Results 11 to 20 of about 504,834 (381)

Interference fracturing: Nonuniform distributions of perforation clusters that promote simultaneous growth of multiple hydraulic fractures [PDF]

open access: yes, 2015
© 2015 Society of Petroleum Engineers. One of the important hurdles in horizontal-well stimulation is the generation of hydraulic fractures (HFs) from all perforation clusters within a given stage, despite the challenges posed by stress shadowing and ...
A. Peirce, A. Bunger
semanticscholar   +3 more sources

A Review on Perforation Repair Materials [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Perforation is an artificial communication between the root canal system and supporting tissues of the teeth. Root perforation complicates the treatment and deprives the prognosis if not properly managed.
Abhijeet Kamalkishor Kakani   +4 more
doaj   +2 more sources

Sealing ability of three different materials to repair furcation perforations using computerized fluid filtration method [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2021
Background. The present study aimed to evaluate the sealing ability of three different calcium silicate-based materials in furcation perforations. Methods. Seventy-six human mandibular molar teeth were selected. Perforations were created in the center of
Cemre Koç   +3 more
doaj   +1 more source

Sexual Perversion Leads to Laparotomy [PDF]

open access: yesLiaquat National Journal of Primary Care, 2021
Insertion of objects/stuff in bodily orifice is not unusual. There are many causes of penetration of bowel with different objects inserted via anus as to achieve sexual pleasure, to satisfy lust, self-injury, malingering and human trafficking is known ...
Areeba Aqeel, Shahameen Aqeel
doaj   +1 more source

Hydrogel Bioadhesives with Extreme Acid‐Tolerance for Gastric Perforation Repairing

open access: yesAdvanced Functional Materials, 2022
Hydrogel bioadhesives have emerged as one of the most promising alternatives to sutures and staples for wound sealing and repairing, owing to their unique advantages in biocompatibility, mechanical compliance, and minimally invasive manipulation. However,
X. Chen   +9 more
semanticscholar   +1 more source

Effect of Perforation Volume on Acoustic Absorption of the 3D Printed Micro-Perforated Panels made of Polylactic Acid reinforced with Wood Fibers

open access: yesJournal of Physics: Conference Series, 2021
In recent times, Additive Manufacturing (AM) has been applied rapidly in almost all fields. This study was conducted to apply the additive manufacturing into an acoustic application by 3D printing the Micro-Perforated Panels (MPP) through Fused ...
V. Sekar   +6 more
semanticscholar   +1 more source

Necrosis of Anterior Wall of Stomach Presenting as Pneumoperitoneum in Neonates- Report of Two Cases with Review of Literature [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2020
Necrotising enterocolitis is a common disease that leads to low birth weight and preterm babies. Mostly small intestine and large intestine develop necrosis sparing stomach and duodenum. Necrosis involving the anterior wall of stomach and sparing other
Subrat Kumar Mohanty   +4 more
doaj   +1 more source

Perforating Collagenosis

open access: yesSkin Health and Disease, 2023
We show a case of a 69-year-old man with perforating collagenosis, which is a rare dermatosis commonly associated with diabetes mellitus. Papules and plaques with keratotic plugs are distinctive clinical characteristic of perforating collagenosis. Representative clinical images in our article can enhance the understanding of key concepts of perforating
Kazumasa Oya, Aki Saito
openaire   +3 more sources

Topical use of Autologous Platelet Rich Fibrin in Tympanoplasty: A Prospective Interventional Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: Tympanoplasty is the surgery performed in Chronic Otitis Media (COM) to improve the hearing function and prevent ear discharge. Platelet Rich Fibrin (PRF) is one of the materials that can be used to improve the graft uptake and hearing ...
Niharika Shetty   +6 more
doaj   +1 more source

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