Skyscape Web Viewer : Clinical Anesthesia Procedures of the Massachusetts General Hospital Handbook : Image Index

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Sacral Anatomy, Lateral View
Schematic of an Anesthesia Machine
Schematic Representation of Train-of-Four (Tof) Responses to a Depolarizing (A) and a Nondepolarizing (B) Muscle Relaxant, Showing the Control Response Before the Relaxant (a) and Afterward (B, C, D)
Sciatic Nerve Block with Popliteal Fossa Approach Using Ultrasound Guidance
Sciatic Nerve Block with Subgluteal Approach Using Ultrasound Guidance
Skin Dermatomes Corresponding to Respective Sensory Innervation by Spinal Nerves
Spectrogram of Dexmedetomidine Showing Both Spindles (9-15 Hz) and Slow Wave (0.1-1 Hz) Oscillations at Low Doses and a Predominance of Slow-Wave Oscillations at High Doses
Spectrogram of Nitrous Oxide During a Transition from Isoflurane As the Anesthetic to Nitrous Oxide, As May Occur Clinically Toward the End of Surgery to Facilitate Emergence
Spectrogram of Propofol Showing a Pathologic Alpha Oscillation (8-12 Hz), Which Corresponds with Prevention of Communication Between the Thalamus and Cortex, and Slow Wave (0.1-1 Hz) Cortical Fragmentation
Spectrogram of Sevoflurane Showing an Alpha (8-12 Hz) and Slow Wave (0.1-1 Hz) Oscillation at Low Concentration and the “fill in” Effect at High Concentrations of Anesthetic
Spinal Column Curvatures that Influence the Spread of Anesthetic Solutions
Spinal Needle Insertion, Lateral View
Standard Left Ventricular Myocardial Segmentation for Tomography
Stepwise Approach to Perioperative Cardiac Assessment for CAD from the Latest ACC/AHA Guidelines
Subcostal Four-Chamber Probe Position
Subcostal Four-Chamber Transthoracic Echocardiographic Image
Subcostal Inferior Vena Cava Probe Position
Subcostal Inferior Vena Cava Transthoracic Echocardiographic Image
Subcostal Short-Axis Probe Position
Subcostal Short-Axis Transthoracic Echocardiographic Image
Superficial Cervical Plexus/Interscalene Block Using Ultrasound (Us) Guidance
Supraclavicular Block Using Ultrasound Guidance