{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T00:03:38Z","timestamp":1790640218682,"version":"4.1.0"},"reference-count":36,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2024,4,1]],"date-time":"2024-04-01T00:00:00Z","timestamp":1711929600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2024,4,1]],"date-time":"2024-04-01T00:00:00Z","timestamp":1711929600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2024,2,20]],"date-time":"2024-02-20T00:00:00Z","timestamp":1708387200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["World Neurosurgery: X"],"published-print":{"date-parts":[[2024,4]]},"DOI":"10.1016\/j.wnsx.2024.100293","type":"journal-article","created":{"date-parts":[[2024,2,25]],"date-time":"2024-02-25T23:03:58Z","timestamp":1708902238000},"page":"100293","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":4,"special_numbering":"C","title":["17 years of experience with shunt systems in normal pressure hydrocephalus - From differential pressure to gravitational valves"],"prefix":"10.1016","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4725-713X","authenticated-orcid":false,"given":"Julian","family":"Zipfel","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cristina","family":"Kohlmann-Dell\u2019Acqua","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Susan","family":"Noell","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Leonidas","family":"Trakolis","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"5","key":"10.1016\/j.wnsx.2024.100293_bib1","doi-asserted-by":"crossref","first-page":"680","DOI":"10.1111\/ane.13710","article-title":"Prevalence and development of idiopathic normal pressure hydrocephalus: a 16-year longitudinal study in Japan","volume":"146","author":"Iseki","year":"2022","journal-title":"Acta Neurol Scand. Nov"},{"key":"10.1016\/j.wnsx.2024.100293_bib2","first-page":"1","article-title":"The demography of idiopathic normal pressure hydrocephalus: data on 3000 consecutive, surgically treated patients and a systematic review of the literature","volume":"8","author":"Sundstrom","year":"2022","journal-title":"J Neurosurg. Apr"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib3","doi-asserted-by":"crossref","first-page":"1451","DOI":"10.1007\/s10143-019-01201-5","article-title":"Normal pressure hydrocephalus-an overview of pathophysiological mechanisms and diagnostic procedures","volume":"43","author":"Skalicky","year":"2020","journal-title":"Neurosurg Rev. Dec"},{"issue":"10","key":"10.1016\/j.wnsx.2024.100293_bib4","doi-asserted-by":"crossref","first-page":"1391","DOI":"10.1111\/ene.12755","article-title":"Health-related quality of life in patients with idiopathic normal pressure hydrocephalus","volume":"22","author":"Junkkari","year":"2015","journal-title":"Eur J Neurol. Oct"},{"key":"10.1016\/j.wnsx.2024.100293_bib5","doi-asserted-by":"crossref","DOI":"10.3389\/fsurg.2021.641561","article-title":"Outcomes of ventriculoperitoneal shunt in patients with idiopathic normal-pressure hydrocephalus 2 Years after surgery","volume":"8","author":"Popal","year":"2021","journal-title":"Front Surg"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib6","doi-asserted-by":"crossref","first-page":"515","DOI":"10.1007\/s00701-002-0936-3","article-title":"Five-year outcome of normal pressure hydrocephalus with or without a shunt: predictive value of the clinical signs, neuropsychological evaluation and infusion test","volume":"144","author":"Savolainen","year":"2002","journal-title":"Acta Neurochir (Wien). Jun"},{"issue":"1","key":"10.1016\/j.wnsx.2024.100293_bib7","doi-asserted-by":"crossref","first-page":"177","DOI":"10.1007\/s00701-010-0781-8","article-title":"Working towards patient oriented outcome