Abstract: Surgical instrumentation in the form of a clamp assembly specifically structured to position and maintain sections of blood vessels, such as veins and arteries, such that open ends of such blood vessel sections are maintained in immediately adjacent relation to one another and properly exposed so that such ends may be sutured or otherwise secured together. The clamp assembly is structured such that the vessel sections to be attached are supported and engaged both interiorly and exteriorly to insure maintenance of the respective open ends of such sections in a substantially outwardly flared and exposed position for attachment to one another.

Abstract: An educational word game apparatus utilizes a board with a diamond shaped playing area formed in a checkerboard pattern. A pair of goals is provided and players more playing tiles over the checkerboard squares toward the goal according to a roll of a die. A large deck of word cards is provided with each card having a word on one side and the meaning thereof on the other side. At each roll of the die, a player draws a card and chooses to either define or spell the word. If the correct answer is given, the player may advance a playing tile. The first player to move a certain number of playing tiles to his goal is the winner. A goal may be the word ALPHABET and tiles having letters of this word are used to cover the corresponding letter when reached by a playing tile.

Abstract: A golf ball and tee setter for simultaneously holding a ball and tee prior to inserting a tee into the ground and for releasing the ball and tee with the ball remaining in the teed position subsequent to inserting the tee into the ground. The tee setter has an elongated handle and a pair of opposed cup members pivotally attached to one end of the handled. The cup members are arranged to simultaneously hold a golf ball and tee when in a closed position and to release the ball and tee when in an open position. The cup members are normally held in the closed position by a spring biasing element and are moved to the open position by a hand operated mechanism accessible at the other end of the handle, the hand operated mechanism being attached to the pivoted cup members. The apparatus is so designed that a player may set a ball and tee in place from a standing position.

Abstract: A ball bat which includes three portions formed of different types of wood and laminated together. The bat portions are formed of light wood, heavy wood and soft wood, respectively, from the handle to the barrel end of the bat.

Abstract: A game which can be played competitively by two to eight persons, and which simulates educational methods involving the school or college curriculum, is comprised of a flat board containing one sequence of outer playing spaces and associated pictorial and/or printed indicia and at least one sequence of inner playing spaces and associated pictorial and/or printed indicia. Playing pieces are adapted to be moved by a player a number of outer playing spaces dictated by a number-selecting device. Other playing pieces are adapted to be moved by a player a number of inner playing spaces dictated by the passing of a test. The game also includes two sets of question and answer cards that represent lessons and tests for the players. By correctly answering the test questions, players can advance their playing piece on the inner playing spaces.

Abstract: A sling for an archery bow of a conventional type having a handle, a pair of limbs extending in opposite directions from the handle and a bow string interconnecting the outer ends of the limbs. A generally U-shaped bracket is attached to a central portion of the front of the bow at a position just below the handle. An elongated member having a first and second end is attached to one end of the U-shaped member by being threaded through two spaced apart holes therein. The other end of the U-shaped member has a hole through which the elongated member is slidably received and a clip is attached to an intermediate portion of the U-shaped member for selectively holding the other end of the elongated member stationary with respect to the U-shaped bracket but allowing such other end to be quickly removed from the clip to allow such other end of the elongated member to slide in and out of the opening therein as desired.

Abstract: A question and answer game involving the field of criminal justice includes a game board, playing tokens, a die and cards. The board includes two playing tracks upon which the playing tokens move. The tracks consist of playing spaces having indicia thereon that relates to different question and answer categories. The two tracks intersect at various points and the intersection points are connected to a retaining area via a path. The retaining areas are in turn connected to one of the two tracks via a one-way path. The cards contain questions and answers relating to three levels of difficulty. Prior to the start of the game, players choose a particular level of difficulty. Thereafter, a player landing on one of the intersection points has the option of answering a question from a higher level of difficulty than that chosen by the player before the start of the game.

Abstract: A vascular shunt is employed for use in surgical by-pass operations to divert blood flow during an operation from the aorta into a plurality of arteries serving different organs of the body. The vascular shunt is comprised of a hollow, flexible inlet tube with an inlet tip projecting therefrom and turned to form an inlet mouth. The tip is adapted for insertion into an incision surgically formed into the wall of a human aortic artery so that the mouth of the inlet tip is directed upstream into the aorta. A releasable inlet sealing means is connected to the inlet tip to lock blood flow in the aorta downstream beyond the inlet tip. Tubular branches emanate from the inlet tube. Each branch is of a smaller internal cross-sectional area than the inlet tube and is adapted for connection to an artery serving an organ of the human body.

Abstract: A ball throwing machine comprising a first pair of counter-rotating wheels whose axes are parallel to each other, and a pair of second counter-rotating wheels which are disposed forwardly adjacent the first rotary wheels and whose axes are parallel to each other and substantially at right angles as seen in front view to the axes of the first rotary wheels. A ball is nipped between the outer peripheral surfaces of the first rotary wheels and accelerated, whereby the ball is propelled forward. Then, this propelled ball is nipped between the outer peripheral surfaces of the second rotary wheels and further accelerated and thereby thrown forward.

Abstract: A gaming device employs a plurality of video displays, each presenting an output consisting of gaming symbols which are scrolled to simulate the effect of a revolving mechanical reel. The device includes electronic circuitry effectively storing, for each video display, an electronic signal sequence corresponding to a sequence of gaming symbols which is scrolled on the associated video display. Each electronic symbol sequence consists of a series of separate, sequentially-addressable sectors of electronic data storage, each sector containing a sequence of symbol addresses which access a single, common symbol signal storage space containing the symbols which occur in all of the presented sequences. A symbol sequence is scrolled by randomly selecting a starting symbol, sequentially addressing, from the starting symbol, the symbols defined by the symbol addresses in the reel for a predetermined period of time during which the reel rotates, and then halting the rotation at a stopping symbol.

