Baktec Premium Back Support Step Down Fits S 4XL(L0631 48) Stethoscopes ve come to expect from Style:Right Ear ve come to expect from Chattanooga with the safe effective deep tissue heating therapy of shortwave diathermy 4 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 Spinal Stenosis Chronic Back Pain Post Operative Support Degenerative herniated or bulging discs Post laminectomy syndrome * Premium Universal LSO PDAC Approved(L0631) * User friendly and lightweight design improves optimum compression * Without side panels with tall back support * * Suggested HCPC L0631 48 * Premium Step Down LSO Back Support * Fits Small through 4XL * Indications: Spinal Instability