Abstract: A portable battery power operated chiropractic adjusting instrument, manipulator or thruster for applying a selectable adjustment energy impulse to a patient through a plunger having a resilient or cushioned head with the energy impulse applied to the plunger being supplied by a solenoid. The adjusting instrument can have annunciators or indicators for preload, readiness to operate, level of energy impulse and the like. The power source can be an internal rechargeable battery or removable rechargeable battery pack.

Abstract: Exemplary embodiments of massaging devices are disclosed herein. One exemplary embodiment includes a piston having a longitudinal axis, a massaging head connected to the piston, a motor located on a first side of the longitudinal axis and a handle located on a second side of the longitudinal axis. A drive mechanism for moving the piston and massage head is also included.

Abstract: A skincare device such as a facial skincare device performs a skincare procedure on a subject, in a series of zones of the skin of the subject, with each zone receiving a different skincare routine. The device has an interchangeable treatment head to perform the skincare procedure. A controller controls the treatment head to perform the skincare procedure. A sensor detects an individual treatment head when fitted to the device, by detecting and reading data from a tag on the treatment head, which automatically selects the sequence of skincare routines to be performed by the device on the zones of the skin of the subject.

Abstract: A percussive massage device that includes a housing, an electrical source, a motor positioned in the housing, a switch for activating the motor, and a push rod assembly operatively connected to the motor and configured to reciprocate in response to activation of the motor. The housing includes first, second and third handle portions that cooperate to define a handle opening, wherein the first handle portion defines a first axis, the second handle portion defines a second axis and the third handle portion defines a third axis, and wherein the first, second and third axes cooperate to form a triangle.

Abstract: A self-contained reciprocation mechanism is coupleable within an enclosure of a percussive massage device and is configured to receive an applicator head for stimulating a user's muscles. The self-contained reciprocation mechanism includes a spatial positioning bracket, a semi-cylindrical bracket, a piston, a motor, a crank, and a reciprocation linkage. The spatial positioning bracket is configured to receive the other interconnected components of the self-contained reciprocation mechanism and position said components relative to each other at close predetermined tolerances to assure that the interconnected components are properly positioned to provide consistent operating characteristics. The self-contained reciprocation mechanism is coupled within the enclosure using screws which extend through mounting tabs of the spatial positioning bracket.

Abstract: A percussive massage appliance has a general Y-shape, with first and second handle portions being suitable for being held by first and second hands, respectively, of a user, with the percussive massage head reciprocating along an axis that lies in a major arc defined by the two handle portions. One use for the device is so that a user can grip the device with both hands while delivering a percussive massage to his own lower back muscles. The device has a rotation mechanism such that the user can rotate the reciprocation axis through an arc of about 120 degrees relative to the handles, and an extension handle mates with one of the handle portions, providing great versatility to the user.

Abstract: A percussive massage device that includes a housing that defines a housing interior, a battery, a motor positioned in the housing, a switch for activating the motor, and a reciprocating shaft operatively connected to the motor and configured to reciprocate in response to activation of the motor. The reciprocating shaft includes a distal end that defines a reciprocation axis. The housing includes a first side portion and a second side portion that cooperate to define the housing interior and are defined on opposite sides of the reciprocation axis. The motor is positioned in the first side portion and the battery is positioned in the second side portion.

Abstract: A percussive adjusting instrument is provided which includes a percussive instrument head and a traversing arm that couples to the percussive instrument head. The percussive instrument head is movable with respect to the traversing arm. A vertical arm supports the traversing arm. The vertical arm also pivots the traversing arm and the percussive instrument head about an axis. A pivot assembly allows movement of the vertical arm and the percussive instrument head.

Abstract: A percussive massage device includes an enclosure having a cylindrical bore that extends along a longitudinal axis. A motor has a rotatable shaft that rotates about a central axis perpendicular to the longitudinal axis. A crank coupled to the shaft includes a pivot, which is offset from the central axis of the shaft. A transfer bracket has a first end portion coupled to the pivot of the crank. A flexible transfer linkage has a first end coupled to a second end portion of the transfer bracket. A piston has a first end coupled to a second end of the transfer linkage. The piston is constrained to move within a cylinder along the longitudinal axis of the cylindrical bore. An applicator head has a first end coupled to a second end of the piston and has a second end exposed outside the cylindrical bore for application to a person receiving treatment.

