Abstract: Disclosed is a spine massager including a massaging member configured to move vertically along with horizontal reciprocating movements, thereby providing an enhanced massaging therapy effect.

Abstract: A massage chair capable of massaging even the foot by utilizing a whirlpool formed by the spouting of water is disclosed, in which the chair can be moved back and forth, its seatback can be reclined, and the instep and the sole of the foot can be massaged. The massage chair includes a supporting structure 20 and a seat 10. The seat 10 consists of a seat cushion 11 mounted and secured upon the supporting structure 20, and a seatback 12 upstanding on a rear edge of the seat cushion 11. A massaging mechanism 50 is internally installed within the seatback 12, and a seat moving mechanism 40 moves the seat cushion 11 back and forth. A foot bath tub 30 is formed on the supporting structure 20 in front of the seat cushion 11, and the foot bath tub 30 has water spouting holes 31, 32 and 33 on its bottom, on its side walls and on its rear wall respectively, and has a water spouting shower device 34 above it.

Abstract: A care or treatment attachment for a foot care apparatus, comprising at least one movable care or treatment element as well as a coupling piece, with which the attachment can be connected to the movement of a motor-driven driving shaft 8 inside the foot care apparatus 6. The attachment comprises a housing which is secured in position on the housing so that driving movement transmitted from the driving shaft does not move the housing. A coupling piece is movable mounted in housing and is supported movably corresponding to the driving movement transmitted from driving shaft of the foot care apparatus. The coupling piece at the driven side drives a power converter for the conversion of the driving movement into a differing movement which powers the one or more movable care or treatment attachments.

Abstract: A massage apparatus comprises an outer casing set, a chain set, and a prime mover set. The outer casing set is composed of two casings facing to each other with a curve casing wall with a longitudinal curvilinear casing groove respectively. A limit switch is disposed at both ends of the outer casing set. The chain set further comprises two wheel seats, two endless chains, two arm plates, and two pairs of sprockets, and two direction wheels. The wheel seats are disposed at two lateral sides of the outer casing set respectively and at an upper level relative to the outer casing set. Each endless chain fixedly joins with the respective wheel seat. Each arm plate pivotally connects with each wheel seat via a spindle. The respective arm plate provides a stop piece to limit a pivot angle thereof. Each direction wheel is sandwiched between the upper part and the lower part of the casing wall. The sprockets mesh with the endless chains.

Abstract: A relaxation station for inducing user relaxation includes a couch having a frame and a reclining surface attached to said frame for accommodating a user in a reclining position. The frame has a plurality of preferably pairs of massage grippers connected to and extending generally upward therefrom. These massage gripper pairs are elongated members projecting generally upward from the frame and the gripper pairs are capable of moving reciprocally between an open and a closed position to simulate finger manipulated massage. In a closed position, they cradle and contact the body or a portion thereof of a user. These massage gripper pairs having motive actuators for producing movement between said open and said closed positions, such as scissors extenders or flexible cables The massage gripper elongated members produce massage motions in at least one massage contact pad.

Abstract: A relaxation apparatus which comprises a reclining chair for supporting thereon a whole body of a person who desires relaxation. The person resting on the reclining chair is cyclically vibrated at a frequency not higher than 25 Hz. A control is provided for controlling the vibrating device. The maximum absolute value of acceleration of the vibration produced by the vibrating device to vibrate the person supported on the reclining chair is not greater than 0.1 G. The control controls the acceleration in dependence on the frequency of vibrations outputted by the vibrating device such that the acceleration is small when the frequency of vibrations outputted by the vibrating device is low while the acceleration is large when the frequency of vibrations is high.

