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Article: German Inventors Develop Prefillable Syringes Production Method
- Article from:
- US Fed News Service, Including US State News
- Article date:
- August 8, 2008
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ALEXANDRIA, Va., Aug. 8 -- Frank Wittland of Enger, Germany and Erik Brandhorst of Hiddenhausen, Germany, have developed prefillable syringes.
According to the U.S. Patent & Trademark Office: "A method for producing prefillable syringes includes the steps of producing syringe bodies with a cylindrical drum portion which has a first open end for receiving a syringe plunger and has a second open end for discharging of contents. An inner surface of each syringe body is then cleaned. Siliconization is then performed by applying a quantity of silicone oil or silicone emulsion to at least a partial area of the inner surface of each syringe body. Some of the applied quantity of silicone is ...