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Interview With Dr David Beevers Xiros
Xiros plc was established in 1984 to manufacture and market the ground-breaking Leeds-Keio artificial ligament system and has for the last 20 years continued to create innovative solutions to surgical and bioengineering challenges within the sports medicine field, particularly focussing on the areas of ligament and soft tissue reconstruction. Based in Leeds UK, Xiros has recently relocated to prestigious new headquarters close to the international airport.”
OPN: How would you describe your position within the company?
OPN: Tell me about your R&D facilities? We have on a single site all the design, analysis, manufacturing and testing equipment that is required to provide an in-house solution to product research and development. We can, therefore, provide a fast track facility, enabling a concept to be turned into a marketable product in the shortest possible time.
Whether it’s for a “hard” implant or instrument, or a “soft” textile device, brain-storming techniques are used where appropriate to generate and refine solutions to concepts that are proposed. Appropriate digital media is then utilised to generate three-dimensional representations of the concept. Surface reflections, colours, textures and materials can be added to these virtual objects to produce near-photographic representations. This provides the opportunity of visualising a prototype of the concept on a computer, which is often as good as holding the finished product in your hand. The concept is therefore easily communicated to the client so that constructive feedback on the visual aesthetics and design prior to its manufacture and testing can be realised. Such visual information can be discussed in face to face meetings, or emailed directly to the client enabling frequent contact and feedback. Such three-dimensional images and animation capabilities of Xiros can also be used by the client to support functions such as marketing and sales. Analysis and optimisation of “hard” concepts can also be performed at this virtual stage by use of finite element analysis (FEA) techniques. The material properties and forces on the concept can be applied to the virtual prototype to simulate real-world conditions. Consequently it is possible to determine whether the design will bend, buckle or fail under such conditions. The shape of the concept can be optimised to ensure that it performs within the defined operating parameters ensuring product quality. Such analysis also helps to shorten the development time and reduce the amount of physical testing, so reducing costs and time to market. The R&D manufacturing facilities include a full CNC machine shop in which “hard” prototypes and small batch runs of such product can be produced. Prototypes for medical textile fabrics are also produced in-house. We believe our capabilities are second to none, being able to manufacture a wide variety of fabric structures including narrow woven flat and tubular tapes, braids, continuous loop winding, as well as offering low temperature gas plasma surface modification at a molecular level. Such prototypes can then be compression or tensile tested to failure or cyclically loaded on our materials testing machines. We can also pool in other skills such as regulatory affairs, microbiology and marketing from the business development staff at Xiros to provide a complete range of skills to allow the concept to be taken through to the point of sale.
OPN: How do you meet customer ordering and delivery requirements? They also comply with the US FDA’s Quality System Regulation (21 CFR part 820). Many of our clients comment on our fast service, something that we pride ourselves in being able to offer. Xiros also houses a full cleanroom production and packaging facility so that the concept can be supplied directly to the client as a boxed, labelled, sterile and fully CE marked product ready for sale.
OPN: What are Xiros plans for expansion in the future? Xiros can be contacted on +44 (0)133 238 7202 |
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