Calcification
Category Lesion Feature Term Calcification Definition of Calcification Echogenic Foci With Posterior Shadowing Indicating Mineralization Notes About Calcification Seen in Chronic Lesions, Stones, or Tumors
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Beam Hardening
Category Artifact Cause Term Beam Hardening Definition of Beam Hardening Apparent Increase In Mean Photon Energy After Passing Through Tissue Causing Nonuniform Attenuation Notes About Beam Hardening More Relevant In CT Than Plain Radiography
Epidural Catheter
Category Anesthesia Analgesia Typical Use Deliver continuous regional analgesia for labor and surgery. Description A flexible catheter threaded into the epidural space to provide continuous infusion or intermittent boluses of local anesthetic and or opioid agents for labor analgesia, postoperative pain control, or regional anesthesia, requiring careful placement, dosing, and monitoring for block level and … Read more
Electromyography And Nerve Conduction Study Equipment
Category Diagnostic Neurophysiology Typical Use Assess peripheral nerve and muscle function for neuropathy and myopathy diagnosis. Description A combined system that records electrical activity from muscles EMG and measures conduction velocity and amplitude of peripheral nerves using surface or needle electrodes to diagnose neuropathies, radiculopathies, neuromuscular junction disorders, and primary muscle disease. Nerve conduction studies … Read more
Thoracic Surgical Stapler
Category Thoracic Surgery Closure Typical Use Transect and staple lung parenchyma and bronchovascular structures during VATS. Description A specialized stapling device with cartridges sized for pulmonary tissue used to divide and seal lung tissue and vessels during minimally invasive thoracic resections, requiring careful selection of staple height and cartridge type to ensure airtight and hemostatic … Read more
Event Recorder
Category Diagnostic Monitoring Typical Use Intermittent ambulatory ECG capture for symptomatic episodes. Description A patient activated or auto triggered cardiac rhythm recorder used for intermittent monitoring over weeks to months to capture transient arrhythmias that are too infrequent for standard Holter monitoring, enabling correlation of symptoms such as syncope or palpitations with ECG events. Event … Read more
Scatter Correction
Category Image Processing Term Scatter Correction Definition of Scatter Correction Techniques To Estimate And Remove Scattered Photon Contribution From Images Notes About Scatter Correction Improves Quantitation And Contrast
Bone Curette
Category Orthopedic ENT Typical Use Scrape and remove bone or granulation tissue. Description A robust, spoon shaped instrument used to debride bone surfaces, remove granulation tissue, or harvest cancellous bone during orthopedic, ENT, and dental procedures; bone curettes are available in multiple curvatures and sizes to access irregular surfaces and preserve surrounding structures.
Capnograph
Category Monitoring Typical Use Measure end tidal carbon dioxide and ventilation adequacy. Description A bedside monitoring device that continuously measures and displays end tidal carbon dioxide EtCO2 waveforms and numeric values to assess ventilation, confirm endotracheal tube placement, and guide ventilator management; it provides real time feedback on alveolar ventilation, perfusion, and metabolic changes and … Read more
Subject Contrast
Category Image Quality Factor Term Subject Contrast Definition of Subject Contrast Difference In Attenuation Between Adjacent Tissues Determining Intrinsic Contrast Notes About Subject Contrast Affected By kVp And Tissue Composition