Related by context. All words. (Click for frequent words.) 65 implantation 65 coronary artery bypass grafts 64 lumbar disc replacement 64 nephrectomies 63 total knee arthroplasties 63 mitral valve repair 62 inguinal hernia repair 62 angioplasty procedures 62 endovascular procedures 62 laparoscopic colectomy 62 implant 62 recanalization 62 TKAs 61 sacrocolpopexy 61 ClosureFAST catheter 61 carotid stent 61 VATS lobectomy 61 lumbar fusions 61 percutaneous coronary interventions PCIs 61 keratoplasty 61 radical prostatectomies 61 transapical 61 resections 60 LASIK procedures 60 aortic valve replacements 60 laminectomies 60 valve implantation 60 balloon kyphoplasty procedure 60 liver resection 60 catheterizations 60 gynecologic surgery 60 BioSTAR R 60 balloon dilation 60 abdominal hysterectomy 60 Mitroflow 60 PCIs 60 MiniArc 60 explanted 60 lumbar spine fusion 60 artery bypass 59 transfemoral 59 ablation procedures 59 valvuloplasty 59 urological procedures 59 partial meniscectomy 59 breast brachytherapy 59 transcatheter aortic valve 59 spinal fusion procedures 59 primary patency 59 carotid stenting 59 ablations 59 single incision laparoscopic 59 prostatectomies 59 XIENCE V stent 59 Rubicon Filter 59 mitral valve replacement 59 atrial fibrillation ablation 59 interbody fusion 59 BioSTAR ® 59 LVAS 59 carotid artery stenting 58 CABG surgeries 58 Stent Grafts 58 Ventricular Assist Device 58 Mobi C 58 posterolateral fusion 58 TLIF 58 scleral buckling 58 assisted laparoscopic prostatectomy 58 ASR XL 58 surgical implantation 58 ICD implants 58 Intuitive Surgical da Vinci 58 percutaneously 58 VentrAssist 58 stenting procedures 58 Heartmate II 58 Heartmate 58 stent grafts 58 ColonRing 58 coronary stenting 58 lumbar fusion 58 Artificial Disc 58 CardioPass 58 bone grafting procedures 58 Implantable Cardioverter Defibrillator ICD 58 multicenter clinical trials 58 robotic prostatectomy 58 robotically assisted 58 Synchrony lens 58 thoracic aortic aneurysms 58 percutaneous aortic valve 58 penetrating keratoplasty 58 Dynesys 57 tissue grafts 57 reimplantation 57 LASIK surgeries 57 neurosurgical procedures 57 invasive catheter 57 StomaphyX 57 WallFlex Biliary RX 57 EsophyX 57 VNUS Closure procedure 57 ICDs implanted 57 thoracoscopic 57 KYPHON Balloon Kyphoplasty 57 limb lengthening 57 cardiac septal repair 57 bioprostheses 57 Medtronic CoreValve System 57 PFO closure 57 transthoracic 57 TORS 57 MitraClip device 57 CardioWest TAH t 57 transcatheter valves 57 hepatectomy 57 microcatheters 57 coronary interventions 57 transarterial 57 Turbo Tandem 57 HeartMate XVE 57 Carticel 57 transcatheter aortic valve implantation 57 RELIANT Trial 57 reinnervation 57 OsseoFix 57 fundoplication 57 AneuRx 57 MAKOplasty 57 NAVISTAR R 57 microsurgical 57 total abdominal hysterectomy 57 pacemaker implantation 57 kyphoplasty 57 OtisKnee 57 partial nephrectomies 57 phakic IOLs 57 anastomotic devices 57 Balloon Kyphoplasty 57 HVAD 57 cystectomy 57 replacement PAVR 57 renal transplants 57 mitral repair 57 laparoscopic surgeries 56 surgical procedures 56 bowel resections 56 Edwards SAPIEN valve 56 Kyphoplasty 56 Bone Graft 56 Ventricular Assist Device VAD 56 STARFlex R 56 minimally invasive outpatient 56 Endurant 56 minimally invasive technique 56 corneal grafts 56 microcatheter 56 IntraLase laser 56 aortic root replacement 56 performed laparoscopically 56 AtriClip 56 microdebrider 56 thymectomy 56 HeartNet 56 Strattice 56 paracentesis 56 gynecological