Abstract: A blood pressure decreasing system that decreases blood pressure of a patient by noninvasively blocking the sympathetic innervation of the kidney, blocking all three pathways of the sympathetic nerves to adrenal gland medulla and expanding the renal artery of the patient. The blood pressure decreasing system has at least one sensor for measuring the blood pressure of the patient and generates systolic blood pressure value and/or diastolic blood pressure value; at least two electrodes that are placed to skin dermatomal of the patient; at least one stimulator that sends electrical signals to electrodes in order to block the sympathetic nerve innervation to arterial smooth muscle and kidney, all three pathways of the sympathetic nerves to adrenal medulla and expand renal artery of the patient; and at least one control unit, which receives the blood pressure values from said sensor, compares received values with predetermined threshold values and controls the stimulator.

Abstract: A neurostimulation system provides for capture verification and stimulation intensity adjustment to ensure effectiveness of vagus nerve stimulation in modulating one or more target functions in a patient. In various embodiments, stimulation is applied to the vagus nerve, and evoked responses are detected to verify that the stimulation captures the vagus nerve and to adjust one or more stimulation parameters that control the stimulation intensity.

Abstract: A patient monitoring system includes a heart rate monitor that monitors the physiological parameter from a patient and provides a heart rate indicator based on the physiological parameter, an impedance respiration monitor that measures impedance of the patient's chest and provides a respiration rate, a processor, and an interference detection module. The interference detection module is executable to determine a baseline heart rate while the impedance respiration monitor is not active. The impedance respiration monitor is then activated to measure impedance of the patient's chest to provide the respiration rate. Upon activating the impedance respiration monitor, the interference detection module is executable to assess the heart rate indicator for an interference check period and detect a threshold change in the heart indicator compared to the baseline heart rate during the interference check period.

Abstract: A method is described for percutaneously delivering an implant through a region of a body of a subject, the region including a fascia and non-fascia tissue. A hollow needle of a delivery tool is advanced distally through the fascia, while the delivery tool is in a first state in which the implant is entirely housed within the needle. The delivery tool is switched to a second state in which a proximal portion of the implant is housed within the needle and a distal portion of the implant is exposed from a distal end of the needle. While the delivery tool is in the second state the hollow needle is advanced distally through non-fascia tissue. Other embodiments are also described.

Abstract: A system for providing therapy to a patient using an implantable medical device (IMD) and an external charger for charging the IMD is disclosed. The external charger and/or the IMD are powered using supercapacitors, which have much higher power densities and discharge rates than comparably sized batteries. Thus, the process of charging the IMD with the external charger requires only a short amount of time, for example one to two minutes. The IMD may include a hybrid power system including both a supercapacitor and a rechargeable battery. With such a hybrid power system, the IMD's supercapacitor may be charged very quickly. Subsequently, power stored within the supercapacitor can be used to recharge the rechargeable battery at a slower charging rate.

Abstract: This disclosure relates to a communication amplification device for an implantable capsule, in particular for an autonomous cardiac stimulation capsule. The amplification device comprises a first holding element and a second element configured to hold the implantable capsule. The first holding element is configured to receive the distal end of the capsule and the second holding element is configured to receive the proximal end of the capsule. The first holding element comprises a communication amplification antenna configured to couple to a distal electrode of the capsule.

Abstract: Systems, apparatus, methods and computer-readable storage media that mitigate device power drain associated with stalled telemetry sessions are provided. In one embodiment, a first device includes a memory and a processor that executes executable components stored in the memory. The executable components include a communication component configured to receive a communication request from a second device via a telemetry communication link established between the first and second devices. The communication request can comprise a request for data. The executable components can also comprise a throughput monitoring component configured to monitor uplink throughput measuring successful transmission of the data by the first device to the second device via the telemetry communication link based on reception of the communication request. The communication component is configured to terminate the telemetry communication link based on the uplink throughput being below a threshold value.

Abstract: A method for extinguishing a cardiac arrhythmia utilizes destructive interference of the passing of the reentry wave tip of an anatomical reentry through a depolarized region created by a relatively low voltage electric field in such a way as to effectively unpin the anatomical reentry. Preferably, the relatively low voltage electric field is defined by at least one unpinning shock(s) that are lower than an expected lower limit of vulnerability as established, for example, by a defibrillation threshold test. By understanding the physics of the electric field distribution between cardiac cells, the method permits the delivery of an electric field sufficient to unpin the core of the anatomical reentry, whether the precise or estimated location of the reentry is known or unknown and without the risk of inducting ventricular fibrillation. A number of embodiments for performing the method are disclosed.