Abstract: A massage system includes a massage head configured to contact a treatment region of a patient during a massage treatment procedure, a body having a handle, a connector having a first end and a second end, wherein the first end is releasable secured to the body and the second end is coupled to the massage head, a motor positioned within the body and configured to drive movement of the massage head relative to the body, and a platform configured to be placed against the patient during a massage treatment procedure. The platform defines an opening. The platform is positioned so that the massage head extends at least partially through the opening during movement of the massage head relative to the body, and the platform surrounds the massage head in at least one dimension during movement of the massage head relative to the body.

Abstract: The footwear includes a sole, a plurality of massage units, and a controller. The sole provides a support to the underside of a user's foot when the user is wearing the footwear. The massage units each include a channel, a plunger, a spring, and an actuator. The plunger is disposed within the channel and may slide within it linearly. The plunger has a shaft which terminates in an applicator, the applicator being round and configured to provide pressure to the user's foot. The spring is configured to maintain the plunger within a contact-position when at rest. This contact-position occurs when the plunger is maximally distal to the spring. The actuator is able to draw the plunger against the spring and release the plunger in repetition when energized, enacting a massaging action. The controller is able to selectively engage the actuators.

Abstract: Provided is a facial massage device including: a massage head (1) that includes: a bearing element (20) that is intended to be placed against the face and that defines a bearing surface (S), at least one massage finger (21), each including a working head (22) intended to come into contact with the face and each being mobile between: a retracted position (R) in which the working head (22) is located short of the bearing surface (S) towards the inside of the massage head (1), an extended position (E) in which the working head (22) is located beyond the bearing surface (S) towards the outside of the massage head (1), means (25) for manoeuvring each massage finger (21) designed to move each of the massage fingers (21) alternately between the extended position (E) and the retracted position (R) thereof, and a drive housing (2) that carries the massage head (1) and that includes an electric motor (6) that actuates drive means (7) designed to transmit the drive from the electric motor (6) to the manoeuvring means (2

Abstract: The present invention is concerned with a massage device having a drive unit for generating a translational back-and-forth movement of the applicator along a first axis having an amplitude of 0.2 mm to 1.5 mm. The amplitude can be varied between two different operation modes of the device.

Abstract: A percussive massage device includes an enclosure having a cylindrical bore that extends along a longitudinal axis. A motor has a rotatable shaft that rotates about a central axis perpendicular to the longitudinal axis. A crank coupled to the shaft includes a pivot, which is offset from the central axis of the shaft. A transfer bracket has a first end portion coupled to the pivot of the crank. A flexible transfer linkage has a first end coupled to a second end portion of the transfer bracket. A piston has a first end coupled to a second end of the transfer linkage. The piston is constrained to move within a cylinder along the longitudinal axis of the cylindrical bore. An applicator head has a first end coupled to a second end of the piston and has a second end exposed outside the cylindrical bore for application to a person receiving treatment.

Abstract: A personal care product includes an elbow, a handle, an arm, a first personal care attachment, and a second personal care attachment. The elbow has a first end extending in a first direction and a second end extending in a second direction that is non-parallel to the first direction. The handle is coupled to the first end of the elbow such that the handle extends in the first direction. The arm is coupled to the second end of the elbow such that the arm extends in the second direction. The first personal care attachment is detachably coupled to the arm. The second personal care attachment is interchangeable with the first personal care attachment.

Abstract: The telescoping back tool kit is a multipurpose tool. The telescoping back tool kit comprises a base apparatus, a plurality of heads, and a threaded connection. The threaded connection removably attaches a head selected from the plurality of heads to the base apparatus. The head forms the working element of the telescoping back tool kit. The purpose of the telescoping back tool kit is changed by interchanging two heads selected from the plurality of heads. The base apparatus is a mechanical structure used to adjust the span of the distance between a user of the telescoping back tool kit and head selected from the plurality of heads.

Abstract: A percussive massage device includes an enclosure having a cylindrical bore that extends along a longitudinal axis. A motor has a rotatable shaft that rotates about a central axis perpendicular to the longitudinal axis. A crank coupled to the shaft includes a pivot, which is offset from the central axis of the shaft. A reciprocation linkage has a first end coupled to the pivot of the crank. A piston has a first end coupled to a second end of the reciprocation linkage. The piston is constrained to move within a cylinder along the longitudinal axis of the cylindrical bore. An applicator head has a first end coupled to a second end of the piston and has a second end exposed outside the cylindrical bore for application to a person receiving treatment. A motor controller measures current applied to the motor and displays a pressure indicator responsive to the measured current.

