Welch Allyn Laryngeal Blade Macintosh Size 2 Scooters Parts 2 Channel Combination * Easy to add modularity or Parkinson s 2 Channel Combination * Easy to add modularity allows the addition of two additional channels of electrotherapy light therapy or a battery module * High contrast 5 (13 cm) FSTN LCD monochromatic user interface * Two independent electrotherapy channels expandable to four independent channels * Multiple waveform electrotherapy six clinical waveforms: Interferential Premodulated High Volt Russian Symmetrical Biphasic and Microcurrent * Documentation of treatment data with Patient Data Cards * User defined protocols for your specific needs * Dual frequency ultrasound at 1 or 3 Perfect as a purchase or rental chair * Designed to benefit the patient with partial or total hip replacement arthritis or knee surgery * Entry and exit from chair is greatly eased by the increased seat height minimizing movement of hips and knees * Item weight: 37 lbs * Shipping weight 47 lbs * UPS Shippable * Seat Dimensions: 18 W x 18 1 2 D x 2 1 2 H * Seat Back Dimensions: 18 making upgrading economical * Repairable allowing replacement of the deteriorating light payways for a fraction of the cost of a replacement blade * Increased cross sectional area enlarges the field of view * Single piece stainless steel blades ensure blade integrity (no soldered joints) * Reduced handle and blade weight for improved balance and maneuverability facilitating even the most difficult intubations * Blades easily convert from lamp to fiber optic illumination