Abstract: Massage pressure devices are fitted onto a chair which has a rocking back, either conventional rocking chair or an office chair with pivoted an spring-loaded back, so that massage is applied to the back of a person seated in and rocking the chair. The massage pressure devices are rollers or pads which are mounted so that the amount of massage pressure and the position of the massage pressure are adjustable in accordance with the user's desires. The massage pressure drive mechanism includes a reference to the base so that the massage pressure devices are driven up and down the chair back as the chair back rocks back and forth. In a conventional rocking chair, the truck carrying the massage pressure rollers is adjustable in both pressure of the devices against the back and the position thereof.

Abstract: A massage device for massaging back and/or feet of a user consists of groups of massaging elements connected together so that the elements of each group move together to execute a recurrent motion and press against a resilient surface in contact with the user. The elements in each group are able to move independently of the other groups and the elements are arranged in parallel rows with the massaging elements of each row staggered along the row with respect to the massaging elements of an adjacent row.

Abstract: A lower leg massager of the present invention can massage the lower legs over a wide range and in a preferred manner by constructing the apparatus in such a manner that the lower leg can be pressed over a wide range without arranging a plurality of massaging member along the length thereof.

Abstract: An apparatus for rising and falling a medicator of an automatic hot-heat treatment device, includes: a movement space formed vertical to a main body of a movable body horizontally moving along with a screw rotated by a motor; a treatment device moving plate having a carrying bar insertedly bound with the movement space and moving in the movement space its horizontal movement and a jaw at the lower end portion of the carrying bar; and a rising and falling spring positioned between the treatment device moving plate and the movable body, for moving the madicator up and down so as to be tensed and contracted according to the curve of the body of the user to thereby pressurize and foment the diseased part of the user.

Abstract: A massager to be inserted in the back of massage chairs, comprising a frame which supports a massage assembly constituted by a plurality of massage wheels actuated by at least one gearmotor; the frame is movable in a vertical direction, and the massage assembly is independent of the frame and can move at right angles to a plane in which the frame is formed.

Abstract: The device is intended to make massages of the left side of the user's back independently from the right side of the user's back, with the added possibility of regulating the intensity of such massage also independently in the modes of kneading, tapping vertical displacement. It has four independent motors (1, 3, 10 and 12) governed by a control unit (18) and which transmit the rotation to respective excentric (2, 4, 11 and 14) or centered (22) axes which are connected to conventional massage applicating elements (5 and 14). Said axes (2, 4, 11 and 14) or (22) include sensors (17) which inform on the angular position. The device is also provided with two motors (9 and 16) for the vertical displacement which are also connected to the control unit (18).

Abstract: A body stroking apparatus having a housing with a channel extending longitudinally therealong, an arm extending outwardly from the housing through the channel and vertically upwardly therefrom, a crossbar extending outwardly transversely to the arm, a plurality of flexible members affixed to the crossbar and extending downwardly therefrom, and a translation mechanism for moving the arm back and forth along the channel. The plurality of flexible members can include a plurality of flexible strips, a plurality of beaded lines and a plurality of flexible strands. A mat can be provided with a surface suitable for receiving a human body thereon such that the mat is positioned against a side of the housing with the crossbar extending over a top of the mat.

Abstract: A foldable massaging mattress is disclosed. The massaging mattress includes a mattress body having a protruding pillow portion at an end thereof and a track having a first end and a second end. The track is arranged in the mattress body and extends in the longitudinal midway of the mattress body. The track has at least two sections pivotally connected with each other. A gear case is arranged in the protruding pillow portion of the mattress body in a location adjacent to the first end of the track. A sprocket case is arranged in the mattress body in a location adjacent to the second end of the track. A DC motor is included for driving the gear case. A carriage has opposed two ends and is movable along the track. A chain runs between the gear and sprocket cases and has two ends attached to the opposed two ends of the carriage. The chain is driven by the gear case.

