Cleared Traditional

HARTFORD TOTAL HIP SYSTEM (TRI-WEDGE) (K870128) - FDA 510(k) Clearance

Class II Orthopedic device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K870128 · Richards Medical Co., Inc. · Orthopedic device
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May 1987
Decision
121d
Days
Class 2
Risk

K870128 is an FDA 510(k) clearance for the HARTFORD TOTAL HIP SYSTEM (TRI-WEDGE). Classified as Prosthesis, Hip, Semi-constrained, Metal/polymer, Cemented (product code JDI), Class II - Special Controls.

Submitted by Richards Medical Co., Inc. (Memphis, US). The FDA issued a Cleared decision on May 13, 1987 after a review of 121 days - within the typical 510(k) review window.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3350 - the FDA orthopedic device regulatory framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Orthopedic review framework, consistent with the majority of Class II 510(k) submissions.

View all Richards Medical Co., Inc. devices

Submission Details

510(k) Number K870128 FDA.gov
FDA Decision Cleared Substantially Equivalent - NSE Converted (SN)
Date Received January 12, 1987
Decision Date May 13, 1987
Days to Decision 121 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
1d faster than avg
Panel avg: 122d · This submission: 121d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code JDI Prosthesis, Hip, Semi-constrained, Metal/polymer, Cemented
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3350
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Orthopedic devices follow this clearance model.

Regulatory Peers - JDI Prosthesis, Hip, Semi-constrained, Metal/polymer, Cemented

All 282
Devices cleared under the same product code (JDI) and FDA review panel - the closest regulatory comparables to K870128.
HPS II CALCAR FEMORAL PROSTHESIS
K871857 · Depuy, Inc. · Jun 1987
OMNIFIT II HIP PROSTHESES: CEMENT FIXATION
K870235 · Osteonics Corp. · May 1987
MODIFIED PROFILE HIP PMMA CEMENT SPACER
K871510 · Depuy, Inc. · May 1987
STANDARD POROCOAT MODIFIED MEDIAL ASPECT AML HIP
K870699 · Depuy, Inc. · May 1987
MICROSTRUCTURED SPHERICAL ACETABULAR COMPONENTS
K870216 · Osteonics Corp. · Mar 1987
THREADED ACETABULAR COMPONENT
K870445 · Johnson & Johnson Professionals, Inc. · Mar 1987