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Education

University of Wisconsin Clinic of Neurosurgery (2017, Madison/USA)
Bakırköy Psychiatric Hospital (2014, Istanbul/Turkey)
Mersin University Faculty of Medicine (2007, Mersin/Turkey)

Experience

Istanbul Kanuni Sultan Süleyman Training and Research Hospital (2014-2021, Istanbul/Turkey)
Istanbul Bakırköy Mental and Neurological Diseases Hospital (2008-2014, Istanbul/Turkey)
Çorlu State Hospital (2007-2008, Çorlu/Turkey)

• In 2014, I completed my specialty training in the Department of Neurosurgery at Istanbul Bakırköy Prof. Dr. Mazhar Osman Mental Health and Neurological Diseases Training and Research Hospital and started to work as a specialist in Neurosurgery at Istanbul Health Sciences University Kanuni Sultan Süleyman Training and Research Hospital,
• In 2017, I was a visiting scholar at the University of Wisconsin Department of Neurosurgery/ Madison USA.
• In 2021, I received the title of associate professor.
• In December 2021, I left Kanuni Sultan Süleyman Training and Research Hospital, where I worked for 7.5 years, and started working at Biruni University Hospital.
•  

Scientific Memeberships

Turkish Neurosurgical Society
Turkish Spine Society
EUROSPINE
Turkish Medical Association

Experience

2019 – 2019

• University of Insubria, Varese, Italy, 

Insubria University Faculty of Medicine

2015

• MERSİN UNIVERSITY/FACULTY OF MEDICINE, DOCTOR, LECTURER

2013 – 2015

• ANKARA PRIVATE ACIBADEM HOSPITAL

2010 – 2012

• DIYARBAKIR TRAINING AND RESEARCH HOSPITAL,

2002 – 2003

• AYDIN 1ST PRIVATE TRAINING BATTALION
•  

Education

2010

• ANKARA UNIVERSITY FACULTY OF MEDICINE, BRAIN AND SURGERY SPECIALIST

1992

• GAZI UNIVERSITY, FACULTY OF MEDICINE

Prof. Erkan Kaptanoğlu, M.D. was born in Balikesir, Turkey in 1966. After completing his primary school, secondary school and high school education in Balikesir, he graduated from Istanbul University, Cerrahpasa Faculty of Medicine in 1990. He completed his internship at Peterborough District Hospital and Lincoln County Hospital in the United Kingdom. After a year of compulsory medical service, he completed his residency, which he had started in 1992, at Ankara Numune Training and Research Hospital in 1997 and became a Neurosurgery Specialist. After being assigned at the same hospital as Chief Resident in the same year, he studied “spinal cord injury and spinal cord regeneration” as a “research fellow” alongside Prof. Charles Tator, M.D., at the University of Toronto Faculty of Medicine in 1998-1999. After returning from Canada in 1999, he was tasked by the Ministry of Health to establish a Field Hospital and to work in cooperation with the Turkish Red Crescent Society at Hakkari, Şemdinli for two months. Following this assignment, he volunteered to work for the 1999 Marmara Earthquake relief effort.

He became an Associate Professor of Neurosurgery in 2004. He earned the title Doctor of Science (Ph.D.) by completing a doctorate program on Advanced Neuroscience between 2000-2005, at Hacettepe University Institute of Medical Sciences. He joined the project for autologous stem cell therapy in human spinal cord injuries with the Departments of Neurosurgery and Hematology at the Ankara University Faculty of Medicine. In 2009, he was appointed as Deputy Chief to the 1st Neurosurgery Clinic at the Ankara Numune Hospital, where he had been working.

At this hospital, in which he worked until 2010, he supervised and attended complex cranial, pediatric, spinal, trauma and vascular neurosurgery operations. He continued his academic research at Ankara University, Department of Anatomy and research laboratories of Ankara University and Hacettepe University for the purpose of developing strategies for complex spinal surgery operations.

With his research on spinal cord injuries and spinal anatomy, he won many awards such as the Acibadem Hospital Medical Research Award, 1st Place in 2000, Turkish Neurosurgical Society Dr. Mahir Tevruz Scientific Research Award, Tübitak and Brain Research Society Wheyt Award in 2001, Turkish Neurosurgical Society Hamit Ziya Gokalp Young Neurosurgeons Research Award, 2nd Place in 2002, Turkish Neurosurgical Society Yildiz Yalcinlar Scientific Research Award in 2004.