Abstract: A cyclically driven, straightly and reciprocally moving massage device for positioning rotary massage components is installed in the interior section of a back massage chairs or pillows, enabling an axial moving applied upon the user. The massage components of the device are capable of rotating and straightly moving continuously. The device consists of a base plate having a driving gear and a driven gear, and a base mounting plate. The base plate has studs for pivotably mounting the driving disk and driven disk, respectively. A cyclically moving chain or a timing belt is installed around the outer circumference of the driving disk and the driven disk so as to formed with a loop for transmitting moving forces. Furthermore, different structural type massage components are selectively utilized to provide continuous rotation modes without any power supply or circuit wiring on the base mount to thereby facilitate the maintenance of motion.

Abstract: A drive arrangement for a massage chair, in which massage elements, for example massage rollers, are movable in various directions, with at least one drive shaft for the massage elements, which are driven by electric motors. The electric motors are set onto the end of the shafts.

Abstract: A small lightweight yet strong frame (12) housing multiple flexible axles (22) which in turn support foam rubber roller balls (16), which roll about an axis creating: massage, intersegmental traction, trigger point therapy, and active exercise to the back of the user. These axles (22) are made more efficient by the placement of bushings (26) where they are contained by frame (12). Foam rubber balls (16) contain sleeves (30) which promote free rotation. A sliding head rest (38) is provided for comfort and is also used to facilitate optional concomitant neck and back treatment and multiple tension adjustments (46) (36) are provided for varying resistance to glide.

Abstract: A massage apparatus comprises a support structure, a plurality of massaging arms operatively connected to the support structure, and an actuating mechanism. Each massaging arm has at least one massaging finger adapted to impart a massaging force to a user. Each massaging arm is moveable relative to the support structure in a manner to move its corresponding massaging finger relative to the support structure between a rearward position and a forward position. The actuating mechanism is adapted to engage the massaging arms in a manner to sequentially move the massaging fingers between their rearward and forward positions.

Abstract: A vertically-oscillating spa massager for use in a hydrotherapy hot tub by a bather, and having a massager component slidably and captively mounted on a vertical track of a base member mounted on the hot tub. The massager component oscillates in a vertically reciprocating manner on the vertical track preferably by means of a rotating drive arm pivotally attached to the base member at a pivot end and slidably connected at a swing end through an elongated aperture on the massager component. The rotating drive arm is preferably driven by a water driven turbine. Additionally, the massager component has at least one convex surface, preferably a roller, which is used to apply contact pressure on a bather and rollably perform the massage as the massager component oscillates.

Abstract: An apparatus for performing spinal therapy is disclosed and includes a base assembly having a pair of spaced-apart, vertically extending guide posts and at least one stabilizing foot associated with each guide post and capable of pivoting from a folded to an expanded position to stabilize the apparatus during use. A lift bar assembly is disposed between the guide posts. The lift bar assembly includes a horizontal cross bar interconnected between two lift bars which are slidably attached to the guide posts. An elongated fluid filled pad is disposed between the guide posts and over at least a portion of the horizontal cross bar. An actuator, including a motor operably connected to the lift assembly, is used to selectively raise and lower the lift bar assembly. A cable and pulley system is incorporated into the apparatus for raising and lowering the lift bar assembly in a uniform manner.

Abstract: Both feet-used arch swinging exerciser includes a hollow housing, a driving unit and an arch swinging mechanism. The driving has a rotary output shaft on which a rotary block is disposed. A driving rod extends from the rotary block. The arch swinging mechanism includes an arch swinging member and an extension rack for resting both feet of a user. The arch swinging exerciser is swung through a unique arch swinging path so that the arch swinging exerciser not only can horizontally swing and exercise both feet, but also can intermittently vertically exercise both feet. Therefore, the feet are more smoothly exercised to eliminate the tiredness of the feet and expedite blood circulation of the feet, legs and waist of the user. In addition, the safety in use of the arch swinging exerciser can be ensured.

Abstract: In a massage device, a rotary drive shaft is disposed uprightly in a hollow casing. Parallel upper and lower output shafts are mounted transversely in the casing, and have opposite end portions that extend out of the casings. An upper gear set includes an upper drive gear sleeved rigidly on the drive shaft for co-rotation therewith, and an upper driven gear meshing with the upper drive gear and connected rigidly to the upper output shaft. A lower gear set includes a lower drive gear disposed coaxially on the drive shaft, and a lower driven gear meshing with the lower drive gear and connected rigidly to the lower output shaft.

