3SAE offers equipment and services to support a wide variety of special processes for medical device manufacturing.

Fiber optic technology has become indispensable in today’s medical devices, offering transformative solutions that have significantly improved diagnostic and therapeutic procedures. Here’s an overview of how fiber optic technology plays a major role in modern medical devices:

  1. Minimally Invasive Surgeries:

Fiber optic technology has become a linchpin in the evolution of minimally invasive surgeries, heralding a new era of precision and patient-centered care. These surgeries, which necessitate only small incisions or sometimes none at all, have benefited immensely from the unique attributes of fiber optics.

At the core of this transformation is the endoscope, an instrument equipped with fiber optic cables. Endoscopes are capable of transmitting light to illuminate internal body structures and, concurrently, relaying high-definition images back to an external monitor. Surgeons, by viewing these real-time images, can navigate and operate within intricate body cavities without resorting to large, invasive incisions. This capability is invaluable in procedures like laparoscopic surgeries, bronchoscopies, and arthroscopies.

The inherent flexibility and slender profile of fiber optic cables empower surgeons to reach and operate on internal organs and tissues that were previously challenging to access without major surgery. This ensures that procedures are not only less invasive but also more targeted and precise.

Additionally, the integration of laser technology with fiber optics has opened new frontiers in surgical intervention. Lasers, when channeled through fiber optic cables, can target and treat specific tissues with remarkable precision. This approach is used to vaporize tumors, cauterize blood vessels, or disintegrate kidney stones, among other applications, all while minimizing damage to surrounding healthy tissues.

The advantages of employing fiber optics in minimally invasive surgeries are manifold. Patients typically experience reduced post-operative pain, quicker recovery times, and diminished scarring. Additionally, these procedures often lead to shorter hospital stays and reduced healthcare costs. On the surgical side, the enhanced visibility and precision offered by fiber optic technology reduce risks and improve outcomes.

In essence, fiber optic technology’s incorporation into minimally invasive surgeries signifies a paradigm shift in modern medicine. By marrying technology with surgical prowess, it prioritizes patient well-being, ensuring procedures are as efficient and least intrusive as possible.


2.  Biomedical Sensors: 

Fiber optic sensors are employed to measure various physiological parameters, such as temperature, pressure, and pH levels. Due to their small size, immunity to electromagnetic interference, and capability to operate in challenging environments, they are ideal for monitoring in real-time during surgical procedures or within medical devices.


3. Medical Imaging: 

Fiber optic technology has revolutionized the realm of medical imaging, offering unparalleled insights into the human body’s inner workings with exceptional clarity and precision. One of the most transformative aspects of fiber optics in imaging is its ability to transmit and receive light signals over long distances with minimal attenuation, making it possible to capture high-resolution images from deep within the body.

In endoscopy, for example, fiber optic cables enable physicians to navigate through the body’s intricate pathways, delivering light to illuminate internal structures and simultaneously transmitting back detailed images to an external monitor. This advancement has led to minimally invasive diagnostic and therapeutic procedures, allowing for early detection and treatment of diseases within the gastrointestinal tract, lungs, and other organs.

Optical coherence tomography (OCT) is another groundbreaking imaging modality heavily reliant on fiber optics. By capturing backscattered light from tissue layers, OCT provides micron-scale resolution images, aiding ophthalmologists in diagnosing and monitoring retinal diseases. The cross-sectional imagery offers a detailed view of the retina’s distinct layers, enabling early detection of conditions like age-related macular degeneration or diabetic retinopathy.

Furthermore, fiber optics play a pivotal role in enhancing the capabilities of existing imaging technologies. In ultrasound, for instance, fiber optic hydrophones, with their high sensitivity and wide bandwidth, have been employed to detect ultrasound waves, resulting in clearer and more detailed images. Additionally, fiber optics is being explored in photoacoustic imaging, where it can help capture detailed images by sensing ultrasonic waves generated by laser-induced tissue heating.

Lastly, the miniaturization and flexibility inherent to fiber optic cables are instrumental in reaching areas previously inaccessible or challenging for traditional imaging modalities. This means safer and more comfortable procedures for patients, reduced risks, and the potential for imaging in real-time during surgical interventions.

In sum, fiber optic technology’s integration into medical imaging has undeniably expanded the horizons of diagnostic medicine. Its capacity to offer clearer, deeper, and more detailed insights into the body’s internal structures continues to shape the future of patient diagnosis, care, and treatment.


