[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

胎动感应贴片本质是压电/加速度传感原理,能检测腹壁震动但无法区分胎动、肠蠕动和母体呼吸,误报率普遍偏高,孕28周前腹壁信号弱基本无法有效识别,建议28周后使用

1
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80%
Confidence
Long-term
Relevance
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First Seen

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https://kongchang.com/claim/246460
API
curl https://kongchang.com/api/v1/knowledge/claims/246460
MCP
get_claim(id=246460)