The term referring to a procedure using an instrument that emits a high-powered beam of light used to cut, burn, vaporize, or destroy tissue is

Cauterization

Explanation:

This procedure is used to destroy some tissues to reduce bleeding and tissue damage, and for  removal of unwanted growth and infections.

It is particularly applicable for treatment where antibiotics are not available for preventing  blood drainage (exsanguination) and cutting of limbs (amputations)

.

Presently, it is been discarded because it facilitate tissue damage and bacterial growth.

However the two types electrocautery and chemical cautery are useful for removing warts not well sighted and stopping of nose bleeding,

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