assessment in normal pressure hydrocephalus, what is the most important?","volume":"153","author":"Toma","year":"2011","journal-title":"Acta Neurochir (Wien). Jan"},{"issue":"3 Suppl","key":"10.1016\/j.wnsx.2024.100293_bib8","first-page":"S40","article-title":"Outcome of shunting in idiopathic normal-pressure hydrocephalus and the value of outcome assessment in shunted patients","volume":"57","author":"Klinge","year":"2005","journal-title":"Neurosurgery"},{"issue":"2","key":"10.1016\/j.wnsx.2024.100293_bib9","doi-asserted-by":"crossref","first-page":"63","DOI":"10.2176\/nmc.st.2020-0292","article-title":"Guidelines for Management of idiopathic normal pressure hydrocephalus (third edition): Endorsed by the Japanese Society of normal pressure hydrocephalus","volume":"61","author":"Nakajima","year":"2021","journal-title":"Neurol Med -Chir"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib10","doi-asserted-by":"crossref","first-page":"577","DOI":"10.1212\/WNL.0000000000003583","article-title":"Vascular risk factors in INPH: a prospective case-control study (the INPH-CRasH study)","volume":"88","author":"Israelsson","year":"2017","journal-title":"Neurology"},{"issue":"4","key":"10.1016\/j.wnsx.2024.100293_bib11","doi-asserted-by":"crossref","first-page":"E8","DOI":"10.3171\/2020.7.FOCUS20466","article-title":"Risk factors, comorbidities, quality of life, and complications after surgery in idiopathic normal pressure hydrocephalus: review of the INPH-CRasH study","volume":"49","author":"Israelsson","year":"2020","journal-title":"Neurosurg Focus"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib12","doi-asserted-by":"crossref","first-page":"1799","DOI":"10.1007\/s13760-020-01538-5","article-title":"Long term follow-up of shunted idiopathic normal pressure hydrocephalus patients: a single center experience","volume":"121","author":"de Oliveira","year":"2021","journal-title":"Acta Neurol Belg. Dec"},{"key":"10.1016\/j.wnsx.2024.100293_bib13","doi-asserted-by":"crossref","unstructured":"Poca MA, Gandara DF, Rosas K, Alcina A, Lopez-Bermeo D, Sahuquillo J. Considerations in the Use of gravitational valves in the Management of hydrocephalus. Some Lessons Learned with the Dual-Switch valve. J Clin Med. Jan 12 2021;10(2)doi:10.3390\/jcm10020246.","DOI":"10.3390\/jcm10020246"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib14","first-page":"10","article-title":"How to Choose a shunt for patients with normal pressure hydrocephalus: a short Guide to selecting the best shunt Assembly","volume":"15","author":"Sahuquillo","year":"2021","journal-title":"J Clin Med. Mar"},{"issue":"9","key":"10.1016\/j.wnsx.2024.100293_bib15","doi-asserted-by":"crossref","first-page":"3283","DOI":"10.1007\/s00415-021-10477-x","article-title":"5-Year health-related quality of life outcome in patients with idiopathic normal pressure hydrocephalus","volume":"268","author":"Junkkari","year":"2021","journal-title":"J Neurol. Sep"},{"key":"10.1016\/j.wnsx.2024.100293_bib16","doi-asserted-by":"crossref","first-page":"e399","DOI":"10.1016\/j.wneu.2021.04.055","article-title":"Preoperative predictive factors of short-term outcome in idiopathic normal pressure hydrocephalus","volume":"151","author":"Kimura","year":"2021","journal-title":"World Neurosurg"},{"issue":"8","key":"10.1016\/j.wnsx.2024.100293_bib17","first-page":"10","article-title":"CSF dynamics for shunt Prognostication and revision in normal pressure hydrocephalus","volume":"15","author":"Lalou","year":"2021","journal-title":"J Clin Med. Apr"},{"issue":"8","key":"10.1016\/j.wnsx.2024.100293_bib18","doi-asserted-by":"crossref","first-page":"850","DOI":"10.1136\/jnnp-2012-303936","article-title":"Safety and efficacy of gravitational shunt valves