A61H2205/102

Systems, devices, and methods for testing suture performance under static and dynamic conditions
11497669 · 2022-11-15 · ·

A system for testing sutures includes a test bench having a rotatable table, a framework supporting the test bench and the rotatable table above a surface, and a continuous passive motion (CPM) machine mounted on the rotatable table. The CPM machine is configured to rotate between a first position in which the CPM machine is upright and located above the rotatable table and a second position in which the CPM machine is inverted and located below the rotatable table. The system includes a fluid supply subsystem for directing an infusion fluid toward the CPM machine, a pump for circulating the infusion fluid in the fluid supply subsystem, a heat exchanger for heating the infusion fluid, a fluid collection tray located below the CPM machine and the rotatable table, and a pressure monitoring subsystem for monitoring a pressure level of the infusion fluid.

Exoskeleton device emulation system

An exoskeleton system includes a cable, an exoskeleton device, a controller, and a motor. The exoskeleton device includes a frame comprising a first portion coupled to a second portion by a joint, a first crossbar supported by the first portion of the frame, and a second crossbar supported by the second portion of the frame. The first crossbar is configured to redirect the cable toward the second crossbar, and the cable is configured to affix to the second crossbar. The motor is connected to the cable and configured to cause the cable to provide a torque about the joint. The controller controls the motor to adjust the torque. The cable provides the torque by exerting a first force on the first crossbar and a second force on the second crossbar. The cable provides the torque about the joint in a first direction.

Motion assistant apparatus

A motion assistance apparatus includes a proximal support configured to support a proximal part of a user, a power transmitting frame configured to rotate relative to the proximal support, a driving frame connected to the power transmitting frame and configured to enclose at least a portion of a distal part of the user, a reinforcement belt attached to a front surface of the driving frame, a rear belt connected to the driving frame or the reinforcement belt and configured to support a rear surface of the distal part of the user, and a front belt with a central portion spaced apart from the driving frame, the front belt provided between the driving frame and the rear belt and configured to support a front surface of the distal part of the user.

SYSTEM AND APPARATUS TO APPLY VIBRATION, THERMAL AND COMPRESSIVE THERAPY

A therapeutic device for applying vibration, thermal and compressive therapy is disclosed. According to one embodiment, the device has a top layer and a bottom layer adapted to contact a body surface of a user. The device further includes a therapeutic element disposed between the top layer and the bottom layer, the therapeutic element including a vibration component, a thermal component, and a compression component, where, upon activation of the therapeutic element: (i) the vibration component applies a vibration force, (ii) the thermal component applies a thermal therapy, and (iii) the compression component applies a compressive force.

AIR MICROFLUIDICS AND AIR MINIFLUIDICS ENABLED ACTIVE COMPRESSION DEVICE, APPAREL, AND METHOD
20220331195 · 2022-10-20 ·

Air microfluidics and minifluidics enabled active compression apparel enhances mobility and quality of life for individuals by minimizing risks of injuries, enhancing rehabilitation, and maximizing comfort. Balloon actuators, integrated with a garment, provide active compression and augmenting forces to anatomical portions of the human body. The balloon actuators are actuated by fluidic pressurization hardware. The air microfluidics and minifluidics system miniaturizes fluidic pressurization hardware and makes it wearable, ultra lightweight, and ultra formfitting. The air microfluidics and minifluidics system includes micro and mini channels of various lengths, cross-sectional areas, and functions via principles of equivalent hydraulic resistance allowing for fluidic transportation, passive delay in pressurization of the balloon actuators, and digital soft fluidic actuation where the compression force is based on the number of inflated balloon actuators instead of their pressure.

Unpowered wearable walking assistance knee equipment with gait self-adaptivity

The present disclosure discloses an unpowered wearable walking assistance knee equipment with gait self-adaptivity comprising a left foot power output assembly, a right foot power output assembly, a left leg knee joint assistance execution assembly, a right leg knee joint assistance execution assembly and a driving force transmission device. The equipment of the present disclosure is based on lever principle and crank block structure principle and adopts an operation mode of combining ipsilateral parallel driving input and different sides cross driving input. The self-weight of the human body is utilized as a driving force during the walking process to enable the left foot power output assembly to provide the left leg knee joint assistance execution assembly with a pulling force for its stretching and to provide the right leg knee joint assistance execution assembly with a pulling force for its bending, and to enable the right foot power output assembly to provide the right leg knee joint assistance execution assembly with a pulling force for its stretching and to provide the left leg knee joint assistance execution assembly with a pulling force for its bending, so that a torque for assisting the stretching and bending of the left leg knee joint and the right leg knee joint is generated according to a gait cycle regularity during the walking process, and the goal of walking assistance is achieved.

Continuous passive motion apparatus

A continuous passive motion apparatus is provided that includes a thigh support (40) connected by a hinge structure (38) to a base plate (36). The plate (36) is itself connected to a base (34). A bladder (54), which inflates to the form of a vertically elongate column, is cyclically inflated and deflated to lift the thigh support (40) in movements about a hinge (46) connecting it to an upper hinge plate (42) of the hinge structure (38). The hinge structure also includes a lower hinge plate (44). A foot support (72) is connected by a cord (68) to the thigh support (40).

GENERATING COLD PLASMA AWAY FROM SKIN, AND ASSOCIATED SYSTEMS AND METHODS

A cold plasma system and method for treating a region of a biological surface is presented. In one embodiment, the system includes: a housing; an air conduit within the housing; a first electrode configured proximately along the air conduit; a second electrode configured proximately along the air conduit and opposite from the first electrode; and a source of alternating current (AC) electrically connected with the first electrode. The source of alternating current is configured to generate cold plasma in the air conduit.

SYSTEM AND RELATED METHOD FOR DECREASING SYMPTOMS OF PRIMARY DYSMENORRHEA OF A PERSON
20230063367 · 2023-03-02 ·

A system for decreasing symptoms of primary dysmenorrhea of a female person/patient. Such system includes an electrical assembly configured for attachment at an acupoint BL57 on each posterior calf skin of the patient proximately mid-length between the ankle and knee region of the patient. Each electrical assembly includes a heating element, a temperature sensor, a heat radiator for dissipating heat generated by the heating element, and an energy source. A pulse generating controller including a computer having logic circuitry powered by the energy source and carried by and arranged in electrical communication with the electrical assembly. The controller operates each heating element through a set or series of immediately consecutive heating and cooling cycles. Each heating and cooling cycle initially involves operating the heating element to warm the person's/patient's skin underlying the heating element as measured by the temperature sensor for a period of 10 to 30 seconds and to a temperature ranging between about 122° F. to about 126 F°. Immediately thereafter, the heat exchanger applies a cooling effect to the heating element whereby cooling the heating element as measured by the temperature sensor for a time period of 10 to 60 seconds. A method for decreasing symptoms of primary dysmenorrhea of a female person/patient is also disclosed.

Proportional joint-moment control for powered exoskeletons and prostheses

Lower-limb exoskeletons used to improve free-living mobility for individuals with neuromuscular impairment must be controlled to prescribe assistance that adapts to the diverse locomotor conditions encountered during daily life, including walking at different speeds and across varied terrain. This system employs an ankle exoskeleton control strategy that instantly and appropriately adjusts assistance to the changing biomechanical demand during variable walking. Specifically, this system utilizes a proportional joint-moment control strategy that prescribes assistance as a function of the instantaneous estimate of the ankle joint moment.