Indirect revascularization is a therapeutic approach in case of severe angina not suitable for percutaneous or surgical revascularization. Transmyocardial revascularization (TMR) is one of the techniques used for indirect revascularization and it allows to create transmyocardial channels by a laser energy bundle delivered on left ventricular epicardial surface. Benefits of the procedure are related mainly to the angiogenesis caused by inflammation and secondly to the destruction of the nervous fibers of the heart.

The Author describes an old technique of hemorrhoids' treatment with a new disposable instrument: the canadian Patrick O'Regan's Ligator. On a series of 342 patients, from December 1998 to March 2000, the Author, treating this pathology with good results in percentage, stresses on the manageability and practicality of this instrument both in the hospital regimen and in the Day Hospital.