1
Peter R Uldall: Hemodialysis cannular for subclavian insertion. Allentyne, Ridout & Maybee, January 15, 1985: US04493696 (152 worldwide citation)

A double lumen cannula for hemodialysis and similar applications such as haemoperfusion comprises elongated flexible tubular members, disposed one within the other, for semi-permanent insertion into the sub-clavian vein of a patient, leaving semi-permanent access thereto for repeated hemodialysis tr ...


2
James L Sorenson, Karl A Pannier Jr, Gordon S Reynolds: Double lumen cannula. Sorenson Research Co, H Ross Workman, J Winslow Young, July 11, 1978: US04099528 (92 worldwide citation)

A double lumen cannula mounted upon a hub and constructed to penetrate the human vascular system, the cannula assembly having an interior cannula and an exterior cannula spaced from the interior cannula. A bushing is normally situated in the space between the interior and exterior cannula which bush ...


3
Fritz F Parl, Charles A Bradley, Herman Benge, David L Black: Apparatus for continuously sampling plasma. Vanderbilt University, Tilton Fallon Lungmus, December 11, 1990: US04976270 (67 worldwide citation)

A method and apparatus for continuously sampling plasma are disclosed. The method of the present invention comprises removing blood from the patient, separating a substantially small portion of plasma, and returning the blood to the patient. The removing, separating, and returning steps are performe ...


4
Anton Hubert Clemens: Calibration apparatus. Miles Laboratories, Louis E Davidson, October 10, 1978: US04119406 (67 worldwide citation)

Calibration apparatus is described for use in a calibratable analytical system wherein a continuously flowing liquid sample, either alone or in admixture with other liquids, is normally caused to contact a sensor. The novel calibration apparatus enables diversion of said continuously flowing sample ...


5
Martin Geoffrey S: Canule a double lumiere, Double-lumen cannula. Vas Cath Of Canada, MCCARTHY TETRAULT, July 19, 1983: CA1150122 (67 worldwide citation)

McCARTHY & McCARTHY C A N A D A ABSTRACT OF THE DISCLOSURE A dual lumen cannula for use in haemodialysisby inserting the cannula into the subclavian vein of apatient to contemporaneously remove blood from the veinfor treatment and to return treated blood to the veindownstream from the point of remov ...


6
Uldall P Robert: Canule a hemodyalyse pouvant etre inseree dans la veine sous-claviere, Hemodialysis cannula for subclavian insertion. Allentyne, RIDOUT & MAYBEE, January 6, 1981: CA1092927 (51 worldwide citation)

ABSTRACT OF THE DISCLOSURE A double lumen cannula for hemodialysis and similarapplications such as haemoperfusion comprises elongated flexibletubular members, disposed one within the other, for semi-permanentinsertion into the sub-clavian vein of a patient, leaving semi-permanent access thereto for ...


7
Albisser Anthony M: A double lumen cannula for blood sampling. October 5, 1971: US3610226 (48 worldwide citation)

A double lumen cannula instrument for use in withdrawing blood from a patient and having an outer lumen for providing an anticoagulant diluent and an inner lumen for withdrawing blood plus diluent, the body portion of the instrument being approximately one inch long and made of a silastic material. ...


8
Anton Hubert Clemens: Double lumen cannula apparatus. Miles Laboratories, Louis E Davidson, January 24, 1978: US04069814 (32 worldwide citation)

Double lumen cannula apparatus for blood sampling is described having the improvements of apparatus features for obtaining controlled dilution of the blood sample with an anti-coagulant and a minimal volume for a chamber introducing the anti-coagulant to the cannula.


9
Volker Geuder: Apparatus for aspirating lens debris during cataract operations. Hans Geuder, Collard & Roe P C, December 2, 1997: US05693013 (22 worldwide citation)

An apparatus used during eye surgery for aspirating lens debris from a surgical site at an anterior chamber of the eye during a cataract operation. The apparatus includes a container of flushing liquid connected to a hose. A handpiece is provided which includes a double lumen cannula having a first ...


10
Uldall Peter Robert: A double lumen cannula.. Sorenson Research Co, March 25, 1981: EP0025704-A1 (14 worldwide citation)

A double lumen cannula for applications such as hemodialysis comprises concentric elongated tubular members (12 and 14) for semi-permanent insertion into the subclavian vein of a patient, leaving semi-permanent access thereto for repeated treatments. The outer member (12) has a smooth exterior surfa ...