procedures 56 STARFlex ® 56 bypass grafting 56 VADs 56 laparoscopic nephrectomy 56 implanted 56 laparoscopic hysterectomy 56 cardioverter defibrillator 56 laparoscopic radical prostatectomy 56 undergoing spinal fusion 56 transplantations 56 cardiac resynchronisation therapy 56 tricuspid valve repair 56 TURBO Booster 56 urologic surgeons 56 CardioPass TM 56 carotid artery stent 56 arterial grafts 56 balloon valvuloplasty 56 Coronary Artery Bypass Graft 56 arthroplasties 56 PROMUS Element Stent 56 intravascular stent 56 INVO procedure 56 TURP 56 assisted laparoscopic 56 CorMatrix ECM 56 percutaneous valve 56 underwent resection 56 mitral valve surgery 56 gynecological surgeries 56 Stabilimax NZ 56 endoluminal 56 ReValving 56 electrophysiology procedures 56 EverFlex 56 endovascular repair 56 incisionless 56 defibrillator implant 56 abdominal incisions 56 Pivotal Clinical Trial 56 nonsurgical procedure 56 OsseoSpeed 56 TUMT 56 vaginal incision 56 carotid stents 56 Burch colposuspension 56 phakic 56 INFUSE ® 56 urethral bulking agent 56 adrenalectomy 56 cervical spine fusion 56 transvaginal 56 transradial 56 orthopedic surgeries 56 osteotomies 55 mechanical thrombectomy 55 patients undergoing CABG 55 laparoscopic surgical procedures 55 magnetic irrigated catheter 55 Nitinol Stent 55 Left Ventricular Assist 55 MitraClip R 55 distal anastomosis 55 endometrial ablation 55 endoscopic surgeries 55 infrapopliteal 55 Spinal Cord Stimulation 55 Cumulase 55 lobectomies 55 treat menorrhagia 55 gynecologic procedures 55 bioartificial 55 Novacor R 55 Embolic Protection System 55 Carotid stenting 55 revascularization procedure 55 endoscopically 55 lung resection 55 Destination Therapy 55 ICSI cycles 55 AIGISRx 55 CryoValve SG 55 CABG procedures 55 treated nonsurgically 55 System LVAS 55 HeartMate 55 cerclage 55 explantation 55 EBUS 55 bypass grafts 55 subconjunctival injection 55 endovascular abdominal aortic 55 TAVI 55 renal tumors 55 atrial ablation 55 engineered bladders 55 oocyte cryopreservation 55 bariatric surgical 55 cerebral angiography 55 intraductal 55 TAXUS TM 55 sutureless 55 joint arthroplasty 55 Aneurysm Repair 55 bioprosthetic 55 microsurgical techniques 55 radical retropubic prostatectomy 55 Levacor TM 55 balloon angioplasties 55 excisional 55 biliary stents 55 vaginal sling 55 percutaneous procedures 55 AF ablation 55 rhBMP 2 55 Stretta 55 transcatheter valve 55 endoscopic retrograde cholangiopancreatography ERCGrant Parpan 55 HeartMate R 55 guided percutaneous 55 sacral nerve stimulation 55 Coronary artery bypass graft 55 vertebral compression fractures 55 unicondylar 55 transoral 55 denervation 55 PICSO ® 55 esophagectomy 55 implants 55 spinal surgeries 55 RF Kyphoplasty 55 Lumbar Interbody Fusion 55 mid urethral sling 55 distraction osteogenesis 55 minimally invasively 55 cholecystectomies 55 robotic prostatectomies 55 Neo Bladder Augment 55 unicompartmental 55 AlphaCor 55 transcatheter closure 55 Microcatheter 55 retroperitoneal 55 DeBakey VAD 55 pelvic lymph node dissection 55 embolisation 55 HoLEP 55 donor corneas 55 Européenne Mark 55 lumbar interbody fusion 55 Reconstructive Tissue Matrix 55 endothelial keratoplasty 55 peripheral vascular stent 55 thoracoscopic lobectomy 55 diagnostic angiography 55 Thermage procedure 55 Ascendra 54 Levacor 54 trabeculectomy 54 Spectranetics laser 54 donor nephrectomy 54 less invasive laparoscopic 54 TandemHeart System 54 ovulation induction 54 percutaneous intervention 