noun
nasal endoscope
Medical term for an endoscope inserted through the nose, commonly used in transnasal endoscopy procedures.
経鼻内視鏡は、鼻から挿入するため、患者の負担が少ない。
A nasal endoscope is inserted through the nose, so it places less burden on the patient.
Compound of 経鼻 (transnasal) and 内視鏡 (endoscope). The exact historical derivation is uncertain; the term is a modern medical coinage.