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一种利用PVdF(聚偏氟乙烯)压电薄膜作为换能元件的新型心音换能器在上海医疗器械研究厅研制成功,并通过产品鉴定。 YH01型心音换能器与功能相同的其它类型换能器相比具有频响宽、灵敏度高、结
A new type of heart sound transducer using PVdF (polyvinylidene fluoride) piezoelectric film as a transducing element has been successfully developed in Shanghai Medical Device Research Institute and has passed product identification. YH01-type heart sound transducer with the same function as other types of transducers with a wide frequency response, high sensitivity, junction