Device for Biosensing With Indwelling Venous Catheter
First Claim
1. A device comprising a catheter or needle comprising a lumen, a proximal opening, a distal opening, a plurality of exclusionary slits, at least one sensor, and wiring connected to the sensor, wherein the wiring is configured to permit an external connection at the proximal end of the device.
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Accused Products
Abstract
The specification and drawings show an embodiment of the present invention in the form of a device comprising one or more biosensors either placed or imbedded in a catheter, needle or combination of the two. The catheter or needle comprises exclusionary slits upstream of the biosensor(s), angled so that fluid flows in through the slits and down past the biosensors. The wires connecting the biosensors to external monitoring and/or analytical apparatus are wired through the catheter or needle material. Also provided herein are methods for detection of small molecules using the device described herein.
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Citations
43 Claims
- 1. A device comprising a catheter or needle comprising a lumen, a proximal opening, a distal opening, a plurality of exclusionary slits, at least one sensor, and wiring connected to the sensor, wherein the wiring is configured to permit an external connection at the proximal end of the device.
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32. The device of claim 32, wherein the Luer lock connector comprises a pad exposed on the barrel of the connector for each conductor, and to which the conductor is routed.
Specification