India’s healthcare system is undergoing a period of rapid transformation. Hospitals across the country are expanding diagnostic capabilities, investing in advanced medical technologies and striving to improve access to timely and accurate care. From large metropolitan hospitals to emerging diagnostic centres in Tier-2 and Tier-3 cities, diagnosis and treatment technologies are increasingly central to clinical decision-making. A reactive approach often means hospitals face unexpected disruptions before problems are identified and resolved. By contrast, proactive sustaining engineering anticipates risks early through systematic monitoring, continuous feedback from field teams and structured engineering reviews. This approach enables manufacturers to prevent issues rather than simply fix them after they affect clinical operations. Sustaining engineering also plays a critical role in managing lifecycle costs. Advanced medical technologies require significant capital investment, and hospitals must ensure that these systems deliver consistent value over many years. Through engineering improvements, component redesign and better supply chain planning, manufacturers can manage rising material costs while maintaining system performance. Sustaining engineering uses information from service teams, equipment usage and supplier updates to spot potential issues early, such as parts becoming unavailable or changes in performance over time. These insights help improve design, identify alternative sources for critical components and plan timely upgrades. All these are supported by feedback from clinicians in real-world settings.
Yet the true value of these technologies is not defined only by their innovation at launch, but by how reliably they perform over time. High-value medical equipment in diagnostic imaging and treatment technology typically operates for 15 to 20 years, supporting thousands of patient diagnoses throughout its lifecycle. Ensuring that these systems remain safe, reliable, efficient and extend beyond their typical operational life is where sustaining engineering plays a critical role.
In a healthcare environment like India’s, where patient volumes are high and diagnostic infrastructure is constantly under pressure reliability is not just a technical requirement. It is a healthcare necessity. When a diagnostic system goes offline unexpectedly, the consequences are immediate: appointments are delayed, patient backlogs increase and clinicians lose valuable time in making critical decisions. Sustaining engineering therefore becomes essential to ensuring that medical technologies continue delivering value long after they are installed in hospitals.
A proactive sustaining engineering approach helps prevent such disruptions before they occur. Over time, components may become obsolete, supply chains may evolve and equipment may encounter new challenges based on real-world usage. Sustaining engineering teams monitor these risks closely and implement upgrades or design improvements in advance. This allows hospitals to plan maintenance strategically rather than responding to sudden equipment failures. For example, when a critical component is expected to become unavailable, Sustaining Engineering teams anticipate the risk and identify and qualify alternative suppliers.
They also proactively work to secure multiple suppliers across dispersed geographies to minimise the risk of disruption due to regional or global supply challenges. This approach strengthens supply continuity and enhances system reliability over long term.
Another important dimension of sustaining engineering is learning from real-world use. Once medical technologies are deployed across hospitals, engineers gain valuable insights into how clinicians interact with equipment in busy healthcare environments. Feedback from physicians, radiologists, technicians and biomedical teams often highlights opportunities to improve usability, enhance durability and optimise workflows.
For instance, in operating room environments, physicians need to remain focused on the procedure rather than on coordinating system controls with support staff. Introducing wireless controls for Imaging Systems next to the patient’s bedside reduces dependency on intermediaries, allowing clinicians to operate more efficiently with greater focus and less fatigue. Insights like these have driven the transition from wired to wireless control interfaces in the operating rooms today.
These learnings are invaluable because they allow innovation to continue even after a product has entered the market.
Through iterative improvements, manufacturers can enhance performance, simplify interfaces and improve system reliability. Over time, these refinements help ensure that medical technologies remain aligned with the evolving needs of healthcare providers.
For healthcare providers, this stability is essential. It allows hospitals to maximise the lifespan of their equipment while continuing to expand access to advanced diagnostics for patients.
Looking ahead, sustaining engineering will become even more important as India’s healthcare ecosystem continues to grow and adopt advanced technologies. As hospitals expand diagnostic capacity and integrate digital tools into clinical workflows, the expectation for reliability, efficiency and continuous improvement will only increase.
Innovation in MedTech will always be driven by breakthrough technologies. But for healthcare systems to truly benefit from these advances, equal attention must be given to ensuring that those technologies continue performing reliably over the long term. Sustaining engineering may not always attract headlines, but it is the discipline that quietly ensures innovation continues delivering value to clinicians, hospitals and patients every single day.
As Healthcare delivery scales in India, engineering will play a critical role in ensuring advanced technologies remain accessible, reliable and adaptable to local needs. This will require a shift towards more connected, intelligent systems where real time data can allow issues to be detected early and support provided remotely. This will help reduce disruptions, especially in areas with limited resources, ensuring not only availability but also consistent performance/reliability of these advanced machines every day. Ultimately, this will ensure that advanced medical technologies consistently translate into dependable, high-quality care for patients across India.
Please click on the link to access the article: Proactive Engineering Key To MedTech Growth In India

Global Sustaining Engineering Leader, Philips Indian Subcontinent