Abstract: A method and apparatus for generating a radiation treatment plan for a volume comprising: receiving a first treatment plan upon which to base a second treatment plan, the first treatment plan indicative of a dose distribution; receiving at least one dose-distribution-derived function configured to provide a value based on at least part of the dose distribution; receiving a target for the respective value of each dose-distribution-derived function comprising receiving a probability distribution; determining an optimization problem, wherein the or each objective function is a function of the dose-distribution-derived function, the respective probability distribution and a respective loss function; performing the optimization process based on said optimization problem; and determining said second treatment plan.

Abstract: A device for optimizing a radiation therapy plan (30) for delivering therapeutic radiation to a patient using a therapeutic radiation source (16) while modulated by a multi-leaf collimator (MLC) (14) includes at least one electronic processor (25) connected to a radiation therapy device (12). A non-transitory computer readable medium (26) stores instructions readable and executable by the at least one electronic processor to perform a radiation therapy plan optimization method (102) including: optimizing MLC settings of the MLC respective to an objective function wherein the MLC settings define MLC leaf tip positions for a plurality of rows of MLC leaf pairs at a plurality of control points (CPs). The optimizing is performed in two or more iterations with a resolution of the MLC settings increasing in successive iterations.

Abstract: A multi-leaf collimator module for a radiotherapy device comprises: a leaf bank comprising a plurality of leaves. The module also comprises a leaf guide arranged to guide linear movement of the leaves in a first direction and a second direction opposite the first direction, the leaf guide being in direct contact with the leaves. The module further comprises a plurality of leaf actuators, each leaf actuator arranged to engender relative linear motion in the first direction and second direction between one leaf in the leaf bank and other leaves in the leaf bank; and a leaf bank actuator arranged to engender relative linear motion in the first direction and second direction between the entire leaf bank and the leaf guide.

Abstract: A control circuit accesses patient information including anatomical image information of the patient, segmentation information corresponding to the anatomical image information, and a dose map for the radiation treatment plan. The control circuit then generates at least one organ-specific three-dimensional risk map as a function of the patient information and presents that risk map to a user via a display.

Abstract: Provided is a method for checking consistency between a radiotherapy equipment isocenter and a treatment isocenter, wherein the method includes: acquiring projection data from a detector and generating image data based on the projection data, wherein the image data includes a light spot and a shading located in the light spot, and the light spot and the shading are formed by a radiation beam generated by a treatment head of the radiotherapy equipment and then being blocked by a radiation blocking body; and determining an offset between the radiotherapy equipment isocenter and the treatment isocenter based on the image data. A system and a device for checking consistency between a radiotherapy equipment isocenter and a treatment isocenter are also provided.

Abstract: A quality assurance device for a medical accelerator includes a housing having an inner radioluminescent layer adapted to provide a visual indication when contacted with invisible radiation generated by the medical accelerator. In addition, the quality assurance device includes one or more cameras located within the housing and adapted to image the inner radioluminescent layer of the housing including the visual indication.

Abstract: A medical system for providing radiotherapy is disclosed. The system comprises a particle accelerator configured to produce a radiation beam and irradiate at least a part of a subject with the radiation beam. The particle accelerator comprises a plasma zone comprising or configured to receive a plasma, and at least one beam source configured to provide an excitation beam along an axis through the plasma zone.

Abstract: Methods and systems for method for acoustic treatment of tissue to disperse vacuoles within the tissue. Some of the present methods and systems comprise: directing pulsed acoustic waves from the acoustic wave generator into the tissue containing the vacuoles. Some of the present methods include identifying the location of tissue containing vacuoles, and/or coupling (e.g., acoustically) an acoustic wave generator to the tissue containing the vacuoles.

Abstract: Methods of treating tumors by administering compounds to a patient are provided. Compounds such as drugs, may be administered to the patient orally, by injection, intravenously, or topically, which then accumulate as compounds such as a protoporphyrin compound in tumor cells. After such accumulation, such compounds are then activated in various aspects to treat tumors cells, thereby treating cancer. Cancers such as glioblastoma may be treated.

Abstract: A flue for use with an ultrasonic surgical tip, comprising protrusions or bumps on its inner surface with improved protrusion pattern, density and location. The flue has enhanced cooling effect for the ultrasonic surgical tip.

Abstract: The invention provides for methods for treating a hair loss disorder in a subject by administering a Janus Kinase/Signal Transducers and Activators of Transcription inhibitor.

