Motility of aspirated sperm

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Hum Reprod , It is also performed in cases of anejaculation due to diabetes or spinal cord injury. This technique is also useful for banking sperm during epididymovasostomy after vasectomy. Similar to vasal sperm, epididymal sperm retrieval is most successful when sperm production in the testis is normal. This procedure is performed under local anesthesia with or without intravenous sedation.
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In vitro fertilisation - Wikipedia

Recent evidence suggests that the seminal plasma of spinal cord injured men contributes to their distinctive semen profile of normal sperm concentration but low sperm motility and viability. This finding indicates that sperm in these men may be normal before exposure to the seminal and prostatic fluids. To investigate this question we compared vas aspirated to ejaculated sperm in 12 men with spinal cord injury and 14 healthy, age matched controls. Ejaculate was collected by penile vibratory stimulation or electro-ejaculation in spinal cord injured men and by masturbation in controls.
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Fertility Facts

Therefore, a semen analysis should be done very early in the evaluation of a couple seeking infertility treatment, preferably as one of the very first tests and clearly before any invasive or uncomfortable tests are performed on the woman. Semen Analysis Approximately 40 percent of couples having difficulty conceiving experience some degree of male infertility. Most men produce millions of sperm each day; however, many of these may be abnormal either in count, shape morphology , movement motility and function.
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Vasectomy Reversal Surgery Costs and Success Rates of Fertility Options after Vasectomy Many men have had a vasectomy for contraception and then later have gotten remarried and regretted the decision to become surgically sterilized. There are 3 general options for attempts at further child bearing in such a situation. Sperm aspiration from the testicle or vas deferens and then use of the ICSI procedure to fertilize eggs from the female partner and then in vitro fertilization and embryo transfer. Donor sperm insemination of the female partner. The man is given some drugs to sedate him and some local anesthesia is also used to numb the area.
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