Abstract: A patient treatment table is provided wherein a patient table which is pivotally mounted on an upper frame may be tilted from a position near the vertical to a horizontal position in engagement with the upper frame and the upper frame and patient table are elevated to a desired adjustable height relative to a fixed lower base member in one smooth continuous motion. Conversely, when a patient is to be removed from the table the upper frame and table are lowered to a minimum height position and the table is tilted to a near vertical position again in one smooth continuous movement.

Abstract: An improved percussor assembly having a reciprocating percussion member for directing reciprocating motion to a user including a valve responsive to movement of the percussion member for temporarily and alternately interrupting the flow of gas in the percussor in response to the alternate movement of the reciprocating percussion member.

Abstract: The pins of a cranial extension holder engage indirectly in bitemporal cranial bores by means of plastic sleeves which cover the wound with a flange and, due to the conicity or splayability of the pin, make clean contact with the surface of the bore. Relative movements between the sleeves and the bores are prevented since the pin is rotatable relative to the bracket. The pins are adjustable in their longitudinal direction in the bracket which is constructed without joints.

Abstract: A board game designed on a "Renaissance" theme wherein the object is to become the first player to reach the finish point (the Castle) as a result of winning a series of contests and challenges. The game includes a gameboard having a playing surface with a path of travel, a playing piece for each player of the game, a plurality of instruction cards, a chance device for determining the movement of the playing piece along said path and at least one simulated coin for determining the winner or loser of a contest or challenge. The path has a plurality of stations including contest stations having indicia representative of a contest or event whereby one player may challenge another player, and a plurality of stations having indicia representative of a location that when occupied by the playing pieces of two players allows the second player to challenge the first for the right to remain on the station. The winner of a challenge is determined by one player matching a coin with his opponent.

Abstract: A combination vanity screen and patient support couch extension. The vanity screen includes two overlapping panels, an upright support panel and a pivoting extension panel. The overlapping edge of the support panel is hinged to the back of the extension panel so that the extension panel may pivot from an upright position in generally coplanar alignment with the support panel to a horizontal position in generally coplanar alignment with the primary patient support couch so as to act as a support couch extension. The upright panel and the extension panel are locked in a coplanar relationship by a door knob which includes a bolt and a striker plate mounted in confronting relationship on the upright panel and the overlapping edge of the extension panel.

Abstract: A percussor assembly having a gas inlet passageway, a gas outlet passageway, a gas sealing means therebetween, and a percussion member which is moved in response to gas pressure from the gas inlet passageway overcoming the gas sealing means, which gas pressure is then vented through the gas outlet passageway, includes a valve member for closing the gas inlet passageway when the gas pressure is vented through the gas outlet passageway.

Abstract: Described below are an apparatus and process for starting up externally-applied, cardiac-assist processes of the type wherein the assist is synchronized with the heartbeat. The improved process comprises the controlled stepwise reduction in the time portion of the pressure cycle wherein pressure rises on a portion of the patient's body and also comprises the controlled stepwise increase in the time at which the higher pressure portion of the cycle is active on the patient's body.

Abstract: A pneumatic percussor is disclosed herein for therapeutic purposes such as to loosen and mobilize bronchial secretions in humans which provides an applicator having a cylindrical body with a central partition incorporating a movable poppet valve. A front diaphragm is movably carried in the body immediately ahead of the partition so as to define a pressure chamber therebetween. A relief chamber is defined on the opposite side of the partition as established by a second or rear diaphragm which also carries the poppet valve. A hammer is secured to the front diaphragm so as to follow its movement and an application pad is fixed to the hammer. Biasing springs normally maintain the poppet valve closed and the front diaphragm against an impact seal carried on the partition.

