( ( ( ( ( Endoscopic surgery ) ( ( involves ( ( the insertion ) ( of ( ( ( a camera ) and ) ( surgical instruments ) ) ) ) ) ( into ( ( the body ) ( through ( small incisions ) ) ) ) ) ) and ) ( ( controlling ( the procedure ) ) ( on ( a ( video monitor ) ) ) ) ) . )
(ROOT (S (S (NP (JJ Endoscopic) (NN surgery)) (VP (VBZ involves) (NP (NP (DT the) (NN insertion)) (PP (IN of) (NP (NP (DT a) (NN camera)) (CC and) (NP (JJ surgical) (NNS instruments))))) (PP (IN into) (NP (NP (DT the) (NN body)) (PP (IN through) (NP (JJ small) (NNS incisions))))))) (CC and) (S (VP (VBG controlling) (NP (DT the) (NN procedure)) (PP (IN on) (NP (DT a) (JJ video) (NN monitor))))) (. .)))
Endoscopic surgery involves the insertion of a camera and surgical instruments into the body through small incisions and controlling the procedure on a video monitor.
(ROOT (S (NP (NNS Endoscopes)) (VP (VBP are) (VP (VBN used) (S (VP (TO to) (VP (VB explore) (NP (DT the) (NN body)) (PP (IN through) (NP (NP (JJ various) (NNS orifices)) (CC or) (NP (JJ minor) (NNS incisions))))))))) (. .)))