Friday, 22 November 2013

Recent interventions in barrier contraceptive methods



Male condoms made up of polyurethane (plastic), new
designs as looking fitting with a possible longer shelf life and improved sensation and compatibility with oil based lubricants.

New types of diaphragm made up of silicon are also coming into market.
The diaphragm used without spermicide and worn continuously removed only for washing is under study.


'Lea's shield', a new cup shaped barrier that covers cervix with valve that allows the draining of cervical secretions and menstrual flow , has a 'u' shaped loop for easy removal. Made of silicon rubber it can be worn up to 48 hrs.

The gynaeseal diaphragm tampon, available in Australia, has as inner chamber and an outer pouch.
The inner chamber has a one-way valve that allows menstrual fluids to pass through and cervical secretions are collected in outer pouch.

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