Company: B Side Endeavors LLC
Patent Number: US 12697110
Title: Systems and methods for tissue retraction
The medical device industry continually seeks advancements that improve surgical efficiency. The recently granted patent for this surgical retractor device represents a practical advancement in operating room equipment. This invention introduces an expandable four-bar linkage frame equipped with curved, adjustable arms. By utilizing fixed blades for the initial retraction of skin and muscle layers alongside releasable, flexible paddles for deeper tissue, surgeons can customize the access opening based on the specific anatomical requirements of the procedure.
A highly innovative feature of this device is its patient-anchored assembly, which contrasts with traditional table-mounted retractors. This design allows for more rapid deployment during urgent surgical situations, effectively saving time in the operating room. Additionally, the integration of light-emitting elements within the fixed blades and flexible paddles, powered through a dedicated light port, provides illumination directly into the surgical cavity. This localized lighting improves visibility for the surgeon without relying entirely on overhead external light sources.
This development has been recognized as the Patent of the Month for the state of Minnesota for September 2026, an honor granted by Swanson Reed. B Side Endeavors LLC, which is based in Minnesota, reflects the state’s active medical technology sector. Swanson Reed awarded this distinction because the invention provides a measurable improvement over conventional retractors, offering a functional solution that supports surgical precision and improves procedural workflow.
The practical applications of this patented technology present opportunities for claiming the Research and Development Tax Credit in the United States. To develop this specialized retractor, the engineering team necessarily engaged in a systematic process of experimentation to resolve technical uncertainties. Qualified activities likely include prototyping the locking mechanism of the four-bar linkage frame, evaluating the structural integrity of the flexible light-emitting paddles, and conducting iterative testing for the energy delivery system of the light port. The wages of the professionals involved in these tasks, along with the cost of supplies used to fabricate prototypes, generally qualify as eligible expenditures under the federal tax code. By documenting the technical methods used to validate the stability and illumination efficacy of the device, the developers can substantiate their eligibility for the R&D tax credit.
