Medical equipment carbide components
Precision carbide for medical manufacturing
Medical equipment manufacturing often needs small, consistent carbide components and tooling support where clean geometry, finish, and repeatable inspection are important. Extramet can help with blanks, pins, rods, and precision-ground carbide parts.
A useful request usually includes the drawing, current material or grade, quantity, failure mode, tolerance notes, and any inspection or documentation requirements. If customer-supplied material is involved, include the material details so Extramet can confirm whether it is a good fit for the work.
Common review points
- abrasion, impact, corrosion, and heat exposure
- critical dimensions, finish, and edge requirements
- prototype, repair, or repeat-production quantity
- inspection expectations and shipment timing
Surgical-material patent and published application
The issued document for U.S. Patent 12,171,913 B2 names Think Surgical, Inc. and Extramet Products LLC as assignees. It is titled Surgical article formed from fine grained tungsten carbide in nickel matrix.
- Issued patent
- US 12,171,913 B2
December 24, 2024 - Assignees on the issued document
- Think Surgical, Inc. · Fremont, California
Extramet Products LLC · Latrobe, Pennsylvania - Named inventors
- Timothy Pack, Christopher Douglas, Joel Zuhars and Micah Forstein
- Related publication
- US 2025/0073377 A1
Published March 6, 2025
The related 2025 publication identifies itself as a continuation-in-part of the application that became Patent 12,171,913. Its published front page also names both companies as applicants and assignees.
These records document Extramet’s connection to the published development work. They do not establish regulatory approval, clinical outcomes, current commercial availability or the suitability of a standard carbide grade for patient contact. They also do not establish which company performed each manufacturing operation.
Read the issued patent (PDF)
Search the patent record · Read the 2025 application
Record details checked against the original publications on October 7, 2026. This summary does not assess current ownership, legal status or the scope of patent rights.
For a new medical-equipment project, identify the intended use, material specification, contact conditions and required qualification documentation in your project inquiry. If a patent passage prompted the inquiry, include its page or figure number so the discussion starts from the same reference.
How Extramet helps
Material fit
Review carbide grade, binder level, and starting stock against the wear mode.
Manufacturing path
Decide whether the job needs supplied material, blanks, grinding, machining, or a finished component.
Quote clarity
Confirm the information needed to quote accurately before production time is lost.
What Extramet needs to understand before quoting
The best starting point is a drawing, but the drawing is not the whole story. Include the current part material, where the part wears, how long it lasts today, what it contacts, and whether the goal is longer life, tighter size control, cleaner identification, faster delivery, or a more reliable replacement path.
Part role
Tell us whether the component locates, guides, seals, cuts, forms, supports, meters, or protects another part of the system.
Operating conditions
Share speed, load, temperature, lubrication, abrasive media, corrosion exposure, and impact risk when available.
Quality requirements
Include inspection notes, critical dimensions, finish needs, marking requirements, and any documentation expectations.
Material-first, manufacturing-ready support
Extramet can support material selection alone, but the strongest projects usually connect material and manufacturing early. That means grade, stock size, machining allowance, grinding path, inspection method, and delivery timing are reviewed together before production starts.
Medical manufacturing details to include
Medical equipment manufacturing can require small, consistent carbide components and tooling support: blanks, rods, pins and precision-ground parts with clean geometry, controlled finish and repeatable inspection. Include critical dimensions, finish requirements, material contact and whether the part is used for tooling, positioning, wear control or production support so Extramet can review the right starting form.
Discuss cylindrical grinding for controlled OD features when the part needs shoulders, steps or referenced diameters.
For locating and guiding features in manufacturing equipment, review precision-ground carbide pins and define the drawing requirements.