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. Author manuscript; available in PMC: 2020 Feb 1.
Published in final edited form as: Circ Heart Fail. 2019 Feb;12(2):e005655. doi: 10.1161/CIRCHEARTFAILURE.118.005655

Figure 1. Experimental components of mouse pacemaker system.

Figure 1.

(A) Combined pacemaker/ECG lead; (B) flexible spring conduit terminating in a male and female 4-pin connector; (C) externalized lead exiting the mid-scapulae of a mouse within a protective plastic housing; (D) a six-wire micro-electronic commutator; (E) overall attachment set up, with the commutator attached to the center of the cage top, the flexible wire linked to the commutator and mouse, allowing mobility of the mouse with minimal constraint.