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Novel mode of contraception using polymeric hydrogels. I
Journal of Biomedical Materials Research
|January 1, 1982
Summary
A novel polymer injection into the vas deferens offers a reversible male contraception method. This nonsurgical technique creates an acidic environment to eliminate sperm, with fertility restored by polymer dissolution or solvent flushing.
Area of Science:
- Reproductive Medicine
- Biomaterials Science
- Urology
Background:
- Current male contraception options are limited.
- There is a need for reversible, non-surgical male birth control methods.
Purpose of the Study:
- To evaluate a new polymer-based injectable for male fertility control.
- To assess the efficacy, reversibility, and safety of this novel contraceptive method.
Main Methods:
- Injection of a pH-lowering polymer into the vas deferens.
- Assessment of sperm viability and motility in the ejaculate.
- Evaluation of fertility restoration through natural polymer degradation or solvent flushing.
Main Results:
- The polymer successfully created a prolonged acidic environment within the vas deferens.
- Spermatozoa passing through the acidic environment were rendered non-viable.
- Fertility was reversible upon complete polymer dissolution or targeted flushing.
Conclusions:
- This injectable polymer represents a promising, reversible, non-surgical male contraceptive.
- The method offers a potential new avenue for male birth control with adjustable reversibility.