54 TEVAR 54 total hip arthroplasties 54 endovascular stent 54 laparoscopic cholecystectomy 54 xenograft 54 coronary angioplasty procedures 54 ProDisc L 54 GORE TAG ® 54 sentinel node biopsy 54 balloon occlusion 54 coronary artery stents 54 cartilage regeneration 54 Transcatheter aortic valve implantation 54 lumbar spinal fusion 54 bowel resection 54 carotid revascularization 54 laparoscopic myomectomy 54 endovascular aneurysm repair 54 Laser Lok 54 thrombus aspiration 54 TAH t 54 everolimus eluting stent 54 Thoratec HeartMate 54 Palmaz stent 54 transcatheter 54 biliary stent 54 paclitaxel eluting 54 interventionalists 54 paclitaxel eluting stents 54 functional mitral regurgitation 54 carotid surgery 54 renal denervation 54 artery embolization 54 StarClose 54 intramedullary nail 54 bifurcation stent 54 Transcatheter 54 ClosureFAST 54 EVLT 54 sirolimus eluting 54 esophageal stent 54 Coblation 54 stent implantation 54 Thrombectomy 54 osteoporotic compression fractures 54 LVADs 54 Mitral valve repair 54 vein grafts 54 radioiodine therapy 54 coil embolization 54 reoperations 54 vaginal hysterectomies 54 Vertos 54 Arteriovenous 54 HIPEC 54 diskectomy 54 VisuMax 54 transapical aortic valve 54 thrombectomy 54 defibrillator CRT D 54 arthroplasty 54 PediGuard 54 surgical interventions 54 transforaminal 54 sonographically guided 54 transfemoral approach 54 pulmonary artery banding 54 endografts 54 TAXUS stents 54 bariatric surgeries 54 neurostimulators 54 epidural steroid injection 54 Cystectomy 54 coronary artery revascularization 54 transurethral resection 54 CTO recanalization 54 anterior lumbar interbody fusion 54 OmniWave 54 nonfusion 54 biventricular pacemaker 54 arteriotomy 54 sternal closure 54 bioabsorbable stent 54 allografts 54 aortic stent grafts 54 anastomoses 54 CYPHER Stent 54 embryo transfers 54 fibrin glue 54 Implantable cardioverter defibrillators 54 kyphoplasty procedure 54 cardiopulmonary bypass CPB 54 Feasibility Trial 54 InterStim Therapy 54 aortic stent graft 54 pancreatic resection 54 Minimally invasive 54 ExAblate R 54 excisional biopsy 54 PROMUS Element 54 OPCAB 54 balloon sinuplasty 54 vasectomy reversal 54 robotic urologic surgery 54 ProDisc 54 stent graft 54 embolic coils 54 #,# Visian ICLs 54 biceps tenodesis 54 hydroxyapatite coated 54 Ventricular Assist Devices 54 transapical approach 54 spine fusions 54 median sternotomy 54 unicompartmental knee 54 elbow arthroplasty 54 minimally invasive laparoscopic surgery 54 laparoscopically assisted 54 ATS 3f Aortic Bioprosthesis 54 minimally invasive orthopedic 54 GEM OS2 54 vein ablation 54 Resection 54 HepaSphere Microspheres 54 Arthroplasty 54 fracture fixation 54 cobalt chromium stents 54 GORE TAG 54 shoulder arthroplasty 54 uterine fibroid embolization 54 ESWT 54 core needle biopsy 54 rhizotomy 54 cataract extraction 54 thoracic aortic 54 kidney pancreas transplants 54 coronary intervention 54 pedicle screws 54 Dural Sealant 54 Levacor VAD 53 cardiac ablation procedures 53 debulking surgery 53 vitreoretinal 53 tracheal intubation 53 thrombus removal 53 laparoscopic sleeve gastrectomy 53 IVUS imaging 53 GYNECARE TVT 53 tumor resection 53 MGuard TM 53 saphenous vein grafts 53 eSVS MESH 53 cervical fusion 53 Vitrectomy 53 bilateral orchiectomy 53 Vascugel 53 Bronchoscopy 53 Novacor 53 anterior resection 53 hysterectomies performed 53 Phakic 53 sternotomy 53 Trevo System 53 esophageal resection 53 ThromCat 53 bariatric procedures 53 microkeratome 