in patients with idiopathic normal pressure hydrocephalus: a pragmatic, randomised, open label, multicentre trial (SVASONA)","volume":"84","author":"Lemcke","year":"2013","journal-title":"J Neurol Neurosurg Psychiatry. Aug"},{"key":"10.1016\/j.wnsx.2024.100293_bib19","doi-asserted-by":"crossref","first-page":"269","DOI":"10.25259\/SNI_38_2020","article-title":"Ventriculoperitoneal shunt complications in an adult population: a comparison of various shunt designs to prevent overdrainage","volume":"11","author":"Desai","year":"2020","journal-title":"Surg Neurol Int"},{"key":"10.1016\/j.wnsx.2024.100293_bib20","article-title":"In vitro testing of explanted shunt valves in hydrocephalic patients with suspected valve malfunction","author":"Bettag","year":"2021","journal-title":"Neurosurg Rev"},{"issue":"3","key":"10.1016\/j.wnsx.2024.100293_bib21","doi-asserted-by":"crossref","first-page":"413","DOI":"10.1093\/neuros\/nyab176","article-title":"Comparison between flow-regulated and gravitational shunt valves in the treatment of normal pressure hydrocephalus: flow-Grav study","volume":"89","author":"Scheffler","year":"2021","journal-title":"Neurosurgery"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib22","doi-asserted-by":"crossref","first-page":"1141","DOI":"10.1093\/neuros\/nyab336","article-title":"Ventriculoperitoneal shunt drainage Increases with gravity and cerebrospinal fluid pressure pulsations: Benchtop Model","volume":"89","author":"Koueik","year":"2021","journal-title":"Neurosurgery. Nov 18"},{"issue":"8","key":"10.1016\/j.wnsx.2024.100293_bib23","doi-asserted-by":"crossref","first-page":"1389","DOI":"10.1007\/s00701-017-3249-2","article-title":"Comparison of anti-siphon devices-how do they affect CSF dynamics in supine and upright posture?","volume":"159","author":"Gehlen","year":"2017","journal-title":"Acta Neurochir"},{"issue":"1","key":"10.1016\/j.wnsx.2024.100293_bib24","doi-asserted-by":"crossref","first-page":"22","DOI":"10.1186\/2045-8118-10-22","article-title":"Influence of comorbidities in idiopathic normal pressure hydrocephalus - research and clinical care. A report of the ISHCSF task force on comorbidities in INPH","volume":"10","author":"Malm","year":"2013","journal-title":"Fluids Barriers CNS"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib25","doi-asserted-by":"crossref","first-page":"778","DOI":"10.1136\/jnnp.68.6.778","article-title":"Alzheimer's disease comorbidity in normal pressure hydrocephalus: prevalence and shunt response","volume":"68","author":"Golomb","year":"2000","journal-title":"J Neurol Neurosurg Psychiatry. Jun"},{"issue":"4","key":"10.1016\/j.wnsx.2024.100293_bib26","doi-asserted-by":"crossref","first-page":"1869","DOI":"10.1007\/s10143-020-01391-3","article-title":"Strengths and weaknesses of frontal versus occipital ventriculoperitoneal shunt placement: a systematic review","volume":"44","author":"Keykhosravi","year":"2021","journal-title":"Neurosurg Rev. Aug"},{"key":"10.1016\/j.wnsx.2024.100293_bib27","first-page":"1","article-title":"Outcomes and complications of different surgical treatments for idiopathic normal pressure hydrocephalus: a systematic review and meta-analysis","volume":"1","author":"Giordan","year":"2018","journal-title":"J Neurosurg. Nov"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib28","doi-asserted-by":"crossref","first-page":"1054","DOI":"10.1227\/NEU.0000000000000155","article-title":"Predictors of subsequent overdrainage and clinical outcomes after ventriculoperitoneal shunting for idiopathic normal pressure hydrocephalus","volume":"73","author":"Meier","year":"2013","journal-title":"Neurosurgery"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib29","doi-asserted-by":"crossref","first-page":"1498","DOI":"10.3171\/2013.7.JNS13484","article-title":"Overdrainage