Location History:
- Reading, MA (US) (1997 - 2001)
- Tewksbury, MA (US) (2002 - 2018)
Company Filing History:
12 out of 2,210 
5 out of 16 
4 out of 6 
Years Active: 1997-2018
Title: Douglas D. Sjostrom: Innovator in Medical Instrumentation
Introduction
Douglas D. Sjostrom is a renowned inventor based in Tewksbury, MA, known for his significant contributions to the field of medical instrumentation. With an impressive portfolio of 25 patents, he has demonstrated a profound commitment to advancing surgical technology, particularly in endoscopy.
Latest Patents
Among his latest innovations is the "360 Degree Panning Stereo Endoscope." This device features a unique design that allows it to maintain an up-down orientation while panning across an operative field. The endoscope comprises a shaft with two optical channels that have off-axis directions of view. An innovative actuating mechanism synchronously rotates and pistons these channels, enhancing surgical visibility.
Another notable patent is the "Surgical Instrument Aspiration Valve," which incorporates a movable member defining an opening at its proximal portion. This surgical instrument includes a stationary member with a close fit, allowing aspiration to occur primarily during specific movements of the movable member. Coupled with a handpiece, this design provides effective suction and motion during surgical procedures.
Career Highlights
Douglas began his career at Smith & Nephew Pte. Limited and later worked with Smith & Nephew Endoscopy Inc. His expertise and advancements in medical technology have been instrumental in improving surgical outcomes and patient care.
Collaborations
Throughout his career, Douglas has collaborated with talented colleagues such as Peter M. Cesarini and Alexander D. Grinberg. These collaborations have fueled innovation and led to the successful development of cutting-edge medical instruments that are now used in operating rooms globally.
Conclusion
In conclusion, Douglas D. Sjostrom's contributions to medical instrumentation through his patents and collaborative efforts exemplify his dedication to innovation in the healthcare sector. His inventions, particularly in endoscopic technology, continue to enhance surgical procedures, making him a pivotal figure in the medical engineering community.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.