Browsing Bergen Open Research Archive by Author "Gjengstø, Peder"
Now showing items 1-12 of 12
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Adverse events related to accessory devices used during ureteroscopy: Findings from a 10-year analysis of the Manufacturer and User Facility Device Experience (MAUDE) database
Juliebø-Jones, Patrick; Somani, Bhaskar K.; Mykoniatis, Ioannis; Hameed, B. M. Zeeshan; Tzelves, Lazaros; Æsøy, Mathias S.; Gjengstø, Peder; Moen, Christian Arvei; Beisland, Christian; Ulvik, Øyvind (Journal article; Peer reviewed, 2024)Objectives: The objective of this study was to evaluate adverse events and device events related to accessories used during ureteroscopy (URS). Materials and methods: Analysis was performed of the records available in ... -
Device Failure and Adverse Events Related to Single-use and Reusable Flexible Ureteroscopes: Findings and New Insights From an 11-Year Analysis of the Manufacturer and User Facility Device Experience Database
Juliebø-Jones, Patrick; Somani, Bhaskar K.; Tzelves, Lazaros; Æsøy, Mathias S.; Gjengstø, Peder; Moen, Christian Arvei; Beisland, Christian; Ulvik, Øyvind (Journal article; Peer reviewed, 2023)Objective To catalog and characterize device failures and adverse events related to flexible ureteroscopes from a national database. Methods Search of the Manufacturer User and Facility Device Experience database ... -
Editorial Comment: Thulium fibre laser versus Holmium:YAG for ureteroscopic lithotripsy: outcomes from a prospective randomised clinical trial
Ulvik, Øyvind; Æs⊘y, Mathias S⊘rstrand; Jones, Charles Patrick W.; Gjengstø, Peder; Beisland, Christian; Danilovic, Alexandre; Averbeck, Marcio (Journal article, 2022) -
Holmium and Thulium Fiber Laser Safety in Endourological Practice: What Does the Clinician Need to Know?
Jones, Charles Patrick W.; Somani, Bhaskar K.; Gjengstø, Peder; Æsøy, Mathias S.; Beisland, Christian; Ulvik, Øyvind (Journal article; Peer reviewed, 2023)Purpose of Review: To summarise the literature on laser safety during endourological practice. Recent Findings: Holmium and Thulium Fiber laser are the two main energy sources in the current clinical practice. The latter ... -
Paediatric kidney stone surgery: state-of-the-art review
Jones, Charles Patrick W.; Keller, Etienne Xavier; Tzelves, Lazaros; Beisland, Christian; Somani, Bhaskar K; Gjengstø, Peder; Æsøy, Mathias S.; Ulvik, Øyvind (Journal article; Peer reviewed, 2023)While urolithiasis in children is rare, the global incidence is rising, and the volume of minimally invasive surgeries being performed reflects this. There have been many developments in the technology, which have supported ... -
Quantitative PCR Measurement of miR-371a-3p and miR-372-p Is Influenced by Hemolysis
Myklebust, Mette Pernille; Rosenlund, Benedicte; Gjengstø, Peder; Bercea, Bogdan Stefan; Karlsdottir, Åsa; Brydøy, Marianne; Dahl, Olav (Peer reviewed; Journal article, 2019-05-22)Cell-free microRNAs have been reported as biomarkers for several diseases. For testicular germ cell tumors (GCT), circulating microRNAs 371a-3p and 372-3p in serum and plasma have been proposed as biomarkers for diagnostic ... -
Single use flexible ureteroscopes: Current status and future directions
Juliebø-Jones, Patrick; Ventimiglia, Eugenio; Somani, Bhaskar K.; Æsøy, Mathias S.; Gjengstø, Peder; Beisland, Christian; Ulvik, Øyvind (Journal article; Peer reviewed, 2023)Introduction: Single use ureteroscopes are a technological innovation that have become available in the past decade and gained increased popularity. To this end, there are now an increasing number of both benchside and ... -
Thulium Fibre Laser versus Holmium:YAG for Ureteroscopic Lithotripsy: Outcomes from a Prospective Randomised Clinical Trial
Ulvik, Øyvind; Æsøy, Mathias S.; Jones, Charles Patrick Warburton; Gjengstø, Peder; Beisland, Christian (Journal article; Peer reviewed, 2022)Background Holmium:yttrium-aluminium-garnet (Ho:YAG) laser is the gold standard for ureterorenoscopic (URS) lithotripsy. Thulium fibre laser (TFL) has recently been introduced as a new technology and may challenge Ho:YAG ... -
Ureteral Strictures Following Ureteroscopic Stone Treatment
Ulvik, Øyvind; Harneshaug, Jill-Randi; Gjengstø, Peder (Journal article; Peer reviewed, 2021)Background and Purpose: Ureteral stricture is a rare, but serious complication following ureteroscopy (URS) for stones. The aim of this study was to investigate how many patients ended up with a ureteral stricture after ... -
Ureteroscopy for stone disease in the paediatric population: lessons learned and outcomes in a Nordic setting
Jones, Charles Patrick Warburton; Æsøy, Mathias S.; Gjengstø, Peder; Beisland, Christian; Ulvik, Øyvind (Journal article; Peer reviewed, 2022)Introduction: Paediatric stone disease is rare in the Nordic communities. Still, the condition can require surgical intervention in the form of ureteroscopy (URS). Here, we report outcomes achieved at a regional (tertiary) ... -
Ureteroscopy in Patients with Urinary Diversion: Outcomes and Lessons Learned from Two European Centres
Jones, Charles Patrick W.; Antoniou, Vaki; Moen, Christian Arvei; Gjengstø, Peder; Æsøy, Mathias S.; Beisland, Christian; Somani, Bhaskar K.; Ulvik, Øyvind (Journal article; Peer reviewed, 2023)Background: Ureteroscopy (URS) in patients with urinary diversion is technically challenging. Common difficulties include anastomotic strictures, tortuosity, and failure to cannulate the ureteric orifice. There are few ... -
What Do We Mean by "Stone Free," and How Accurate Are Urologists in Predicting Stone-Free Status Following Ureteroscopy?
Ulvik, Øyvind; Harneshaug, Jill-Randi; Gjengstø, Peder (Journal article; Peer reviewed, 2021)Background and Purpose: No consensus exists on how stone-free rates (SFRs) should be reported after stone treatment. The aim of this study was to assess how accurate urologists predict their patients being stone free after ...