Abstract: A lattice or solid structure for a medical device includes a first layer of first filaments discretely formed from at least one medical-grade silicone material. The first filaments are arranged in a predetermined pattern and may be directly adjacent to one another or spaced apart. Additional layers of filaments may be provided adjacent to the first layer, and chemically bonded thereto to form an integrated structure that is without interruption or with interstices therebetween.

Abstract: This invention discloses a semi-active rigid-flexible coupling exoskeleton based on a single-loop bidirectional damping regulator and relates to a power assisting mechanism in the field of robots, the exoskeleton including a waist assembly, a leg assembly, and a hydraulic damping regulator; the hydraulic damping regulator includes a cylinder body, a titanium alloy sleeve, a cylinder head, a piston, an extension assisting spring, an oil injection port plug, a staggered channel-type valve body, a valve body sealing seat, a valve body-end bevel gear, an angle sensor, a motor fixing seat, a DC servo motor, a coupler, and a motor-end bevel gear. According to the invention, two modes of power assistance or damping regulation, i.e.

Abstract: The disclosure relates to voice prosthesis device that enables a laryngectomy patient to speak. The voice prosthesis device has a cylinder including a first end and a second end. An inner washer is attached to the first end and an outer washer is attached to the second end. A partial shutter is coupled to the first end of the cylinder. A shutter guard is placed at the inner part of the inner washer and is fixed to the cylinder. The device further includes plurality of rings. The partial shutter is made of platinum cured silicon and opens relatively to allow exhaled air to pass from the second end to the first end and prevents entry of food particles into the second end.

Abstract: The invention relates to a modular exoskeleton structure that provides force assistance to a user, comprising a base module (1) comprising a lumbar belt (11) capable of surrounding the lower trunk of the user, two hip modules capable of being attached to two respective thighs of the user, and a backpack support module (14) for an exoskeleton structure, comprising: a hoop (141) designed to be anchored to the hip modules, at the hips of a user, a support rod (142) designed to extend along the back of the user and capable of being engaged in a pouch of a backpack to suspend the backpack to the backpack support module (14), wherein the rod (142) comprises a first rod element (1421) connected to the hoop (141), a second rod element (1422) capable of sliding with respect to the first rod element (1421) so as to vary a length of the rod (142), and a damper for cushioning the movement of the second rod element (1421) with respect to the first rod element (1422) caused by the walking of the user.

Abstract: To provide a joint support unit, etc. capable of being worn on both left and right joints. A joint support unit 20 includes a first link 21 worn on one end side of a knee joint, a second link 22 worn on the other end side of the knee joint, and a driving unit 30 configured to cause the first link 21 and the second link 22 to perform rotational movement, or to relatively perform rotational movement while moving a rotation center and to perform sliding movement.

Abstract: An intraocular lens (IOL) with a shape-changing optic is provided. The IOL includes an anterior face and/or a posterior face that is fabricated from a poly(dimethylsiloxane) elastomer having a durometer between about 30 Shore A to about 50 Shore A. A chamber is located between the anterior face and the posterior face and includes a silicone oil including diphenyl siloxane and dimethyl siloxane units. The silicone oil has a maximum viscosity of about 700 mm2/s at 25° C. and has a mean molecular weight of less than about 3,000 Daltons. An IOL is also provided that includes an anterior face and/or posterior face that is fabricated from a polysiloxane that is at least 99% poly(dimethylsiloxane) elastomer.

Abstract: Disclosed herein is a mechanical joint for an exoskeleton ankle. The mechanical joint includes a first connector (e.g., to attach to a foot), a second connector (e.g., to attach to a leg), a stack of at least partially nested cones between the first connector and the second connector (e.g., at an outstep of the foot), and a strand extending through the second connector and the cone stack. The second connector is configured to freely translate away from the first connector and freely tilt relative to the first connector. Similarly, the second cone is configured to freely translate away from the first cone along the strand and freely tilt relative to the first cone. Accordingly, the mechanical joint provides vertical support (e.g., of an exoskeleton structure) while minimizing angular resistance (e.g., about an ankle joint).

Abstract: The present invention refers to an intraocular lens provided with specific diffractive profile, in which each step height is individually defined, with no fixed pattern. The intraocular lens provides a better control of the luminous efficiency of each focal point, guaranteeing more flexibility and customization, being adaptable to the optical quality that the patient needs.

Abstract: The present disclosure provides a three-lens IOL system including a first, anterior lens, a second, posterior lens rigidly connected to the first lens by at least one rigid member such that the second lens is a fixed distance from the first lens along an axis, a third, center, moveable lens positioned between the first lens and the second lens and adapted to move linearly along the axis anteriorly in a direction of the first lens or posteriorly in a direction of the second lens to change an optical power of the system, and an articulating actuator that contacts the moveable lens and a capsular bag of an eye when the IOL system is implanted in the capsular bag, the articulating actuator adapted to move the moveable lens linearly along the axis.

Abstract: Herein described is an osseointegrated interface device for engagement with an amputated limb including the skin comprising: a cap portion engageable with an osseointegrated device; wherein the cap portion comprises a surrounding flange; and wherein in use the surrounding flange receives the skin of the amputated limb at a distance spaced from the osseointegrated device.

