The team says a further medical update will be provided following the surgery, which is scheduled for Wednesday.
The surgery all but assures that the native of the Republic of Georgia will be unavailable for FIBA EuroBasket, which runs from Sept. 4-22 in Slovenia. That event, which is the European Championships, is a qualifier for next summer's FIBA World Cup in Spain.
The Nets open training camp at PNY Center in East Rutherford on Oct. 1.
Shengelia is entering the second year of a two-year deal that will pay him just shy of $789,000. As a rookie, played in 19 games, averaging 1.6 points and 1.2 rebounds in 4.9 minutes per game. He was sent to the D-League's Springfield Armor on four separate occasions last season.
Josh Newman is SNYNets.com’s Field Reporter. Follow him on Twitter for up to the minute news and banter on all things related to the Brooklyn Nets and the NBA