Abstract: A dual modality system includes a flexible chassis including a durable energy subsystem and a replaceable thermal subsystem. The durable energy subsystem has a plurality of energy emitters disposed in an emission region of the chassis having a length and a width, wherein the emission region length and emission region width are both substantially greater than an emission region depth. The replaceable thermal subsystem has a thermal source affixed to flexible web having an adhesive surface and at least one structure arranged and configured to couple the thermal subsystem to a chassis comprising a durable energy subsystem in a configuration wherein the thermal source is substantially superposed over the emission region of the chassis.

Abstract: This technique will enhance the healing and stability of orthopedic bone implants to enhance bony growth around an implant including all skeletal bones, vertebral bodies, spinal pedicles, skull bone, dental implants, artificial joints and other skeletal fractures by inducing magnetic energy to the target tissue via a permanent magnet in the implant to enhance growth and apposition of the surrounding bone and tissue. In the preferred embodiment the implant holds a rigidly fixed, permanent magnet or magnets applying magnetic field of controlled frequency and intensity.

Abstract: Methodologies and mechanisms are provided for introducing one or more magnetizable particles introduced non-invasively into one or more body structures containing nervous tissue in a subject, directing, guiding, transporting, focusing and/or concentrating the one or more particles using at least one image-guidance component in proximity to the one or more body structures which can direct the one or more particles within the one or more body structures, and modulating, using at least one activation component, the one or more particles to modulate neuronal function in the one or more body structures of the subject.

Abstract: Described are methods, devices, and systems for a novel, inexpensive, easy to use therapy for a number of disorders. Described are methods and devices to treat disorders that involves no medication. Methods and devices described herein use alternating magnetic fields to gently “tune” the brain and affect mood, focus, and cognition of subjects.

Abstract: A laser therapy apparatus having a diode-based continuous emission laser source, a diode-based pulsed emission laser source, and a terminal handpiece. The laser therapy apparatus further includes a bundle of optic fibers for coupling between individual diodes of the diode-based pulsed emission laser source, which is interfaced with a single optic fiber which terminates in the handpiece.

Abstract: A wireless optogenetic device in proximity to a neural cell of a subject includes a body configured to hold light transducing materials arranged to up-convert electromagnetic radiation in infrared or near-infrared spectrum into light in the visible spectrum to affect activity of the neural cell. The body allows electromagnetic radiation in infrared or near-infrared to reach the light transducing materials. A radiation system includes a radiation probe for irradiating a wireless optogenetic device with electromagnetic radiation in infrared or near-infrared spectrum from a radiation source. The system further includes a movement mechanism for moving the radiation probe, a detector for detecting a location of the wireless optogenetic device, and a controller for controlling the movement mechanism based on the detected location of the wireless optogenetic device such that the radiation probe is arranged to irradiate the wireless optogenetic device at the detected location with the electromagnetic radiation.

Abstract: An apparatus and method of use for a comprehensive transcranial low-level light therapy for use with ischemic brain tissue using a multitude of polychromatic Light Emitting Diodes (LEDs) embedded into a flexible head covering that stretches securely around the patient's cranium to bath the entire cranium cavity in a variable frequency, variable power density light spectrum, maximizing all beneficial effects to the cellular tissues whether or not they are specifically deprived of blood from the ischemic stroke event. The bulbs covering the n-p junction of the semiconductor LEDs directly contact the patient's cranial skin to maximize the depth of penetration of the wavelengths into the brain's cortex cells. By using many individual point-source LEDs emitting all around the cranium, greater therapeutic benefit can be achieved as more of the cortex tissues are irradiated.

Abstract: One aspect of the present disclosure is directed to a device for providing light to the surface of a subject, comprising an array of a plurality of light emitting modules, wherein the plurality comprises four light emitting modules, each module of the plurality is flexibly connected to another module of the plurality, and two of the modules of the plurality comprise a polygonal perimeter having 4, 5, or 6 major sides, a light source, and a longest apex-to-apex dimension for a module of 5-50 millimeters, and, optionally, a non-adherent member configured to be adjacent to the subject.

Abstract: A dual modality system includes a chassis having a receptacle and means to couple the chassis to a desired treatment area of a user's body; a durable energy subsystem coupled to the chassis, arranged and configured to deliver energy to the desired treatment area of a user's body; and a replaceable thermal subsystem arranged and configured for removable placement in the receptacle of the chassis, arranged and configured to deliver thermal energy.

