510(k) · Cleared
ClearedMerits Model R Series Positioning System for Powered Wheelchair
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Merits Health Products Co., Ltd. · ITI Wheelchair, Powered
Cleared on May 8, 2012 as substantially equivalent to K021264 (Motion Concepts, 2002) after a 155-day review. Its family tree reaches back 3 generations to 1997.
- Decided
- May 8, 2012
- Review
- 155 days
- Class
- Class II
- Product code
- ITI
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 3 generations to K960951 (1997). 4 ancestors in all. No later device cites it as a predicate yet.
- Root · 3 generations backK960951 Permobil Chairman L/CS 8Permobil AB · 1997
- 2 generations backK991658 Permobil Powered Wheelchair 1280Permobil AB · 1999 · Recalled
- 1 generation backK021264 TRZ-CG Power Positioning System with Center-of-Gravity Shifting…Motion Concepts · 2002
- This deviceK113577 Merits Model R Series Positioning System for Powered WheelchairMerits Health Products Co., Ltd. · 2012
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −3 | K960951 | Permobil Chairman L/CS 8 | Permobil AB | 1997 | — |
| −2 | K991658 | Permobil Powered Wheelchair 1280 | Permobil AB | 1999 | 5 |
| −1 | K021264 | TRZ-CG Power Positioning System with Center-of-Gravity Shifting Power Tilt… | Motion Concepts | 2002 | — |
| 0 (this device) | K113577 | Merits Model R Series Positioning System for Powered Wheelchair | Merits Health Products Co., Ltd. | 2012 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1998 | 1 | 0 |
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 ITI? 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 ITI device
- #1 K220747 Power Wheelchair (N5515B)score 40.2 · 4 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K021264 | TRZ-CG Power Positioning System with Center-of-Gravity Shifting Power Tilt, Recline, and…Summary page 1…hair Comparison to Predicate Devices: The Merits R Series Positioning System is substantially equivalent to the Motion Concepts TRx-CG power Positioning System (#K021264). R Series Positioning System has the same intended uses and similar indications, technological characteristics and princ… | 2002 |
What descends from it?
No later submission names this one as a predicate yet.
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 15 years and passes through 3 companies; a new generation was cleared every 2.8 years on median.
- 1 of the 4 ancestors has a recall of any class.
- 2 other devices also cite its predicate K021264.
How does its category compare?
All ITI devicesITI Wheelchair, Powered: FDA decisions, review times, recalls and adverse event reports over 20 years. 2012, this device’s year, is highlighted.
FDA decisions per year · ITI
29in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · ITI
90in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · ITI
13so far in 2026, the most since 2007
Class I (2 since 2007) Class II/III not classified
Adverse event reports per year · ITI
647in 2025
MAUDE reports naming product code ITI, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 18 | 42 | 3 | 123 |
| 2008 | 9 | 49 | 3 | 133 |
| 2009 | 7 | 63 | 1 | 183 |
| 2010 | 6 | 46 | 2 | 157 |
| 2011 | 4 | 101 | 0 | 525 |
| 2012 | 6 | 155 | 1 | 2,919 |
| 2013 | 5 | 177 | 0 | 8,741 |
| 2014 | 5 | 213 | 0 | 7,282 |
| 2015 | 10 | 174 | 0 | 4,685 |
| 2016 | 6 | 173 | 1 | 1,575 |
| 2017 | 4 | 159 | 2 | 301 |
| 2018 | 4 | 117 | 0 | 273 |
| 2019 | 3 | 244 | 0 | 264 |
| 2020 | 6 | 278 | 0 | 205 |
| 2021 | 13 | 209 | 3 | 166 |
| 2022 | 16 | 96 | 0 | 135 |
| 2023 | 8 | 128 | 0 | 223 |
| 2024 | 38 | 125 | 1 | 146 |
| 2025 | 29 | 90 | 3 (2) | 647 |
| 2026 | 36 | 108 | 13 | — |
What is it indicated for?
The Merits Model R series Positioning System for Powered Wheelchair is intended for people using a powered wheelchair and requiring positional change. Its intended function and use is to aid in the pressure relief to persons confined to a powered wheelchair, by way of tilt and reclining seat back.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K113577 · printed Nov 5, 2026
Cite this page
510(k) Report. “K113577: Merits Model R Series Positioning System for Powered Wheelchair.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K113577
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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