| 摘要 |
The present invention provides devices and methods for using such devices which can be positioned over cardiac stimulator lead sections which are known to be flawed or which are at risk of failure, such as wire stiffener fractures and electrical shorts. The devices and methods of the invention can protect a patient with an implanted cardiac stimulator whose flawed lead represents a threat to his health or life. The devices and methods of use of the invention provide movable sleeves which can be positioned at various points along the length of a lead at the discretion of the heart surgeon.
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