Abstract: Systems and methods are provided for treating cervical and/or uterine cancers in brachytherapy with an intracavitary brachytherapy applicator. The system comprises a tandem adapted for insertion into a cervix of a patient. An ovoid assembly comprises first and second inflatable ovoids and an ovoid support mechanism. The first and second inflatable ovoids are adapted for insertion within fornices of a patient. First and second retractors are adapted to be coupled to the ovoid assembly. The first retractor is adapted to be positioned to retract the bladder of a patient during treatment. The second retractor is adapted to be positioned to retract the rectum of a patient during treatment. The tandem and the first and second inflatable ovoids are adapted to be coupled to a radioactive source to deliver an implant radiation dose suitable for cancer treatment at a cancerous cervical treatment site in a patient.

Abstract: A radiation therapy system (100) includes a radiation therapy (RT) optimizer unit (102) and an interactive planning interface unit (120). The RT optimizer unit (102) receives at least one target structure and at least one organ-at-risk (OAR) structure segmented from a volumetric image (108), and generates an optimized RT plan (140) based on dose objectives (200-204, 210-222, 320), at least one dose objective of the dose objectives corresponding to each of the at least one target structure (210-222) and the at least one OAR structure (200-204). The optimized RT plan includes a planned radiation dose for each voxel of the volumetric image using external beam radiation therapy, wherein the RT optimizer unit operates iteratively.

Abstract: The present disclosure relates to a method for use in adaptive radiotherapy and a treatment planning device. The method may comprise accessing a first medical image and a second medical image that represent a region of interest of a patient at different times. Each medical image is segmented into a target region and at least one non-target region. The method may further comprise accessing a deformation vector field including a plurality of vectors, wherein each vector defines a geometric transformation to map a respective voxel in the first medical image to a corresponding voxel in the second medical image.

Abstract: Disclosed herein are systems and methods for monitoring calibration of positron emission tomography (PET) systems. In some variations, the systems include an imaging assembly having a gantry comprising a plurality of positron emission detectors. A housing may be coupled to the gantry, and the housing may include a bore and a radiation source holder spaced away from a patient scan region within the bore. A processor may be configured to receive positron emission data from the positron emission detectors and to distinguish the positron emission data from the radiation source holder and from the patient scan region. A fault signal may be generated when the positron emission data from the radiation source holder exceeds one or more threshold parameters or criteria.

Abstract: A method and apparatus for use as a compact medical ion accelerator includes a charged particle linear accelerator module and a pair of fixed field magnet assemblies. The linear accelerator module accelerates a pulse of charged particles as a beam aligned along a first ray. The pair of assemblies controls the orbits of the pulse by turning the pulse 360 degrees within a first plane. The magnet assemblies are disposed on opposite sides of the linear accelerator with mirrored symmetry relative to a line that is perpendicular to the first ray and passes through a reference point in the first plane. Each assembly includes a pair of magnets for which a strength of a magnetic field varies non-linearly along a radial direction; and a superconducting magnet for which a strength of a magnetic field varies along a radial direction. The superconducting magnet is disposed between the pair of magnets.

Abstract: A body-wearable garment having a hood activated speaker is provided. The body-wearable garment comprises a hood. The body-wearable garment further comprises a speaker integrated within the hood. The speaker is activated in response to receiving a signal from a sensor indicating that the hood is in a deployed state.

Abstract: A respirator 10 that has a mask body 12 and a harness 16 has an exhalation valve 23 that includes a valve seat 36 and a flexible flap 42. The valve seat 36 has an orifice 38 and has a noncircular seal surface 40 surrounding the orifice 38. The flexible flap 42 is secured to the valve seat 36 at a centroid of the orifice and has a variable stiffness structure. The variable stiffness structure allows the flap to equally deflect under a given load at different distances from the centroid at the noncircular seal surface. An exhalation valve having this construction may beneficially optimize pressure drop and overall valve performance for applications where valve space may be limited.

Abstract: The various embodiments herein provide a compact air filter mask with adjustable size comprising a nostril unit and a filter unit. The nostril unit comprises a nostril cap and an air pipe. The nostril unit holds the air filter mask tightly inside a nostril of a wearer. The filter unit comprises an upper cap, a filter and a lower base. The nostril unit is fixed removably in the filter unit.

