Spectral analysis of bubble sounds in decompressed guinea pigs.

  title={Spectral analysis of bubble sounds in decompressed guinea pigs.},
  author={H C Lee and K L Huang and Jeng Daw Tsai and Shu-Hui Wang and Henry M. K. Mok},
  journal={Zhonghua yi xue za zhi = Chinese medical journal; Free China ed},
  volume={50 5},
Doppler ultrasonic monitoring was used to detect bubbles in sixteen guinea pigs subjected to a simulated air-dive profile of 9 ATA for 25 minutes. After completion of the decompression, eight subjects did not demonstrate any signs of decompression sickness (DCS), two developed paraplegia and six died. Under sedation, the Doppler ultrasonic bubble detector was placed precordially to record the bubble signals in both pre-dive and post-dive. The recorded signals were analyzed with a high… CONTINUE READING