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Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005674
EISBN: 978-1-62708-198-6
... Abstract Titanium and its alloys have been used extensively in a wide variety of implant applications, such as artificial heart pumps, pacemaker cases, heart valve parts, and load-bearing bone or hip joint replacements or bone splints. This article discusses the properties of titanium and its...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005687
EISBN: 978-1-62708-198-6
... F1341, ISO 5832-2 Commercially pure titanium, UNS R50250, US R50400, UNS R50550, UNS R50700, Grade 1, Grade 2, Grade 3, Grade 4, Grade F-1, Grade F-2, Grade F-3, Grade F-4 Fixation devices; knees; hips; spinal; elbows; toes; wrists; ears Clips; pacemakers; filters; heart valves; bypass devices...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006811
EISBN: 978-1-62708-329-4
... valve stenosis, aortic aneurysm, heart defects, and pulmonary embolism) of the heart and vascular system. With few exceptions, these devices are designed to function for the lifetime of the patient. The most common types of cardiovascular devices currently in use are: Coronary or peripheral...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005660
EISBN: 978-1-62708-198-6
... cerebral stimulators, breast implants, replacement heart valves, and implantable pacemakers. Fig. 2 Conventional material requirements in orthopaedic applications. Source: Ref 8 Comments on the regulatory process presented here are not intended to replicate the more comprehensive work...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001080
EISBN: 978-1-62708-162-7
..., propeller and rudder shafts, data logging equipment, gyrocompasses thruster pumps, lifeboat parts, radar components, cathodic protection anodes, hydrofoil struts  Diving equipment Deep-sea pressure hulls, submarines (Soviet Union), submarine ball valves (United States)  Seawater desalination Vapor...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006404
EISBN: 978-1-62708-192-4
... artificial heart valves. The corrosion of these bare materials or the erosion of the coating and subsequent corrosion of the exposed surfaces are to be critically considered before employing the material or design, because any catastrophic failure of the devices can result in death of the patient. Hence...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003565
EISBN: 978-1-62708-180-1
... reduction in print quality. Unintentional impacts, such as the chattering of tubes carrying, for example, waste from nuclear reactors, can give rise to critical safety and reliability concerns. Potential impact wear problems are also found in dental implants and heart valves, where health and well being...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006793
EISBN: 978-1-62708-295-2
... concern. Potential impact wear problems are also found in dental implants and heart valves, where health and well-being are at stake. In this article, some generic features of impact wear are described and two particular examples are examined in detail. Impact Wear Modes Two modes of impact...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001312
EISBN: 978-1-62708-170-2
... to finishing a localized area of a part. Parts such as body prostheses, pacemakers, and heart valves require a highly buffed, tight surface to prevent entrapment of particles. Close-fitting parts for equipment, such as the modern guidance systems, and electronics applications require highly polished surfaces...
Book Chapter

By Matthew Donachie
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003168
EISBN: 978-1-62708-199-3
... are used as the ball in the articulating region of a hip joint, as bioactive coatings on implants, and in certain aspects of dental use—for example, as fillers or for porcelain enameling (a ceramic process). Carbon finds use in heart valves and dental implants. As for polymeric materials, silicone has been...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001487
EISBN: 978-1-62708-173-3
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005667
EISBN: 978-1-62708-198-6
... abutments, trauma plates and intramedullary nails, acetabular cups Polysulfone Surgical and medical devices, clamps, artificial heart components, heart valves Polypropylene Sutures, hernia meshes, heart valves Poly-L-glycolic acid/poly-L-lactic acid Interference screws, suture anchors, meshes...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003061
EISBN: 978-1-62708-200-6
... and the parameters affecting wear of ceramics, namely, hardness, thermal conductivity, fracture toughness, and corrosion resistance. The next part of the article addresses temperature-resistant applications of advanced ceramics. Specific applications of ceramic materials addressed include cutting tools, pump...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003140
EISBN: 978-1-62708-199-3
... heart pumps, pacemaker cases, heart-valve parts, and load-bearing bone or hip-joint replacements or bone splints. (In general, body fluids are chloride brines that have pH values from 7.4 into the acidic range and also contain a variety of organic acids and other components—media to which titanium...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005850
EISBN: 978-1-62708-167-2
... as needed. Typically they last five to ten years. Air Operated or Pneumatic Devices Do not forget that the machine may have air operated doors, air operated workpiece locating centers, or air operated solenoid quench valves that require regular maintenance. These are easily forgotten parts...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005657
EISBN: 978-1-62708-198-6
..., in vivo loading conditions, and device misuse. Large-scale device failures, such as the Bjork-Shiley Convexo-Concave heart valve issues experienced in the 1980s and 1990s ( Ref 2 , Ref 3 , Ref 4 ), have helped shape governmental regulations and the entire medical device industry. Medical device...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005675
EISBN: 978-1-62708-198-6
... or replacement of musculoskeletal hard connective tissues. Their use depends on achieving a stable attachment to connective tissue. Carbon-base ceramics are also used for replacement heart valves, where resistance to blood clotting (blood compatibility) and mechanical fatigue are essential characteristics...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005743
EISBN: 978-1-62708-171-9
..., suction roll, center press rolls, yankee dryer rolls, calendar rolls, doctor/scalping blades, and cutting equipment. paper machine components paper manufacturing plasma spraying pulping thermal spray coating tungsten carbide PAPER IS AN INTEGRAL PART of our daily lives, with applications...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003523
EISBN: 978-1-62708-180-1
... be a physical, mathematical, or logical representation of a physical system or process. accident reconstruction failure analysis modeling FAILURE ANALYSIS is generally defined as the investigation and analysis of parts or structures that have failed or appeared to have failed to perform...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003015
EISBN: 978-1-62708-200-6
.... Axial adjustment of the ring valve moves the screw longitudinally, changing its radial clearance, thereby varying the amount of shear, mixing action on the meltstock, and flow of material past the vent. P, pressure; T, temperature The feed screw is the heart of the operation. Two designs...