Download Sperm Collection and Processing Methods: A Practical Guide by Rajasingam S. Jeyendran PDF

By Rajasingam S. Jeyendran

ISBN-10: 0521524172

ISBN-13: 9780521524179

This sensible consultant to sperm assortment and processing equipment demonstrates the large luck of those tactics to aid conquer infertility. This compilation, ready by means of an interdisciplinary workforce of specialists, will supply scientific and laboratory pros from all components of reproductive medication with a finished evaluate and a convenient reference source. so much sterility instances at the moment are both treatable or completely circumvented via numerous medical suggestions defined during this quantity, together with surgical correction, hormone therapy, and diverse sperm enhancement applied sciences.

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Additional causes include idiopathic or psychogenic factors. Regardless of origin, however, anejaculation presents particular challenges for semen procurement, since the primary delivery mechanism of the male reproductive system has become inoperative. Should these semen procurement techniques fail, clinical sperm retrieval directly from the male reproductive tract may be the only remaining possibility for sperm procurement (see Clinical sperm collection, page 85). • • • Mechanical procedures Electrical procedures Pharmacological procedures 40 43 48 Mechanical procedures Vibratory stimulation of the penis may induce a reflexive ejaculation.

18 R. S. Jeyendran and J. M. Nani • Note: The relatively large volume of the collection container might convey the appearance of smaller than average ejaculation volume, further intimidating some patients. Unfamiliar surroundings might make patients self-conscious, again resulting in an otherwise inferior sample Masturbation with assistance Under certain medical situations, such as diabetes or psychosomatically related illnesses, the patient is functionally impotent, therefore unable to obtain an erection.

Perform anoscopy to verify that rectum is free of lesions. • Withdraw anoscope. • Place probe with electrodes (Figure 6) abutting prostate gland and seminal vesicles. Note: Dependent upon rectum size, different probe sizes are utilized (1–15 ⁄ 16 in. (25–30 mm)). • If one finger can slip easily into rectum, a 1-in. (25-mm) probe should be used. • If two fingers are admitted easily, a 11 ⁄ 4-in. (30-mm) probe should be used. • Place the probe’s 10–11-cm body just inside the anal ring. • Connect probe to stimulator.

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