VRaptor, a VR system for situational training that uses trainer-defined scenarios is described. The trainee is represented b y an avatar; the rest of the virtual world is populated b y virtual actors, which are under the control of trainer-defined scripts. The scripts allow reactive behaviors, but the trainer can control the overall scenario. This type of training system may be very useful in s...

The objective of this study was to evaluate the diagnostic accuracy of hystero-salpingography (HSG) in detecting uterine cavity abnormalities in infertile patients, with reference to hysteroscopy as the gold standard method. 60 infertile women were investigated with both HSG and hysteroscopy. Statistical analysis was performed. As a test for the detection of uterine cavity abnormalities, HSG in...

The aim of this study was to clarify the dentoskeletal treatment effects induced by a preorthodontic trainer appliance treatment on Class II, division 1 cases. Twenty patients (10 girls and 10 boys, mean age 9.6 +/- 1.3 years) with a Class II, division 1 malocclusion were treated with preorthodontic trainer appliances (Myofunctional Research Co., Queensland, Australia). The patients were instru...

Robotic devices are being developed to automate repetitive aspects of walking retraining after neurological injuries, in part because they might improve the consistency and quality of training. However, it is unclear how inconsistent manual training actually is or whether stepping quality depends strongly on the trainers' manual skill. The objective of this study was to quantify trainer variabi...

In this document, we will describe selected game aspects of a cognitive trainer game product. The cognitive trainer, developed by ACE, is targeted on basketball and hockey players. It enables them to improve their cognitive skills using an electronic game.