Catheter device
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Accused Products
Abstract
Catheter device (2) for transcutaneous or subcutaneous administration of substances to a patient, comprising an outer catheter (4) provided with one outer catheter lumen (6) with a distal outer catheter outflow opening (8) and an inner catheter (10) provided with at least one inner catheter lumen (12) with at least one distal inner catheter outflow opening (14), said inner catheter is adapted to be detachably arranged in said outer catheter lumen. When the catheter device is adapted to be used for administration of substances to a patient, the inner catheter outflow opening is located proximally said outer catheter outflow opening. The invention also relates to an infusion system including a catheter device and an external pumping device.
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Citations
37 Claims
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1-18. -18. (canceled)
- 19. Catheter device (2) for transcutaneous or subcutaneous administration of substances to a patient, comprising an outer catheter (4) provided with one outer catheter lumen (6) with a distal outer catheter outflow opening (8) and an inner catheter (10) provided with at least one inner catheter lumen (12) with at least one distal inner catheter outflow opening (14), said inner catheter is adapted to be detachably arranged in said outer catheter lumen, characterized in that when the catheter device is adapted to be used for administration of substances to a patient, said inner catheter outflow opening is located proximally said outer catheter outflow opening.
Specification