Abstract: A message apparatus includes a support frame, a moving unit, and a massage unit. The support frame includes an upright base wall. The moving unit includes two upright guide rails mounted to one of inner and outer surfaces of the base wall, a support seat including two slide members that engage respectively and slidably the guide rails, and a driving member disposed at an inner side of the inner surface of the base wall for driving the slide movement of the support seat. The massage unit is disposed at an outer side of the outer surface of the base wall, and includes a motor, a driving shaft driven rotatably by the motor, and a massage head coupled co-rotatably to the driving shaft.

Abstract: A drumming device for delivering a repetitive percussive strike to muscles below a skin surface comprises a main housing enclosing an electric motor with a shaft having a fixed rotational speed, a drive pulley, a toothed belt encircling the drive pulley and a driven pulley with an integral cam mounted on the pulley such that the rotating shaft causes the driven pulley to rotate at a predetermined number of cycles per second, the assembly causing a repetitive, reciprocal movement of a plunger body a fixed distance and at 16.6 cycles/sec, the plunger movable in a downward direction following contact with the cam, such that the plunger reciprocates within the housing when the cam member contacts the plunger causing the plunger shaft to move laterally outward. When the massaging device is properly position in contact with the skin the moving plunger causes muscle spindles to vibrate at their resonant frequency.

Abstract: The present application relates to a device for treating skin (1) comprising a housing (2), a shaft (14) located in the housing (2) having a longitudinal axis (‘A’) and an end for receiving a skin treating part (3). The device (1) further comprises a drive means configured to cause the shaft to rotate about its longitudinal axis, and to oscillate in a direction along the longitudinal axis, wherein the drive means comprise a rotational drive unit for rotating the shaft (14) and an oscillation generator (26) for oscillating the shaft. The oscillation generator (26) is located about the shaft (14) such that the shaft is rotatable relative to the oscillation generator. Furthermore, the oscillation generator (26) comprises a solenoid (39) and a flux assembly (25), and the flux assembly (25) is moveable along the shaft (14) relative to the solenoid (39).

Abstract: An end effector is capable of being used to stimulate a portion of skin at a stimulation frequency. The end effector includes a base portion that is couplable to a motor and an end portion having a plurality of contact points at which the end effector is configured to contact the portion of skin. The plurality of contact points are located at a target distance from each other that is based on an inverse of the stimulation frequency. The end effector is configured such that, when the base portion is coupled to the motor and the motor is operating, the end effector has a resonant frequency based on the stimulation frequency. When the motor is operating and a force is applied to bias the end effector toward the portion of skin, a cyclical stimulus is produced within the portion of skin at about the stimulation frequency.

Abstract: The invention provides a cordless chiropractic adjustment device including a thrust element (80) capable of impacting a body contact member (10), a resilient spring (314) arranged to bias the thrust element towards the body contact member, and a motor (120). The motor is arranged to move the thrust element between a variable primed configuration in which the thrust element is held out of contact with the body contact member, and a fired configuration in which the thrust element is propelled by the resilient spring into contact with the body contact member through a range of different impact forces. The motor is provided with direct current by one or more batteries (150), which may be rechargeable.

Abstract: An extensible device capable of switch, control, power and connection includes a signal receiving device adapted to receive a control signal and electrically connected to a small power source to control the small power source. The small power source is power-connected to an extensible structure. The extensible structure includes a transmission gear train, whereby a massage device, coupled with one reinforced motor, controllably effects a plurality of massage techniques in conjunction with the at least one extensible device.

Abstract: A powered skin care device is provided with a vibration damper between a vibrating motor and a handle of the device. The vibrating motor provides vibrations in a relatively gentle frequency and the brush head is provided with relatively soft bristles.

Abstract: A battery assembly has a command module with a power connection interface and a battery matrix interface. A battery matrix has a plurality of battery cells, an electrically erasable programmable read only memory (EEPROM) and a command module interface. The battery matrix interface may be removably interconnected with the command module interface, enabling power delivery from the battery matrix through the command module to the power connection interface and review of the EEPROM for capacity feedback with respect to remaining electrical power of the battery matrix.

Abstract: An orthopedic stretcher allows for alternately applying flexion and extension forces to a patient's leg. The orthopedic stretcher includes a base with a first leg pivotally connected thereto. A second leg support for engaging the patient's lower leg is linked to the first leg support. A first motor moves the first leg support and second leg support relative to the base, and a second motor moves the second leg support relative to the first leg support. The first motor and second motor apply an extension force or flexion force to the patient's leg to bend the patient's leg.

