Related by context. Frequent words. (Click for all words.) 68 catheter 63 handpiece 62 incision 61 catheter inserted 60 retractor 60 balloon catheter 60 laparoscope 59 catheters 59 pericardium 58 anastomosis 57 valve 57 suction 57 abdominal cavity 57 suture 57 endoscope 56 impeller 56 aspirate 56 lancet 56 guidewire 56 tiny incisions 56 minimally invasive procedure 56 radial artery 56 soft palate 56 stoma 55 pipette 55 pulse generator 55 pulmonary vein 55 ureter 55 surgical incision 55 injector 55 nozzle 55 electrode 55 intravascular 55 chest cavity 55 transducer 54 intraocular lens 54 Catheter 54 diaphragm 54 aspirated 54 incisions 54 ascending aorta 53 stent 53 duodenum 53 actuator 53 mitral 53 colonoscope 53 vertebral body 52 anterior chamber 52 septum 52 percutaneous 52 occlusion 52 fluoroscopy 52 nasal cavity 52 stent graft 52 spacer 52 airway 52 femoral artery 51 intraocular 51 femoral 51 femtosecond laser 51 forceps 51 orifice 51 cavity 51 intra abdominal 51 inch incision 51 abdominal wall 51 acupuncture needles 51 intra operative 51 vitrectomy 51 Percutaneous 51 handpieces 50 urethra 50 spray nozzle 50 sinus cavity 50 laparoscopically 50 venous 50 trachea 50 Minimally invasive 50 pulmonary valve 50 nitinol 50 implant 50 bronchial tubes 50 topical anesthetic 50 solenoid 50 tube 50 stent placement 50 sutures 50 pulmonary veins 49 flange 49 Endoscopic 49 Surgical System 49 catheterization 49 electrodes 49 pulmonary arteries 49 thrombus 49 nostril 49 valves 49 microcapsules 49 Anterior 49 embolic 49 perforations