Publications by authors named "Gwinnett J"

Healthcare demand from falls in older adults is increasing, but guidance from the literature is lacking on the value of neuroimaging, particularly for those who have fallen but have no head injury or an unclear history. We carried out retrospective analysis of data from Emergency Department attendances at a large English hospital to assess compliance with guidelines and explore utility of CT scans for those not covered by existing guidance. Following a fall, 49% (577) of older adults received a cranial CT scan, 4.

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Unlabelled: In 2018, an NHS Trust (UK) implemented an innovative Nursing System Framework (NSF). The NSF formalized a two-year strategy, which provided teams with clear aims and measurable objectives to deliver care. Failures of coordination of nursing services are well-recognized threats to the quality, safety and sustainability of care provision.

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Background: Colorectal cancer (CRC) is an important cause of morbidity and mortality in the UK. Biennial faecal occult blood test screening has been shown to significantly reduce mortality from CRC. Wolverhampton was the first centre involved in the NHS Bowel Cancer Screening Programme (NHS BCSP) in England.

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Objectives: The goal of this study was to illustrate the micromorphological spectrum along the resin-dentin interface when a water-based, dentin adhesive (Scotchbond Multi-purpose) was applied to acid-conditioned dentin under different dry and wet bonding conditions.

Methods: Twenty-eight 1 mm dentin discs were each conditioned with 10% maleic acid for 15 s. Twenty-four of these discs were randomly divided into four groups, based upon the status of the remaining surface moisture: Group I (30 s dry); Group II (3 s dry); Group III (visibly moist) and Group IV (overwet).

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Objectives: This study investigated the ultrastructure of the resin-dentine interface when a two-bottle primer system containing NTG-GMA (N(p-tolyl)glycine-glycidyl methacrylate) and BPDM (biphenyl dimethacrylate) was used with different concentrations of water as a part of the primer solvent: (I) an experimental version of All-Bond 2 with no water in primer A; (II) a commercial version of All-Bond 2 (Bisco, Itasca, IL, USA) with 5% water in primer A; and (III) a former version of All-Bond 2 with 17% water in primer A.

Methods: Thirty-six 1-mm thick dentine discs prepared from third permanent molar teeth were each conditioned with 10% phosphoric acid for 20 s and rinsed for 20 s. They were randomly divided into three groups: Group A, conditioned dentine surface air-dried for 30 s; Group B, air-dried for 3 s; and Group C, blot-dried so that the dentine surface remained visibly moist.

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Objectives: The overwet phenomenon was first reported when a moist bonding technique was used with an earlier commercial version of All-Bond 2 (Bisco) that contained BPDM in primer B. This study investigated whether ultrastructural features of the overwet phenomenon could also be detected in other commercially available two-component acetone-based primers containing BPDM, PMDM and PMGDM, as well as an experimental two-component primer containing DSDM.

Methods: Thirty 1 mm dentin discs prepared from third molars were each conditioned with 10% H3PO4 for 20 s and rinsed for 20 s.

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Objectives: The goal of this study was to illustrate and define the micromorphological spectrum which exists at the resin-dentin interface when two water-free, acetone-based, single-bottle primer/adhesive systems (One-Step, Bisco, and Prime & Bond, Dentsply/L.D. Caulk) were applied to acid-conditioned dentin under different dry and wet bonding conditions.

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This in vitro study compared microleakage along the dentin-restorative interface by use of a conventional single-surface and two stereoscopical protocols. The extent of microleakage in class V cylindric cavities that were restored with Scotchbond 2/P-50 was assessed after thermocycling and silver staining were performed. Specimens were randomized into three groups of 10 teeth for the three different protocols to be investigated.

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