Abstract: A dispenser comprising a base and a reel rotatably mounted on the base. An elongated flexible member which is to be dispensed is wound on the reel, and a housing is provided for the reel and the flexible member. Interlocking members on the reel and the housing hold the reel against rotation in any direction in the housing until the housing is removed from the base. The reel has first and second sets of radially extending fingers at the periphery of the reel, with the first set of fingers being inclined relative to the second set of fingers. The flexible member is wound on the reel between the first and second sets of fingers.

Abstract: The retinal tack includes a generally conical, sharply pointed forward end portion for piercing through the retina, choroid, and sclera, an elongated, generally cylindrical retaining portion having a longitudinal dimension approximating the thickness of a patient's retina, choroid, and sclera and including one or more peripheral grooves for receiving sclera tissue displaced during insertion of the forward end portion, and an enlarged head having a radially extending flange portion for engaging the retina in the area of the opening formed in the retina. The tack is carried in the tip of a tubular probe selectively connected in fluid communication with sources of negative and positive pressures and the head includes a seat portion which sealingly engages a complementary seat in the probe tip when a negative pressure is applied to the probe.

Abstract: A stock assembly is adapted to removably attach to the handle portion of an archery bow to convert the bow into a vertically oriented crossbow. The stock assembly has a laterally displaced gripping handle, and an elongated guide rod for constraining the path of movement of the bowstring to the path it would have in the absence of the stock assembly.

Abstract: A reel mapping scheme which allows one standard reel stop control software routine to control the stopping of the reels when the device is operated as a standard gaming device, a multiple stop gaming device or a virtual reel gaming device. The gaming device includes a number of rotating symbol bearing reels, each reel having n stop positions associated with each symbol on the reel. For each reel, the gaming device stores a map of the symbols on the reel in a symbol map memory and a map of the stop positions on the reel in a stop map memory where the data stored in the first location in the reel map memory represents the first stop for a symbol whose data is stored in the first location in the symbol map memory. Three mapping indexes are stored for each reel. One index stores only one value representing an address offset to the reel map memory at one location for each symbol on the reel to provide a standard gaming device.

Abstract: An attachment to the handle of a racket which tactically indicates to a player whether his/her hand has properly gripped the handle of a racket for forehand and backhand play. The attachment is an elongated member non-rotatably connected to the butt of the handle and positioned substantially parallel to the face of the racket such that it bears evenly against the heel of a player's hand when he/she properly grips the handle. The elongated member further includes a contoured recess configured to comfortably receive the outer edge of a player's hand when the hand has been rotated substantially ninety degrees from the forehand to the backhand play positions.

Abstract: An adjustable batting tee is provided which includes a first plate member shaped like home plate, a second plate member spaced apart from the first plate member and an elongated armature adjustably interconnecting the first and second plate members such that the relative position of the second plate member with respect to the first plate member can be selectively adjusted. An upright ball support member is attached to the second plate member for supporting a ball to be hit that includes telescoping post members which permit the height of the ball to be selectively adjusted. The armature and uppermost post are flexible so as to absorb the forces generated by the user hitting the ball or ball support member.

Abstract: A political campaign game is disclosed herein which is particularly adapted to simulate the conditions of an actual presidential campaign and includes a game board having playing zones which include a first group of popular vote obtaining zones and a second group of political occurrence zones. Each zone of the first group has the name of various voting areas selected from the fifty states and the District of Columbia. Some of the zones within the first group contain the name of a voting area that is also contained in other zones within the first group. The second group of zones instruct the player to draw either a political deal, speech or event card. A player score means having a score registering means is also included to accurately record the total number of popular votes received in each state.

Abstract: This invention relates generally to a game board having a particular novel layered construction. In place of a conventional solid chipboard laminated construction, an undulated midstratum layer is utilized in such manner that air cells or pockets are formed within the structure. An overlayer and an underlayer are adhesively applied to the undulated midstratum layer. The invention results in a game board which may be much more economically manufactured while yielding superior end product strength and durability.

Abstract: An exercise device is furnished with an electronic display or a mechanical belt for simulating road conditions. In an embodiment utilizing an electronic display, sensors are used to sense pedaling speed, rotational direction, and displacement of the handlebars. A brake handle producing a signal when actuated is also provided. The signals produced by the sensors are processed by a microprocessor for controlling the lateral position of the exercise bicycle with respect to the scene being displayed and the running speed of the road condition simulation. The microprocessor includes a memory which stores a program for controlling the pedaling resistance of the exercise device. In another embodiment, a belt provided with flat patterns on its surface depicting mock road conditions rotates. The user may control the position of a mock vehicle resting on the belt surface by manipulating the handlebars. The mock vehicle is coupled to the handlebar stem by a right-angle-shaped rod.

Abstract: A game in which all of the pieces, while movable for play, are captured against removal and loss from the game. Player movable pieces are received for movement along slots extending through the thickness of a playing surface but are captured by upper and lower enlargements against removal. Discreet positional stops are provided along the slots by spaced apart depressions into which a mating truncated conical portion on the movable pieces fits. In one form, a captive rotatable disc cooperates with the playing surface to permit selective opening of covers that obscure indicia matchable with indicia designating positions along a slot path.