Abstract: An exhaust apparatus for connection to a personal protection respiratory device that defines a filtered air volume adjacent to the face of a wearer and comprises at least one exhalation, the apparatus comprising a blower in fluid connection with the at least one exhalation valve, the blower being responsive to the wearer's respiratory cycle to draw a substantial portion of the wearer's exhaled breath through the at least one exhalation valve wherein, in response to the wearer's respiratory cycle, the blower operates throughout the wearer's exhale breath, or a substantial period thereof, and does not operate throughout the wearer's inhale breath, or a substantial period thereof

Abstract: The present invention relates to a multifunctional transparent facemask system having a transparent facemask that seals over the nose, jawbone, and neck of a wearer to provide clean air for inhalation. The system filters out harmful contaminates from exhaled air before the exhaled air is released into the environment. The facemask system includes a removable visor to be disposed in front of the eyes of the wearer to prohibit drying of the eyes and preventing pathogens from entering therein. The system includes an air pump for providing fresh air to the facemask, an air filter for filtering out harmful contaminates from exhaled air, an inlet pipe for fresh air flow into the facemask, an outlet pipe for flowing exhaled air out from the facemask, and a small air tube for providing fresh air to the visor. The facemask includes a microphone and a speaker for providing effective communication, and LEDs for illumination.

Abstract: The adhering face mask is a device that allows the user to breathe filtered air without discomfort. It adheres to user's face with an adhesive gasket and creates a seal. The adhesive face mask creates an air pocket for the user preventing the mask from rubbing against the user's face. The filter housing gasket maintains a sealed air pocket when the filter housing assembly is attached. It comprises a filter housing assembly that uses a set of magnets embedded in its body to attach to a matching set of magnets embedded in the adhering face mask body. It comprises a filter cartridge that adheres to the filter housing assembly and filters different kinds of air quality.

Abstract: A portable oxygen generating system is provided that comprises a reaction chamber, a feed system for providing and controlling hydrogen peroxide solution to the reaction chamber, and a cooling/condensing system for cooling the hot oxygen and water vapor leaving the reactor and condensing and removing water. The portable chemical oxygen generation system produces humidified, breathable oxygen, that is substantially free of hydrogen peroxide and other contaminants, at a controlled flow and temperature over an extended period of time.

Abstract: An example method of making a filter for a respirator is provided. An example filter includes a pleated filter element and a preformed filter mounting element for mounting the filter to a face piece or respirator. The method forms a filter having an air impermeable seal extending around a periphery of the filter, the air impermeable seal including and bonded by melted plastic material of the pleated filter element and melted plastic material of the preformed filter mounting element.

Abstract: A personal protective equipment face covering includes at least one layer. Each of the at least one layers includes at least one fabric material. Wherein, each of the at least one layers of the at least one fabric material including an inherently ionic material. Wherein an ionic charge on the inherently charged ionic material comes from a molecular structure, not from electrostatic charge or triboelectricity.

Abstract: A belt for securing a user to an object includes a belt body, an elastic bungee detachably secured to the belt, a lanyard that is connected to the bungee and a stop block having a lanyard slot through which the lanyard body passes.

Abstract: The present invention relates to the technical field of fire extinguishing equipment, and in particular, relates to a multi-mode starting dry powder fire extinguishing ball for fire alarm and automatic starting of a fire extinguishing device, comprising a ball body. A fire extinguishing medium is provided in the ball body; the ball body is also provided with a driving device for enabling the inside of the ball body to expand to the explosion thereof after being started; the driving device is provided with a first lead which extends to the outside of the ball body and can enable the driving device to start after being heated; the driving device is also provided with a second lead which extends to the outside of the ball body and can enable the driving device to start after being powered on.

Abstract: Ceiling only dry sprinkler systems and methods for protection of a storage occupancy employing a mandatory fluid delivery delay period. The systems and methods provide for fire protection of stored commodities of forty-five feet or greater with a hydraulic design ranging from six to eighteen design sprinklers. The systems and methods employ an upright sprinkler having a nominal K-factor greater than 28.

Abstract: A valve checker system includes a valve having a valve housing with an inlet side, an outlet side, and a valve element therebetween. The valve element is selectively and repeatably rotatable between a first closed position, wherein a seal is formed between the valve element and the valve housing, thereby substantially preventing fluid flow between the inlet and outlet sides, and an open position, wherein the seal is broken such that fluid flow is permissible between the inlet and outlet sides. The valve element is also selectively and repeatably rotatable within a discrete angle in a direction toward the open position, from the first closed position into a second closed position in which the seal is maintained between the valve element and the valve housing. A controller is operatively coupled to the valve element and configured to rotate the valve element between the first and second closed positions.