53 disposable catheter 53 balloon kyphoplasty 53 FinESS 53 nonsurgical cosmetic procedures 53 endoprosthesis 53 oocyte retrieval 53 Oxiplex 53 BIRMINGHAM HIP Resurfacing 53 transesophageal 53 Stabilimax 53 IVC filters 53 minimally invasive cardiac 53 Epi LASIK 53 bronchoscopic procedure 53 radical cystectomy 53 Interactive Orthopedic 53 canaloplasty 53 Celution System 53 OnControl 53 embolotherapy 53 tissue ablation 53 Sapien XT 53 paclitaxel eluting stent 53 generation rotary VAD 53 SilverHawk Plaque Excision System 53 Cryoablation 53 phakic intraocular lens 53 hip resurfacing arthroplasty 53 implantable cardioverter defibrillator ICD 53 Pivotal Trial 53 Talent Abdominal Stent Graft 53 TAVI procedure 53 Occluder 53 implant stents 53 budesonide foam 53 organ transplantations 53 AFRS TM 53 elective PCI 53 biventricular 53 RHEO 53 thyroidectomy 53 IMPELLA 53 cerebral vasospasm 53 needle aspiration 53 autologous chondrocyte implantation 53 tubal ligation reversal 53 CorPath 53 ablation therapy 53 superficial femoral 53 embolizations 53 Intuitive da Vinci 53 bioprosthesis 53 autologous tissue 53 ProDisc C 53 INFUSE Bone Graft 53 thrombolytics 53 DuraHeart 53 parathyroidectomy 53 stem cell transplantations 53 RVOT 53 severe aortic stenosis 53 arthroscopies 53 PyroCarbon 53 ADRCs 53 endovenous laser ablation 53 diaphragm pacing 53 vaginal hysterectomy 53 embolization 53 autologous SCT 53 Mohs micrographic surgery 53 EVLT ® 53 Tissue Matrix 53 antireflux 53 abdominal hysterectomies 53 percutaneous vertebroplasty 53 Penumbra System 53 Reveal XT 53 laparascopic 53 Stent Graft 53 surgical ablation 53 SUPERA stent 53 stenting 53 stented vessel 53 stimulation PTNS 53 deformity correction 53 pulsatile flow 53 ABSORB trial 53 surgical decompression 53 lumbar discectomy 53 RARP 53 carotid endarterectomy CEA 53 percutaneous 53 cardiac catherization 53 Adjustable Gastric Banding 53 IVF ICSI 53 diagnostic catheterization 53 abdominoplasty 53 ePTFE graft 53 SPECT CT imaging 53 ureteroscopy 53 MyoSure 53 stereotactic radiotherapy 53 related bloodstream infections 53 everolimus eluting stents 53 Implantation 53 INFUSE R 53 Endovascular Graft 53 EndoFLIP ® 53 Lithotripsy 53 perfusion defects 53 intramedullary nailing 53 DIEP flap 53 hysteroscopic sterilization 53 distal radius fractures 53 Mohs surgery 53 Mechanical Circulatory Support 53 ASPS statistics 53 Abdominal Stent Graft 53 gauge vitrectomy 53 sonographic examinations 53 MGuard ™ 53 cardiac resynchronization 53 computed tomographic 53 arthrodesis 53 intracavitary 53 cytoreduction 53 endovascular graft 52 Adiana 52 Amplatzer 52 QuadraSphere 52 ACL reconstructions 52 lung transplantations 52 retrospectively reviewed 52 partial nephrectomy 52 colon resection 52 coronary artery bypass grafting 52 Embolization 52 MTWA testing 52 Augment Injectable 52 renal biopsy 52 varicose vein treatment 52 endoscopic ultrasound 52 transradial approach 52 knee arthroplasties 52 homograft 52 TandemHeart 52 endograft 52 PFO migraine 52 artificial urinary sphincter 52 Sirolimus eluting 52 INTERMACS 52 catheters inserted 52 prostate TURP 52 DiFUSION 52 CorCap 52 carotid endarterectomies 52 EsophyX TM 52 Endurant Stent Graft 52 urinary diversion 52 Autograft 52 Coherex FlatStent 52 silicone gel breast 52 myocardial revascularization 52 Nissen fundoplication 52 Vasclip 52 pacemakers implanted 52 incisionless surgery 52 endovenous ablation 52 Arthrosurface 52 percutaneous coronary interventions 