22 CM / 8 3/4”
The term “BABINSKY instrument” doesn’t refer to a specific medical instrument or tool that is widely recognized. However, the Babinski sign, also known as the Babinski reflex or response, is a neurological test used to assess upper motor neuron lesions. It is not performed with a specific instrument but rather with a stimulus applied to the sole of the foot.
Here’s a detailed explanation of the Babinski sign:
Babinski Sign: The Babinski sign is a clinical test used to evaluate the integrity of the central nervous system, particularly the corticospinal tract. This tract is responsible for voluntary motor movements. The presence of the Babinski sign may indicate an abnormal response and can be suggestive of certain neurological conditions.
The procedure of BABINSKY:
- The patient is typically lying down in a relaxed position.
- The examiner takes a pointed object, such as the handle of a reflex hammer or a tongue depressor, and gently strokes the lateral aspect (outer edge) of the sole of the foot, moving from the heel to the ball of the foot.
- In a normal response, the toes will flex or curl downward. However, in the presence of the Babinski sign, the big toe dorsiflexes (extends upward) and the other toes fan out.
- A normal response (toe flexion) is often seen in infants up to about 2 years old.
- In adults, an abnormal response (Babinski sign) suggests an upper motor neuron lesion, which could be due to conditions such as spinal cord injury, multiple sclerosis, or certain neurological disorders.
It’s important to note that the Babinski sign should be interpreted in the context of the overall clinical assessment, and it is not a definitive diagnosis on its own. If there are concerns about neurological function, a healthcare professional, typically a neurologist, would perform a comprehensive examination and may use additional diagnostic tests to determine the underlying cause.