Abstract: A wearable harness has a first strap overlapping a second strap, with each of the first strap and the second strap having a longitudinal axis extending in a direction of a major longitudinal length. The wearable harness further has a reinforced opening extending through each of the first strap and the second strap. The reinforced openings have a pivot axis extending in a direction substantially perpendicular to the longitudinal axis of each of the first strap and the second strap when the reinforced openings overlap each other. The first strap and the second strap are pivotally movable relative to one another about the pivot axis of the central openings.

Abstract: A connector includes a frame having a first end, a second end, and a pass-through opening extending between the first end and the second end along a longitudinal axis of the frame. The connector further has a gate positioned between the first end and the second end of the frame and movable between a closed position to close the pass-through opening and an open position to open the pass-through opening. A locking mechanism selectively locks the gate in the closed position. The locking mechanism has a rotatable knob connected to at least one of the first end and the second end of the frame and rotatable in a direction about the longitudinal axis, and a locking indent on the gate configured for receiving at least a portion of the rotatable knob when the gate is in the closed position. The rotatable knob is rotationally biased by a biasing mechanism.

Abstract: A fall arrest lanyard (10) is provided for arresting the fall of a user from an elevated worksite and includes a connector (16) having a rigid frame (30) and a load bearing pin (32) extending along a longitudinal axis (34). The pin (32) has a central span (36) extending between first and second end portions (38, 40) and is mounted in the frame (30) to translate along the longitudinal axis (34) between an open position wherein at least one of the end portions (38, 40) is spaced from the frame (30) to allow a length of webbing (41) from a fall protection harness (17) to be loaded into the connector (16), and a closed position wherein the first and second end portions (38, 40) of the pin (32) are supported by the frame (30) with the central span (36) of the pin (32) being free from engagement to trap the length of webbing (41) between the pin (32) and the frame (30) for load bearing engagement with the central span (36).

Abstract: Embodiments relate generally to systems and methods for quickly detecting a fall and alerting appropriate parties of the fall. A fall protection device may comprise a fall detection module operable to sense when a fall occurs and generate wireless beacon, where the beacon may be received (or picked up) by any number of wireless devices, including wireless gateways, monitoring stations, and mobile devices.

Abstract: A fire hose coupling, such as a quarter-turn Storz-style coupling, comprises a substantially annular body having a first end connected to a fire hose and a second end having internal engagement lugs for connecting to lugs on another coupling. The coupling includes at least one locking lever movable between an unlocked position and a locked position, the lever locking the annular body of the coupling to the other coupling. The one or more locking levers comprise a light-reflecting surface to improve visibility of the lever. This facilitates assembly and disassembly of the couplings in conditions of poor visibility.

Abstract: This application provides azeotropic and near-azeotropic compositions of Z-1233zd and a second component selected from the group consisting of methyl formate, dimethoxymethane, HFC-43-10-mee and HFC-245fa. The inventive compositions are useful as aerosol propellants, refrigerants, cleaning agents, expansion agents for thermoplastic and thermoset foams, solvents, heat transfer media, gaseous dielectrics, fire extinguishing and suppression agents, power cycle working fluids, polymerization media, particulate removal fluids, carrier fluids, buffing abrasive agents, and displacement drying agents. The compositions were modeled based on Vapor-Liquid Equilibria data such as those illustrated in the figures.

Abstract: This invention offers a rowing machine's mechanical resistance device which comprises an electric motor or a solenoid, a programmable control means and a custom algorithm, controlling the programmable controls means. It eliminates the compromising effect of backlash between the rower's handle and the resistance imparting device. This backlash is present between the power and the idle phases of rowing strokes on all state of the art rowing machines comprising flywheels. Ultimately, this invention allows all rowers to improve their rowing form and avoid injury.

Abstract: A leg press machine with a weight plate transfer mechanism to reduce exercise resistance while remaining seated on the machine. Weight plates are movably supported within a sliding housing, rather than being received on a pair of side pegs, as in conventional leg press machines. One of the weight plates can be pushed to roll from the sliding housing to a storage housing by the exerciser using a weight transfer actuator, allowing the exerciser to reduce the exercise resistance conveniently while remaining seated. The storage housing is positioned with an open side facing an open side of the sliding housing so as to receive the weight plate pushed and rolled from the sliding housing. Additionally, by positioning the storage housing at substantially the same height as the sliding housing, the exerciser can easily roll one or more weight plates between the two housings so as to reduce the exercise resistance.

