Aim: The aims of this study were to compare the short-term outcomes of natural orifice specimen extraction surgery (NOSES) and conventional laparoscopic surgery (CLAPS) for colorectal tumours and to evaluate the safety and feasibility of NOSES in colorectal resection.
Methods: A literature review was performed on the PubMed, Cochrane Library, and Embase databases up to March 2019. Papers conforming to the inclusion criteria were used for further analysis. The short-term outcomes included intraoperative outcomes and postoperative recovery results. The weighted mean difference (WMD) was calculated for continuous outcomes and odds ratio (OR) for dichotomous results. Study quality was evaluated using the Newcastle-Ottawa Quality Assessment Scale (NOS) or the 6-item Jadad scale.
Results: Eight studies comprising 686 patients met the inclusion criteria. Compared with CLAPS, NOSES had more advantages in terms of postoperative complications, postoperative pain, recovery of gastrointestinal function, duration of hospital stay, and cosmetic results. The lymph nodes harvested and intraoperative blood loss in NOSES were comparable with CLAPS; however, a prolonged operative time was observed in NOSES.
Conclusions: NOSES was shown to be a safe and viable alternative to CLAPS in colorectal oncology in terms of short-term results. Further long-term and randomized trials are required.
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http://dx.doi.org/10.1155/2020/6204264 | DOI Listing |
J Esthet Restor Dent
January 2025
Department of Prosthodontics, Propaedeutics and Dental Materials, School of Dentistry, Christian-Albrechts University at Kiel, Kiel, Germany.
Objective: Investigation of the mechanical properties of occlusal veneers made from zirconia with varying translucency, bonded to different tooth substrates.
Materials And Methods: Sixty-four extracted molars were divided into two groups: preparation within enamel (E) or extending into dentin (D). Veneers were milled from four zirconia ceramics (n = 8): 5Y-TZP (HT), a multilayer of 5 and 3Y-TZP (GT), 3Y-TZP (LT), and 4Y-TZP (MT).
Cureus
December 2024
Periodontology, SRM Kattankulathur Dental College and Hospital, SRM Institute of Science and Technology, Chengalpattu, IND.
Introduction: To evaluate the enamel abrasion effects of soft, ultra-soft, and nano-bristle toothbrushes using atomic force microscopy (AFM) to guide toothbrush selection for optimal enamel preservation.
Methods: This in vitro study involved 45 extracted human teeth (central and lateral incisors), randomly assigned to three groups (n=15 each): Group I (nano-bristle), Group II (ultra-soft bristle), and Group III (soft bristle). Each specimen underwent 10,000 brushing cycles with a standardized 2 N force to simulate one year of brushing.
Colorectal Dis
January 2025
Department of Faculty Surgery No. 2, I. M. Sechenov First Moscow State Medical University (Sechenov University), Moscow, Russia.
Aim: Natural orifice specimen extraction surgery (NOSES) has gained significant importance in treating cancers. The current study is a meta-analysis that aimed to assess the short-term efficacy and long-term prognostic impact of NOSES and conventional laparoscopic (CL) surgery in the treatment of colorectal cancer (CRC).
Method: Published reports in several medical databases up to February 2024 were searched and information pertinent to outcomes of NOSES and CL in retrospective and randomized studies to treat CRC was collected.
ANZ J Surg
January 2025
Department of Surgery, The Univeristy of Adelaide, The Queen Elizabeth Hospital, Adelaide, South Australia, Australia.
Background: Due to limited healthcare resources, there is global incentive to maximize efficacy while minimizing patient harm. Given the low rate of cancer diagnoses made via routine histopathological analysis of surgical specimens, a selective approach has been proposed as a viable alternative. This systematic review aimed to evaluate effectiveness of cancer detection and costs with a selective approach.
View Article and Find Full Text PDFData Brief
February 2025
Civil Engineering Department, College of Engineering, King Saud University, P. O. Box 800, Riyadh 11421, Saudi Arabia.
This dataset article encompasses a thorough compilation of 80 uniaxial stress-strain datasets obtained from cylindrical rubberized concrete specimens subjected to compression testing. Data collection was meticulously conducted through a systematic review and extraction of stress-strain datasets from 68 rubberized concrete mixtures sourced from diverse literature references, incorporating rubber of different origins, sizes, volumes and characteristics. Additionally, stress-strain data for 48 cylindrical specimens, representing 12 different mixes with various rubber sizes and contents, were obtained from laboratory experiments performed by the author.
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