1
Karl Aigner: Double perfusion catheter. Keil & Weinkauf, September 10, 1985: US04540402 (120 worldwide citation)

A perfusion catheter, designed as a double catheter which includes a splint catheter (1) and a mounted second catheter tube (3), which is shorter than the splint catheter (1) and which branches off from splint catheter (1). The splint catheter includes an attached shunt tube (2) and at least one lat ...


2
Karl Aigner: Double lumen catheter for a device for in-vivo purification of blood. Keil & Weinkauf, May 19, 1987: US04666426 (86 worldwide citation)

An especially designed double lumen catheter (10) for use in a device for in-vivo purification of blood, by means of which blood pumped out of a vein is subjected to intensive ultrafiltration and the retentate, together with a quantity of a substitute fluid roughly corresponding, volumetrically, to ...


3
Karl Aigner: Device for in vivo purification of blood. Keil & Weinkauf, January 7, 1986: US04563170 (72 worldwide citation)

Device for in-vivo purification of the blood, with which blood pumped from a vein is subjected to intensive ultrafiltration and the filtrate, together with a quantity of the substitution fluid volumetrically corresponding to the filtrate, is returned to the vein, which device combines a double lumen ...


4
Karl Aigner: Device for in vivo purification of blood. Keil & Weinkauf, March 10, 1987: US04648865 (33 worldwide citation)

An especially designed double lumen catheter (10) for use in a device for in-vivo purification of blood, by means of which blood pumped out of a vein is subjected to intensive ultrafiltration and the retentate, together with a quantity of a substitute fluid roughly coresponding, volumetrically, to t ...