US 10,888,706 B2
External charger for an implantable medical device having a thermal diffuser
Robert J. Stinauer, Valencia, CA (US); and Joey Chen, Valencia, CA (US)
Assigned to Boston Scientific Neuromodulation Corporation, Valencia, CA (US)
Filed by Boston Scientific Neuromodulation Corporation, Valencia, CA (US)
Filed on Mar. 28, 2018, as Appl. No. 15/938,325.
Claims priority of provisional application 62/514,304, filed on Jun. 2, 2017.
Prior Publication US 2018/0345025 A1, Dec. 6, 2018
Int. Cl. A61N 1/378 (2006.01); H02J 7/02 (2016.01); H02J 7/00 (2006.01); H02J 50/12 (2016.01); H02J 50/90 (2016.01); H01F 27/28 (2006.01); H01F 38/14 (2006.01); H05K 1/02 (2006.01); H05K 1/18 (2006.01); H05K 7/14 (2006.01); A61N 1/372 (2006.01)
CPC A61N 1/3787 (2013.01) [H01F 27/2876 (2013.01); H01F 38/14 (2013.01); H02J 7/0091 (2013.01); H02J 7/007192 (2020.01); H02J 7/025 (2013.01); H02J 50/12 (2016.02); H02J 50/90 (2016.02); H05K 1/0203 (2013.01); H05K 1/181 (2013.01); H05K 7/1427 (2013.01); A61N 1/37229 (2013.01); H05K 2201/1003 (2013.01); H05K 2201/10151 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An external charger system for an implantable medical device, the external charger system comprising:
a circuit board;
a primary charging coil mounted to a first side of the circuit board, wherein the primary charging coil, when energized, is configured to generate a magnetic field to be received at the implantable medical device; and
a thermal diffuser adhered to the first side of the circuit board and within the primary charging coil, wherein the thermal diffuser is configured to conduct heat away from the primary charging coil.