Abstract: An unweighting system for unweighting a user while using an exercise machine is provided that includes a treadmill exercise device having a treadmill frame and a rotatable belt, an unweighting assembly for applying unweighting force to the user, a system frame, and a substantially airtight chamber. The system frame includes the treadmill frame, frame elements structurally attached to the treadmill frame, and a top surface region adapted for user engagement during exercise having a surface width and a surface length. The top surface region includes a movable running surface defined by the rotatable belt that extends a run length, and a stationary deck extending about at least a portion of the movable running surface. The stationary deck defines a sealing surface having a maximum seal width greater than the belt width and less than the surface width, to which the substantially airtight chamber is attached.

Abstract: A barbell includes a rotational body including a bar, a sleeve assembly having a sleeve with a bore, where a portion of the bar is received through the axial bore, a proximal bushing received in the bore and having a passage receiving the bar, a distal bushing received in the bore and having a cavity receiving a portion of the body. The proximal bushing has a first outer surface engaging the sleeve and a first inner surface engaging the bar within the passage. The distal bushing has a second outer surface engaging the sleeve and a second inner surface engaging the portion of the body within the cavity. The proximal bushing and the distal bushing permit the sleeve assembly to rotate around the body, and at least one of the first inner and outer surfaces and at least one of the second inner and outer surfaces are polymer surfaces.

Abstract: The present invention provides a bell blades connection structure and a training apparatus for use thereof, comprising a main part and a plurality of bell blades, the main part being provided with a limit block, and the bell blades being fitted with a locking mechanism and a limit block for connecting therewith, said locking mechanism on said bell blades receiving and locking the limit block when the kettlebell is in a state of use, and said locking mechanism releasing the limit block when the kettlebell is in a state of stowage, and the bell blades being movable away from the main part or from another bell blades.

Abstract: A door frame fitness equipment, comprising two fixed frames set side by side, one end of which is bent upward and fixedly mounted with a fixed hanging plate, which is hung on upper support surface of door frame; a center crossbar, set perpendicularly to two fixed frames, said center crossbar is mounted on upper end or lower end of two fixed frames, and both sides of center crossbar extend outwardly towards two sides of fixed frames; two center connectors, respectively used to connect two fixed frames and center crossbar, two fixed frames and center crossbar pass through two center connectors respectively and are fixedly connected with said center connectors. The disclosure adopts principle of leverage to lock whole fitness equipment on the door frame at both sides, making fixing more solid and stable, and it can be equipped with different accessories to realize expansion of functions.

Abstract: A number of embodiments include an exercise apparatus. The exercise apparatus can transition between a lowered configuration and a raised configuration and each configuration can be used to perform the same or different exercises.

Abstract: The present invention relates to fitness equipment. The fitness equipment includes an attachment and a support including discrete formations. A latching pin is provided for latching with the discrete formations to fasten the attachment to the support at different locations. Advantageously, the latching pin may lock the attachment in position without user interaction with the latching pin itself. The latching pin may be actuated by the user installing the attachment. The attachment may be installed less cumbersomely than the non-latching pin arrangement.

Abstract: An electric treadmill includes a motor and a motor driving circuit. The motor driving circuit is operable to control electric current flow from a positive electrode through the motor to a negative electrode to drive the motor. The motor driving circuit has a switch path connected between the positive electrode and the negative electrode. The switch path has a resistance element and a switch element connected in series. When the motor driving circuit receives power from the external power source, the switch element will automatically switch to an open state so that the resistance element is inactive; and when the motor driving circuit does not receive power from the external power source, the switch element will automatically switch to an closed state so that the resistance element is operated to provide a resistive load for stopping rotation of the endless belt.

Abstract: The various devices and systems herein include oropharyngeal exercise devices having a pump bulb with a bulb body having a flow restriction structure with a restricted configuration in which the flow restriction structure is configured to restrict the flow of fluid through the lumen such that the user must apply a force to increase the flow of the fluid. Other devices include containers and/or lids thereof with the bulbs attached to or integrated therein.

Abstract: Systems and methods for tracking a sports object are provided. A sports object includes a core assembly arranged within a shell and having multiple components to receive and transmit signals corresponding to movement of the sports object, as well as to support operational tracking of the sports object. The core assembly includes a multi-layer printed circuit board (PCB) comprised of a plurality of sections. The PCB is configured to at least partially envelope the energy storage device at a geometric center of the assembly. The PCB is connected to one or more antennas (e.g., via one or more contacts), which may be arranged on one or more sections of the PCB, arranged on a surface of the shell, and/or in a volume within the shell.