Abstract: A massage chair capable of massaging even the foot by utilizing a whirlpool formed by the spouting of water is disclosed, in which the chair can be moved back and forth, its seatback can be reclined, and the instep and the sole of the foot can be massaged. The massage chair includes a supporting structure 20 and a seat 10. The seat 10 consists of a seat cushion 11 mounted and secured upon the supporting structure 20, and a seatback 12 upstanding on a rear edge of the seat cushion 11. A massaging mechanism 50 is internally installed within the seatback 12, and a seat moving mechanism 40 moves the seat cushion 11 back and forth. A foot bath tub 30 is formed on the supporting structure 20 in front of the seat cushion 11, and the foot bath tub 30 has water spouting holes 31, 32 and 33 on its bottom, on its side walls and on its rear wall respectively, and has a water spouting shower device 34 above it.

Abstract: An automated chest percussor apparatus for dislodging and loosening pulmonary secretions in one's chest.

Abstract: An apparatus for massaging a body lying in a prone position that includes a frame and a massaging assembly. The frame includes a base, a post, a transverse member, a track, and end caps. The massaging assembly includes a housing, a motor with a drive shaft, a battery, a drive pulley, a driven assembly, an axle, a pair of wheels, a driven pulley, and a belt. When the motor is energized by the battery, the drive shaft rotates, which rotates the drive pulley, which rotates the belt, which rotates the driven pulley, which rotates the axle, which rotates the pair of wheels, which causes the pair of wheels to rotate on the track bar and cause the massage assembly to traverse longitudinally relative to the track bar. The massage assembly further includes a limit switch.

Abstract: A massage apparatus includes an upright frame member having a parallel pair of vertically extending guide rails, and an externally threaded screw shaft mounted on the frame member and disposed parallel to and between the guide rails. A slide frame extends between the guide rails and is coupled slidably thereto so as to be movable upwardly and downwardly therealong. A massage drive unit is mounted on the slide frame, and includes an upright rotatable drive shaft having a lower end provided with a first gear and an upper end provided with a second gear, and a massaging roller assembly driven by axial rotation of the drive shaft for imparting a massaging action. A first transmission belt is coupled to a motor on a lower frame part of the slide frame and the first gear so as to enable the motor to drive the drive shaft to rotate axially. A coupling unit is mounted on the upper frame part of the slide frame, and includes a rotary member coupled threadedly and rotatable relative to the screw shaft.

Abstract: A pressing medical treatment apparatus (10) comprises a pressing section (55) for pressing the back of a human body and a detecting section (66) for detecting spinous process. The detecting section (66) includes a pressure sensitive sensor (23) for detecting spinous process, and it is movable in the plane parallel to the back of the human body by the aid of a guide section (21). The detecting section (66) is moved along vertebral column to detect spinous process of seventh cervical vertebra. Respective spinous processes of first to twelfth thoracic vertebras are detected on the basis thereof. A control unit (9) stores positions of thoracic vertebras corresponding to detection positions of respective spinous processes. The control unit (9) controls operation of the pressing section (55) on the basis of the stored position information so that predetermined thoracic vertebra (affected part) is pressed by using a roller (5).

Abstract: A chair-type massager comprises a chair body for use as a support member for supporting a user's body and a massage apparatus located in a seat back of the chair body. The massage apparatus includes a base member and a pair of massage units, right and left, provided on the base member. Each massage unit has a movable element. The movable element is provided with a tilt member. A treatment member is attached to the tilt member. The tilt member is driven by means of an airbag. The movable element is rotated around a shaft by means of a motor so that the treatment member can move along a curved surface of the user's body.

