An electrically powered wheelchair has a main frame, a seat frame, a seat back frame, a footrest frame, a wheel section, and an obstacle detection sensor. The seat frame is disposed above the main frame, and supports a sitting seat which supports buttocks and thighs of a user. The seat back frame is disposed behind the main frame, and supports a backrest which supports a back of the user. The footrest frame is disposed in front of the main frame, and supports a footrest which supports feet of the user. The wheel section movably supports the main frame. The obstacle detection sensor is installed in front of the seat frame, and detects an obstacle.

A standing chair comprises a main frame support assembly with a first frame support and a second frame support, at least two collapsible support arms with a first end and a second end, at least one bracket, at least one seat assembled to the collapsible support arms, a drive member positioned between right frame support and one collapsible support arm, another drive member positioned between left frame support and other collapsible support arm and a foot rest assembly with a pair of leg support bars. Right and left frame supports are parallelly connected and locked via a connecting means. The first ends of collapsible arms are moveably affixed to both right and left frame supports, whereas second ends are pivotally connected to a backrest support via fasteners. The two collapsible support arms are configured to automatically collapse and retract in accordance to sitting or standing mode of the standing chair.

A device to provide assistance in transferring and standing includes a knee-fixing unit wrapped around and supporting either the knee area or at least the front and sides of the lower leg area from knee to ankle of a care-receiver; a pelvis support wrapped around at least the buttocks or a section from the pelvis to thighs of said care-receiver in a manner that prevents slippage from said pelvis support from slipping off; and left and right pulling bands. Each band having two connecting ends attached to the side of a thigh section and the side of a hip section of said pelvis support respectively so that said bands are positioned above and below the greater trochanter when said care-receiver is being pulled up during transfer/standing assistance and are positioned in front of and behind the greater trochanter when said care-receiver is seated.

An apparatus and method for purification of air, is disclosed. The apparatus includes: (a) a mist generator, is configured to generate water micro droplets, (b) a charging chamber, is configured to transfer electric charges to the micro droplets, (c) an interacting space is configured to act as a physical barrier and provide sufficient space for adsorption of air pollutants, (d) a collecting chamber is configured to collect the contaminated micro droplets and convert them to a liquid form, (e) and a water recycling section, is configured to remove the contaminations and provide a usable clean water for the mist generator. The collecting chamber of the apparatus is incorporated with a plastic grid enhanced with surface modified nanofibers to promote the micro droplet collecting efficiency. Further, a method of fabricating a plastic grid enhanced with surface modified nanofibers for an air purifier apparatus is also disclosed.

A seat cushion provided for supporting a sitting person, including a seat portion having an upwardly facing surface and a downwardly facing surface; a plurality of mutually spaced inclined grooves formed in the seat portion; wherein the inclined grooves extend along at least a portion of the distance between the upwardly facing surface and the downwardly facing surface.

Disclosed is a toilet chair (1) comprising a chair back (2) including a head part (3) and a bottom part (4) and a seat (5) comprising a front part (6) and a rear part (8), wherein the seat (5) further comprises a toilet opening (7) through which a user may go to the toilet. The bottom part (4) and the rear part (8) are arranged next to each other and the bottom part (4) is arranged to be displaceable outwards in a direction towards the front of the chair (1) and the rear part (8) is arranged to be displaceable upwards in a direction towards the front of the chair (1). Methods for aiding a person in getting undressed or dressed by means of a toilet chair (1) and use of a toilet chair (1) is also disclosed.

An ergonomically designed seating apparatus having a seat and a backrest. The seat having a seat frame securable to a chassis, a seat support pivotally connected to the seat frame, and at least one first resilient member positioned between the seat frame and the seat support permitting resilient relative pivotal tilting between them. The backrest having a back frame securable to the chassis, a lumbar support connected to the back frame, a back support pivotally connected to the lumbar support, at least one second resilient member positioned along surfaces of the lumbar support and the back support permitting resilient relative pivotal tilting between them, at least one pivot arm connected to the back support configured to limit the pivotal range of motion of the back support, and at least one pivot block connected to the lumbar support configured to interact with the at least one pivot arm.

An apparatus is configured for use with a chair having a supporting surface, and includes a bottom member having a cushioning member, the bottom member adapted to be placed above the supporting surface. The bottom member has a rear edge adapted to be placed proximate a rear of the chair and a front edge opposite the rear edge. The apparatus further includes a top member having a bottom surface positioned in confronting relation to the bottom member and a top surface opposite the bottom surface. The top member and the bottom member are connected to each other along at least one of the front and rear edges, and at least a portion of the top member is slidable with respect to the bottom member. The apparatus further includes a second cushioning member connected to a rear end of the apparatus and adapted to extend upward from the rear end.

An electrically powered wheelchair has a main frame, a seat frame, a seat back frame, a footrest frame, a wheel section, and an obstacle detection sensor. The seat frame is disposed above the main frame, and supports a sitting seat which supports buttocks and thighs of a user. The seat back frame is disposed behind the main frame, and supports a backrest which supports a back of the user. The footrest frame is disposed in front of the main frame, and supports a footrest which supports feet of the user. The wheel section movably supports the main frame. The obstacle detection sensor is installed in front of the seat frame, and detects an obstacle.

A sacroiliac (SI) treatment apparatus and method includes a seat corrector that improves alertness for a user and helps to treat and alleviate SI joint pain, restless legs, poor posture, bladder control problems, leg cramps, ischial tuberosity pain, gluteal bursitis, neck pain, knee pain, hip pain, headaches/migraines, sciatica, peripheral neuropathy, radiculitis, Parkinsons disease, and other conditions benefiting from improved posture and seated pressure on the ischial tuberosities.