US 12,005,232 B1
Methods and devices to prevent obstructions in medical tubes
Jake Tyler Pardell-Pistiner, Davie, FL (US); Stephen McClain, Nashville, TN (US); Rachel Malvagomes, Jefferson, LA (US); Kathleen Ana Gonzalez, Miami, FL (US); Carson Daniel Schaff, Fairhope, AL (US); Amirah Suleiman, Covington, GA (US); Nicholas Paul Bello, Sacramento, CA (US); Sara Budar, Jersey City, NJ (US); and David Bradshaw Pearlstone, Monroe, CT (US)
Assigned to CIRCULATECH LLC, Davie, FL (US)
Filed by CirculaTech LLC, Davie, FL (US)
Filed on Apr. 5, 2021, as Appl. No. 17/222,562.
Application 17/222,562 is a continuation of application No. 16/939,952, filed on Jul. 27, 2020, granted, now 10,994,076.
Claims priority of provisional application 62/878,705, filed on Jul. 25, 2019.
Int. Cl. A61M 5/168 (2006.01); A61M 39/02 (2006.01); A61M 39/10 (2006.01); A61M 39/24 (2006.01)
CPC A61M 5/16831 (2013.01) [A61M 39/0208 (2013.01); A61M 39/10 (2013.01); A61M 39/24 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A blockage resistant drainage device comprising:
a cylindrical body forming a longitudinal axis between a proximal end and a distal end;
an inner lumen formed within the cylindrical body and comprising a particular diameter;
a plurality of outer lumens formed within the cylindrical body, each of the plurality of outer lumens comprising a diameter of between 0.1 mm to a diameter equal to the particular diameter for passing dilution fluid to the inner lumen; and
a plurality of eyelets extending from an exterior surface of the cylindrical body to the inner lumen for draining fluid from a patient, each of the plurality of eyelets comprising:
a first opening at the exterior surface comprising a diameter of about 1-50 mm; and
a second opening at a point of entry of the inner lumen, wherein a diameter of the second opening is smaller than a diameter of the first opening.