Abstract: The invention provides a massage machine of the chair type having contact portions for applying a pressing force concentrically or dividedly so as to massage the user with the desired intensity. The machine comprises a massage unit having a first therapeutic finger for giving tapping massage to the upper part or the upper to frontal part of the shoulder of the user, and a second therapeutic finger for giving tapping massage to the back or the back to the posterior part of the shoulder. The fingers each have a portion to be brought into contact with the user at the forward end of an arm. The arms are pivotally movable independently of each other by respective finger drive means.

Abstract: A method and apparatus is disclosed for providing therapeutic musculoskeletal massage to a patient. The apparatus comprises a table having a plurality of roller assemblies, each of which is mounted on a support rail that is attached to the table. The roller assemblies each have rollers and extension arms of differing sizes, lengths, and contours that are specifically designed and selected to provide optimal therapeutic effect to a specific portion of a patient's spine.

Abstract: Machines for treating neuromuscular pain conditions and injuries by slow patient-controlled stretching of a muscle or group of muscles when they and surrounding muscles are in a relaxed state (i.e., with little or no extrafusal muscle fiber contractions). The machines include a fixed support such as seat. An adjustable support, such as a back or side rest is adjusted for the particular patient. A controllable support moved in an alternating motion, under the patient's control, allows the injured or painful muscle to be slowly stretched by gravity, while the muscles are relaxed. The controllable support is preferably moved by a hydraulic cylinder.

Abstract: In a rocking chair device which assists sexual intercourse of old persons or handicapped persons to be made easy, especially wherein rapid rocking is secured in reasonable state and the safety is considered. The rocking chair device is provided with front and rear base plates which are made of a strong and non-flexible material such as band iron and are suspended and connected to a machine base frame and capable of being rocked in the front and rear direction, chairs which are arranged on the respective base plates through support columns and come close to each other, and a rocking device which rocks the chairs simultaneously in the direction of coming close to each other and getting away from each other. The rocking device supports a reversing shaft to the machine base frame at the intermediate position between both chairs in the orthogonal direction to the rocking direction of the chairs, and connects a rod moved linearly in the forward and rearward direction by rotation of a motor and the reversing shaft.

Abstract: A pain relieving device for selectively applying three or more pain relieving modalities to an upper body region of a person. The modalities include acupressure and at least two other modalities selected from the group of vibration, massage, heat, traction and electric stimulation. The device further includes a controller for enabling an operator of the pain relieving device to select which two or more of the pain relieving modalities are applied to the person at any given time. The controller causes the pain relieving apparatus to automatically apply the selected modalities to the person.

Abstract: A device and method for treating the symptoms of Parkinson's disease involves a shaking device with a horizontally, linearly, sinusoidally reciprocating foot support pad connected to a motor via a flywheel and linkage mechanism enclosed in a housing. The motor, linkage and flywheel, as well as the foot support pad are slidably supported on a pair of rails within the housing. The motor-flywheel-linkage assembly and the foot support pad have opposite, complementary balancing motion to minimize the vibration induced to the housing of the shaking device. In the treatment method, the patient is placed on a support and the patient's foot is placed on the foot support pad, at which time the shaking device is activated for a period of time. The orientation of the shaking device and the positioning of the patient can be varied to direct the shaking effect induced in the patient's body to certain desired areas.

Abstract: A massaging device for insertion in the back of massage chairs or the like, comprising a frame which supports, so that they can rotate about their respective axes, an upper shaft and a lower shaft having parallel and substantially horizontal axes and eccentric portions. Two arms are provided, each arm supporting a massage wheel which can rotate about its own almost horizontal axis, and, proximate to one of its ends, the corresponding massage wheel and being connected, proximate to its opposite end, to an eccentric portion of the upper shaft and, at an intermediate region, to an eccentric portion of the lower shaft. Elements are also provided for rotating the shafts about their respective axes to produce an alternating movement of the massage wheels in a substantially horizontal direction and in a substantially vertical direction, the actuation elements comprising an upper gearmotor which actuates the upper shaft and a lower gearmotor which actuates the lower shaft.

