Results 61 to 70 of about 6,178 (176)

Brain strain: Blood flow and metabolism in environmental extremes

open access: yesExperimental Physiology, EarlyView.
Abstract This narrative review compares and contrasts the most commonly encountered environmental stressors on human cerebrovascular functioning. From high altitude and space, extreme apnoea, heat and cold stress, the impact of these stressors on the regulation of cerebral blood flow (CBF) and oxygen metabolism (CMRO2${\mathrm{CM}}{{\mathrm{R}}_ ...
Dario Vrdoljak   +3 more
wiley   +1 more source

Carbon Dioxide versus Air Insufflation in Gastric Endoscopic Submucosal Dissection: A Systematic Review and Meta-Analysis of Randomized Controlled Trials [PDF]

open access: yesClinical Endoscopy, 2017
Background/Aims Endoscopic submucosal dissection (ESD) with air insufflation is commonly used for the staging and treatment of early gastric carcinoma. However, carbon dioxide (CO2) use has been shown to cause less post-procedural pain and fewer adverse ...
Ramkaji Baniya   +6 more
doaj   +1 more source

Effects of Topical Administration of Bupivacaine HCl to the Ovarian Pedicle on Postoperative Pain, Antioxidant Enzyme Activity and Inflammatory Cytokines in Dogs Undergoing Laparoscopic Ovariectomy

open access: yesVeterinary Medicine and Science, Volume 12, Issue 5, September 2026.
Topical bupivacaine HCl applied to the ovarian pedicle during laparoscopic ovariectomy in dogs significantly reduced early postoperative UMPS pain scores and modulated antioxidant enzyme activity (SOD, CAT). However, systemic pro‐inflammatory cytokine levels (IL‐1β, IL‐6 and TNF‐α) remained unchanged between groups.
Alper Yasin Çiplak, Bülent Polat
wiley   +1 more source

Carbon Dioxide versus Room Air for Colonoscopy: a Single Center Study [PDF]

open access: yesAfro-Egyptian Journal of Infectious and Endemic Diseases
Background and study aim: Abdominal pain and bloating sensations can occur after colonoscopy. Theoretically, a faster rate of absorption is expected to reduce abdominal pain and bloating when using carbon dioxide (CO2).
Elsayed Khalil   +2 more
doaj   +1 more source

3D Electrical Impedance Tomography of Regional Ventilation During Jet Ventilation: A Pilot Study

open access: yesLaryngoscope Investigative Otolaryngology, Volume 11, Issue 4, August 2026.
ABSTRACT Objectives Low‐frequency jet ventilation (LFJV) is commonly used in laryngotracheal surgery when intubation is not feasible. However, limited understanding of regional ventilation and distal airway pressures raises safety concerns and restricts broader adoption.
Daniel S. Fink   +11 more
wiley   +1 more source

Cerebral and hemodynamic responses in elderly patients during laparoscopic cholecystectomy: A cross-sectional study

open access: yesJournal of Current Biomedical Reports
Laparoscopic cholecystectomy is among the most frequently performed abdominal surgeries in the elderly population. However, the physiological changes in hemodynamic and cerebral parameters induced by pneumoperitoneum and the head-up (reverse ...
Pirouz Samidoust   +3 more
doaj   +1 more source

Fetoscopic Vesicostomy for Lower Urinary Tract Obstruction: A Proposal for a New Surgical Technique

open access: yes
Prenatal Diagnosis, EarlyView.
Marcio Lopes Miranda   +5 more
wiley   +1 more source

Robotic‐Assisted Epiphrenic and Mid‐Oesophageal Diverticulectomy: A Tertiary Centre Experience

open access: yesThe International Journal of Medical Robotics and Computer Assisted Surgery, Volume 22, Issue 4, August 2026.
ABSTRACT Background Surgical management of oesophageal pulsion diverticula is advised when symptoms significantly impair quality of life. Robotics can aid in transhiatal dissection in diverticulectomy, but available evidence is limited. Methods A retrospective chart review of all consecutive robotic‐assisted oesophageal diverticulectomies with Heller ...
Federica Cucè   +7 more
wiley   +1 more source

Preoperative Computed Tomography Colonography‐Angiography for Vascular Mapping to Guide and Standardize D3 Lymphadenectomy in Right‐Sided and Transverse Colon Cancer

open access: yesAnnals of Gastroenterological Surgery, Volume 10, Issue 4, Page 1120-1132, July 2026.
This study utilized high‐resolution CT colonography‐angiography to systematically classify vascular branching patterns in 591 patients. We defined four reproducible anatomical patterns each for right hemicolectomy and transverse colectomy, demonstrating that an independent‐origin middle colic artery consistently predicts shorter dissection distances ...
Takeharu Kato   +8 more
wiley   +1 more source

Impact of Fetoscopic Surgery on the Myometrium: Experimental Study in an Ovine Model of Myelomeningocele

open access: yesPrenatal Diagnosis, Volume 46, Issue 8, Page 1258-1266, July 2026.
ABSTRACT Objective To investigate uterine healing at delivery after fetoscopic myelomeningocele (MMC) closure in an ovine model. Methods This descriptive study was conducted in Romane ewes. Fetal MMC lesions were created after hysterotomy at 75 days of gestation.
Enora Parc   +5 more
wiley   +1 more source

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