General specifications
HPH Hemoconcentrators |
Membrane material | Polysulfone |
Molecular weight cut-off | 65,000 Daltons |
Maximum transmembrane pressure* | 500 mmHg (66.5 kPa) |
Fiber internal diameter | HPH MINI: 620 microns All other: 200 microns |
*Refer to TMP formula
Membrane surface area | 0.09 m² | 0.07 m² | 0.30 m² | 0.71 m² | 1.06 m² |
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Prime volume | 8 mL | 14 mL | 34 mL | 56 mL | 84 mL |
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Pressure drop | 88 mmHg1 | 30 mmHg2
| 61 mmHg3
| 142 mmHg4
| 85 mmHg3
|
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Overall unit length | 5.9" (15.0 cm) | 5.9" (15.0 cm) | 5.4" (13.8 cm) | 10.0" (25.3 cm) | 10.0" (25.3 cm) |
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Internal unit diameter | 1.0" (2.5 cm) | 1.0" (2.5 cm) | 1.2" (3.0 cm) | 1.3" (3.2 cm) | 1.3" (3.2 cm) |
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Effective fiber length
| 9.52 cm
| 9.52 cm
| 9.4 cm
| 20.9 cm
| 20.9 cm
|
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1In vitro test results with bovine blood, end-to-end pressure drop, inlet conditions:Hct = 32 + 2%, total protein = 6.0 g/dl, temp = 33OC, Qb = 100 mI/min, TMP = 100 mmHg.
2In vitro test results with bovine blood, end-to-end pressure drop, inlet conditions:Hct = 25 + 2%, total protein = 6 g/dl, temp = 37OC, Qb = 200 mI/min, TMP = 100 mmHg.
3In vitro test results with bovine blood, end-to-end pressure drop, inlet conditions:Hct = 25 + 2%, total protein = 5 g/dl, temp = 37OC, Qb = 200 mI/min, TMP = 200 mmHg.
4In vitro test results with bovine blood, end-to-end pressure drop for HPH 700, inlet conditions:Hct = 25 + 2%, total protein = 6.0 g/dl, temp = 37OC, Qb = 200 mI/min, TMP = 200 mmHg.
Tubing connections |
Blood | Male luer | Male luer | 1/4" (6.35 mm) | 1/4" (6.35 mm) | 1/4" (6.35 mm) |
Filtrate | Female luer | Female luer | 1/4" (6.35 mm) | 1/4" (6.35 mm) | 1/4" (6.35 mm)
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