Cleared Traditional

K940552 - MONOPOLAR SURGICAL INSTRUMENTS

K940552 is an FDA 510(k) clearance for MONOPOLAR SURGICAL INSTRUMENTS, manufactured by Tnco, Inc.. The device is a Class 2 General & Plastic Surgery device with product code GEI cleared through the Traditional 510(k) pathway after a 87-day FDA review.

K940552 · Tnco, Inc. · General & Plastic Surgery device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
May 1994
Decision
87d
Days
Class 2
Risk

K940552 is an FDA 510(k) clearance for the MONOPOLAR SURGICAL INSTRUMENTS. Classified as Electrosurgical, Cutting & Coagulation & Accessories within the GEI classification (a category for electrosurgical cutting and coagulation devices), Class II - Special Controls.

Submitted by Tnco, Inc. (Whitman, US). The FDA issued a Cleared decision on May 5, 1994 after a review of 87 days - a notably fast clearance cycle.

This device falls under the General & Plastic Surgery FDA review panel, regulated under 21 CFR 878.4400 - the FDA general and plastic surgery device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Tnco, Inc. devices

FDA 510(k) Submission Details - K940552

510(k) Number K940552 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 07, 1994
Decision Date May 05, 1994
Days to Decision 87 days
Submission Type Traditional
Review Panel General & Plastic Surgery (SU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
28d faster than avg
Panel avg: 115d · This submission: 87d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

GEI Device Classification - Class 2, Special Controls

Product Code GEI Electrosurgical, Cutting & Coagulation & Accessories
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.4400
Definition Validated Reprocessing Instructions And Reprocessing Validation Data For This Device Type Must Be Included In A 510(k) Submission If The Device Is Reusable And Has Specific Design Features (please Refer To Table 2 Of 82 Fr 26807, Available At Https://www.gpo.gov/fdsys/pkg/fr-2017-06-09/pdf/2017-12007.pdf).
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 General & Plastic Surgery devices follow this clearance model.

Regulatory Peers - GEI Electrosurgical, Cutting & Coagulation & Accessories

All 1974
Devices cleared under the same product code (GEI) and FDA review panel - the closest regulatory comparables to K940552.
FLOWGUN ELECTROCAUTERY PROBE HANDLE
K935970 · O.R. Concepts, Inc. · May 1994
FLOWGUN ELECTROCAUTERY PROBES
K935971 · O.R. Concepts, Inc. · May 1994
VALLEY MODEL E2750-T PENCIL GRIP LAPAROSCOPIC
K941968 · Valleylab, Inc. · May 1994
ELMED ESU 300 M/M AND DIGITAL
K932938 · Elmed, Inc. · May 1994
TITANIUM BIPOLAR FORCEPS
K940466 · Radionics, Inc. · Apr 1994
AESCULAP ENDOSCOPIC INSTRUMENTS
K940936 · Aesculap, Inc. · Apr 1994