Other apparatus

Instruments and appliances used in medical, surgical, dental or veterinary sciences, including scintigraphic apparatus, other electro-medical apparatus and sight-testing instruments; parts and accessories thereof: > Electro-diagnostic apparatus (including apparatus for functional exploratory examination or for checking physiological parameters); parts and accessories thereof: > Other: > Other: > Other > Other apparatus

Duty Rate (from China)

35%
MFN Base RateFree

Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Total Effective Rate35%

Products classified under HTS 9018.19.95.50

Portable ECG Holter Monitor

A compact, wearable electrocardiogram (ECG) device that records heart electrical activity over 24-48 hours for diagnostic analysis of arrhythmias. It falls under HTS 9018.19.95.50 as electro-diagnostic apparatus for functional exploratory examination of cardiac physiological parameters. Used by cardiologists to detect irregular heart rhythms outside clinical settings.

Digital Electromyography (EMG) System

Electro-diagnostic device measuring electrical activity of skeletal muscles to diagnose neuromuscular disorders like carpal tunnel syndrome. Classified under HTS 9018.19.95.50 as other electro-diagnostic apparatus for functional physiological examination. Includes surface electrodes and analysis software for nerve conduction studies.

Biofeedback Stress Monitor

Wearable electro-diagnostic device measuring heart rate variability, skin conductance, and muscle tension for stress assessment and biofeedback therapy. Falls under HTS 9018.19.95.50 as other apparatus for checking physiological parameters. Used in clinical psychology and autonomic nervous system evaluation.

Handheld Nerve Conduction Velocity Tester

Portable electro-diagnostic instrument for measuring nerve conduction velocity and amplitude to diagnose peripheral neuropathy. Classified in HTS 9018.19.95.50 as other electro-diagnostic apparatus for functional exploratory examination. Essential tool for neurologists and endocrinologists.

Ambulatory Blood Pressure Analysis System

24-hour wearable device for continuous blood pressure monitoring with event correlation and circadian rhythm analysis software. HTS 9018.19.95.50 classification as electro-diagnostic apparatus checking physiological parameters. Used for diagnosing hypertension and white coat syndrome.

Evoked Potential Audiometer

Electro-diagnostic system measuring brain stem auditory evoked responses for objective hearing threshold assessment. Classified under HTS 9018.19.95.50 as other apparatus for functional neurological examination. Critical for pediatric and non-responsive patient audiology testing.

Portable Electroretinography (ERG) Device

Electro-diagnostic instrument recording retinal electrical responses to light stimuli for diagnosing retinal diseases. HTS 9018.19.95.50 as other electro-diagnostic apparatus for visual pathway functional testing. Used in ophthalmology clinics for glaucoma and macular degeneration assessment.

Sweat Conductivity Analyzer

Electro-diagnostic device analyzing sweat chloride conductivity for cystic fibrosis newborn screening and diagnosis. Classified HTS 9018.19.95.50 as apparatus for functional exploratory examination of electrolyte parameters. Benchtop or point-of-care testing system.

Gastrointestinal Electrical Activity Recorder

Sertral electrogastrography (EGG) system recording gastric slow wave electrical activity for motility disorder diagnosis. HTS 9018.19.95.50 classification as electro-diagnostic apparatus for gastrointestinal functional examination. Used in gastroenterology for dyspepsia and gastroparesis evaluation.

Transcranial Electrical Stimulation Monitor

Electro-diagnostic device monitoring cortical excitability and motor evoked potentials during non-invasive brain stimulation. Classified under HTS 9018.19.95.50 as other apparatus for functional neurological parameter checking. Used in neurology research and TMS therapy monitoring.

Intraoperative Neuromonitoring System

Multimodal electro-diagnostic platform combining SSEP, MEP, and EMG monitoring for spinal and brain surgery neuroprotection. HTS 9018.19.95.50 as comprehensive electro-diagnostic apparatus for real-time physiological parameter assessment during surgical procedures.

Autonomic Function Testing Suite

Integrated electro-diagnostic system assessing heart rate variability, sudomotor function, and cardiovagal reflexes for autonomic neuropathy screening. Classified HTS 9018.19.95.50 as multi-parameter physiological examination apparatus. Used in diabetes and neurology clinics.

Quantitative Sensory Testing Device

Electro-diagnostic instrument delivering controlled thermal, vibratory, and electrical stimuli to quantify sensory nerve thresholds. HTS 9018.19.95.50 classification for peripheral sensory function exploratory examination. Essential for small fiber neuropathy diagnosis.

Portable EEG Event Monitor

Ambulatory 32-channel EEG recorder with seizure detection algorithms for epilepsy patient long-term monitoring. Classified under HTS 9018.19.95.50 as electro-diagnostic apparatus despite EEG provisions due to event monitoring specialization. Patient-activated with automatic spike/wave detection.

Microneurography Recording System

Ultra-sensitive electro-diagnostic amplifier system recording sympathetic nerve traffic from peripheral nerve fascicles in humans. HTS 9018.19.95.50 as specialized apparatus for functional exploratory examination of autonomic nervous system activity. Research and clinical hypertension studies.