POLYPURE® H

POLYPURE® H

POLYPURE® H

Product catalog summary
Introduction
POLYPURE® H is a high flux dialyser developed by Allmed, designed for Haemodiafiltration (HDF) and High Flux Dialysis (HFD) therapies. It features a micro-undulated polysulfone membrane, manufactured in Germany, offering optimal clearance of middle molecules while retaining albumin.
Micro-Undulation Technology
This technology enhances efficiency by preventing 'bundles' and 'dead-zones', increasing the surface exchange between blood, membrane, and dialysate. It ensures effective removal of middle molecules and minimal albumin loss, with a sieving coefficient (SC) of 0.85 for ß2 microglobulin and 0.45 for myoglobin, while albumin loss is negligible (SC < 0.001).
Endotoxin Protection
The asymmetrical membrane with a 40μm thickness prevents endotoxin transfer, reducing systemic inflammation and associated cardiovascular risks. This is crucial for patients with chronic renal disease, as endotoxins can trigger pro-inflammatory cytokines.
Performance Data
Performance metrics include clearance rates for various substances at different blood flow rates (QB) and surface areas. For example, at QB=400 ml/min, urea clearance ranges from 270 to 341 ml/min, depending on the dialyser model. The ultrafiltration (UF) coefficient varies from 33 to 76 ml/hr*mmHg across models.
Technical Specifications
The dialyser is made from polycarbonate housing and polyurethane potting material, with a micro-undulated polysulfone membrane. It has an internal diameter of 200 μm and a wall thickness of 40 μm. Sterilisation is achieved through irradiation.
Conclusion
POLYPURE® H is a highly effective dialyser for HDF and HFD treatments, balancing molecule clearance and albumin retention while providing protection against endotoxins.
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Catalog excerpts

POLYPURE® H-1

POLYPURE® H High Flux Series POLYPURE® H–Allmed’s high flux dialyser, using our micro-undulated polysulfone membrane. Manufactured and developed by Allmed in our world class fibre production facility in northern Germany. POLYPURE® H is the ideal dialyser to perform Haemodiafiltration (HDF) or High Flux Dialysis (HFD) therapies, offering optimal clearances for middle molecules, but with the added benefit of albumin retention. Micro-undulated technology: highest efficacy Micro-undulation technology ensures the highest efficiency and clearances thanks to “bundles” and “dead-zones” prevention together with the optimally increased surface exchange of blood-membrane-dialysate. Optimal middle molecule removal and albumin retention: Safeguarding patient nutritional status 1.0 Our optimal membrane structure perfects the delicate balance between substantial middle molecule removal and loss of albumin. POLYPURE® H is characterised by excellent S & C for ß2 microglobulin (0.85) and for myoglobin (0.45), while albumin loss
is practically negligible (SC < 0.001). POLYPURE® H is the best choice for effective HDF or HFD treatments. Protection from endotoxins: reduced inflammation SIEVING COEFFICIENT POLYPURE® asymmetrical membrane with an optimised micro-undulated fibre structure and a 40μm thickness prevents endotoxin transfer thanks to its geometrical and adsorption capacity capability. Systemic inflammation is well recognised to be associated with an increased cardiovascular disease risk in patients with chronic renal disease. Exposure to endotoxins results in a release of a wide variety of pro-inflammatory cytokines, with subsequent chronic systemic inflammation and a broad range of negative cardiovascular effects. Chronic inflammation can also modify the process of erythropoiesis and probably induces resistance to erythropoietin. Allmed | POLYPURE® H High Flux Series | allmedgroup.com Adsorption into the wall Sieving/ size exclusion Safe dialysis Bacteria free apyrogenic 40 µm protective wall

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POLYPURE® H-2

Allmed | POLYPURE® H High Flux Series | allmedgroup.com Clearance in vitro (ml/min) QD = 500 ml/min
 QF = 0 ml/min
 T = 37oC Max TMP = 500mmHg Blood priming Volume (ml) Sieving coefficient • Performance data was measured in vitro according to standard ISO 8637 • UF measurement: using bovine/human blood (Hct 32%;protein 60g/l) • Typical values obtained with an individual batch of fibres, clinical use may illustrate a difference in results in relation to different Ultrafiltration/measuring techniques and possible variation between batches of fibres Membrane material Micro-undulated polysulfone...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.