Medline DYNJAABHME Bypass HME Heat and Moisture Exchanger Adult CS/25

Medline DYNJAABHME Bypass HME Heat and Moisture Exchanger Adult CS/25

• Model: DYNJAABHME
• Tidal Volume Range: 250 mL - 1500mL
• Color: Blue
• Case of 25

The Medline DYNJAABHME Bypass HME is a respiratory accessory designed for integration into a closed ventilator or breathing circuit in adult patients. Its primary function is to retain heat and moisture from exhaled gas and return them during the next inhalation, thereby humidifying and warming the inspired gas and protecting the patient’s airway mucosa. This bypass variant adds flexibility by allowing clinicians to switch between pure humidification (HME mode) and a mode in which aerosolized medications can be delivered through the same device, making it useful in settings where nebulized therapies must be introduced without disturbing the closed circuit.

One of its noteworthy design points is its reduced dead space, which helps minimize additional volume in the breathing circuit—particularly important in adult ventilated patients where excess dead space can affect ventilation efficiency. The device is intended for single-patient use up to 72 hours, ensuring that moisture and contaminants do not accumulate excessively over time. The tidal volume range supported (approximately 250 to 1500 mL) makes it compatible with most adult ventilator settings, from low-volume to more robust ventilation strategies.

In practice, placing this bypass HME inline in the ventilator circuit can help reduce the need for active heated humidifiers in some scenarios, though the clinician must balance humidification efficacy vs. increased resistance or flow demands. The ability to switch to aerosol mode means that medication delivery (e.g. nebulized bronchodilators) can be done without circuit breaks, reducing the risk of contamination or disconnection. Because some performance parameters (like moisture recovery efficiency or flow resistance) aren’t clearly documented in the publicly available sources, care teams using the device should verify its performance in situ (e.g. measure airway humidification, condensation, and ventilation parameters) and follow institutional protocols for HME selection, monitoring, and replacement.