510(k) Report

510(k) · Cleared

Cleared

doctorgram Stethoscope DES-I

K210736510(k) TraditionalCleared Jul 27, 2021138-day reviewClass II21 CFR 870.1875

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Gv Concepts · DQD Stethoscope, Electronic

Cleared on Jul 27, 2021 as substantially equivalent to K200776 (Eko Devices, Inc., 2020) after a 138-day review. Its family tree reaches back 9 generations to 1996. 2 later devices descend from it.

Decided
Jul 27, 2021
Review
138 days
Class
Class II
Product code
DQD
Recalls
None
Predicates
1

Its longest line of descent runs back 9 generations to K952882 (1996). 24 ancestors in all, the oldest K771653 (1977). 2 later devices descend from it, 1 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2015: 1 other ancestor2018: 1 other ancestor2009: 1 other ancestor2005: 2 other ancestors2004: 1 other ancestor2001: 1 other ancestor1999: 1 other ancestor1997: 2 other ancestors1996: 4 other ancestors1977: 1 other ancestor2022: 1 descendant cleared2026: 1 descendant cleared×2: 2 generations cleared close together, K952882 (1996), K964554 (1996) K973873 · Digital Personal Telemedicine Module, Digital PTM 1 · American Telecare, Inc. · 1997K034046 · RNK Telephonic Stethoscope, Model TR-1 · Rnk Products · 2004K072026 · RNK Electronic Stethoscope · Rnk Products, Inc. · 2007K102893 · PCP/PC Stethoscope · Rnk Products, Inc. · 2011K160401 · Tyto Stethoscope · Tyto Care, Ltd. · 2016K181612 · Tyto Stethoscope (OTC) · Tyto Care, Ltd. · 2018K200776 · Eko CORE · Eko Devices, Inc. · 202019801990200020102020
  1. Root · 9 generations backK952882 Personal Telemedicine SystemAmerican Telecare, Inc. · 1996
  2. 5 generations between
  3. 3 generations backK160401 Tyto StethoscopeTyto Care, Ltd. · 2016
  4. 2 generations backK181612 Tyto Stethoscope (OTC)Tyto Care, Ltd. · 2018
  5. 1 generation backK200776 Eko COREEko Devices, Inc. · 2020
  6. This deviceK210736 doctorgram Stethoscope DES-IGv Concepts · 2021
  7. Descendant · cites it directly · 1 of its ownK212975 MedWandMedwand Solutions, Inc. · 2022
  8. Descendant · 2 generations on · 0 of its ownK253436 c-med0 alphaCosinuss GmbH · 2026
Show all 9 generations
  1. Root · 9 generations backK952882 Personal Telemedicine SystemAmerican Telecare, Inc. · 1996
  2. 8 generations backK964554 Personal Telemedicine ModuleAmerican Telecare, Inc. · 1996
  3. 7 generations backK973873 Digital Personal Telemedicine Module, Digital PTM 1American Telecare, Inc. · 1997
  4. 6 generations backK034046 RNK Telephonic Stethoscope, Model TR-1Rnk Products · 2004
  5. 5 generations backK072026 RNK Electronic StethoscopeRnk Products, Inc. · 2007
  6. 4 generations backK102893 PCP/PC StethoscopeRnk Products, Inc. · 2011
  7. 3 generations backK160401 Tyto StethoscopeTyto Care, Ltd. · 2016
  8. 2 generations backK181612 Tyto Stethoscope (OTC)Tyto Care, Ltd. · 2018
  9. 1 generation backK200776 Eko COREEko Devices, Inc. · 2020
  10. This deviceK210736 doctorgram Stethoscope DES-IGv Concepts · 2021