52 IVF cycles 52 Medtronic CoreValve ® 52 multicenter trials 52 craniomaxillofacial 52 HDR brachytherapy 52 intravitreal injections 52 pars plana vitrectomy 52 vertebral compression fractures VCFs 52 bone grafting 52 NeuroFlo 52 Melody Transcatheter Pulmonary Valve 52 sonographic evaluation 52 postoperative infection 52 descending thoracic 52 intravesical therapy 52 transarterial chemoembolization 52 neurosurgical procedure 52 CROSSER 52 GEM OS1 52 TriActiv 52 knee arthroplasty 52 perioperative mortality 52 RALP 52 total knee arthroplasty 52 VBLOC TM 52 acetabular fracture 52 breast reconstructions 52 Fontan procedure 52 minimally invasive robotic 52 bioresorbable 52 MiniArc Precise 52 Vertebroplasty 52 endoscopic resection 52 carotid artery stenting CAS 52 meniscectomy 52 treating uterine fibroids 52 transcutaneous 52 replacement TAVR 52 vertebral compression fracture 52 CustomVue 52 laparoscopic hysterectomies 52 thoracoscopy 52 pyeloplasty 52 hemodialysis patients 52 intradermal injection 52 TriActiv System 52 intra operatively 52 Edwards SAPIEN transcatheter 52 elective orthopedic 52 tumor excision 52 Stereotaxis Niobe 52 SpineAssist 52 percutaneous catheter 52 Ablatherm 52 PROMUS 52 lens IOL 52 leiomyomas 52 hip arthroplasty 52 TAXUS Stents 52 spinal cord stimulation 52 renal artery stenting 52 NovaSure 52 laparascopic surgery 52 stent implants 52 percutaneous transluminal coronary angioplasty 52 revascularized 52 Niobe ® 52 SynerGraft 52 less invasively 52 BioDisc 52 photocoagulation 52 Thermage Fraxel 52 atrial septal defects 52 grafts 52 Bioprosthesis 52 intra aortic balloon 52 Sideguard 52 self expanding nitinol 52 Laparoscopy 52 SpideRX 52 colectomy 52 reintervention 52 Powerlink System 52 axillary dissection 52 resynchronization therapy 52 corneal transplants 52 graft occlusion 52 embolectomy 52 synthetic grafts 52 abdominal surgeries 52 DuraHeart TM 52 Angiox R 52 disc herniations 52 diagnostic catheterizations 52 breast biopsies 52 laser assisted lipolysis 52 catheterization procedures 52 stented 52 Ascendra transapical delivery 52 NovoTTF #A 52 laparoscopic colon 52 urologic gynecologic 52 interventional cardiac 52 HeartMate II LVAS 52 corifollitropin alfa 52 assisted radical prostatectomy 52 spine fusion 52 endovascular coiling 52 Birmingham Hip Resurfacing 52 coronary blockages 52 GORE PROPATEN Vascular Graft 52 cervical cerclage 52 laparoscopic techniques 52 intracapsular 52 AMPLATZER 52 resection arthroplasty 52 ovarian stimulation 52 rt PA 52 XVE 52 arteriovenous malformations 52 iDuo 52 Flow Coupler 52 LapBand 52 multifocal IOLs 52 BioMatrix 52 interspinous process 52 C7 XR 52 Visian ICL 52 catheterisation 52 Coronary artery bypass 52 embolic protection device 52 CardioWest artificial heart 52 CompuDent 52 fluoroscopic guidance 52 HeartMate II 52 Vitro fertilization 52 Novacor LVAS 52 Cardima Surgical Ablation System 52 crystalens 52 syngo DynaCT 52 thoracolumbar 52 AngioJet 52 MRgFUS 52 percutaneous injection 52 transcranial Doppler 52 intra aortic 52 cannulated 52 Cribier Edwards 52 Assist Device 52 pelvic lymphadenectomy 52 descending aorta 52 Metricath Gemini 52 transabdominal 52 Peri Strips 52 Accelerated Partial Breast Irradiation 52 gastric imbrication 52 cerebral angiogram 52 Evicel 52 smaller incisions 52 Anti Bacterial Envelope 52 vena cava filters 52 stent grafting 52 aortic annulus 52 XIENCE 52 radical nephrectomy 52 revascularization procedures 52 Thoracoscopic 52 