deferent

(redirected from deferens)
Also found in: Dictionary, Thesaurus, Medical.

deferent

(def -ĕ-rĕnt) See Ptolemaic system.

Deferent

 

an auxiliary circle in the Ptolemaic geocentric system of the world, introduced to explain the complex motions of planets. It was assumed that the center of the epicycle—another auxiliary circle—moves around the circumference of the deferent, at whose center lies the earth; the planet itself moves along the circumference of an epicycle.

deferent

[′def·ə·rənt]
(astronomy)
An imaginary circle around the earth, postulated by Ptolemy, in whose circumference a celestial body or its epicycle is supposed to move.
References in periodicals archive ?
Similarly, sperm cell morphometry was found to be relevant as maturation and anatomical changes were evidenced when they pass from the testis to the vas deferens to be finally ejaculated.
Urogenital anomalies in men with congenital absence of the vas deferens. J Urol 1996; 155: 1644-8.
Similarly, there was no case of perioperative injury to gonadal vessels or vas deferens depicting the safety of the laparoscopic inguinal hernia repair as gonadal vessels and vas deferens were clearly visualized and safeguarded during the procedure.
The closed deep inguinal ring with vas deferens and vessels traversing it were found in 28% of our study subjects.
The role of MRI in the diagnostic approach of this pathologic entity is fundamental, as it can reliably distinguish the presence of two separate from a single fused vas deferens. The rarity of our case lies in the synchronous presence of bilaterally hypoplastic seminal vesicles (SV), varicocele, and azoospermia, extending the presenting spectrum of type III testicular ectopia which currently includes SV aplasia and SV cystic malformation [7].
In summary, the presence of spermatophores in vas deferens and/or the external morphology of gonad reproductive system (enlarged, milky white, and occupied most of the body cavity) are commonly used as a yardstick to determine physiological maturity in males (Table 1).
The drug Vasegel, as relayed by Mashable, is a polymer gel injected to the duct of the male reproductive system called the vas deferens.
Local anaesthesia in NSV procedure involves injection of lignocaine 2% along the vas deferens and raising an intradermal wheal at the site of fixation of vas.
Vasalgel is not a pill but a gel which is injected into the vas deferens in a similar fashion to that which a vasectomy takes place.
Laparoscopic herniorrhaphy has several advantages over conventional open herniotomy; most of them related to the evaluation of possible contralateral patent processus vaginalis (PPV) and avoidance of trauma to the vas deferens and spermatic vessels.
The meeting expressed grave concerned over not adopting the proper procedure for disposal of hospital affluent and decided to issue show cause notices to the managements of Liaquat University Hospital Hyderabad and Jamshoro Branches, Isra Medical University, Rajputana Hospital, Ghani Hospital Qasimabad, Taluka Hospital Qasimabad, Shah Bhitai Hospital Latifabad, Eye Hospital Hyderabad, Afzal Medical Centre, Asim Clinic Qasimabad, Lady Deferens Hospital, Hafiz Mubarak Hospital Cloth Market, Nazim Memorial Hospital, Maaji Hospital, Hilal-e-Ahmer General and Cardio Hospitals, Jeejal Maa Hospital, Bone Care Hospital, Allah Bachayo Memon Hospital, Kotri Hospital, Bin Tayyab Hospital, Hajiani Hospital, Agha Khan Hospital and Niaz Hospital.