| 摘要 |
A connector for joining one end of a rigid stethoscope ear tube to a multiple leaf binaural spring within a flexible tube that is attached to the stethoscope chestpiece, having a housing for rotatably supporting one end of the rigid ear tube so that it rotates about its own axis, with the housing and springs positioned inside the flexible tube so that the ear tube and the flexible tube are placed in aural communication. The housing is biased to place a holding force on the ear tube of between 2 and 10 pounds inches torque.
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