Abstract: A distractor device is used to apply force to a pair of distraction hooks each positioned between selected pairs of vertebrae. The hooks are components of a spinal distraction system used in the treatment of spinal deformities or fractures. The distractor device includes a threaded rod having a pair of force applying members shiftably mounted on the rod and each engaging one of the distraction hooks. A threaded nut on the rod engages and causes one of the force applying members to be moved away from the other force applying member to exert a distraction force on the distraction hooks. Each force applying member is pivotally mounted on the rod and is also comprised of a pair of pivotally connected elements whereby the pivoting movement between the force applying members and the rod permits positioning and adjustment of the distractor device in confined spaces.

Abstract: An oil exploration game including a box-shaped game board with an upper playing surface and lower supporting surface with a rotatable cam located between such surfaces and having reremovably mounted game pieces some of which are operatively connected to the rotatable cam and further including information indicia means for recording events associated with the playing of the game.

Abstract: A retrofit whirlpool bath is described which includes an oblong tub having inwardly tapering side and end walls. The end walls each have a back supportive surface and each are provided with a wedge shaped recessed surface. One of the end walls is also provided with a vertical, semi-tubular recessed surface intersecting the wedge shaped recessed surface. The recessed surfaces include apertures receptive to water jet nozzles and are designed to enhance the pressure and turbulence of water flowing from the nozzles and to distribute the turbulent water against the back of a person reclining against the supportive surfaces.

Abstract: A cervical brace comprises independently adjustable chin support and occipital supports for constraining movement of the head in any direction. The chin support comprises a chin rest pivotably mounted on a front support mechanism that includes a stationary base member and a vertically adjustable front support member mounted on the front base member. The occipital support comprises an occipital rest for engaging the lower rear portion of the head and a rear support mechanism that includes a vertically movable rear support member mounted on a rear base member, with the rear base member including a pelvic support flange that rests on the pelvis of the patient so as to support the brace from the pelvis instead of the shoulders of the patient. The chin and occipital rests are connected together by means of rigid lateral slide supports, the length of which can be adjusted to move the chin and occipital rests closer together or further apart.

Abstract: In a soil cultivating implement comprising a harrow with tines and a trailing bladed rotor for smoothing the furrowy nature of the field surface left behind the rear row of harrow tines, the blades of said rotor are arranged in groups with intermediate spaces aligned with the harrow tines of the rear row of tines. Each group comprises at least three rings of blades which all work the earth ridges left behind the harrow.

Abstract: A scalp massing apparatus is mounted on a couch-like structure adapted for supporting the body of a user in an inclined position and comprises a pair of helmet sections having sponge-like inner surfaces and arranged to receive the head of a user together with yieldable biasing means arranged to bias the helmet sections toward each other and toward the head of the user and vibratory driving means interconnected with said helmet sections and supported by a part of the couch-like structure for imparting reciprocatory movement to the helmet sections thereby to massage the scalp of the user, the helmet sections being laterally adjustable to accommodate different head sizes and the helmet sections together with the associated reciprocatory driving means being adjustable relative to the shoulders and head of the user so as to accommodate persons of different stature and shoulder engaging means being adjustable relative to the couch-like structure so as properly to position the head of the user relative to the helmet

Abstract: A device for applying compressive pressures against a patient's limb from a source of fluid comprising, a sleeve for placement about the patient's limb and having at least one inflatable chamber. The compressive device has a device for intermittently inflating and deflating the chamber, a first conduit connecting the inflating device and the chamber, and a second conduit communicating with the first conduit upstream from the chamber. The compressive device has a pressure determining gauge communicating with the second conduit, and an element for providing resistance against fluid flow passing through the second conduit intermediate the first conduit and the gauge.

Abstract: Apparatus for chiropractic therapy and massage having a housing on which the user lies, pressure means including a number of pressure rollers disposed in the housing which rolls to apply pressure on the user lying on the housing, a support frame provided in the housing and supporting the pressure roller, a pair of pulleys provided in the housing, and a wire stretched between the pulleys to reciprocate the support frame. The apparatus further comprises a spring coupled to both ends of the wire for absorbing the elongation and contraction of the wire; and first and second interlocking members coupled to both ends of the wire and to the support frame for transmitting the driving force of the wire directly to the support frame without transmitting the driving force to the spring.