What can i do if my sis is having laser heart surgery!is it dangerous?

Depends: On exact diagnosis. Laser lead extraction of pacemaker leads is pretty safe. Lasertmr heart revasculariazion is done in high risk situations along with coronary bypass commonly. Full risk, benefit, options should be part of any pre op preparation . Other personal risks can be decision makers.

Not really: Trans-myocardial revascularization has been around as a technique for about 30 years. Overall, it is used for people with limited options for cardiac revascularization, but can be performed with acceptable risks.