1
Mitchell P Dombrowski: Blood sampler. Reising Ethington Barnard Perry & Milton, March 31, 1987: US04653513 (491 worldwide citation)

A blood sampling device (10,10') including a housing (12,12') having an open end portion (16,16') and an inner chamber (18,18') adjacent to the open end portion (16,16'). A plunger (40,40') is slidably mounted within the chamber (18,18') for supporting a lancet (28,28') having a lancet blade extendi ...


2
Frederic H Moll, Alex T Roth, Peter F Costa, William A Holmes: Trocar. Endotherapeutics, Ciotti & Murashige, March 31, 1987: US04654030 (490 worldwide citation)

A trocar assembly consisting of a trocar tube subassembly and a separable, interfitting trocar subassembly is described. The trocar tube assembly includes a hollow body having a first front opening in which a trocar tube is mounted, a second rear opening for receiving the trocar subassembly, and a m ...


3
William New Jr, James E Corenman: Pulse oximeter monitor. Nellcor Incorporated, March 31, 1987: US04653498 (427 worldwide citation)

A display monitor is disclosed for a pulse oximeter of the type wherein light of two different wavelengths is passed through body tissue, such as a finger, an ear or the scalp, so as to be modulated by the pulsatile component of arterial blood therein and thereby indicate oxygen saturation. A tonal ...


4
Jan E Lilja, Sven E L Nilsson: Cuvette for sampling and analysis. Aktiebolaget Leo, Burgess Ryan & Wayne, March 31, 1987: US04654197 (391 worldwide citation)

Disposable cuvette for essentially simultaneous sampling of a fluid and analyzing the sample. The new cuvette comprises a body member having at least one cavity defined by surrounding walls, into which cavity the sample is permitted to enter by capillary force through an inlet communicating said cav ...


5
Robert S Howland, Leon L Wiltse: Advanced spine fixation system and method. Beehler Pavitt Siegemund Jagger Martella & Dawes, March 31, 1987: US04653481 (384 worldwide citation)

An advanced spine fixation system includes a plurality of screw clamp assemblies preferably inserted through the pedicle and vertebral body at the vertebra. Each screw clamp includes a removable saddle assembly composed of two halves and each provided with apertures for the reception of rigid suppor ...


6
Raymond G Tronzo: Fenestrated hip screw and method of augmented fixation. Eugene Chovanes, March 31, 1987: US04653489 (370 worldwide citation)

A fenestrated hollow hip screw adapted for introduction therethrough of bone cement into a bone region affected by osteoporosis for increase of overall fixation of hip fractures, such as comminuted intertrochanteric types, and similar types of femoral fractures, even in the opposite distal end of th ...


7
Lawrence J DeAngelis: Home merchandise ordering telecommunications terminal. Robert E Wagner, Lawrence J Bassuk, March 31, 1987: US04654482 (315 worldwide citation)

A terminal provides for ordering merchandise from any one of a plurality of merchants over the direct distance dial telephone network while remaining at home. Printed merchandise codes are electronically read by a wand of a bar code reader that is passed thereacross, automating data entry. Separate ...


8
Tom P Coker: Fastener, particularly suited for orthopedic use. Vorys Sater Seymour & Pease, March 31, 1987: US04653486 (306 worldwide citation)

A method and apparatus for fastening one element to another, particularly adapted for orthopedic use, wherein the fastener is structurally adapted to be driven into a member somewhat like a nail and to be secured therein by rotating the fastener through a predetermined angular displacement to secure ...


9
Jack J Stiffler, Michael J Budwey, James M Nolan: Memory back-up system. Sequoia Systems, Wolf Greenfield & Sacks, March 31, 1987: US04654819 (294 worldwide citation)

Apparatus for maintaining duplicate copies of information stored in fault-tolerant computer main memories is disclosed. A non write-through cache memory associated with each of the system's processing elements stores computations generated by that processing element. At a context switch, the stored ...


10
Gerhard E Maale: Intramedullary rod assembly for cement injection system. Mason Fenwick & Lawrence, March 31, 1987: US04653487 (249 worldwide citation)

Apparatus and methods for intramedullary fixation of abnormal bone, such as a femur, wherein an axially elongated intramedullary rod is provided having outwardly projecting thin fins or elongated sharp edge formations at circumferentially spaced locations spanning substantially the length of the rod ...