Unverified50% confidenceFactExact time
美国FDA对II类或III类医疗器械要求510(k)上市前通知或PMA预市批准,认证周期通常长达数年,成本高达数百万美元
1
Sources
50%
Confidence
Long-term
Relevance
7/13/2026
First Seen
Sources
四足机器人变轮椅:仿生腿如何重塑无障碍出行
redditr/robotics7/12/2026
Related Claims
Cite This Claim
Stable URI
https://kongchang.com/claim/502993API
curl https://kongchang.com/api/v1/knowledge/claims/502993MCP
get_claim(id=502993)