Materials & Manufacturing


Explore the applications and advancements in tubing, catheters, and extrusion production methods.

Features : Medical
Technological Advancements and Industry Trends in the Medical Extrusion Market

In an increasingly volatile and complex market environment, adaptability becomes essential to success and business growth for today’s medical extruder. Basic to...

Features : Tubing & Extrusion
Avoiding Pitfalls in Development of Advanced Custom Extrusions

The custom medical extrusion industry is growing in all directions. The push to be minimally invasive is pushing devices to be smaller and smaller. Cutting-edge raw materials are...

Features : Medical
Intelligent Tubing for Bioresorbable Scaffolds

Bioresorbable stent scaffolds are balloon-expandable and have been used to replace metallic stents to treat the narrowing of arteries and airway passages. Like traditional metallic scaffolds, bioresorbable scaffolds provide artery and/or airway support and act as a delivery system for the controlled...

Features : Tubing & Extrusion
Selecting Pump Tubing: Just Remember “STAMP”

Choosing pump tubing successfully results in a system that delivers optimal performance and prevents redesign and troubleshooting later. For medical device applications, custom OEM peristaltic pump systems are common for fluid transfer. Designing a new medical device requires precise criteria for...

Features : Medical
Mold Design and Cavitation Strategy: Best Practices in Aligning Tooling with Requirements

Medical manufacturers of single-use products have a dual challenge: achieving high levels of quality while maintaining competitive cost. From an injection molding perspective, mold design and equipment selection ultimately determine whether or not those...

Features : Tubing & Extrusion
Material Selection in a Complex Regulatory Environment

Understanding material selection trends and complying with the needs of governing regulatory agencies is fundamental to success in medical device production. As manufacturers set development objectives, they consider material characteristics, such as ease of processing, performance, and...

Features : Medical
Silicone: Expanding the Horizon for Today’s Medical Devices

Silicone materials have been around for more than 70 years and since the 1960s have played an important and evolving part in products designed for the medical field. Since that time, silicone materials have been developed in various medical grades for skin contact, as well as...

Features : Test & Measurement
Creating a Technically Advanced Medical Tube: An Independent Extruder’s Perspective

With catheters and medical devices becoming increasingly advanced and specialized, so has the process of creating that device. With complex designs, or...

Features : Materials
PVC vs. Polyurethane: A Tubing Comparison

PVC and polyurethane are thermoplastic materials that can be formed into a variety of shapes, including tubing and reinforced hose. Both materials are useful in numerous applications. But depending...

Features : Medical
Plastics Molding: The Path of Least Resistance

According to Henry David Thoreau, “the path of least resistance leads to crooked rivers and crooked men.” But in plastic injection molding, it leads to balanced filling patterns, more uniform shrinkage, less warp, smaller press sizes, and reduced cost when molding enclosures for medical...

Briefs : Tubing & Extrusion
Revitalizing Product Development with Aluminum Extrusions

To control product development costs without sacrificing quality, medical device OEMs are giving new life to their product development process by turning to aluminum extrusions instead of other more costly materials to manufacture their components.

Features : Manufacturing & Prototyping
Where Component Design Functionality and Cost Reduction Converge

The need to control and reduce costs by manufacturers of surgical instruments, medical devices, and healthcare consumable goods has been accelerated by a variety of current persistent trends. These include changes in reimbursement practices, an increasing population of Medicare...

Features : Materials
Novel Polymer Technology Bids Farewell to Tri-layer

Modern medicine has come a long way from the reed catheters of ancient Syria or the metal tubes of Benjamin Franklin’s time. As doctors discover more and more ways to utilize minimally invasive procedures, the demand for lower profile catheters with increasingly greater applications rises....

Features : Medical
Reservoir Seals, Tubing, and LSR Make the Difference for Medical Devices

Medical science has made great strides in advancing the care and treatment of people around the globe. Thermoplastic and elastomeric materials have been an essential part in making different medical procedures and solutions safer and more cost effective. From test fit...

Features : Medical
Designing for Success with Molded Silicone Components

This article discusses ways to set up new projects for success and covers ideas for material selection, dimension and tolerance, and critical feature selection. Designing a silicone component can be a challenge when trying to balance design for manufacturability and the optimum design for end...

Features : Tubing & Extrusion
Small Quantity/High Mix Tubing Offers Value to R&D Facilities

In the US, many high-volume tubing suppliers have moved production facilities overseas to low-cost producers like China or Mexico. Minimum buys are now the rule, leaving many US manufacturers with a quandary—how to get small quantities of a wide variety of tubing needed for research...