Abstract: A sexual aid device, for allowing a user being a first party of sexual relationship with a second party, to simulate the physiologic reaction of the penis of a human male.

Abstract: A vibrating device for use in comforting an infant includes a motor and an arm operatively coupled to the motor. The arm includes a first end operatively coupled to the motor and a distal end displaced from the proximal end, the arm being repeatedly movable between first and second configurations when the motor is energized. A pad member is fixedly connected to the distal end of the arm, the pad member having a soft construction configured to prevent injury when pad member contacts an infant. The vibrating device includes a housing including side walls defining an interior area configured to contain the motor. A housing side wall defines an aperture through which the arm extends away from the motor.

Abstract: A left and right movable massage device includes a first outer housing, a first inner housing, a motor, a left-and-right moving gear assembly, a second outer housing, a second inner housing and a massage assembly. The main driven gear is disposed on the first inner housing and is rotated by the motor, and the guiding pin is restricted in the direction restricting groove of the first inner housing, so that the rotation of the main driven gear is converted into linear motions in two directions to move the first inner housing in the left-and-right direction. With a single motor, different massage movements can be performed to meet different users' requirements.

Abstract: A massage device includes an outer housing, an inner housing, a drive motor, a gear assembly, a one-way bearing, a drive gear wheel, at least one massage member, and a linear motion device. The massage member can perform a massage through rotary motion and linear motion, and can massage by repeatedly moving forwards and backwards with respect to the user or at fixed positions. Furthermore, the gear wheels of the gear assembly are vertically disposed in the inner housing, while the drive motor is arranged in an oblique manner. Therefore, the inner housing doesn't need a large space to accommodate the gear assembly, and, consequently, the outer housing is also reduced in width.

Abstract: A battery pack with massage function includes a case, a battery cell, an electrical connector, a switch, a moving body, and an electrical actuator assembly. The case has an accommodation space and a through hole communicating the accommodation space. The battery cell is disposed in the accommodation space. The electrical connector is disposed on a surface of the case and is electrically connected to the battery cell. The electrical connector is used for connecting with an electrical receiver of an electronic device for supplying electrical power from the battery cell to the electronic device. The switch is electrically connected to the battery cell to be selectively switched to a close-circuit-state or an open-circuit-state. The moving body is capable of moving reciprocally via the through hole. The electrical actuator assembly is connected to the battery pack via the switch to generate a driving force to move the moving body reciprocally.

Abstract: Disclosed is a skin massage device, the proposed idea capable of a skin massage device of scrubbing a skin applied with a massage cream, then giving physical stimulus on the skin at a massage thus helping the relaxation of muscles and activating metabolism to serve an elastic, healthy skin, characterized in that an operation device 15 to reciprocally translate a beating member 21 back and forth is installed at a rotating shaft 14 of a drive motor 15 to which an electric energy of a battery 100 is selectively supplied/blocked according to change of on/off of a rotary switch 12, comprised of the beating member 21 inflicting physical stimulus while interworking with the operation device 15.

Abstract: Exemplary embodiments of massaging devices are disclosed herein. One exemplary embodiment includes a piston having a longitudinal axis, a massaging head connected to the piston, a motor located on a first side of the longitudinal axis and a handle located on a second side of the longitudinal axis. A drive mechanism for moving the piston and massage head is also included.

Abstract: A movable massage device is capable of overcoming the fixed-point type massage device and is provided with an outer housing, a toothed bar, an inner housing, a driven assembly, a drive assembly, a first massage head and a second massage head. With the cooperation of the driven and drive assemblies, the inner housing is able to drive the first and second massage heads to reciprocate transversely within the outer housing, to perform a local massage in a non-fixed-point manner.

Abstract: A massage device includes an outer housing, a first transmission mechanism, a second transmission mechanism, a massage seat and at least one massage unit. The first transmission mechanism drives the massage seat to reciprocate moving in the outer housing. The massage unit includes a sway arm having a hole at a center thereof to receive a sway wheel. One of side surfaces of the sway wheel is slanted. The second transmission mechanism drives the sway wheel to rotate and the slanted side surface of the sway wheel presses against the sway arm, thereby driving the sway arm to sway. Massage members are disposed on a top of the sway arm. Through reciprocating movement of the massage seat, swaying of the sway arm and spinning of the massage members, the massage device provides reciprocating pressing and kneading massages on a user's body.

