FAQ: What Is A Taper Orthopedics?

What Is Hip taper?

Abstract. * The taper junction comprises a male trunnion and female bore at specific taper angles, which join together in an interference cold weld fit. Inconclusive factors are head length, head size, trunnion neck length, lateral offset, taper angle and design, contact area, and percent of taper contact.

What is a 12 14 taper?

The original 12/14 Ceramtec taper was at one time referred to as a Euro taper, meaning a 12/14 off-the-shelf Ceramtec Taper. This term was not trademarked, and some companies began altering the manufacturing tolerance as originally produce from Ceramtec.

What is V40 taper?

The C- Taper is based on the 12/14 Euro taper design, whereas, the V40 taper was designed with 8% less taper length and approximately 20% lower surface area (Fig. Both taper designs have a similar taper angle of 5° 40′ and a smooth surface finish (surface profile with a wavelength <100 μm and amplitude <4 μm) [13].

Does taper size have an effect on taper damage in retrieved metal on polyethylene total hip devices?

When damage scores were compared between the balanced groups, no significant differences were found. Conclusion: These results suggest that fretting and corrosion damage is insensitive to differences in taper size.

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What is a Morse taper used for?

A Morse Taper is a tapered spindle used on lathes and drill presses to mount tooling. Morse Tapers on the headstock of your lathe have a hollow housing that is designed to fit a male ended arbor. When spinning, the arbor is forced farther into the housing, increasing the surface pressure between the two metal parts.

What is Stryker Accolade 2 made of?

The ACCOLADE II Femoral Hip System is a femoral stem that is intended for cementless, press-fit application. The proximal region of the stem is coated with PureFix HA over a commercially pure titanium plasma spray substrate.

What is a Calcar planer?

CALCAR PLANERS THESE CALCAR PLANERS ARE POPULAR BECAUSE THEY SHAVE THE BONE AWAY SIMILAR TO THE ACTION OF A WOOD PLANER. MANY STANDARD CALCAR PLANERS HAVE DEEP TEETH THAT TEND TO KNOCK OFF CHUNKS OF BONE, ESPECIALLY WHEN THE BONE IS SCLEROTIC.

What are Stryker hip replacements made of?

It’s made from polyethylene, a type of plastic designed to increase range of motion, improve joint stability and reduce the risk of wear. Stryker also sells numerous femoral components, including press-fit stems, cemented stems and revision components.

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