Description

The Humid-Vent® product line offers advanced solutions for healthcare settings, particularly in anesthesia and intensive care environments. These devices serve a dual purpose: effectively humidifying and warming inspired gases while providing robust bi-directional filtration against airborne bacteria and viruses. This makes them an essential tool for patient care, especially for those with minimal secretions and stable airway conditions.

Key Features

• Humidification and Warming: The Humid-Vent® devices utilize the natural processes of condensation and evaporation, regulated by the moisture content of expired gas and the patient’s core temperature. This ensures optimal humidification and temperature control of inspired gases.

• Microbiological Filtration: Filtration is achieved through mechanisms such as inertial impaction, interception, and Brownian diffusion, effectively targeting particles of various sizes. The materials used typically include a layer of foam or paper embedded with hygroscopic salts like calcium chloride, housed in polypropylene.

• Connector Compatibility: Equipped with a standard 15mm connector, these devices are designed to fit seamlessly with endotracheal tubes, positioning between the Y-piece of the breathing circuit and the ETT.

Model Variants

Humid-Vent® Filter Pedi

• Target Audience: Designed for children weighing 16-80 lbs, suitable for use in ICU and anesthesia.
• Filtration Efficiency: Bacterial efficiency at 99.99992% and viral efficiency at 99.93%.

Humid-Vent® Filter Small

• Tidal Volume Range: 150-1000 mL with a dead space of 24.6 mL.
• Moisture Output: 35.57 mg H2O/L.
• Filtration Efficiency: Bacterial efficiency at 99.99988% and viral efficiency at 99.9989%.

Humid-Vent® Filter Compact

• Tidal Volume Range: Up to 1000 mL.
• Moisture Output: 35.54 mg H2O/L.
• Filtration Efficiency: Bacterial efficiency at 99.9999% and viral efficiency at 99.998%.

Humid-Vent® Filter Light

• Tidal Volume Range: 250-1500 mL.
• Weight: 31 grams.
• Moisture Output: 34.55 mg H2O/L.
• Filtration Efficiency: Bacterial efficiency at 99.99995%.

General Adult Model

• Tidal Volume Range: 150-1500 mL with a moisture output of 36.12 mg H2O/L at 600 mL tidal volume.
• Resistance: 0.64 cm H2O at 30 LPM.
• Dead Space: 28.19 mL.
• Design: Features non-sterile, transparent housing for visibility, weighing 19.8 grams.

Benefits

The Humid-Vent® line is designed to retain humidification ability for up to four days with minimal resistance change, reducing the risk of ventilator-acquired pneumonia. Its cost-effectiveness and ease of use during patient transport make it a valuable asset in clinical settings. However, it is not recommended for patients with haemoptysis, tenacious secretions, or high airway resistance due to potential increases in airway resistance and dead space.