In 2010, he went to Cyprus to found the Near East University Faculty of Medicine Hospital with the guidance of Hacettepe University, and was appointed as full Professor. Between 2010-2015, he served as the Founder and Head of Department at the Near East University and Founder and Deputy Chief Physician at the University Training and Research Hospital in TRNC.

In 2000-2001, he served as a member of the editorial board for Türk Nöroşirurji Dergisi and Turkish Neurosurgery journal. Between the years 2001-2006, he served as an assistant editor for Türk Nöroşirurji Dergisi and Turkish Neurosurgery journals. In 2002-2003, he served as the Chairman of the Young Neurosurgeons Committee under the Turkish Neurosurgical Society. He was elected to the Turkish Neurosurgical Society Spinal and Peripheral Nerve Surgery Group Board of Directors to serve between 2003-2009. In 2013, he was again elected as a member to the Turkish Neurosurgical Society Spinal and Peripheral Nerve Surgery Group Board of Directors. In 2015, he became the Chairman of the Turkish Neurosurgical Society Spinal and Peripheral Nerve Surgery Group Board of Directors. In 2018, he was elected as a member to the Board of Turkish Neurosurgery Academy.

In 2015, he was appointed to the Marmara University Faculty of Medicine, Department of Neurosurgery and was elected as the Head of Department. During the same period, he also served as the Director of the Institute of Neuroscience. In 2018, he completed his tenure as the Head of Department. Reaching the end of this tenure in 2019, he retired from his duties as the Director of the Institute of Neuroscience and as a Member of the Faculty of Medicine. During his tenure at Marmara University, he supervised and accompanied surgical operations for complex cases from cranial patients to brain tumors (gliomas, meningiomas and hypophysis adenomas in particular), cerebral hemorrhages, Parkinson’s disease, trauma and vascular neurosurgery. He performed complex spinal surgery operations such as surgeries for spinal deformities (e.g. scoliosis and kyphosis), thoracoscopic spinal surgeries and sacral tumor surgeries. He conducted research and experimental studies on stem cell therapy and regeneration in spinal cord injuries. Between 2019-2020, currently He continues his clinical practice and surgeries along with his local and international academic studies, from his private clinic and Istanbul Brain and Spine Center.

He has attended numerous national and international courses and meetings as an instructor and speaker, was a guest speaker in over 100 events and conferences. He has published 65 international, 35 national scientific articles, edited 7 books, written 52 book chapters. He has served in the organizational committee 5 times in international meetings and 22 times in national meetings.

He is a member of the Turkish Medical Association, Turkish Cypriot Medical Association, Turkish Neurosurgical Society, Turkish Spine Society, EUROSPINE, AO Spine, Turkish Neurosurgery Academy.

Specializations

Brain Tumors

Aneurysm Surgery

Pituitary Surgery

Spine Surgery

Waist neck and back hernias

Spine Tumors

Spinal Fractures

Peripheral Nerve Surgery

Specializations

Micro Surgical Lumbar and Cervical Disc Herniation Treatment

Scoliosis Surgery and Treatment

Brain and Spine Tumors

Spine Fracture Treatment

Spinal Canal Narrowing Surgery

Lumbar Slipping Surgery and Treatment

Specializations

Endoscopic Closed Lumbar Disc Herniation Surgery

Surgical Treatment for Spine Fractures

Minimally Invasive Surgery for Cervical and Lumbar Herniations

Educação e Especialização:

• Graduação em Medicina: Universidade de Istambul, Faculdade de Medicina Cerrahpaşa (1991-1998)
• Especialização em Neurocirurgia: Universidade Técnica de Karadeniz, Faculdade de Medicina (1999-2005)
• Docente Adjunto: (2015)
• Professoria: (2020)

Experiência Profissional:

• 2007-2008: Ankara GATA
• 2009-2011: Hospital Özel Ordu Medical Park
• 2011-2013: Hospital de Treinamento e Pesquisa de Keçiören, Ankara
• 2013-2015: Universidade de Giresun, Faculdade de Medicina
• 2014: Observador Clínico no Hospital Central da Universidade de Helsínquia
• 2015-2023: Universidade Técnica de Karadeniz, Faculdade de Medicina
• Cargo Atual: Neurocirurgião no Hospital VM Medical Park Pendik