Abstract: The invention comprises a chiropractic table having a main table with a pair of slots in the upper surface of the table and a chiropractic back engaging spinal treatment mechanism is mounted in one slot and a lower posterior engaging sacral iliac treatment mechanism is mounted in the other slot. The back spinal treatment mechanism comprises a pair of back engaging ridge members in the slot with the upper edges of the ridges projecting above the upper surface of the table for the back of a patient to rest upon on opposite sides of its spine.

Abstract: A massaging device having a very simple structure, which can be used directly or can be inserted in the back of massage chairs or the like comprises a post which supports, so that it can slide in a substantially vertical direction, a movable framework provided with massage wheels. Elements are provided for the translatory motion of the framework along the post to move the massage wheels in substantially vertical directions to perform a massaging action of the so-called "stretching" type. The structural simplicity of the device allows to significantly contain its production costs.

Abstract: A rocking machine has an outer casing, an upper seat, a motor, a hollow connector, a drive member, a right rocking member, and a left rocking member. The motor which is disposed in the outer casing has a shaft inserted in the hollow connector. The hollow connector has an upper rod. The drive member has an upper block, a lower oblong groove, and two lower oblong recesses. The right rocking member has an upper through aperture and a lower through aperture. The left rocking member has an upper through hole and a lower through hole. The upper rod is inserted in the lower oblong groove. The upper seat is disposed on the drive member. The right rocking member receives a right lower portion of the drive member. The left rocking member receives a left lower portion of the drive member. Four angle plates are fastened in the outer casing to position the right and the left rocking members pivotally.

Abstract: An exercise bicycle is composed of a base, a motor, a seat plate, a plurality of resilient elements, a support unit, a seat, a handle, two pedals, and a drive device. The motor is mounted on the base and provided with an eccentric rod fastened with a shaft of the motor such that the eccentric rod is capable of disturbing the seat plate to vibrate horizontally at the time when the motor is in operation. The horizontal vibration of the seat plate is imparted via the support unit to the seat, the handle and the pedals for massaging the hips, the back, and the hands of a user of the exercise bicycle, who is engaged in a leg exercise.

Abstract: A power actuated mechanical backrest apparatus is disclosed. This device is provided to cooperatively interact with the musculature of the human back for the purpose of providing massage action. The device consists of a rigid frame including a movable spindle. The device functions using a movable spindle and a variety of gears to cause various plungers to ride against undulating forms causing the plungers to undulate against the user's back and thereby provide a mechanical massage action. The backrest is overlaid with a cushion material that may be provided with a heating member. The device is small, portable and lightweight.

Abstract: A device for motioning selected body portions and supporting other body portions of a user seated thereon is provided. The device comprises a base member, a peripheral member, and an ischial pad. The ischial pad is operably connected to the body member and at least partially surrounded by the peripheral member. The ischial pad undulates about two orthogonal axes and relative to the peripheral member. The ischial pad isolates and engages the right and left ischial tuberosities of the user seated on the device for simulating the natural motion of the user's spine. The peripheral member supports the user's body portions proximate the ischium.

Abstract: A tapping-type massaging mechanism includes a drive motor; a support plate secured to the drive motor so as to extend radially outwardly of the motor; a crank pin eccentrically secured to an output shaft of the drive motor; an elastically deformable connecting member secured to the support plate at one end thereof so as to extend in the same direction as the output shaft; a vibrating plate secured to the other end of the connecting member so as to be movable relative to and in parallel with the support plate, the vibrating plate receiving therethrough the crank pin for rotation; and a tap-massaging member mounted on an end of the vibrating plate so as to orient toward a direction orthogonal to the output shaft.

