided herein are radioimaging and radiotherapeutic agents for use in detecting, treating and monitoring cancer in a subject.

Abstract: A covering for a prosthetic valve comprises a first portion configured to couple to an outflow side of a prosthetic valve and a second portion configured to couple to an inflow side of the prosthetic valve. The first portion is annular in shape and has a first edge alternating between one or more first tips and one or more first valleys. The second portion is also annular in shape and has a second edge alternating between one or more second tips and one or more second valleys. The one or more second tips are configured to couple to the one or more first tips to at least partially cover posts of the prosthetic valve. The one or more second tips have a tapered form.

Abstract: A motor assembly includes a stator having a stator core, stator windings, and an end insulator configured to electrically insulate the stator core from the stator windings; a rotor rotatably received within the stator; a bearing bridge received at least partially within an inner portion of the end insulator and including a main body forming a center pocket arranged to support a bearing of the rotor shaft; and stator terminals supported by the end insulator and extending away from the stator. A circuit board assembly is provided including: an annular body mounted in contact with the main body of the bearing bridge and located radially inward of the stator terminals, and a circuit board mounted on the annular body and being electrically connected to the stator terminals.