( ( In hemodialysis ) ( , ( ( ( ( a ( dialysis machine ) ) and ) ( a ( special filter ) ) ) ( ( called ( ( ( ( ( ( an ( artificial kidney ) ) , ) or ) ( a dialyzer ) ) , ) ( are ( used ( to ( clean ( your blood ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NNS hemodialysis))) (, ,) (NP (NP (DT a) (NN dialysis) (NN machine)) (CC and) (NP (DT a) (JJ special) (NN filter))) (VP (VBD called) (SBAR (S (NP (NP (DT an) (JJ artificial) (NN kidney)) (, ,) (CC or) (NP (DT a) (NN dialyzer)) (, ,)) (VP (VBP are) (VP (VBN used) (S (VP (TO to) (VP (VB clean) (NP (PRP$ your) (NN blood)))))))))) (. .)))
In hemodialysis,          a dialysis machine and a special filter called an artificial kidney, or          a dialyzer, are used to clean your blood.
(ROOT (S (NP (NNS Hemodialysis)) (VP (VBZ has) (NP (NP (NP (DT a) (NN patient) (POS 's)) (NN blood) (NN pass)) (PP (IN through) (NP (NP (DT a) (NN length)) (PP (IN of) (S (VP (VBG tubing) (SBAR (IN that) (S (VP (VBZ travels) (PP (IN through) (NP (DT an) (JJ artificial) (NN kidney) (NN machine))))))))))))) (. .)))
Hemodialysis has a patient’s blood pass through a length of tubing that travels through an artificial kidney machine.