Systems and methods for reducing or preventing backflow in a delivery system

DA Singh, PJ Anand - US Patent 8,992,458, 2015 - Google Patents
5,720,720 A 2f1998 Laske et al. 2012/0310182 A1 12/2012 Fielder et al. 6,176,842 B1
1/2001 Tachibana et al. 2012/0310215 A1 12/2012 Stout et al. 6,309,634 B1 10/2001 …

Drug delivery methods with tracer

DA Singh, PJ Anand, ML Brady - US Patent 10,806,396, 2020 - Google Patents
Abstract Systems and methods for delivering a drug with a tracer or contrast agent are
disclosed herein, as are systems and methods that generally involve CED devices with …

Multi-directional microfluidic drug delivery device

PJ Anand, DA Singh - US Patent 10,434,251, 2019 - Google Patents
The methods, systems, and devices disclosed herein generally involve convection-
enhanced delivery of drugs to a target region within a patient. Microfluidic catheter devices …

Systems and methods for drug delivery, treatment, and monitoring

DA Singh, PJ Anand, A East - US Patent 10,441,770, 2019 - Google Patents
Abstract Systems and methods for delivering a drug or other therapy over an extended
period of time (eg, several hours, days, weeks, months, years, and so forth) are disclosed …

Microfluidic drug delivery devices with venturi effect

PJ Anand - US Patent 10,137,244, 2018 - Google Patents
The methods, systems, and devices disclosed herein generally involve convection-
enhanced delivery of drugs to a target region within a patient. Microfluidic catheter devices …

Systems and methods for reducing or preventing backflow in a delivery system

DA Singh, PJ Anand, B Sama - US Patent 9,919,129, 2018 - Google Patents
Abstract Systems and methods are disclosed herein that generally involve CED devices with
various features for reducing or preventing backflow. In some embodiments, CED devices …

Methods and devices for treating stroke

PJ Anand, J Ekholm, DA Singh - US Patent 10,531,882, 2020 - Google Patents
Methods and devices are disclosed herein that allow for infusion and aspiration through a
single device. The device can be used to treat a stroke by delivering the device to the site of …

Methods and devices for protecting catheter tips and stereotactic fixtures for microcatheters

DA Singh, PJ Anand - US Patent 10,456,533, 2019 - Google Patents
Methods and devices are disclosed herein that generally provide protection for devices (eg,
microcatheters) having small tips. Methods and devices are also disclosed herein that …

Fabrication, methods, apparatuses, and systems for ultra-compliant probes for neural and other tissues

GK Fedder, B Ozdoganlar, PJ Gilgunn - US Patent 9,241,651, 2016 - Google Patents
Methods, systems and apparatuses of ultra-miniature, ultra-compliant probe arrays that
allows for design flexibility to match the stiffness of the tissue it is being applied to, such as …

Systems and methods for reducing or preventing backflow in a delivery system

DA Singh, PJ Anand, B Sama - US Patent 10,363,394, 2019 - Google Patents
Abstract Systems and methods are disclosed herein that generally involve CED devices with
various features for reducing or preventing backflow. In some embodiments, CED devices …