This paper adopts a philological research method to systematically verify and analyze relevant ancient medical literature

selects representative structural diagrams of the

feng

needle

and sorts out the historical evolution of its morphological structure

operational techniques and indications. At the same time

this paper organizes the literature records of ancient and modern related instruments derived from the

feng

needle

and explores their technical inheritance and innovative characteristics. The aim is to lay a documentary foundation for further elucidating the clinical mechanism of the

feng

needle

and to provide theoretical support for the standardized research and promotion of its application in modern clinical practice.