shunt complications in idiopathic normal-pressure hydrocephalus and lumbar puncture opening pressure","volume":"119","author":"Khan","year":"2013","journal-title":"J Neurosurg. Dec"},{"issue":"8","key":"10.1016\/j.wnsx.2024.100293_bib30","doi-asserted-by":"crossref","first-page":"2605","DOI":"10.1007\/s00381-021-05162-3","article-title":"Efficacy and safety of the Miethke programmable differential pressure valve (proGAV(R)2.0): a single-centre retrospective analysis","volume":"37","author":"Hall","year":"2021","journal-title":"Childs Nerv Syst. Aug"},{"issue":"6","key":"10.1016\/j.wnsx.2024.100293_bib31","doi-asserted-by":"crossref","first-page":"1504","DOI":"10.3171\/2015.12.JNS151181","article-title":"Ventricular catheter development: past, present, and future","volume":"125","author":"Weisenberg","year":"2016","journal-title":"J Neurosurg. Dec"},{"issue":"4","key":"10.1016\/j.wnsx.2024.100293_bib32","doi-asserted-by":"crossref","first-page":"193","DOI":"10.1007\/BF00277653","article-title":"Overdrainage and shunt technology. A critical comparison of programmable, hydrostatic and variable-resistance valves and flow-reducing devices","volume":"11","author":"Aschoff","year":"1995","journal-title":"Childs Nerv Syst. Apr"},{"issue":"3","key":"10.1016\/j.wnsx.2024.100293_bib33","doi-asserted-by":"crossref","first-page":"202","DOI":"10.1016\/0090-3019(90)90185-R","article-title":"Treatment of hemispheric collapse and herniation beneath the falx in a case of shunted hydrocephalus","volume":"33","author":"Lam","year":"1990","journal-title":"Surg Neurol. Mar"},{"key":"10.1016\/j.wnsx.2024.100293_bib34","first-page":"16","article-title":"Antisiphon device: a review of existing mechanisms and clinical applications to prevent overdrainage in shunted hydrocephalic patients","author":"Huang","year":"2021","journal-title":"Biomed J. Aug"},{"issue":"2","key":"10.1016\/j.wnsx.2024.100293_bib35","doi-asserted-by":"crossref","first-page":"133","DOI":"10.1590\/1980-57642018dn13-020001","article-title":"Normal-pressure hydrocephalus: a critical review","volume":"13","author":"Oliveira","year":"2019","journal-title":"Dement Neuropsychol"},{"issue":"7","key":"10.1016\/j.wnsx.2024.100293_bib36","doi-asserted-by":"crossref","first-page":"806","DOI":"10.1136\/jnnp-2013-306117","article-title":"Natural course of idiopathic normal pressure hydrocephalus","volume":"85","author":"Andren","year":"2014","journal-title":"J Neurol Neurosurg Psychiatry. Jul"}],"container-title":["World Neurosurgery: X"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2590139724000243?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2590139724000243?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,4,18]],"date-time":"2025-04-18T14:46:11Z","timestamp":1744987571000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2590139724000243"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,4]]},"references-count":36,"alternative-id":["S2590139724000243"],"URL":"https:\/\/doi.org\/10.1016\/j.wnsx.2024.100293","relation":{},"ISSN":["2590-1397"],"issn-type":[{"value":"2590-1397","type":"print"}],"subject":[],"published":{"date-parts":[[2024,4]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"17 years of experience with shunt systems in normal pressure hydrocephalus - From differential pressure to gravitational valves","name":"articletitle","label":"Article Title"},{"value":"World Neurosurgery: X","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.wnsx.2024.100293","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2024 The Authors. Published by Elsevier Inc.","name":"copyright","label":"Copyright"}],"article-number":"100293"}}