diff --git a/src/xrt/include/xrt/xrt_tracking.h b/src/xrt/include/xrt/xrt_tracking.h
index 619f9809d..e048bd89f 100644
--- a/src/xrt/include/xrt/xrt_tracking.h
+++ b/src/xrt/include/xrt/xrt_tracking.h
@@ -133,6 +133,24 @@ struct xrt_imu_sample
 	double ax, ay, az, wx, wy, wz;
 };
 
+/*!
+ * @interface xrt_imu_sink
+ *
+ * An object that is sent IMU samples.
+ *
+ * Similar to @ref xrt_frame_sink but the interface implementation must manage
+ * its own resources, not through a context graph.
+ *
+ * @todo Make @ref xrt_tracked_psmv and @ref xrt_tracked_psvr implement this
+ */
+struct xrt_imu_sink
+{
+	/*!
+	 * Push an IMU sample into the sink
+	 */
+	void (*push_imu)(struct xrt_imu_sink *, struct xrt_imu_sample *sample);
+};
+
 /*!
  * @interface xrt_tracked_psmv
  *
@@ -244,6 +262,13 @@ struct xrt_tracked_hand
  *
  */
 
+//! @public @memberof xrt_imu_sink
+static inline void
+xrt_sink_push_imu(struct xrt_imu_sink *sink, struct xrt_imu_sample *sample)
+{
+	sink->push_imu(sink, sample);
+}
+
 //! @public @memberof xrt_tracked_psmv
 static inline void
 xrt_tracked_psmv_get_tracked_pose(struct xrt_tracked_psmv *psmv,