Áreas de Especialização:

• Aneurisma Cerebral e Reparação
• Cirurgia de Tumores/Câncer Cerebral
• Cirurgia de Estenose do Canal Espinhal
• Hérnia de Disco Lombar e Cervical
• Cirurgia da Medula Espinhal
• Neurocirurgia Minimamente Invasiva
• Neurocirurgia Pediátrica
• Anomalias Congênitas

Pesquisa e Publicações: O Prof. Dr. Arslan tem inúmeras publicações em revistas conceituadas, cobrindo temas como o tratamento de tumores cerebrais e espinhais, técnicas neurocirúrgicas inovadoras e resultados de intervenções neurocirúrgicas. Seu trabalho inclui estudos sobre lesões por isquemia/reperfusão cerebral, isquemia da medula espinhal e várias outras condições neurocirúrgicas.

Associações Profissionais:

• Associação Turca de Neurocirurgia
• Sociedade Turca de Cirurgia Neurológica

Education and Specialization:

• Medical Degree: Hacettepe University Faculty of Medicine (1981)
• Specialization in Neurosurgery: Kocaeli University Faculty of Medicine, Neurosurgery Department

Professional Experience:

• 1994-1998: Associate Professor and Head of the Neurosurgery Department, Kocaeli University
• 1998-Present: Professor and Head of the Neurosurgery Department, Kocaeli University
• Current Position: Neurosurgeon at VM Medical Park Pendik Hospital

International Experience:

• 1993: Observer at The Midland Centre for Neurosurgery and Neurology, Birmingham, UK
• Trained in syringomyelia and stereotactic neurosurgery under Bernard Williams, M.D., and Edward R. Hitchcock, M.D.

Clinical Experience:

• Performed over 5629 endoscopic surgeries including:
  • 4384 Pituitary Adenomas
  • 209 Rathke's Cleft Cysts
  • 152 Craniopharyngiomas
  • 121 Chordomas/Chondrosarcomas
  • 98 Tuberculum Sellae Meningiomas and other pathologies in the sellar region

Research and Publications: Prof. Dr. Savaş Ceylan has numerous publications in internationally recognized journals, covering a wide range of neurosurgical topics. His research includes pioneering work in endoscopic transsphenoidal surgery for pituitary tumors and other sellar region pathologies.

Professional Memberships:

• American Association of Neurological Surgeons (AANS)
• Congress of Neurological Surgeons (CNS)
• Academia Eurasiana Neurochirurgica
• International Federation of Neurosurgical Societies (IFNE)
• World Federation of Neurosurgical Societies (WFNS) Skull Base Committee
• Turkish Neurosurgery Association
• Turkish Society of Nervous System Surgery

Awards:

• 2016 Turkish Neurosurgery Association Service Award
• Scientific Publication Awards from Kocaeli University

Educação:

Faculdade de Medicina, Universidade Trakya,  

Edirne, Turquia (1994-2000)

Experiência Profissional:

Médico Generalista e Médico de Emergência

Bartın (2000-2004)

Especialização:  

Departamento de Neurocirurgia, Hospital de Treinamento e Pesquisa S.B. Göztepe,  

Istambul (2004-2010)

Participação no Processo de Acreditação pela Associação Europeia de Sociedades de Neurocirurgia (EANS) durante  

Especialização (2004-2010)

Conclusão do Serviço Obrigatório como Médico Especialista

Hospital Estadual de Tokat, Tokat (2010-2012)

Professor Assistente, Departamento de Neurocirurgia

Universidade Gaziosmanpaşa, Tokat (2012-2014)

Contribuição para o Estabelecimento do Departamento de Neurocirurgia na Universidade Medipol  

(2012-2014)

Docente

Universidade Medipol, Istambul (2012-2014)

Médico Especialista

Hospitais Memorial Istambul, Istambul (2014-2018)

Docente, Faculdade de Ciências da Saúde

Universidade da Eurásia, Istambul (2014-2021)

Professor Associado na área de Neurocirurgia (2021- )

Médico Especialista

Hospital Acıbadem Maslak, Istambul (2018-2021)

Médico Especialista

Hospital Liv Ulus, Istambul (2021-2023)

2023 –

Hospital Florence Nightingale de Istambul, Istambul

Competências e Conquistas:

Obtenção do título de Professor Associado na área de Neurocirurgia (2021)

