Technically it's known as the patella
This 
method is technically demanding and data show, that it should not be used... [DOC] [TLE] chondromalacia patella | pathology | Britannica.com [PAR] Chondromalacia patella, also called chondromalacia of the patella, condition in 
... the patella, and the patellar tendon (which technically is a ligament) attaches... [DOC] [TLE] 7 Best Exercises to Rehab Patellar Tendinitis - BuiltLean [PAR] Apr 14, 2016 ... Also known as jumper's knee, this overuse injury is particularly common among 
... Technically, the patellar tendon is a ligament that links the front of the knee ...