author-avatar

About Dr. Fernando Mariz, MD

I’m Dr. Fernando Mariz, a gynecology and pelvic surgery physician practicing in New York City. Before my medical career, I served in the U.S. Marine Corps, where I developed the discipline, focus, and steadiness that continue to shape the way I care for patients today. At Maiden Lane Medical, my work covers women’s health, preventive care, sonography, pelvic pain, abnormal uterine bleeding, and minimally invasive gynecologic procedures.

Fujifilm Sonosite iViz handheld tablet ultrasound system with its cabled transducer, shown at an angle on a plain background
Device Review & Insights

Sonosite Handheld Ultrasound 2026: Discontinued & Alternatives

Sonosite invented the hand-carried ultrasound class under a 1990s DARPA grant and sells no general-purpose handheld in 2026 — its own cost-education page defines the handheld category with six competitors' devices and none of its own. The brand map: every system in the current lineup with Sonosite's own positioning, the full retirement schedule, what the used market actually asks, and the modern handheld class that fills the gap.
Continue reading
D3Ultra interscalene nerve block bedside ultrasound workflow capture
POCUS Basics & Guides

Point-of-Care Ultrasound (POCUS): Uses, Devices & Training

Point-of-care ultrasound is ultrasound performed at the bedside and interpreted directly by the treating clinician. The educational hub: what POCUS answers application by application, thirteen specialties mapped to the society documents that define their scope, what the published evidence reports, the three device classes with dated prices, training and certification pathways, and where the limits sit.
Continue reading