Engineered Medical Systems Engineered Medical Systems. At EMS, manufacturing medical instrumentation and implants is more than our expertise, it’s our passion. From our approximately 100,000 square foot state-of-the-art facilit Engineered Medical Systems. At EMS, manufacturing medical instrumentation and implants is more than our expertise, it’s our passion. From our approximately 100,000 square foot state-of-the-art facilities, experience and integrity …