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medical double-tube multifunctional stethoscope double-sided fetal heart stethoscope listen to the heartbeat special for pregnant women adult and children universal

医用双管多功能听诊器双面胎心听诊器听心跳专用孕妇成人儿童通用

  • EXW Price: Min. order:
    ¥25.0
    ≥50/set
  • 50 set
  • Exchage Rate 1 CNY ≈ 0.1418 USD
  • Weight 2.0 kg/set
  • Stock num 37557 set
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  • Description

此产品是未税价,开票另加税点,请联系客服

 

【主要材料】钢材、塑料管、弹簧片。

【技术参数】
频响曲线:100-500Hz以测试声源为基准。衰减不大于12dB、在500-1000Hz不大于20dB。
弹簧片硬度:HR15N82.9-88.4。
耳环弹力:两耳塞拉开140mm,弹力值在1.372-1.960N。
耳环弹性:两耳塞拉开300mm,1分钟后回复,变形不大于10mm。
大号扁形听头直径:45mm.    小号扁形听头直径:30mm.
大号钟形听头直径:34mm     中号钟形听头直径:25mm
小号钟形听头直径:20mm     导管长度:58cm
(1)膜片采用优质聚脂材料,耐磨损。
(2)听诊头为优质锌合金材料,做工优良,转动轴灵活,转动180度可以顺畅切换听诊面。耳环可调设计,可自行调整。耳环左右平衡。
(3)胶管柔顺,不易老化。
(4)耳塞采用PVC合成材料,佩戴舒适。有3种不同尺寸的耳塞备选。
(5)多功能听诊器除原有的大、小听诊面外,配件包内尚有成人钟型听诊面、中型钟型听诊面、儿童型钟形听诊面、耳塞、大小膜片配件,协助实现多种情况下的灵活使用。

Update time:20240510094326


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