4. Laser Surgeries: 

Fiber optic technology has significantly transformed the landscape of laser surgery, introducing a level of precision and innovation previously unattainable. One of the standout features of this technology is its ability to target specific tissue layers with unparalleled accuracy, ensuring minimal damage to adjacent healthy tissues. Such precision is of paramount importance in intricate surgeries involving delicate organs like the eye or brain.

The design and flexibility of fiber optic cables have ushered in an era of minimally invasive procedures. Being thin and pliable, these cables can be threaded through tiny incisions or natural body openings, negating the need for large, invasive cuts. This translates to reduced scarring, a lower risk of infections, and expedited recovery times for patients. Additionally, these cables can channel powerful laser beams, potent enough to cut, coagulate, or vaporize tissues. A notable application is lithotripsy, where lasers shatter kidney stones into passable fragments.

Furthermore, fiber optics has integrated real-time imaging into surgeries. This dual capability, encompassing laser delivery and imaging, ensures that surgeons have a clear, real-time view of the operation site, bolstering the surgery’s accuracy and outcomes. The nimbleness of fiber optics allows for unprecedented access to areas within the body that were previously challenging to approach with traditional instruments.

Safety and versatility are other hallmarks of fiber optic technology in laser surgery. With adjustable laser wavelengths, surgeons have a versatile toolkit to address various medical conditions. Moreover, lasers can coagulate blood vessels as they cut, leading to minimal bleeding during procedures. This aspect is especially beneficial where blood conservation is vital.

Lastly, the integration of fiber optics in laser surgery has streamlined medical processes. Many procedures can now be conducted on an outpatient basis, leading to reduced healthcare costs and lesser disruptions for patients. When combined, the precision, safety, and efficiency of fiber optics result in better surgical outcomes and an enhanced quality of patient care. 


5. Illumination: 

Fiber optics provides intense, focused lighting in surgical sites or during diagnostic procedures. This ensures clear visualization without the heat associated with traditional light sources.


6. Data Transmission: 

With the rise of telemedicine and remote monitoring, fiber optics plays a crucial role in transmitting medical data quickly and securely over long distances. This has been particularly valuable for remote diagnostics, patient monitoring, and consultations during times of increased demand, such as global pandemics.


7. Therapeutic Devices: 

Photodynamic therapy (PDT) for cancer treatment uses fiber optics to deliver specific wavelengths of light to activate photosensitive drugs, selectively destroying cancer cells.


8. Prosthetics and Neural Devices: 

Fiber optic technology has found its way into advanced prosthetics and neural devices, allowing for the relay of information in real-time and with great precision, bridging gaps between devices and the human body.

In summary, fiber optic technology’s unique properties, such as flexibility, biocompatibility, precise light delivery, and high-speed data transmission, have found diverse and critical applications in modern medical devices. This has paved the way for safer, more efficient, and innovative medical interventions, making it a cornerstone of contemporary medical advancements.

Designed for high strength fusion splicing of standard and specialty fibers for factory, manufacturing and R&D applications.

Designed for splicing standard diameter 80um up to 500μm cladding fiber with low splice loss.

FITEL High-end Fusion Splicer S185 series featuring ROF (Ring of Fire)

The Combiner Manufacturing System (CMS) is an optical glass processing system designed to maintain production level repeatability for combiners and other fused optical components.

Large Diameter Splicing system for fiber bundling, tapering, end-caps and splicing.

High performance piezo cleaver for 125um to 1000um fiber utilizing 3SAE's Liquid Clamp Technology™ patent pending

Cost effective, high precision cleaver designed for fibers with cladding diameters of 125-550 μm

An advanced electronic fiber cleaver for fibers up to 250 μm designed for use in production lines where ease-of-use, process speed and a high production yield is crucial.

Single action wheel cleaver

Thermal mechanical stripper for 125um high strength fibers.

Thermal mechanical stripper for fiber diameters (30-1000um)

Thermal Stripper with extended stroke for stripping fibers up to 225mm.

Simple and automated method for cleaning electrodes used in 3SAE’s arc based fusion splicers

Hand-Held, Core Alignment Fusion Splicer

Precision ultrasonic blade for use with 80um to 200um fibers. Fiber holder compatible.

High performance polisher for large diameter fiber processing, 400um to 2000um

Frequency tuned, designed specifically for optical fibers.

Automatic mid-span fiber stripping unit utilizing Burst Technology™.

The ProCoater is an ultra-compact fiber recoater designed to cover a wide range of fiber diameters and coating materials, from standard to low & high index compounds.

Facilitates rapid loading of up to 19 fibers into a capillary.

Polyimide mid-span window stripper utilizing Ion Enhanced Cold Plasma Technology™.