Features : Design
Collaborative Relationships with Molders Key to Creating Effective Fluid-Handling Components

As medical devices continue to become more complex, OEMs must continue to seek strategic partnerships with manufacturers that enable them to meet consumer demands. Due to the tight tolerances of a plastic medical device component— especially one that...

Features : Tubing & Extrusion
Tips for Medical Device Tubing Selection

Determining what tubing to use in a medical device involves considerable research. Designers must investigate ingredients, performance, documentation requirements, sterility, and other qualifying aspects that cannot be disregarded.

Features : Tubing & Extrusion
Minimally Invasive, Maximally Innovative: Polymer Science and Extrusion Plays Vital Role

William “Bill” Cook started Cook Medical out of a spare bedroom in his Bloomington, IN, apartment in 1963. It was where he and his wife, Gayle, made guide wires, guiding catheters, and other small devices used in diagnostic radiology.

Features : Materials
Choosing the Right Vendor for Your Micro-Molding Project

The demand for minimally invasive procedures is growing, as patients seek to spend less time on the operating table and in the recovery room. Micro-molding has emerged as the solution for medical device manufacturers, allowing smaller devices to change an open surgery into a minimally...

Features : Manufacturing & Prototyping
Balanced Filling in Thermoplastic Medical Molding

If molten plastic behaved like a simple fluid, there would be little need to worry about balanced filling during molding. The melt would fill the cavities like water, and the way the mold filled would have little or no influence on the properties of the molded parts. In reality, molten plastics...

Features : Materials
Medical Device Market Pushes the Limits of Tubing

Medical device manufacturers are being challenged by strong market demand for tubing that delivers increased functionality, lower profiles, and lower costs—pushing the limits of material behavior and manufacturing science. Next-generation balloon catheters are expected to deliver significantly...

Features : Medical
Injection Molding Principles for Bioabsorbable Polymer Materials

The use of bioabsorbable polymer materials in modern medicine is a major innovation. Known for their unique ability to safely exist in the body and eventually absorb without causing adverse interaction, bioabsorbable polymers have had a dramatic impact on device design and...

Features : Tubing & Extrusion
Endotoxin Testing: FDA Update Prompts Time for Review

The recent publication by the U.S. Food and Drug Administration (FDA) of Guidance for Industry Pyrogen and Endotoxins Testing: Questions and Answers, dated June of 2012, the Department of Health and Human Services updated the agency’s thinking regarding pyrogen and bacterial endotoxin...

Features : Materials
Multilayer Construction Offers Functionality and Versatility

The medical area has long required specialized materials be utilized to treat patients, and the processes of drug delivery and fluid handling are no exception. Hospitals across the globe make use of large volumes of tubing and medical bags every day for the transmission of blood,...

Features : Tubing & Extrusion
Testing Out a Practical Alternative to PVC Tubing

PVC has long been the material of choice for tubing. Increasingly, however, issues such as those focusing on the phthalate plasticizers used to make PVC flexible are causing some tubing producers or their device manufacturer customers to look for alternative materials. Until now, the proposed...

Features : Medical
Extrusion and Catheter Technologies Revolutionize Medical Device Design

Advancements in medical technology and material science have created new engineering challenges for medical devices used in minimally invasive interventional procedures. Medical device companies are making devices that are smaller (less invasive), more complex, and...

Products : Materials
Elastomers for Medical Tubing

Teknor Apex (Pawtucket, RI) has introduced a series of advanced medical-grade elastomers that provide a fully practical alternative to PVC for many tubing applications. The new Medalist® MD-500 Series compounds exhibit crystal clarity and mechanical properties comparable to those of PVC, provide similar clamp...

Briefs : Tubing & Extrusion
Using Proprietary Solvent Technology to Swell Silicone

While silicone is the obvious material of choice in many medical applications because of its excellent biocompatibility, its physical properties make it challenging to work with. Design engineers, especially those who work with medical devices, know the difficulties of connecting flexible...

Features : Materials
Innovative Soft Thermoplastic Urethanes for Medical Applications

Thermoplastic polyurethanes (TPUs) have historically been used as thermoplastic elastomers (TPEs) for medical applications.1 The well-known biocompatibility, biostability, abrasion resistance, low temperature elasticity, and processing flexibility characteristics of TPUs...


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