Table 1 Properties of the ETTs used in the study and the novel technologies used to prevent aspiration of subglottic secretions
From: Endotracheal tubes and fluid aspiration: an in vitro evaluation of new cuff technologies
ETT and cuff pressure monitor Manufacter | Portex, Smiths Medical, Kent, UK | Venner, Jo Koon Circle, Singapore | Mallinckrodt, Covidien Massachusetts, USA | Kimberly-Clark, Georgia, USA | Teleflex UK, Athione, Ireland | |||
|---|---|---|---|---|---|---|---|---|
ETT | Portex Soft Seal ® Cuff Tracheal Tube | Portex SACETT™ Suction Above ET Cuff | Venner™ PneuX P.Y.™ ETT | Mallinckrodt™ SealGuard™ Evac Endotracheal Tube | Mallinckrodt™ TaperGuard™ Evac Oral Endotracheal Tube | Mallinckrodt™ Hi-Lo Oral Endotracheal Tube, Lanz System | KimVent™ MICROCUFF™ Subglottic Suctioning Endotracheal Tube | Teleflex ISIS® HVT™ |
Cuff type | HVLP | HVLP | LVLP | HVLP | HVLP | HVLP | HVLP | HVLP |
Cuff material | PVC | PVC | Silicone | Poly-urethane | PVC | PVC | Poly-urethane | PVC |
Cuff shape | Cylindrical | Tapered | Cylindrical | Tapered | Tapered | Cylindrical | Cylindrical elongated | Tapered |
Cuff resting diameter (cm) | 3 | 3 | Dependent on tracheal size | 2.7 | 2.54 | 3.3 | 3 | 2.8 |
Recommended Cuff Pressure (cm H20) | 30 | 30 | 80 (=30) | 20-30 | 20-30 | 25-33 | 20-30 | 20-30 |
Subglottic port(s) | 0 | 1 | 3 | 1 | 1 | 0 | 1 | 1, detachable |
Cuff pressure monitor | No | Pressure Easy | Tracheal Seal Monitor | No | No | Lanz valve inflated to 30-34Â cm H2O | No | No |