US 11,986,360 B2
Medical tube clearance device
Edward M. Boyle, Jr., Bend, OR (US); Kenneth J. Chesnin, Long Beach, CA (US); Wayne A. Noda, Mission Viejo, CA (US); Paul Molloy, Irvine, CA (US); Al Diaz, Irvine, CA (US); Daniel Hyman, Foothill Ranch, CA (US); and Jon D. Jacobson, Irvine, CA (US)
Assigned to ClearFlow, Inc., Irvine, CA (US)
Filed by ClearFlow, Inc., Irvine, CA (US)
Filed on Dec. 4, 2020, as Appl. No. 17/112,017.
Application 17/112,017 is a continuation of application No. 16/740,988, filed on Jan. 13, 2020, granted, now 10,881,484.
Claims priority of provisional application 62/791,322, filed on Jan. 11, 2019.
Prior Publication US 2021/0085427 A1, Mar. 25, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 90/70 (2016.01); A61M 16/00 (2006.01); A61M 25/00 (2006.01); A61M 27/00 (2006.01)
CPC A61B 90/70 (2016.02) [A61M 16/00 (2013.01); A61M 27/00 (2013.01); A61B 2090/701 (2016.02); A61M 2025/0019 (2013.01); A61M 2209/10 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A device for clearing obstructions from a medical tube, comprising:
a housing defining a common interior, an exterior, and a port providing communication therebetween;
an elongated guide wire residing at least partially within the housing;
first and second rollers disposed within said common interior and defining a nip therebetween; and
a motor disposed within said common interior;
the guide wire extending through the nip and being drivable for advancement and retraction thereof through the port via rotation of the rollers by said motor.