TL;DR
That earlier engagement matters. Control layout, ergonomics, sensing, cleanability, environmental performance, risk controls, verification methods, and manufacturability all influence the final device experience. When those considerations are addressed while the design is still open, the control can be developed around the application rather than adapted to it after key decisions have already been finalized.

What the OEM Continues to Define
The division of responsibility does not change.
The OEM continues to define:
PRESPEC operates inside that structure rather than around it.
Linemaster Switch Corporation’s contribution is scoped to the control and its interaction with the complete system. The OEM retains ownership of the device, the regulatory strategy, system level obligations, and final acceptance of the finished medical device throughout the program.
This distinction is important. PRESPEC strengthens the OEM’s process by adding focused medical control knowledge at the right stage. It does not transfer device level responsibility away from the OEM.

What Linemaster Switch Corporation Contributes
Linemaster Switch Corporation contributes focused expertise in custom medical foot switches, medical foot pedals, and related foot operated control interfaces.
That experience is drawn from decades of designing and manufacturing control products for surgical equipment, diagnostic and imaging systems, medical robotics, and multifunction medical platforms. It allows Linemaster Switch Corporation to participate as a subject matter expert and medical control development partner, not only as a build to specification supplier.
In practice, the PRESPEC team can help identify control related questions that may not be apparent in an initial specification. Those questions can then be translated into design requirements, risk controls, prototypes, acceptance criteria, test methods, and production considerations.
Examples may include:
These questions are easier to address before the surrounding system architecture is locked.
How Earlier Engagement Affects the Outcome
Earlier engagement changes the role of the control in the development process.
Rather than treating the control as a peripheral component selected after the system is substantially complete, PRESPEC allows the control to be developed as part of the user interface and system architecture.
That approach helps connect:
Each of these factors influences the others. A design decision that improves usability may affect sealing. A sensing decision may affect verification. A housing decision may affect assembly, cleaning, tooling, and serviceability. A cable or connector decision may affect routing, strain relief, inspection, and system integration.
Evaluating those considerations together while the design can still respond to them produces better development choices than addressing them separately near the end of the program.
This approach can reduce avoidable redesign, improve development documentation, and support a more efficient transition from concept development through design verification and production release.
Earlier Access Without Process Disruption
A design phase development program changes when control expertise enters medical device development, not who is responsible for the device.
The OEM continues to define the medical device, intended use, user needs, system requirements, design controls, regulatory strategy, system level risk management, and final verification and validation.
Linemaster Switch Corporation contributes focused knowledge in custom medical foot switches, medical foot pedals, and related foot operated control interfaces. This allows ergonomics, risk controls, cleanability, environmental performance, verification, and manufacturability to be addressed as connected design inputs while the control design can still be refined.
The result is a more coordinated development path from early concept through production release.

A Control Developed Around the Application
When a manufacturer engages earlier, the finished control is more likely to reflect the application it serves.
The control layout can be evaluated against the user workflow. The sensing approach can be matched to the performance requirement. The enclosure, cable, connector, labeling, and interface details can be reviewed against cleaning, handling, integration, inspection, and production needs.
By the time the design is ready for production, the control has been developed in direct coordination with the broader medical system and its functional, usability, safety, and manufacturing requirements.
That is the practical value of PRESPEC. It gives the OEM access to specialized control development experience without requiring the OEM to change ownership of the device program.
Begin Your PRESPEC Development Program
If your application requires a custom medical foot switch, medical foot pedal, or related foot operated control interface, the design discussion should begin before the major interface and architecture decisions are finalized.
Contact the PRESPEC team to discuss your intended use, user needs, performance requirements, development stage, anticipated production needs, and manufacturing requirements.
Frequently Asked Questions
Does a design phase development program replace the OEM’s development process?
No. PRESPEC does not replace the OEM’s established development process. It strengthens that process by adding specialized medical control expertise while important design choices can still be evaluated and refined.
What remains the OEM’s responsibility during a PRESPEC program?
The OEM continues to define the medical device, intended use, user needs, system requirements, design controls, regulatory strategy, system level risk management, and final device verification and validation.
What does Linemaster Switch Corporation contribute?
Linemaster Switch Corporation contributes focused expertise in custom medical foot switches, medical foot pedals, and related foot operated control interfaces. This can include help identifying control related questions that may not be apparent in an initial specification and translating them into design requirements, risk controls, prototypes, acceptance criteria, test methods, and production considerations.
What changes in the finished control when the manufacturer engages earlier?
The control can be developed around the application rather than adapted to it after the surrounding system has been finalized. Ergonomics, human factors, industrial design, risk controls, cleanability, environmental performance, verification, and manufacturability can be addressed as connected design considerations rather than separate late stage corrections.
Why does this matter for medical device OEMs?
Medical device controls affect usability, workflow, safety related design considerations, cleaning, integration, verification, and production. Engaging a medical control manufacturer earlier can help OEMs identify these issues while design decisions can still be evaluated and refined.
Meet The Author

Arijan Kandic
Digital Marketing Specialist
Arijan is the Digital Marketing Specialist at Linemaster Switch Corporation and holds a bachelor’s degree in business management from Quinnipiac University. He manages the company’s SEO strategy, Google Ads campaigns, and digital marketing initiatives, and develops educational content for the Linemaster Learning Center to help engineers, OEMs, and medical device manufacturers better understand foot switch technology. Arijan works closely with Linemaster’s engineering and applications teams to translate complex technical concepts into clear, accurate articles on foot switch design, customization, and compliance considerations.
In Collaboration with

Sean Lewis
Director of Engineering
Sean has more than fifteen years of experience in product development, engineering governance, and cross functional technical operations. His background in metal fabrication, including machining, forming, welding, and inspection, provides a strong manufacturing foundation that supports his approach to design and process optimization. Sean holds a bachelor’s degree in mechanical engineering, an MBA with a manufacturing concentration, and an MSOL. He is a Certified SolidWorks Expert with advanced capability in CAD, rendering, simulation, and rapid prototyping. Sean also specializes in DFMEA and PFMEA risk management practices and is the holder of several foot switch design and utility patents.
Updated 10/26/2026
Custom Foot Switches
Linemaster’s custom footswitches are designed to meet specific user requirements, offering a range of features such as various pedal configurations, wired and wireless options, and customizable LED indicators. These custom footswitches provide reliable, durable solutions tailored to enhance functionality in diverse applications.