Abstract: A therapeutic arrangement for treating paravertebrae has a bed and a therapeutic device positioned in an opening formed in the bed. The therapeutic device has four movable cushions arranged at four corners of an H-shaped center frame. The center frame has a transverse member and two lateral pivotal arms connected to the ends of the transverse member, forming an H-shape. Each end of the pivotal arms carries one of the four cushions. The pivotal arms are connected by a coupling arm in one embodiment, each connected to an electro-mechanical moving device in another embodiment, and each connected to a pneumatic spring in yet another embodiment to control the movement of the pivotal arms so that the pads at the opposite ends of the same pivotal arm move in the opposite directions (up and down), enabling one of the pads attached to one of the pivotal arms to move in the same direction as one of the pads attached to the other of the pivotal arms.

Abstract: A driving device of the massaging chair including a main shaft, a bevel gear mounted on one end of the main shaft, a worm rod mounted on another end of the main shaft, and a driving rotor mounted slidably between the bevel and the worm rod. When the main shaft is driven by a motor to turn forward, the driving rotor is engaged with the bevel gear to actuate a kneading shaft of the massaging chair. When the main shaft is driven by the motor to turn backward, the driving rotor becomes disengaged with the bevel gear and moves away from the bevel gear to engage the worm rod so as to actuate a beating shaft of the massaging chair.

Abstract: A massaging chair is capable of assuring comfortable use, both in the sitting and lying positions. The massaging chair comprises a seat, a reclining backrest pivotally connected about a pivot axis to the seat so as to be movable between an upright position and a horizontal position with respect to the seat, and a massager is disposed on the side of the reclining backrest to give a massage to a back of a user resting on said seat. A pair of armrests are disposed on the opposite sides of said seat. The armrests are designed to extend arcuately substantially about the pivot axis of the backrest. With this arrangement, the user's arms on the armrests can be kept at a fixed comfortable angular relationship with respect to his or her body, irrespective of the varying angles of the reclining backrest on which the user rests with varying posture.

Abstract: The invention presents a method and device for increasing the fracture resistance of a bone tissue to a traumatic force. The method includes the step of selecting a nonphysiological impulse force having a location and direction resembling that of the traumatic force, but having a magnitude significantly smaller than the magnitude of the traumatic force. The impulse force is then repeatedly applied to the bone tissue, thereby stimulating the bone tissue to grow bone mass in critical areas where stresses from the traumatic force are largest. A device for applying the method includes an impulse force applicator for repeatedly applying the impulse force and a positioner for positioning the impulse force relative to the bone tissue.

Abstract: A bed for patients that require periodic movement of their body parts. The bed includes a rectangular frame with panel members transversally disposed. Each panel member is supported by a pair of eccentric members that in turn are rigidly mounted to two spaced apart shaft that are parallel to each other. The shafts are imparted a rotational force by a motor assembly that generates a reciprocating movement that is translated to a rotational movement applied to the shafts. The eccentric members cammingly engage the underside of the panels, and they are divided in two sets of eccentric members that are aligned with respect to each other so that each set is composed on non-adjacent alternate panels that are lifted when the panels of the other set are brought down.

Abstract: A convertible wheel chair/bed for paralyzed invalids comprises a support on which the invalid rests, the support comprising a plurality of support segments which define a support surface. The support segments can be moved simultaneously so the parts of the skin which were in contact with some support segments are relieved from pressure and exposed to air so that perspiration on that portion of the skin can evaporate, while other parts of the skin of the invalid are engaged and supported by support segments.

Abstract: A massaging machine which uses a plurality of spring-loaded metal fingers which move vertically up and down the back of an individual sitting in a chair. A relatively large portion of the back is involved and the action simulates that of a skilled masseur thus providing relief from stress and pain.

Abstract: Support structure consisting of a plurality of elements for chairs, beds and the like, which may be moved individually or in groups, in which the mechanism which performs the movement of the generic element downwards and successively upwards is composed by an articulated parallelogram having one side integral with said element, that side presenting a small wheel which is in rolling contact with a cam fitted to a shaft supported by a lug integral with the frame.