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A reflex hammer in an ocular setting is used for gentle taps on the forehead or skull to trigger responses around the eyes. In vestibular testing, the response can be recorded from muscles near the eyes. In a basic exam, the tap can also be used to observe a blink response. The goal is to check nerve pathways linked with balance and eye movement.
read more about reflex hammer (ocular) ...Here, ocular refers to responses measured around the eyes, not tendon reflexes in the knee or ankle. The test looks at how the balance system connects to eye muscles. Some clinics record the response with sensors placed under the eyes. The results are read with your symptoms and other exam findings.
You sit still while a clinician delivers light taps to a specific spot on the forehead or hairline. Small sensors can record the muscle response under the eyes during each tap. The test can include repeated taps so the signal is clear. You can ask for a break if you feel uncomfortable.
This tap method can support vestibular evaluation when dizziness or imbalance is the main complaint. It can help show how the otolith organs respond to vibration or impact stimuli. Results can also help guide referral to a balance specialist or audiology clinic. Testing is only one piece of the full workup.
Most people feel mild tapping pressure and temporary awareness around the forehead. Bruising is uncommon but possible if skin bruises easily. Tell the clinician about blood thinners, recent head injury, or eye surgery before testing. If you feel worse dizziness after the visit, rest and call the clinic for advice.
No. A tendon reflex test checks muscle stretch reflexes in the arms or legs. An ocular tap test focuses on responses around the eyes during vestibular or nerve checks.
The tap should feel like a light knock, not pain. If it feels sharp or uncomfortable, tell the clinician so the force can be adjusted. You can pause the test at any time.
oVEMP stands for ocular vestibular evoked myogenic potential. It is a recorded response from muscles around the eyes after a sound or tap stimulus. Clinicians use it to study parts of the balance system.
Call if dizziness becomes severe, you faint, or you develop strong headache after testing. Also call if you notice new vision changes or eye pain. These symptoms need prompt review.
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μVEMP: A Portable Interface to Record Vestibular Evoked Myogenic Potentials. Frontiers in Neurology. https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2018.00543/full. Date Accessed February 24, 2026.
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