Experiência em Ensino Acadêmico e Gestão (2012-2021)

Proficiência em Turco (Nativo) e Inglês (Avançado)

2002-2007 Universidade de Istambul Faculdade de Medicina de Istambul Departamento de Cirurgia do Cérebro e Nervos

1988-1995 Universidade de Trácia Faculdade de Medicina

2015- Hospital Universidade Atlas

2014-2015 Hospital Privado Pendik Yüzyıl Clínica de Neurocirurgia

2009-2014 Hospital de Medicina Clínica de Neurocirurgia

2009-2009 Hospital Nisa Clínica de Neurocirurgia

2007-2009 Hospital Estadual de Mardin Clínica de Neurocirurgia

2002-2007 Universidade de Istambul Faculdade de Medicina Neurocirurgia

1997-2001 Centro de Saúde de Enez e Hospital Estadual de Enez

Cirurgia de Discos Cervicais, Torácicos e Lombares (endoscópica/microcirurgia)

Cirurgia de disco lombar far lateral (não canal) (abordagem lateral microcirúrgica)

Cirurgia neurovascular

Doenças cerebrovasculares (doenças vasculares do cérebro)

Aneurismas

Malformações arteriovenosas

Cavernomas

Cirurgia neuro-oncológica

Tumores cerebrais

Tumores gliais

Meningiomas

Tumores da glândula pituitária

Tumores cerebrais metastáticos

Tumores da base do crânio

Tumores do ângulo pontocerebelar

Tumores pineais

Tumores intraventriculares

Cirurgia de doenças da coluna vertebral

Fraturas da coluna cervical, torácica e lombar

Tumores da coluna vertebral e medula espinhal

Escoliose

Doenças degenerativas da coluna

Cirurgia de doenças dos nervos periféricos

Tumores dos nervos periféricos

Neuropatias de compressão

Síndrome do túnel cárpico

Síndrome do sulco ulnar

Síndrome do túnel do tarso

Neurocirurgia funcional e cirurgia da dor

Neuralgia do trigêmeo

Descompressão microvascular

Cirurgia da epilepsia

Cirurgia da espasticidade

Intervenções epiduroscópicas

Cirurgias de hidrocefalia

Ventriculostomia endoscópica do 3º ventrículo

Cirurgia de derivação ventrículo-peritoneal

Cirurgia de derivação lombo-peritoneal

Anomalias de desenvolvimento

Mielomeningocele

Síndrome do cordão preso

Cisto aracnoide

Cirurgias de craniossinostose

Malformação de Chiari

Traumatismo craniano

Hematomas subdurais

Hematomas intracerebrais

Artigos publicados em revistas internacionais com revisão por pares

Cansever T, Civelek E, Sencer A, Karasu A, Kiris T, Hepgül K, Can H, Canbolat A: Malformações cavernosas espinhais: um relatório de 5 casos. Surg Neurol Jun 69 

Efeitos do uso combinado e individual do antagonista do receptor N-metil-D aspartato sulfato de magnésio e inibidor de caspase-9 z-LEDH-fmk em lesão experimental da medula espinhal. A.Sencer, A.Aydoseli, Y.Aras, M.Osman Akçakaya, C.Gömleksiz, H.Can, A.Canbolat. Rev. Turca de Trauma e Cirurgia de Emergência 2013

Aydoseli A, Can H, Aras Y, Sabanci PA, Akcakaya MO, Unal OF. Tratamentos com Memantina e Q-VD-OPh em lesão experimental da medula espinhal: Inibição combinada da necrose e apoptose. Turq Neurosurg. 2016

Can H, Kircelli A, Kavadar G, Civelek E, Cansever T, Aydoseli A, Onal MB, Yilmaz C. Anomalia de Raiz Conjunta Lombossacral: Considerações Anatômicas sobre Ângulos de Saída e Espessura da Raiz. Turq Neurosurg. 2017

Kırcelli A, Özel Ö, Can H, Sarı R, Cansever T, Elmacı İ. A presença de fratura linear é preditora de hematoma epidural da fossa posterior retardado? Rev. Turca de Trauma e Cirurgia de Emergência. 2016 Jul

Kavadar G, Demircioğlu DT, Can H, Emre TY, Civelek E, Senyigit A. Os fatores clínicos associados ao benefício da medicina complementar em pacientes com dor nas costas: Um estudo transversal com análise de cluster. J Back Musculoskelet Rehabil. 2017