Abstract: A fully-implantable brain-computer interface cyber-physical system capable of acquiring and analyzing electrocorticogram (“ECoG”) signals, recorded directly from the subdural space of the brain, to enable direct brain control of a prosthetic (e.g., a robotic gait exoskeleton or a functional electrical stimulation (“FES”) system) is disclosed. The present system comprises a plurality of electrodes, for acquiring the ECoG signals, and a digital signal processor (“DSP”) for deriving a plurality of real-time commands from the ECoG signals. These real-time commands may then be wirelessly transmitted to the prosthetic for execution. Further, to avoid wireless data transmission of the ECoG signals from the plurality of electrodes to the DSP, which would expose the brain, skull, and scalp tissue to potentially harmful radio frequencies, a subcutaneous tunneling cable operatively couples the plurality of electrodes and the DSP.

Abstract: An assembly comprising a pair of multifocal ocular implants, wherein each implant has a TFMTF curve, for a pupil of diameter less than or equal to 4 mm, preferably less than 3 mm, having a peak corresponding to the distance vision of the wearer, as well as an asymmetrical peak which spreads between intermediate vision and near vision without discontinuity; for a first implant, the TFMTF value is greater in intermediate vision than that of near vision; for the second implant, the TFMTF value is greater in near vision than that of intermediate vision; the rising edge of the asymmetrical peak of the first implant has, as an absolute value, a mean slope greater than that of its falling edge, whereas the rising edge of the asymmetrical peak of the second implant has, as an absolute value, a mean slope less than that of its falling edge.

Abstract: An intraocular lens comprising an optic and four haptics extending from the optic, each haptic having a proximal end meeting with the optic at differing points about a periphery of the optic. The four haptics are arranged into a first pair comprising two arcuate haptics with curvature orientated toward each other such that a distal end of each of the two haptics of the first pair are in nearer relation than their proximal ends; and, a second pair comprising two arcuate haptics with curvature orientated toward each other such that a distal end of each of the two haptics of the second pair are in nearer relation than their proximal end.

Abstract: The present disclosure relates to an upper limb assist system including a back bracket, an arm bracket, a motor, and driving belts, wherein the arm bracket includes an upper arm, a forearm, and a hand portion, two ends of the forearm are configured to be rotatably coupled to the upper arm and the hand portion respectively, the upper arm is configured to be rotatably coupled to the back bracket, the upper limb assist system further includes driving members and corresponding rotating wheels disposed on the upper arm, the forearm and the hand portion respectively, wherein the driving member is configured to have a first state and a second state.

Abstract: Devices and methods for inserting an implant into skin or other tissue of a patient can include an insertion device that can enclose and support a hyaluronic thread as it is injected into a patient's skin or other tissue. The device can include a cover member, a non-tubular support member, and the thread. The cover member can have a proximal portion, a closed distal portion, and an inner cavity extending from the proximal portion toward the closed distal portion. The thread can be positioned along a longitudinal length of support member, between the support member and the cover member. The non-tubular support member can extend within the inner cavity of the cover member. The cover member can be moveable relative to the support member to expose the thread.

Abstract: Provided is a travel motion assist device capable of assisting a travel motion of a user without causing any discomfort, and has a high level of versatility. A travel motion assist device includes an assist drive unit configured to be worn on a prescribed joint of the user required for the travel motion of the user, and to be driven in a corresponding manner, a torso motion detection unit configured to be worn on a torso of the user, and to detect the displacement of a center of gravity C indicating the movement of the torso, and a control unit configured to control an operation of the assist drive unit, wherein the control unit estimates a phase of the travel motion of the user according to a detection result of the torso motion detection unit, and drives the assist drive unit at a prescribed phase.

Abstract: A system and method for a compliant four-bar linkage mechanism for a robotic finger that includes: a monolithic bone structure comprised of a compliant joint region and an input link segment and a coupler link segment, wherein the input link segment and the coupler link segment are connected through the compliant joint; an output link; a ground structure; wherein the monolithic bone structure, output link, and ground structure are connected through a set of joints in a configuration of a compliant four-bar linkage mechanism which comprises: the output link on a first end and the coupler link segment connected through an output joint, the output link on a second end connected to a ground joint on the ground structure, and the monolithic bone structure connected to an input joint connected to the ground structure; and an actuation input coupled to the input joint.

Abstract: An exoskeleton structure includes a leg part to be fastened to a leg of a user, a foot part to be fastened to a foot of a user, a mechanical linking assembly linking the leg part to the foot part, and including a first pivot allowing the foot part to rotate relative to the leg part about a first axis when the foot of the user makes an internal/external rotation movement relative to the leg, and a second pivot allowing the foot part to rotate relative to the leg part about a second axis when the foot of the user makes a pronation/supination movement relative to the leg. The first pivot is at a height greater than or equal to 20 centimetres from the ground, and the distance between the first axis of rotation and the second axis of rotation is less than or equal to 5 centimetres.

Abstract: A percutaneous collar is made up of a central rigid ring and a flexible mesh inside a microporous silicone disc. The volume of the disc has a three-dimensional network of interconnected micropores forming microchannels connecting both external faces of the disc through the external micropores to the internal flexible mesh wherein the flexible mesh is formed by crossed longitudinal and radial elements or plates which form a plurality of holes.

Abstract: An intraocular lens system comprising a single lens comprising two optical surfaces selected to maintain image quality at the foveal centre whilst reducing image aberration at preferred retinal locus locations outside of the fovea region.