A method and apparatus for bonding a pair of tubular members are disclosed. First and second end portions of the tubular members are gripped for rotation about their axis. The tubular members are axially rotated and a laser beam is directed radially toward the tubular members to bond them together.

 
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< Compounds having .beta..sub.2 adrenergic receptor agonist and muscarinic receptor antagonist activity

> Electrophysiology catheter
~ 00420