Most influential descendants

Showing 2 of 2 · See all
  • K212975MedWandMedwand Solutions, Inc. · 2022 · cites it directly1descendant
  • K253436c-med0 alphaCosinuss GmbH · 2026 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−9K952882Personal Telemedicine SystemAmerican Telecare, Inc.1996—
−8K964554Personal Telemedicine ModuleAmerican Telecare, Inc.1996—
−7K973873Digital Personal Telemedicine Module, Digital PTM 1American Telecare, Inc.1997—
−6K034046RNK Telephonic Stethoscope, Model TR-1Rnk Products2004—
−5K072026RNK Electronic StethoscopeRnk Products, Inc.2007—
−4K102893PCP/PC StethoscopeRnk Products, Inc.2011—
−3K160401Tyto StethoscopeTyto Care, Ltd.2016—
−2K181612Tyto Stethoscope (OTC)Tyto Care, Ltd.2018—
−1K200776Eko COREEko Devices, Inc.2020—
0 (this device)K210736doctorgram Stethoscope DES-IGv Concepts2021—
+1K212975MedWandMedwand Solutions, Inc.2022—
+2K253436c-med0 alphaCosinuss GmbH2026—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
197710
199640
199720
199910
200110
200410
200520
200910
201510
201810

Descendants by year cleared

Year clearedDevicesWith a Class I recall
202210
202610
FIG. 1 — Lineage of K210736, 1996–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in DQD? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new DQD device

  1. #1 K200776 Eko COREscore 25.2 · 8 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*K200776Eko CORE
Summary page 4
…DQD Regulatory Class: II Predicate Device: Proprietary Name: Eko CORE Electronic Stethoscope System Premarket Notification K200776 Classification Name: Electronic Stethoscope Regulation Number: 870.1875 Product Code:…
Eko Devices, Inc.2020—

Also cleared against K200776: 7 other devices →

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K212975MedWandMedwand Solutions, Inc.20221

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 25 years and passes through 6 companies; a new generation was cleared every 2.2 years on median.
  • None of the 24 ancestors has a recall.
  • Of its descendants, K212975 (Medwand Solutions, Inc., 2022) has gone furthest, with 1 descendant of its own.
  • 7 other devices also cite its predicate K200776.

How does its category compare?

All DQD devices

DQD Stethoscope, Electronic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2021, this device’s year, is highlighted.

FDA decisions per year · DQD

3in 2025

2007: 22008: 12009: 62010: 12011: 42012: 22013: 52015: 22016: 32017: 42018: 42019: 42020: 62021: 42022: 82023: 102024: 42025: 32026 (partial year): 6
2007high 10 (2023) · low 0 (2014)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DQD

89in 2025

2009: 161 days median2011: 107 days median2013: 70 days median2016: 250 days median2017: 109 days median2018: 131 days median2019: 262 days median2020: 104 days median2021: 137 days median2022: 203 days median2023: 132 days median2024: 153 days median2025: 89 days median2026 (partial year): 236 days median
2007high 262 (2019) · low 70 (2013)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · DQD

No recall names DQD since 2007.

Adverse event reports per year · DQD

1in 2024

2011: 12013: 12024: 1
2007high 1 (2011) · low 0 (2007)2025

MAUDE reports naming product code DQD, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20072—00
20081—00
2009616100
20101—00
2011410701
20122—00
201357001
20140—00
20152—00
2016325000
2017410900
2018413100
2019426200
2020610400
2021413700
2022820300
20231013200
2024415301
202538900
202662360—

What is it indicated for?

The doctorgramTm Stethoscope DES-I is an electronic stethoscope that enables amplification, filtering, and transmission of auscultation sound data (heart, lungs, bowel, arteries, and veins), whereby a clinician at one location on network can listen to the auscultation sounds of a patient on site or at a different location on the network. The doctorgram~m Stethoscope DES-I is intended for use on pediatric and adult patients. The doctorgramM Stethoscope DES-I is intended to be used by professional users in a clinical environment or by lay users in a nonclinical environment. The device is not intended for self-diagnosis.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K210736: doctorgram Stethoscope DES-I.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K210736

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026