Results 31 to 40 of about 15,574 (181)

Portable model for vasectomy reversal training [PDF]

open access: yesInternational Brazilian Journal of Urology, 2019
Objectives To validate an experimental non-animal model for training of vasectomy reversal. Materials and Methods The model consisted of two artificial vas deferens, made with silicon tubes, covered by a white resin, measuring 10 cm (length) and ...
Luis Otávio Amaral Duarte Pinto   +4 more
doaj   +1 more source

Transverse testicular ectopia with fused vas deferens

open access: yesJournal of Pediatric Surgery Case Reports, 2021
Transverse testicular ectopia (TTE) is a rare congenital anomaly where both testicles are migrated in the same hemiscrotum or inguinal canal. The etiology is unknown and it has three types.
Turyalai Hakimi   +3 more
doaj   +1 more source

Morphophysiological dynamics of the proximal post‐testicular ducts in Crotalus durissus Linnaeus, 1758 (Squamata: Viperidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The organization and function of reptilian excurrent ducts remain poorly characterized, particularly in Neotropical snakes. We provide the first integrative morphological, histochemical, immunohistochemical, and ultrastructural analysis of the proximal post‐testicular ducts of Crotalus durissus across reproductive stages.
Flávia Cappuccio de Resende   +9 more
wiley   +1 more source

Duplicated vas deferens incidentally discovered during orchiopexy

open access: yesJournal of Pediatric Surgery Case Reports, 2022
Duplication of vas deferens is a very rare congenital anomaly usually discovered incidentally during surgery of the spermatic cord like inguinal hernia repair, orchiopexy, vasectomy, and varicocelectomy.
Mostafa Zain   +2 more
doaj   +1 more source

OBSERVATIONS ON THE ISOLATED VAS DEFERENS [PDF]

open access: yesBritish Journal of Pharmacology and Chemotherapy, 1963
Experiments on the isolated vas deferens of guinea‐pig and rat had unexpected results in several ways. The effect of stimulation of the hypogastric nerve was not abolished, but increased, by parasympathetic blocking agents or by sympathetic blocking agents such as dihydroergotamine and phenoxybenzamine.
P, OHLIN, B C, STROMBLAD
openaire   +2 more sources

Personalized Gamified Learning in a Course on the Urogenital System Anatomy: Differential Effects Across Learning Preference Profiles

open access: yesClinical Anatomy, EarlyView.
ABSTRACT Personalized learning approaches adapted to individual metacognitive characteristics have demonstrated promise in Anatomy education. However, whether such benefits are uniform across learner profiles or vary systematically remains an open question with implications for individualized instructional approaches.
Mónica Stambuk‐Castellano   +6 more
wiley   +1 more source

Spermatozoa retrieval for cryopreservation after death

open access: yesInternational Brazilian Journal of Urology
Objectives To describe the retrieval spermatozoa technique for cryopreservation after death, including the proximal part of vas deferens. Material and Methods A 28-years old man, with previous history of infertility, who had died 12 hours before, was ...
Fernando Lorenzini   +5 more
doaj   +1 more source

Synergistic Toxicity of Low‐Concentration Metal Mixture on Male Rats: Reproductive, Renal, and Hepatic Effects

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Mining plays a crucial role in economic development, but improper management can lead to severe environmental degradation. Particularly for iron ore, mining generates vast amounts of tailings often stored in unstable dams. This study aims to investigate the toxicological impacts of environmentally relevant concentrations of metals mixture ...
Kalinka Helóra Gomes de Almeida   +7 more
wiley   +1 more source

Crossed vasoepididymostomy: A step-by-step guide

open access: yesUrology Video Journal, 2021
Objective: To document a step-by-step guide of crossed transeptal vasoepididymostomy with prioritization of crossover vas deferens measurement. Design: Video presentation. Setting: University of Miami Lennar Surgical Center.
Rohit Reddy   +3 more
doaj   +1 more source

Juvenile and Pubertal Exposure to Polystyrene Nanoplastics Impairs Epididymal Structure and Sperm Quality in Mice

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Nanoplastics (NPs) are emerging environmental contaminants capable of crossing biological barriers, accumulating in tissues, and disrupting physiological pathways. The male reproductive system is particularly vulnerable during the postnatal period, a developmental window characterized by intense testicular differentiation and epididymal ...
Gabriel Magalhães Oliveira Rigo   +10 more
wiley   +1 more source

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