Abstract: A modular biopsy, ablation and track coagulation needle apparatus is disclosed that allows the biopsy needle to be inserted into the delivery needle and removed when not needed, and that allows an inner ablation needle to be introduced and coaxially engaged with the delivery needle to more effectively biopsy a tumor, ablate it and coagulate the track through ablation while reducing blood loss and track seeding. The ablation needle and biopsy needle are adapted to in situ assembly with the delivery needle. In a preferred embodiment, the ablation needle, when engaged with the delivery needle forms a coaxial connector adapted to electrically couple to an ablating source. Methods for biopsying and ablating tumors using the device and coagulating the track upon device removal are also provided.

Abstract: A chiropractic adjusting instrument comprising a housing; thrust nose piece an impact head to contact a body, a preload switch plunger; a dampening spring; a solenoid having a core; a preload spring; a recoil spring; an electronic pulse system operatively connected to a power source to provide alternating current for energizing the solenoid to impart impulse energy from the core to the thrust nose piece which is reproducible and independent of the power source; and a trigger system for triggering the electronic pulse system comprising a switch activated by the preload switch plunger. Preferably, the chiropractic adjusting instrument includes one or more of the following: an intelligent universal AC power converter; optimized force-time waveform; pulse mode operation; a sensing device having a sense output and a suite of electromechanical components designed to promote reproducible dynamic force impulses and safe operation.

Abstract: A left and right movable massage device comprises: a first outer housing, a first inner housing, a motor, a left-and-right moving gear assembly, a second outer housing, a second inner housing and a massage assembly. The main driven gear is disposed on the first inner housing and rotated by the motor, and the guiding pin is restricted in the direction restricting groove of the first inner housing, so that the rotation of the main driven gear is converted into linear motions in two directions to make the first inner housing movable in the left-and-right direction. With a single motor, different massage movements can be performed to meet different users' requirements.

Abstract: A percussive massager is provided with a housing, a cushion, a percussive drive unit having a massage head with four spaced apart massage nodes, and a cover surrounding the massager. The nodes diametrically extend outwardly or upwardly from the exterior cushion surface to effect a rhythmic percussion to a user. The cover has at least two apertures through which the nodes protrude, and a flap extending over at least two of the massage nodes. The flap has a fastener to allow for removal of the flap from the cover. A percussive massager is also provided with a motor housing, a motor with a rotary output shaft, an elongated flexible rocker arm pivotally connected to the motor housing, and a massage node connected to an end region of the rocker arm. The flexible rocker arm deflects to provide compliance when the node contacts a massage surface.

Abstract: A massaging apparatus includes: a main frame including a guiding rail unit extending in a longitudinal direction, and a mounting seat mounted slidably on the guiding rail unit; a drive unit mounted on the main frame for driving the mounting seat to move along the guiding rail unit in the longitudinal direction; and a massage unit mounted on the mounting seat and including a massage rod having a head portion, and a motor having an output shaft journalled on the mounting seat and connected to the massage rod for driving eccentric rotation of the massage rod relative to the output shaft.

Abstract: One embodiment provides a body massager with a backrest, a lower torso massager, and an upper torso massager. The upper torso massager extends from the backrest for imparting a massage effect to the upper torso of the user. A biasing member is connected to the backrest and the upper torso massager for urging the upper torso massager into contact with the user. Another embodiment provides a body massager with a housing having a first guide oriented generally in a longitudinal direction of the housing. A carriage cooperates with the guide for limited longitudinal translation. A motor translates the carriage along the guide. A second guide is canted relative to a longitudinal direction of the housing. A massage member is supported on the carriage and cooperates with the second guide such that as the carriage is translated along the guide, the massage member is translated transversely relative to the carriage.

Abstract: A battery pack with massage function includes a case, a battery cell, an electrical connector, a switch, a moving body, and an electrical actuator assembly. The case has an accommodation space and a through hole communicating the accommodation space. The battery cell is disposed in the accommodation space. The electrical connector is disposed on a surface of the case and is electrically connected to the battery cell. The electrical connector is used for connecting with a power receiver of an electronic device for supplying electrical power from the battery cell to the electronic device. The switch is electrically connected to the battery cell to be selectively switched to a close-circuit-state or an open-circuit-state. The moving body is capable of moving reciprocally via the through hole. The electrical actuator assembly is connected to the battery pack via the switch to generate a driving force to move the moving body reciprocally.