Abstract: A golf ball with a cover layer composed of at least one polymer and a micropowder material is disclosed herein. The micropowder material comprises polybutadiene rubber, isoprene rubber, zinc diacrylate, zinc oxide, zinc stearate, peroxide initiator, a peptizer, barium sulfate, tungsten, bismuth oxide and or bismuth oxychloride, and styrene butadiene rubber.

Abstract: A formulation for making at least one element of a golf ball, wherein the formulation includes: (i) from 50 weight percent to 95 weight percent of a thermoplastic composition comprising: (1) at least one ethylene acid copolymer consisting essentially of copolymerized comonomers of: (A) ethylene, and (B) from 5 weight percent to 25 weight percent of at least one ?,?-ethylenically unsaturated carboxylic acid having from 3 carbon atoms to 8 carbon atoms, based on the total weight of monomers present in the ethylene acid copolymer; wherein the acid moieties of component (1) are neutralized to a level of from 25 percent to 220 percent; and (ii) from 5 weight percent to 50 weight percent of a crosslinked material having a gel content of at least 80 weight percent, wherein the crosslinked material is a crosslinked elastomer, a crosslinked rubber, or a blend of a crosslinked elastomer and a crosslinked rubber; a process for making the above formulation; at least one element of a multilayer golf ball and a process for

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head includes a body portion having an opening at a sole portion and an interior cavity. A first port and a second port are located at the sole portion and are in communication with the interior cavity. A sole plate is coupled to the sole portion to cover the opening and includes a depression with a through-port in communication with the interior cavity. The interior cavity is partially or entirely filled with a first filler material and a second filler material. The first filler material is a solid polymer material and the second filler material is a foam polymer material. A sole plate cover is coupled to the depression to cover the through-port. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of putter-type golf club head comprising a striking surface capable of achieving consistent ball speeds across the striking surface to account for various ball impact locations are described herein. The striking surface has at least two materials that differs in concentration away from the geometric center of the striking surface to provide this consistency. Consistent (or uniform) ball speed is achieved throughout the striking surface as the portion of the golf ball that contacts the striking surface interacts with at least two materials having a differing material characteristic.

Abstract: An adjustable height golf tee system having a tee and an anchor is discussed. The tee is height-adjustable relative to the anchor. A first anchor includes a cap, a stem, and a tip. The stem can be threaded internally, externally, or a combination thereof. A second anchor includes a base, a first stem, a cap, and a second stem as well as optional spacers. The stems can be threaded internally. Both the first and second anchors can be composed multiple pieces (e.g., a detachable cap, a detachable stem, or a detachable portion thereof) to provide access to an inner cavity of the respective stems.

Abstract: A golf flagstick assembly includes a ferrule, a first flagstick portion, a second flagstick portion and a connector fitting. The first flagstick portion has a first cross-sectional dimension. The second flagstick portion is separate from the first flagstick portion and has a second cross-sectional dimension. The second flagstick portion is oriented such that an end of the second flagstick portion is disposed toward an end of the first flagstick portion. The connector fitting extends between and operatively connect the first and second flagstick portions. The connector fitting has a fitting cross-sectional dimension that is less than the first cross-sectional dimension of the first flagstick portion and less than the second cross-sectional dimension of the second flagstick portion. Connector fittings and methods of assembly are also included.

Abstract: A system and device for capturing data associated with the characteristics of a golf swing through a plurality of sensors. The device is affixed to a golf club and captures data associated with the characteristics of a golf swing when the golf club is swung. The device utilizes a plurality of power states to vary the power levels provided to a plurality of sensors and computer components, as well as, communication to extend batter life of the device.

Abstract: A slide training apparatus is provided including a slide support structure. The slide support structure includes side supporting elements and a cross bar supported by the side supporting elements and having an adjustable height. The side supporting elements may be attached at lower ends to feet, wheels, or base support elements. The apparatus may further include a mat disposed at least partially under the slide support structure.

Abstract: The disclosure provides embodiments of tackling devices and methods of use thereof that are useful for training safer techniques of tackling.

Abstract: Apparatuses and methods for golf alignment training include a device, attachable to a golf club, for measuring a golfer's alignment by a plurality of sensors, including a magnetometer. A location-aware device is used to select an intended target line. The plurality of sensors measure the golfer's actual alignment, including the face angle of the golf club at address of the ball, and the actual alignment is compared to the intended target line to provide feedback and suggested improvements.

Abstract: A golf ball return device for putting mats that does not require a golf ball to go up a ramp for it to be returned to the golfer. This is achieved by utilizing the thickness of the putting mat to gravitate the golf ball to a ball kick area from where a kick-back device bounces the golf ball back to the golfer.

