Filtration

Cartridge Filters

Cartridge filters offer an excellent solution for high-throughput medical device applications, seamlessly integrating with built-in filtration housings to deliver reliable and repeatable performance. Cartridge filters are ideal for systems where single-use sterility is not required. The pleated filter design optimizes the effective filtration area (EFA), delivering maximum performance while maintaining a compact footprint. Saint-Gobain Medical offers customization in size, material, and configuration to address the unique challenges of each application. 

Cartridge Product Details

Features & Benefits

Design & Construction

  • Housing materials include polypropylene (PP), gamma-stable PP, and polyethylene
  • Nylon endcaps available
  • Manufactured by thermal bonding, no adhesives used

Performance & Functionality

  • Pre-filtration, sterile filtration, and multi-stage filtration for liquids and gases
  • Filter materials with pore sizes from 0.05 µm to 300 µm

Customization & Compatibility  

  • Three (3) standard configurations, customizable options
  • Junior, Mid-Size, and Full-Size cartridges, EFA from 150 to 22,000 cm²
  • Tailored to meet biocompatibility (e.g. USP Class VI) and sterilization (e.g. ETO) requirements
  • Wide selection of standard and custom endcap modifications ensures seamless integration with housings and fittings

Typical Applications

  • Endoscope Reprocessing: Pre-filtration and final filtration (sterilizing grade) of water and cleaning reagents used in endoscope reprocessing.
  • In Vitro Diagnostics: Particulate removal from samples, reagents, and cleaning fluids to protect IVD equipment and extend maintenance cycles.
  • Flow Cytometry: Sheath fluid, air, and cleaning fluid filters to mitigate interference in the diagnostic assessment and maximize uptime in flow cytometers.

Standard Dimensions

Cartridge Size

Junior

Mid-Size

Full-Size‡ 

Diameter 
in (mm)

1.14 
(29)

2.2 
(56)

2.75 
(70)

Length* 
in (mm)

1.5 - 2.5 
(38 - 64)

1.5 - 5.0 
(38 - 127)

5.0 - 10 
(127 - 254)

Effective Filtration Area** (EFA) 
in2 (cm2)

23 - 40.3 
(150 - 260)

111 - 403 
(720 - 2600)

619 - 1302 
(3980 - 8400)

* Exact length varies by end-cap style
** Final EFA is media dependent
‡ Up to four cartridges can be combined in series to create cartridge lengths up to 40in

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