Abstract: The physical therapy tools, systems, kits and methods described herein may be used to apply gentle, passive and progressive amounts of pressure (including numerous repetitions of small movements) to achieve therapeutic mobilization of a spinal joint. The tools described herein may include a plurality of pads and actuators, where the pressure within each actuator is controlled so that a continuously varying pressure may be applied to mimic the pressure applied by human hands. These tools may also include a controller and one or more user inputs. The physical therapy tools may be operated at different operating modes (e.g., continuously varying pressure modes, step-pulse high frequency modes, step-pulse low frequency modes) for treating a subject's spine, and may be part of a system or kit. Methods of treating a subject using these physical therapy tools are also described herein.

Abstract: A massaging apparatus capable of performing rubbing-massage properly with respect to a body part of a user having various shapes is provided. A massaging apparatus of the present invention includes a first massaging unit including a pair of massaging plates which are disposed at both sides of a body part of a user so as to sandwich the body part, a driving force transmission unit configured to cause the massaging plates to reciprocate in a direction along a side surface of the body part, and air bags which are disposed outside the massaging plates and are expanded and contracted by air supply and exhaust, to change a distance between the pair of massaging plates, wherein the massaging plates are reciprocatable along the side surface of the body part in a state where the air bags are expanded.

Abstract: A massage device includes a housing, a driving unit and two massage units driven by the driving unit. Each massage unit includes a planetary gear disc assembled with a universal joint, an inner gear engaged with the planetary gear disc, and a massage disc assembly disposed on a top of the inner gear and driven by the universal joint. The driving unit drives the planet gear disc to rotate and the universal joint drives the massage disc assembly to rotate, thereby providing kneading massage. The inner gear has an incline top surface. When the planet gear disc drives the inner gear to rotate, the incline top surface makes the massage balls on the massage disc assembly to move up and down, thereby providing patting massage. Thus, the massage device can produce kneading and patting massage actions.

Abstract: A therapeutic device includes a power unit for cyclically moving a therapeutic head unit at a frequency selected to cause compression wave energy to propagate through body tissue to a target scar tissue structure. The therapeutic head unit includes a plurality of differently shaped therapeutic heads to be pressed against the body surface.

Abstract: In the tapping device for producing beautiful skin, a Head contacts with skin. A Tapping mechanism pats the skin facing the Head with a Pad. The Tapping mechanism is equipped with the Pad at one end, and has a Shaft from which the Head projects and rolls back by piston actions. A Biasing member biases the Shaft toward one side of the piston actions. A Wire rod empowers the Shaft towards the direction resisting the biasing power of the Biasing member when tension is provided. An Actuator provides tension intermittently in a Wire rod, the tension of the wire rod and biasing of the bias member providing piston actions.

Abstract: A single-motor massager has a housing, a carriage and a lead threaded rod mounted in the housing, a guiding assembly, two transmission assemblies and a driving assembly mounted in the carriage, and two massage assemblies respectively driven by the transmission assemblies. The lead threaded rod has a right-handed thread and a left-handed thread so the carriage moves back and forth along the lead threaded rod and the massage assemblies can massage a large area of an operator's back. One of the transmission assembly has a one-way bearing so the carriage is able to stop at any position of the lead threaded rod and the massage assemblies are able to focus on a massage function at a specific position.

Abstract: A single-motor massager has a base, a carriage, a gear shaft assembly, a massager assembly and a motor. The base has two gear racks. The carriage is mounted movably on the base. The gear shaft assembly is mounted on the carriage and is mounted movably on the gear racks of the base. The massaging assembly is mounted on the carriage and connects to the gear shaft assembly. The motor drives the massaging assembly of the massager assembly to provide massaging function and to move the carriage and the gear shaft assembly and the massaging assembly along the base. With the two gear racks, the massaging assembly moves stably. With only one motor and the simplified gear shaft assembly and massager assembly, the manufacturing process of the massager is simplified and the cost of the massager is reduced.

Abstract: A massage machine using a small size and high torque brushless DC motor includes a driving unit moved up and down along guide rails of a chair and a first motor for moving the driving unit up and down. A pair of treatment head bases are driven reciprocally in opposite directions to each other; and a second motor reciprocally drives the treatment head bases in opposite directions to each other. Treatment heads are respectively supported by the treatment head bases; and a third motor drives the treatment heads in a plane substantially perpendicular to a backrest. A control circuit drives the respective motors respectively independently of one another. Each motor is a brushless motor.