autologous transplants 52 HeartAssist 5 52 disc arthroplasty 52 SpyGlass System 52 ReValving System 52 underwent radical cystectomy 52 sirolimus eluting stents 52 surgical biopsies 52 SILS 52 interventional vascular 52 hepatic resection 52 Absorbable 52 Cellulaze 51 abdominal aortic 51 Doppler echocardiography 51 post operatively 51 CentriMag 51 laminectomy 51 vertebral augmentation 51 LEUKINE 51 undergoing cataract surgery 51 spinal fixation 51 Neovasc Reducer 51 surgical aortic valve 51 Augment ™ 51 Clearant Process R 51 myomectomy 51 CYPHER R Sirolimus eluting 51 STEMI patients 51 balloon expandable stent 51 Ventricular 51 implant defibrillator 51 endometrial biopsy 51 conventional angiography 51 Radio Frequency Ablation 51 Cortoss 51 gynaecologic 51 umbilical hernias 51 endovascular interventions 51 RX Acculink 51 laparoscopic adjustable gastric banding 51 surgeries 51 bifurcated stent 51 phakic IOL 51 balloon brachytherapy 51 tissue expander 51 endoleaks 51 TAXUS Element 51 urethral strictures 51 Medtronic CareLink Network 51 rotary VAD 51 gall bladder removals 51 Endeavor stent 51 microvascular decompression 51 angioplasty stenting 51 Adjustable Gastric Band 51 fenestrated 51 pulsatile 51 bladder augmentation 51 TAVR 51 iUni 51 tricuspid 51 drug eluting coronary stents 51 IORT 51 laparoscopic 51 Mammosite 51 Tissue Sterilization Process 51 Berlin Heart EXCOR 51 lymphadenectomy 51 valve replacements 51 percutaneous coronary 51 cardiothoracic surgeons 51 NovaSure procedure 51 Clearant Process 51 endotracheal intubation 51 nonsurgical treatments 51 Dr. Cadeddu 51 cholecystectomy 51 AxiaLIF 2L 51 vascular insufficiency 51 nonsurgical treatment 51 femoral neck fracture 51 Powerlink XL 51 vitrectomy 51 MarginProbe 51 biventricular pacemakers 51 unicompartmental knee replacement 51 endovascular therapy 51 endoscopic surgery 51 Sonolith i move 51 gastric bypass surgeries 51 minimally invasive techniques 51 endovascular aneurysm repair EVAR 51 laparoscopic partial nephrectomy 51 Drug Eluting Stents 51 vertebroplasty 51 urodynamics 51 laparotomy 51 intraoperatively 51 facial rejuvenation procedures 51 Toric IOL 51 PillCam capsule endoscopy 51 endoscopists 51 minimally invasive procedures 51 bi ventricular pacing 51 small keyhole incisions 51 Aortic Valve 51 intraocular lens implantation 51 electrophysiology EP 51 SonicOne 51 Endeavor Resolute 51 Endoscopic Ablation System 51 thoracic surgeries 51 MYO VAD 51 supra annular 51 hip arthroscopy 51 mitral valves 51 femoral popliteal 51 SPY imaging 51 bunionectomy 51 calcaneal fractures 51 atrial arrhythmias 51 CardioWest 51 DIEP Flap 51 surgical resection cavity 51 endoscopic surgical 51 JenaValve 51 undergoing coronary artery 51 Angiographic 51 DiabeCell ® 51 osseointegration 51 Medtronic Infuse 51 antibiotic impregnated 51 reconstructive surgical 51 lamellar keratoplasty 51 spinal fusions 51 Express LD Iliac 51 CardioWest temporary 51 intracranial aneurysms 51 myelomeningocele 51 R0 resection 51 corneal transplantation 51 HepaSphere 51 hindfoot 51 CE Marked 51 uterine fibroid embolization UFE 51 tumescent liposuction 51 colorectal cancer liver metastases 51 defibrillator implantation 51 thrombolysis 51 DSAEK 51 transrectal 51 PressureWire 51 PTNS 51 percutaneous tibial nerve 51 Acute Myocardial Infarction AMI 51 extracorporeal shock wave lithotripsy 51 coronary revascularization 51 DEEP AF 51 endoscopic mucosal resection 51 eluting coronary stent 51 coronary vasculature