Ozer AF, Suzer T, Can H, Falsafi M, Aydin M, Sasani M, Oktenoglu T. Avaliação Anatômica das Variações no Triângulo de Kambin: Um Estudo Cirúrgico e Cadavérico. World Neurosurg. 2017 Abr

Can H, Aydoseli A, Gömleksiz C, Göker B, Altunrende ME, Dolgun M, Sencer A. Uso combinado e individual do inibidor pancaspase Q-VD-OPh e antagonista do receptor NMDA riluzol na lesão experimental da medula espinhal. Rev. Turca de Trauma e Cirurgia de Emergência. 2017

Gomleksiz C, Erbulut DU, Can H, Kodigudla MK, Kelkar AV, Kasapoglu E, Ozer AF, Goel VK. Um novo dispositivo de fixação lombar alternativo à estabilização baseada em pedículo para coluna lombar: Investigação cadavérica in vitro. J Spinal Cord Med. 2018 Jul 16:1-8.

Aydoseli A, Özgen U, Akgül T, Orhan EK, Adıyaman AE, Can H, Karadağ C. Mielopatia Ascendente Traumática Subaguda em um homem de 28 anos: Um caso raro. World Neurosurg. 2019 Abr 28

Artigos publicados em revistas nacionais com revisão por pares

1) Hemangioblastomas Intracranianos: Avaliação Clínica de 32 Pacientes T. Cansever, A. Karasu, K. Hepgül, H. Can, A. Sencer Revista Neurocirúrgica Turca 2007, Volume:17 

2) Halil Can, Müge Dolgun, Utku Özgen, Cengiz Gömleksiz, Furkan Diren, Aydın Aydoseli, Yavuz Aras, Altay Sencer. Resultados Microcirúrgicos em Pacientes com Schwannoma Vestibular; Estudo Clínico Retrospectivo. JAREM 2019

3) Furkan Diren , Özcan Gayretli , Halil Can , İlke Ali Gürses , Orhan Barlas. Exame da Anatomia da Cisterna Pons-Cerebelo com Abordagem Suboccipital Retrosigmoidea Endoscópica: Estudo Cadavérico. JAREM 2019

Neurocirurgia

Áreas de Estudo e Interesses

• Espinha Bífida,

• Massa Lombar,

• Tumor,

• Meningomielocele,

• Doenças Neurológicas,

• Hérnia de Disco Cervical,

• Doenças Cerebrais,

• Hérnia de disco

• Hérnia no Pescoço

• Estenose do Canal Vertebral

• Espondilolistese (Deslizamento da Cintura)

• Tumores Cerebrais

• Tumores da Medula Espinhal

• Fratura da Coluna Vertebral

• Hemorragia Cerebral

• Aneurisma Cerebral

• Hidrocefalia

• Síndrome do Túnel do Carpo

Educação

• Clínica de Neurocirurgia da Universidade de Wisconsin Treinamento em Especialização

em Neurocirurgia 2017, Madison/EUA

• Hospital de Doenças Mentais e Neurológicas de Bakırköy Treinamento em Especialização

em Cirurgia Cerebral e Nervosa 2014, Istambul/Turquia

• Faculdade de Medicina da Universidade de Mersin Treinamento em Especialização em

Medicina 2007, Mersin/Turquia

Carreira

• Hospital de Treinamento e Pesquisa Istanbul Kanuni Sultan Süleyman 2014-2021,

Istambul/Turquia

• Hospital Psiquiátrico de Bakırköy 2008-2014, Istambul/Turquia

• Hospital Estatal de Çorlu 2007-2008, Çorlu/Turquia

Publicações: Üçer, M. (2021). Abordagem Minimamente Invasiva para Reparação Percutânea

Direta do Pars: Um Estudo Observacional. World Neurosurgery, 146, e1301-e1306.