Abstract: The golf putting sight includes a groove support, a first hinge; and a flat plate support. One side of the groove support is rotatably connected to the flat plate support through the first hinge. A first side of the flat plate support is rotatably connected to a base through a second hinge. A mirror plate is mounted in the groove support. Across-shaped aiming line is arranged on one side of the mirror plate. One side of the flat plate support defines a calibrating hole. A correcting line is on an upper surface of the base. When in use, through the first hinge and the second hinge, the groove support, the flat plate support, and the base are convenient to form a triangular shape. The mirror plate is aligned with a hole or a target, and a aiming line on a golf ball is aligned with the cross-shaped aiming line.

Abstract: A field screen system that includes a screen frame system including a screen frame and a screen coupled to the screen frame, a base frame configured to be disposed on a supporting surface, and resilient members. The screen frame coupled to the base frame by way of the resilient members, and the resilient members configured to deform to enable movement of the screen frame relative to the base frame.

Abstract: The invention relates to an interactive training module, comprising at least one image-displaying wall (1, 2) with which motion sequences and/or objects can be displayed to a user, at least one position sensing device (7) with which the positions of at least the user's hands can be detected, and a control unit with which these positions can be compared with those which are stored in the control unit, wherein the control unit can display correction information to the user by means of the at least one image-displaying wall (1, 2) on the basis of the difference between the stored position and the detected position.

Abstract: A baseball or softball glove is disclosed that includes a glove shell, a glove liner substantially inside and connected to the glove shell to form a plurality of finger stalls, a thumb stabilizer connected to at least the glove liner and the glove shell and ergonomically shaped to engage the wearer's thumb, and a little finger stabilizer connected to at least the glove liner and the glove shell and ergonomically shaped to engage the wearer's little finger. In another embodiment, the little finger stabilizer is ergonomically shaped to engage the wearer's ring finger and little finger, the “two in the little finger” stabilizer design.

Abstract: A ski tethering assembly for securing a pair of skis in parallel configuration for transport and storage includes a skis assembly with left and right skis, each ski having a tip area, tail area, and central boot binding. Bracket assemblies are mounted to the tip and tail of each ski via a base and securing means. Each bracket has a pivoting head enabling rotation perpendicular to the base. Dual strap assemblies link between the front and rear brackets of the paired skis using adjustable tethers having distal end openings to engage fasteners secured in the pivoting bracket heads. This connects the skis at an optimal fixed distance while permitting some relative motion range. The strap assemblies spanning transversely between skis prevent excess drift while the pivoting brackets allow natural subtle alignment. The adjustable tether buckles and easy connecting/disconnecting mechanism retain parallel configuration for convenience without binding constraint.

Abstract: An adapter assembly for use in the cue/billiards sports. The adapter assembly includes a first part, also referred to as a sleeve, and a second part, referred to as an adapter. The adapter assembly inserts into a hollow cue shaft. When the first end of the adapter assembly is inserted into the hollow cue shaft, the adapter of the adapter assembly is configured to receive an insertion pin of a cue handle and to hold the cue handle in position relative to the cue shaft.

Abstract: A bowling centre system (100) comprises: a bowling lane (1); a plurality of pins (2) positionable at predetermined points on the bowling lane (1); a plurality of strings (3), associated at one end, with a corresponding pin (2); for each string (3), a constrain system (4) positioned above the bowling lane (1) and having the other end of each string (3) connected to it; a pulley system (5) for managing the strings (3), positioned between the connecting system (4) and the pins (2) and comprising a motor-driven drawbar (6) operatively configured to manage a predetermined length of each string (3) present along the pulley system (5); the drawbar (6) is movable between a first position, allowing the pins (2) to be lifted from the bowling lane (1), and a second position, allowing not only the pins (2) to be lowered onto the bowling lane (1) into the predetermined position but also each string (3) to be slackened by the release of a further first working length so that the pins (2) can fall freely when struck by a ba

Abstract: A card-handling device may include a card intake, a card output, a card imaging device positioned between the card intake and the card output. The card imaging device may be configured to identify a non-conforming card. The card-handling device may be configured to store the non-conforming card in a designated location and/or to reorient the non-conforming card with a card-flipping apparatus configured to reorient flipped cards identified as non-conforming cards.

Abstract: There are provided a controller apparatus and a control method thereof. The controller apparatus is held by a hand of a user and includes a microphone, a tactile sensation presentation device that presents a tactile sensation to the hand of the user, and a speaker. In addition, during a period in which the user inputs sound from the microphone, the controller apparatus reduces emission of sound of the speaker and causes the tactile sensation presentation device to perform control of tactile sensation presentation.