James E Heule

Title: Innovations by James E. Heule

Introduction

James E. Heule is an accomplished inventor based in Minneapolis, MN. He has made significant contributions to the field of electronic circuits and physiological measurement technologies. With a total of two patents to his name, Heule's work has advanced the capabilities of patient monitoring and treatment.

Latest Patents

Heule's latest patents include an electronic circuit that permits the simultaneous use of stimulating and monitoring equipment. This innovative electronic interface module allows for the use of patient monitoring equipment while the patient is being treated with electrical stimulating pulses. The design incorporates body-contacting leads that pick up physiologically generated impulses, which are then amplified and processed through a sample and hold circuit. This module effectively eliminates the transmission of stimulating impulses to the monitoring equipment while allowing physiological signals to be transmitted without significant waveform alteration.

Another notable patent is a photoelectric physiological measuring apparatus. This device features a photoelectric probe that introduces light pulses into a measurement area, producing a measurement signal that reflects blood volume variations in the circulatory system. The apparatus includes demodulation circuitry to extract meaningful data from the measurement signal, which can be utilized by various devices such as pulse wave meters and tissue perfusion meters.

Career Highlights

Throughout his career, James E. Heule has worked with several companies, including Med General, Inc. and Audronics, Inc. His experience in these organizations has contributed to his expertise in developing innovative medical technologies.

Collaborations

Heule has collaborated with various professionals in his field, including David C. Howson, enhancing the development of his inventions.

Conclusion

James E. Heule's contributions to electronic circuits and physiological measurement technologies demonstrate his innovative spirit and commitment to improving patient care. His patents reflect a deep understanding of the intersection between technology and healthcare, paving the way for future advancements in the field.