PROF. DR. HASAN ÖZGÜR ÖZDEMİR

Neurosurgery

Language;

Turkish, English

TITLES;

Attending Physician

EDUCATION;

Hacettepe University Faculty of Medicine (Eng) 1987-1995

EXPERİENCE[1]Akdeniz University Department of Neurosurgery 1996-2002

Baskent University Department of Neurosurgery (Specialist) 2003-2007

Başkent University Department of Neurosurgery (Assistant Professor) 2007-2012

Başkent University Department of Neurosurgery (Associate Professor) 2012-2017Medical Park Antalya 

Hospital Complex 2018-Present

Areas of interest;

Endoscopic Lumbar Disc Surgery

Cervical Disc (Neck Hernia) Surgery

Endoscopic Brain Surgery

Vascular (brain-vascular aneurysm and AVM) operations

Spine Tumors

Spine Fractures

Brain Tumors

MEMBERSHİPS;

Turkish Neurosurgical Society

Turkish Medical Association

AWARDS;

2008 Turkish Neurosurgical Society Proficiency Exam 1st place

COURSES AN SERTİFİCATES;

Endoscopic Lumbar Discectomy Course

Minimally Invasive Surgery Course

Dr. Cagri Canbolat is a neurosurgeon. He specializes in neuro-oncological surgery, skull base surgery, neurovascular surgery, minimally invasive spinal surgery, oncological spinal surgery, pediatric neurosurgery, neuro-trauma, and neuro-intensive care. He completed his medical education and neurosurgery training at Cumhuriyet University Faculty of Medicine from 2005 to 2018.

Dr. Canbolat has contributed to research on the therapeutic effects of Etanercept and Ustekinumab in spinal cord injury models. He has also studied the genetics of neural tube defects. His publications include work on primary central nervous system lymphoma and surgical outcomes in elderly patients with intracranial meningioma. He has analyzed 228 cases in these studies.

He has worked at Liv Hospital Vadistanbul, Memorial Service Hospital, Acıbadem Maslak Hospital, and Vezirköprü State Hospital.

Dr. Alper Karaoglan is a Professor of Neurosurgery at Memorial Bodrum Hospital. He has many years of experience in neurosurgery. He worked at Maltepe University Faculty of Medicine and Taksim Training and Research Hospital in Istanbul. Since 2008, he has held the positions of Professor, Associate Professor, and Assistant Professor in neurosurgery.

Dr. Karaoglan is a member of the Turkish Medical Association and the Turkish Neurosurgical Society. He has received several awards. These include the Best Paper Award at the Turkish Neurosurgical Society Scientific Congress in 2005 for his research on resveratrol’s protective effects after subarachnoid hemorrhage, and the Young Neurosurgeon Encouragement Award in 2008.

Dr. Ali Osman Mucuoglu is a neurosurgeon. He completed his neurosurgery residency at Dokuz Eylül University from 2013 to 2019 after graduating from Eskişehir Osmangazi University in 2012 (2005–2012). He worked at Dokuz Eylül University and Muş State Hospital from 2019 to 2021. He has practiced at Atlas University Hospital since 2021.

He has five publications. These include a case report in the International Journal of Surgery Case Reports that has been cited seven times. He also reported on 3D printer‑assisted transsphenoidal hypophysectomy and on emergency minimally invasive intracerebral hemorrhage (ICH) surgery. He delivered an oral presentation at the 33rd Turkish Neurosurgical Society Congress in 2019.

He is a member of the Turkish Neurosurgical Society, the European Association of Neurosurgical Societies, and the Istanbul Chamber of Medicine. His advanced training includes spinal surgery courses in 2016 and 2017, the European Training Course on Head Injury and Functional Neurosurgery in 2017, and Surgical Neuroanatomy in 2017. He also holds an animal experimentation certificate from 2016.

Dr. Halil Can is a Professor of Neurosurgery (2025; Associate Professor 2020). He completed neurosurgical training at Istanbul University–Istanbul Faculty of Medicine in 2007. His clinical focus includes endoscopic and microsurgical spine surgery for fractures, tumors, and degenerative disease; advanced pain procedures; endoscopic skull base and pituitary surgery; and neurovascular, neuro-oncologic, and peripheral nerve surgery.

He has 21 international peer-reviewed papers (SCI/SSCI). Topics include cadaveric morphometry of Kambin’s triangle and the transforaminal triangular working zone, lumbar arterial and anterior approach anatomy, and an in vitro test of a new lumbar fixation device.

His clinical studies include a single-team series of 81 posterior circulation aneurysms, with 13 flow-diversion cases. He also reported five spinal cavernous malformation cases. He conducted Phase I safety and feasibility stem-cell trials in pediatric hypoxic-ischemic encephalopathy and in chronic complete spinal cord injury.