Shiley Flexible Adult Cuffless Tracheostomy Tube | 7.5mm | 6UN75H

The Shiley 6UN75H (manufactured by Covidien / Medtronic) is a premium adult-sized, cuffless flexible tracheostomy tube engineered to maximize patient comfort, reduce airway trauma, and streamline long-term respiratory management. Forged from medical-grade, DEHP-free polyvinyl chloride (PVC), this advanced airway solution combines a thinner outer wall configuration with a completely cuffless design.

By removing the inflation cuff barrier, this tube dramatically increases passive airflow around the outer cannula, making it an industry-standard choice for stable, non-ventilator-dependent patients, individuals utilizing speaking valves, and clinical teams initiating pulmonary weaning protocols.

Key Performance Features

• Trauma-Reducing Flexible Body: Features a highly flexible tube body paired with a precision-beveled distal tip that reduces initial insertion force by approximately 39 percent compared to legacy rigid designs, drastically reducing mucosal wall scraping and stoma trauma during changeouts.

• Maximized Airflow Pathway: Without an obstructive cuff bundle in place, passive airflow around the outside of the cannula increases by an average of 242 percent, substantially lowering overall airway resistance and supporting natural vocalization and breathing.

• Integrated Air-Flow Flange: Built with a soft, clear, and anatomically recessed neck flange that conforms gently around the patient stoma. The flange features integrated airflow ventilation holes to minimize sweat accumulation and prevent localized skin breakdown or maceration.

• Secure Disposable Inner Cannula System: Designed to utilize a snap-lock disposable inner cannula (6.5mm ID) that can be instantly swapped out during routine care, minimizing mucus encrustation and eliminating the need for aggressive chemical tube scrubbing.

Technical Specifications

• Manufacturer: Covidien (Medtronic) / Shiley Tracheostomy Products

• Model Number: 6UN75H (also cataloged as 6-UN75H)

• Size Designation: Size 7.5 Adult Configuration

• Outer Cannula Dimensions: 7.5 mm Inner Diameter (ID) / 10.8 mm Outer Diameter (OD)

• Outer Tube Working Length: 74 mm Length

• Inner Cannula Dimensions: 6.5 mm Inner Diameter (ID) Disposable Insert

• Material Matrix: High-Biocompatibility, Sterile, DEHP-Free Clear PVC

• Distal Interface Connection: Standard 15 mm Rigid Swivel Connector (fully compatible with standard T-pieces, speaking valves, and mechanical breathing circuits)

Clinical and Respiratory Advantages

• Optimized Weaning Dynamics: Respiratory therapists frequently select this cuffless model because the reduced resistance allows the patient to comfortably re-train their upper airway muscles prior to final decannulation.

• Enhanced Speaking Valve Integration: The open airway clearance surrounding the 10.8mm outer wall provides an ideal environment for Passy-Muir or standard capping trials, enabling patients to speak with lower expiratory effort.

• Substantial Capital Supply Value: Sourcing these genuine Shiley flexible tubes from surplus inventory lets medical groups, long-term acute care facilities (LTACs), and home health distributors maintain premium, factory-fresh critical care inventory at significant per-unit savings.

Ideal Applications

• Long-Term Pulmonary Care: Stable tracheostomy patients requiring chronic airway management without mechanical ventilation.

• Speech Reintegration: Facilitating patient vocalization and capping trials via inline or standalone speaking valve systems.

• Step-Down Intensive Care Units: Transitioning patients off full high-pressure cuffed tubes during intensive ventilator weaning phases.