Filtryzer B1


Filtryzer B1

Filtryzer B1(Catalog)


The Filtryzer B1 (PMMA membrane) gives high efficiency removal of small and middle molecular weight substances, and its excellent biocompatibility offers clinical benefit to renal failure patients.


This device is the hollow fiber dialyzer which shall be used in acute or chronic hemo dialysis treatment in order that renal failure patients could remove the excessive water in the body and uremic toxins sucha as urea, creatinine, phosphate, β2-MG, etc.

Production sales agency:

Toray Industries, Inc.

Model number, specifications

Filtryzer B1:

Type B1-1.3H B1-1.6H B1-1.8H B1-2.1H
Fibers Effective surface area(m2 1.3 1.6 1.8 2.1
Effective length(mm) 195
Blood volume(mL) 76 95 105 126
UFR in vitro(mL/hr/mmHg)1) 12 14 16 18
Clearance in vitro 2)
Urea(mL/min) 180 187 191 195
Creatinine(mL/min) 156 167 175 183
Phosphate(mL/min) 140 155 163 172
Vitamin B12(mL/min) 86 98 109 120

Inside diameter:200μm, Membrane thickness:20μm, Material:Polymethylmethacrylate(PMMA), Housing material:Polystyrene
Sterilization:Gamma-ray irradiation, Maximum TMP:66kPa(500mmHg)

  1. Bovine blood in vitro Ht30±3%, TP6.0±0.5g/dL, QB=200±4mL/min, Temp:37±1℃, TMP13.3kPa±1.3kPa(100mmHg)
  2. in vitro QB=200±4mL/min, QD=500±10mL/min, Temp: 37±1℃

Clearances are data with aqueous solution.