From: Root canal disinfection comparing conventional irrigation vs photon-induced photoacoustic streaming (PIPS) using a buffered 0.5 % sodium hypochlorite solution
Colony forming units
Irrigation regimen
Before
After
Conventional delivery
4.83 ± 0.39
1.42 ± 1*
PIPS
4.92 ± 0.29
0.25 ± 0.45*