1
Morrison Jr Charles F: Combined electrocoagulator-suction instrument. Valleylab, Burton Crandell Polumbus & Harris, August 13, 1974: US3828780 (264 worldwide citation)

A combined electrocoagulator-suction instrument useful for coagulating bleeding capillaries and veins within a surgical field and for sucking out blood and other liquids from the field either during, before or after the coagulation procedure. An elongate body of electrically non-conductive material ...


2
Krasnow David L: Disposable medical electrode. Jet Medical Products, Dike Bronstein Roberts & Cushman, August 13, 1974: US3828766 (174 worldwide citation)

A disposable medical electrode comprising a support member made of a closed cell plastic material having an adhesive surface. A centrally located contact element is embedded therein so as to leave an exposed portion thereof at the adhesive side of the support member. A smaller pad member made up of ...


3
Templeton Charles C, Street Jr Evan H, Richardson Edwin A: Dissolving siliceous materials with self-acidifying liquid. Shell Oil Company, Coryell Howard W, August 13, 1974: US3828854 (167 worldwide citation)

Siliceous materials in or around a well are dissolved by contacting them with a self-acidifying aqueous liquid system comprising an aqueous solution of at least one water-soluble fluoride salt mixed with a relatively slowly-reactive acid-yielding material that subsequently converts the salt solution ...


4
Guetersloh John W: Proximity detector. Tyco Laboratories, LeBlanc & Shur, August 13, 1974: US3829850 (147 worldwide citation)

A capacitive proximity detector protects against injury, damage or unauthorized entry into a protected area. It comprises an unbalanced capacitive bridge including an antenna or sensor which produces an output proportional to the capacitance of the antenna to ground. A change in capacitance is detec ...


5
Santos Manuel V: Surgical instruments. Richards & Geir, August 13, 1974: US3828791 (132 worldwide citation)

Surgical instruments, particularly rectal hemo-clip applicators have a handle consisting of two parts which are interconnected pivotally and resiliently. The two handle parts are connected to two elongated members located one within the other and movable relatively to each other when the handle is a ...


6
Sofy Hugh M: Dial index machine. Harness Dickey & Pierce, August 13, 1974: US3829076 (104 worldwide citation)

A machine for indexing workpieces to a succession of work stations. A base supports a lightweight fabricated indexable work holding ring which supports workpieces outwardly and above the base. The work stations carried by the base are thus inside the ring, permitting easy accessibility to the ring. ...


7
Curtiss Lawrence F, Hall Richard W: Surgical snare. American Cytoscope Makers, Jay Edgar N, August 13, 1974: US3828790 (90 worldwide citation)

Surgical snare has an operating loop formed with a resilient spiral sleeve through which a core member extends. The core member is flat and resilient, forming a spring which has greater flexibility in the direction parallel to the rest plane of the operating loop than normal thereto, thereby providi ...


8
Ness Richard A: Microporous ocular device. Alza Corporation, Ciotti Thomas E, Mandell Edward L, Sabatine Paul L, August 13, 1974: US3828777 (89 worldwide citation)

An ocular device for the controlled and continuous administration of a predetermined dosage of drug to the eye comprising a body of microporous drug release rate controlling material which is insoluble in tear fluid, the pores of which are filled with a medium permeable to the passage of drug by dif ...


9
Elwood Albert A: Low frequency drill bit apparatus and method of locating the position of the drill head below the surface of the earth. Malin & Haley, August 13, 1974: US3828867 (81 worldwide citation)

An earth drill bit locating apparatus and method of detecting and locating the position of a drill bit below the surface of the earth utilizing very low frequency electromagnetic energy. The apparatus includes a transmitter located adjacent the drill bit for transmitting a very low-frequency electro ...


10
Fary Sr George D: Adjustable body rest. Fidelman Wolffe Leitner & Hiney, August 13, 1974: US3828377 (79 worldwide citation)

An adjustable head and upper body rest is disclosed which is intended primarily for supporting the body while lying face down. A head or face rest having an open portion for the nose and mouth is provided, together with chest and shoulder supports, permitting proper weight distribution and adjustmen ...