Abstract: An exercise apparatus for use with a hip belt or short bar for respectively conducting squat or dead lift exercises, comprising at least one elevated platform secured to a rack, the platform including a hole, a weight holder and a guide rod or other guide, as disclosed herein. The weight holder may be designed to hold free weights and to attach onto a hip belt or short bar. As the user performs the desired exercise supported by the platform, the guide rod, and/or other guide, guides the weight holder as it is lowered into the hole, limiting movement of the weight holder in the horizontal direction.

Abstract: A barbell collar. The barbell collar may have a plate and at least two weight bars, a first weight bar and a second weight bar. The plate may comprise a barbell engagement portion, a heavy arm and a light arm. The heavy arm weighs more than said light arm. The barbell engagement portion is configured to engage with a barbell. Each of the at least two weight bars may be attached to each of the at least two arm portions of the plate. The at least two weight bars may be adapted to engage and hold one or more weights.

Abstract: An exercise device includes a first frame member spaced apart and parallel to a second frame member and oriented along a longitudinal direction. Each frame member has a right and left end; wherein each first and second frame member includes substantially equi-length right and left straight sections connected by a central arcuate section wherein the first and second frame members each define an angle theta such that in the upright position the first and second frame members are each inverted V shapes.

Abstract: An exercise apparatus with oscillating tilt system includes a main frame for supporting all the components of the apparatus, a tiltable upstanding support is tilted oscillating, a mechanism which enabling a user of the apparatus to move hands and feet up and down harmoniously, and another mechanism to change an orientation of the user in relation to the vertical line oscillating during the exercise, and consequently changing the direction of the forces affecting different muscles of the user of the apparatus.

Abstract: Provided is a treadmill. The treadmill includes a shock absorbing portion configured to absorb a shock applied to a deck. The shock absorbing portion includes a second anti-vibration rubber portion having a third surface fixed to a frame and a fourth surface fixed to the deck. The third and fourth surfaces are perpendicular to a plate surface direction of the deck. The second anti-vibration rubber portion includes a first anti-vibration sub-rubber having the third surface, a second anti-vibration sub-rubber having the fourth surface, and a plate located between the first anti-vibration sub-rubber and the second anti-vibration sub-rubber. The plate located between the first anti-vibration sub-rubber and the second anti-vibration sub-rubber has a greater hardness than the first and second anti-vibration sub-rubbers.

Abstract: A motor-less curved treadmill with a base having a physical exercise surface configured for rotating around a first roller and a second roller, converting the potential energy of the user on the physical exercise surface into rotational kinetic energy. A first coupling device allows the first pulley and the first roller to revolve if the rotational speed of the first roller is equal to or greater than the rotational speed of the first pulley, and prevents the first pulley and the first roller from rotating if the rotational speed of the first roller is less the rotation speed of the first pulley.

Abstract: A limiting structure for a body-training device includes a base, a positioning shaft, and a controlling member. The base comprises a slidable sleeve and the base is fixed on the foundation. The slidable sleeve has a shaft hole. The pivot holder of the body-training device has a positioning portion aiming at the shaft hole. The positioning shaft passes through the shaft hole. When a frame of the body-training device is standing, the positioning shaft can be slid to connect to the positioning portion so as to limit the pivot holder not to swing laterally. The controlling member is assembled on the frame and combined with the positioning shaft to control the positioning shaft to be slid to connect to the positioning portion or to be slid to detach from the positioning portion.

Abstract: Exercise apparatus (10) has two wheels (12, 12?) rotatably mounted to a base 14, 14?, spaced apart and each located within a housing (15, 15?) respectively. Pivotably connected to the wheel is a cam (16). The other end of cam 16 is pivotably connected to a push rod (17) which is pivotably connected to a handle (18) which is rotatably mounted in a housing (20). Housing (20) is pivotably mounted to the arm (16) such that movement of the arm in a vertical plane up or down by operating on the handle causes an elliptical rotation of the arm relative to the wheel (12).

Abstract: An exercise bench for use by a person on a support surface includes a base member having a distal end, a proximal end, a top surface, and a bottom surface. A pair of opposing foot restraints is fixed with, and disposed above and laterally away from, the base member. A riser projects upwardly from the proximal end of the base member and includes a calf restrain trolley slidably mounted thereon. Two opposing calf restraints each project laterally away from the riser. The calf restraint trolley has a height adjustment mechanism cooperative with the riser. A base plate can be fixed with the bottom surface of the base member, and a U-shaped base extension having two legs extending away from the proximal end of the base member can be attached to the proximal end of the base member to inhibit tipping of the exercise bench during use.

