A catheter and a catheter system for the injection of drugs in a microvessel, in particular in a retinal microvessel is provided, wherein the catheter compromises a single piece tubing (1) made of quartz glass, the tubing having an end portion (2) having a sharp tip (3), the end portion tapering towards said sharp tip (3). The catheter is mounted to a sleeve (5) which is mounted to the tip (6) of an endoscope.
Date of publication: 03.01.2007 Bulletin 2007/01
International Classification: A61M 25/00 A61L 29/00
Application number: 05013831.2
Date of filing: 27.06.2005
Publication number: EP1738790A1
Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
In redrawing methods a kind of rod or raw blank glass is heated and drawn in a malleable shape to a glass body with requested end profile. The advantages of redrawing methods are the possibilities to produce profitably smaller quantities of glass bodies and to organize a flexible production.
Date of publication: 14.11.2012 Patentblatt 2012/46
International Classification: C03B 23/047 C03B 23/049 B22C 9/10 B01L 3/00
Application number: 08802036.7
Date of filing: 11.09.2008
Publication number: EP2215026B1
Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR