1
Hans Dietrich Polaschegg: Method and device for ultrafiltration during hemodialysis. Fresenius, Marshall O Toole Gerstein Murray & Bicknell, March 5, 1991: US04997570 (156 worldwide citation)

A method and a device for ultrafiltration during hemodialysis are described in which ultrafiltrate fluid, before removal from the dialysis circuit, is passed through a balancing device, which is also used as ultrafiltrate pump. For this purpose, a controller controls and actuates inlet, outlet, and ...


2
Hans Dietrich Polaschegg: Pump arrangement for medical purposes. Fresenius, Townsend & Townsend, January 6, 1987: US04634430 (143 worldwide citation)

Pump arrangement (10) for medical purposes, in particular blood or infusion pump, comprising a pump housing (12) having two pump chambers (16, 18), of which the work chamber (16) is subjected to the liquid to be pumped while the drive chamber (18) is connected via a connecting conduit to a pneumatic ...


3
Hans Dietrich Polaschegg: Apparatus for dosed continuous simultaneous infusion of a plurality of infusion solutions or medicaments. Fresenius, Poms Smith Lande & Rose, October 30, 1990: US04966579 (142 worldwide citation)

An apparatus is described for dosed continuous simultaneous infusion of several solutions or medicaments which are arranged in a plurality of containers (25, 26) or syringes (3, 4). From said containers (25, 26) or syringes (3, 4) connecting conduits or tubes (18-21) lead which are connected via a j ...


4
Hans Dietrich Polaschegg: Process for determining the operability of the structural components in the dialysis section of a dialyzer of a hemodialysis apparatus and apparatus for executing this process. Fresenius, Sterne Kessler Goldstein & Fox P L L C, December 3, 1996: US05580460 (141 worldwide citation)

A method and apparatus for monitoring the operability of components in a hemodialysis apparatus during dialysis treatment. The dialyzer is isolated from the dialyzing liquid circuit for a time interval during dialysis treatment. During the isolation time interval, the dialyzing liquid circuit pressu ...


5
Hans Dietrich Polaschegg: Method for the in-vivo determination of hemodialysis parameters. Fresenius, Marshall O Toole Gerstein Murray & Bicknell, March 31, 1992: US05100554 (138 worldwide citation)

This invention relates to a method for the in-vivo determination of hemodialysis parameters. To carry out hemodialysis with the greatest efficiency and safety, it is inter alia necessary to know the clearance of the dialyzer. To be able to determine the same in vivo, the invention provides a method ...


6
Hans Dietrich Polaschegg: Apparatus for peritoneal dialysis. Fresenius, Cushman Darby & Cushman, October 21, 1986: US04618343 (136 worldwide citation)

A peritoneal dialysis apparatus comprises a single lumen catheter through which in an intermittently operated circuit dialysis liquid is pumped from the peritoneal cavity of a patient and is then moved along in contact with a dialysis membrane, at which not only mass exchange but furthermore the wit ...


7
Hans Dietrich Polaschegg, Bernd Mathieu: Hemodiafiltration apparatus. Fresenius, Townsend and Townsend, October 27, 1987: US04702829 (128 worldwide citation)

Hemodiafiltration apparatus (10) comprising a closed dialysis solution cycle which has a balancing system (28), wherein into the closed cycle a first sterile filter (44) is connected from which a connecting line (74, 90, 94) leads to the venous drip chamber (114) of the blood path (102). Connected i ...


8
Hans Dietrich Polaschegg, Bernd Steinbach: Implantable apparatus. Fresenius, Marshall O Toole Gerstein Murray & Borun, August 9, 1994: US05336194 (111 worldwide citation)

Implantable infusion apparatus comprising a chamber sealed by a septum and having an outlet aperture leading therefrom, to which a catheter tube is connected. A wire anchored in the chamber base projects into the catheter lumen, forming a ring slot whose diameter is smaller than the average size of ...


9
Hans Dietrich Polaschegg, Bernd Mathieu: Pump system for use with dialysis and like apparatus. Fresenius, Finnegan Henderson Farabow Garrett & Dunner, November 12, 1985: US04552552 (108 worldwide citation)

The present invention is with respect to a dialysis pumping system, and more specially to a single needle dialysis apparatus with a dialyser having blood and dialysate circuits and which has blood inlets and outlets that are joined by intake and outlet lines with at least one blood connection. The i ...


10
Hans Dietrich Polaschegg: Apparatus for treating blood in an extracorporeal circuit. Fresenius, Townsend and Townsend, January 16, 1990: US04894164 (106 worldwide citation)

An apparatus for treating blood in an extracorporeal circuit for hemodialysis of hemofiltration and a method for withdrawing heat from blood in an extracorporeal circuit wherein blood is brought into contact along a membrane with a treatment solution which has been heated to a temperature in a sourc ...