Abstract: A foot and ankle strengthening device can include a wedge block formed of a resilient material. The wedge block can comprise a base surface that defines a base plane, and a top surface substantially opposite the base surface and including a plurality of raised bulges. The top surface can extend from a front side to a back side along a longitudinal axis and from a left side to a right side along a horizontal axis, and have a midpoint ridge arranged between the left and right side. The top surface can be sloped downwardly from the front side to the back side at the midpoint ridge and along the longitudinal axis and from the midpoint ridge to the left side and right side along the horizontal axis. The base surface can be configured to contact a ground surface to support the wedge block.

Abstract: A real-time performance management may be used for cycling. A first computing device retrieves profile data related to a cyclist. The first computing device receives sensor readings from one or more sensors. A first sensor of the one or more sensors detects cyclist tilt. Profile data and the sensor readings from the one or more sensors determine cyclist status. A notification based on the determined cyclist status communicates to a user.

Abstract: A real-time performance management may be used for cycling. A first computing device retrieves profile data related to a cyclist. The first computing device receives sensor readings from one or more sensors. A first sensor of the one or more sensors detects cyclist tilt. Profile data and the sensor readings from the one or more sensors determine cyclist status. A notification based on the determined cyclist status communicates to a user.

Abstract: An interactive exercise system with apparatus and methods to optimize muscle strength for rehabilitation, to improve or maintain fitness, and to enhance the performance of athletes. The system uses an electronically controlled linear actuator to generate resistance against the muscular force exerted by the user. The system includes sensors configured to detect acceleration, speed, velocity, position, direction of movement, duration, and the force applied by the user. A control system preferably continuously monitors the sensors, and instantaneously adjusts the adaptive actuator, This provides a proportional counterforce to the user force throughout the entire range-of-motion. A display panel allows the user to interact with the system in real-time, The objective of the user is to synchronize the exercise performance with a selected target goal, by correlating the user's movement relative to a position on a display panel.

Abstract: The present invention is directed, in part, to a system and methods for combining newly designed cardiovascular equipment with the added features of an upper body weight training regimen in order to provide a user a full body workout, cardiovascular exercise and weight training simultaneously. The invention does so by employing either a weight tray apparatus configured to newly designed cardiovascular equipment or machine or through the use of an adjustable weight training apparatus combined with the newly designed cardiovascular equipment or machine. More specifically, the present invention relates to a system and methods for combining newly designed cardiovascular equipment including stationary and recumbent bikes, elliptical machines, treadmills and stair steppers, with a tray apparatus that allows a user to employ free weights.

Abstract: Swimming goggles in accordance with the present invention comprises a first lens frame, a second lens frame, and a connection element, characterized in that: each of the first lens frame and the second lens frame is composed of a lens portion, a protective pad, and a frame portion. The lens portion comprises a lens, a peripheral surface, a circular groove, a positioning flange, and an embedding groove. The protective pad comprises a circular body, a face contact circumference, and a circular lip. The frame portion comprises a hard frame body and a soft frame foot. Therefore, the swimming goggles provide a wearer to select the first and second lens frames by free match for favorite colors and suitable degrees of myopia, as being a customized assembly, and provide a fit to a temple of an outline of the wearer for wearing comfort, water resistance reduction, and waterproof.

Abstract: The present invention is a golf ball dividing method for symmetrically arranging dimples on a surface of a golf ball and a dimple arrangement method of arranging dimples along dividing lines based on sizes of dimples. The dimples having large diameters are effectively arranged on the deformed spherical triangle symmetrically over the entire surface of a sphere, so that it is possible to an effect of improving the flying stability and flight distance of the golf ball. Accordingly, it is possible to solve the problem of flying stability due to the lack of symmetry in the dimple arrangement method of the prior art for increasing an dimple area ratio by dividing the surface of the golf ball as a spherical octahedron and arranging dimples having large diameters, so that it is possible to improve a lift force to increase a flight distance and the flying stability of the golf ball.

Abstract: An instructional training soccer ball with color coded contact zones provided as a tutorial training guide of soccer ball striking skills in the development of novice and young soccer players. The color-coded zones correspond to different types of kicks including passes, strikes, curves, lobs/long balls, and chips, whereby when a player comes into contact with a color-coded zone with the appropriate part of their foot, the soccer ball will produce the corresponding type of kick. The soccer ball may also have one or more legends that is color coded and matches the corresponding contact zones whereby the legends tell the user what part of their foot to kick with, such as the inside foot or laces.