510(k) · Cleared
ClearedSLR-Plus Standard and Lateral Femoral Stems
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Smith & Nephew, Inc. · LZO Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented
Cleared on Apr 15, 2010 as substantially equivalent to K072852 (Smith & Nephew, Inc., 2008) and 2 other predicates after a 112-day review. Its family tree reaches back 4 generations to 1994. 5 later devices descend from it.
- Decided
- Apr 15, 2010
- Review
- 112 days
- Class
- Class II
- Product code
- LZO
- Recalls
- None
- Predicates
- 3
Its longest line of descent runs back 4 generations to K932481 (1994). 5 ancestors in all. 5 later devices descend from it, 2 citing it directly.
- Root · 4 generations backK932481 SL-Plus and SLR-PlusEncore Orthopedics, Inc. · 1994
- 3 generations backK001942 SL-Plus and SLR-Plus StemsPlus Orthopedics · 2000
- 2 generations backK021178 SL-Plus Lateralized StemPlus Orthopedics · 2002
- 1 generation backK072852 SL-Plus Standard and Lateral Hip StemsSmith & Nephew, Inc. · 2008
- This deviceK093991 SLR-Plus Standard and Lateral Femoral StemsSmith & Nephew, Inc. · 2010
- Descendant · cites it directly · 3 of its ownK211176 Smith & Nephew Hip SystemsSmith & Nephew, Inc. · 2022 · Recalled
- Descendant · 2 generations on · 0 of its ownK240783 Anthology Hip Stems; CPCS Hip Stems; Femoral Heads; R3 Acetabular…Smith & Nephew, Inc. · 2024
- Descendant · 2 generations on · 0 of its ownK242375 OR3O Dual Mobility SystemSmith & Nephew, Inc. · 2024
- Descendant · 2 generations on · 0 of its ownK231448 TANDEM Hip SystemSmith & Nephew, Inc. · 2023 · Recalled
- Descendant · cites it directly · 0 of its ownK123598 Smith & Nephew, Inc. Hip System InstrumentationSmith & Nephew, Inc. · 2013 · Recalled
Most influential descendants
Showing 5 of 5 · See all- K211176Smith & Nephew Hip SystemsSmith & Nephew, Inc. · 2022 · cites it directly3descendants
- K240783Anthology Hip Stems; CPCS Hip Stems; Femoral Heads; R3 Acetabular Liners; Spectron Hip…Smith & Nephew, Inc. · 2024 · 2 generations on0descendants
- K242375OR3O Dual Mobility SystemSmith & Nephew, Inc. · 2024 · 2 generations on0descendants
- K231448TANDEM Hip SystemSmith & Nephew, Inc. · 2023 · 2 generations on0descendants
- K123598Smith & Nephew, Inc. Hip System InstrumentationSmith & Nephew, Inc. · 2013 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −4 | K932481 | SL-Plus and SLR-Plus | Encore Orthopedics, Inc. | 1994 | — |
| −3 | K001942 | SL-Plus and SLR-Plus Stems | Plus Orthopedics | 2000 | — |
| −2 | K021178 | SL-Plus Lateralized Stem | Plus Orthopedics | 2002 | — |
| −1 | K072852 | SL-Plus Standard and Lateral Hip Stems | Smith & Nephew, Inc. | 2008 | — |
| 0 (this device) | K093991 | SLR-Plus Standard and Lateral Femoral Stems | Smith & Nephew, Inc. | 2010 | — |
| +1 | K211176 | Smith & Nephew Hip Systems | Smith & Nephew, Inc. | 2022 | 1 |
| +2 | K240783 | Anthology Hip Stems; CPCS Hip Stems; Femoral Heads; R3 Acetabular Liners… | Smith & Nephew, Inc. | 2024 | — |
| +2 | K242375 | OR3O Dual Mobility System | Smith & Nephew, Inc. | 2024 | — |
| +2 | K231448 | TANDEM Hip System | Smith & Nephew, Inc. | 2023 | 1 |
| +1 | K123598 | Smith & Nephew, Inc. Hip System Instrumentation | Smith & Nephew, Inc. | 2013 | 2 |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2005 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2013 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 2 | 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 LZO? 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 LZO device
- #1 K192827 Quadra-Pscore 19.3 · 10 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (3)
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 |
|---|---|---|---|
| * | K072852 | SL-Plus Standard and Lateral Hip StemsSummary page 2…tures, operational principles, and material composition to the following predicate systems: * Smith & Nephew Orthopaedics AG SL-PLUS Standard and Lateral Hip Stems 1K072852) * Smith & Nephew Anthology Hip Stem (K052792) * SL-PLUS AND SLR-PLUS Stems (K(001 942) The following tests were used… | 2008 |
| * | K052792 | Anthology Hip StemSummary page 2…tion to the following predicate systems: * Smith & Nephew Orthopaedics AG SL-PLUS Standard and Lateral Hip Stems 1K072852) * Smith & Nephew Anthology Hip Stem (K052792) * SL-PLUS AND SLR-PLUS Stems (K(001 942) The following tests were used as a basis for the determination of substantiaL equ… | 2005 |
| * | K001942 | SL-Plus and SLR-Plus Stems | 2000 |
What descends from it? (5)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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 16 years and passes through 3 companies; a new generation was cleared every 6.1 years on median.
- 1 of the 5 ancestors has a recall of any class.
- Of its descendants, K211176 (Smith & Nephew, Inc., 2022) has gone furthest, with 3 descendants of its own.
- 5 other devices also cite its predicate K072852.
How does its category compare?
All LZO devicesLZO Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years. 2010, this device’s year, is highlighted.
FDA decisions per year · LZO
14in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LZO
119in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LZO
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LZO
3,244in 2025
MAUDE reports naming product code LZO, 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 | 9 | 87 | 2 | 138 |
| 2008 | 11 | 63 | 13 | 125 |
| 2009 | 7 | 83 | 42 | 189 |
| 2010 | 15 | 78 | 0 | 394 |
| 2011 | 13 | 87 | 10 | 544 |
| 2012 | 14 | 98 | 14 | 963 |
| 2013 | 26 | 100 | 0 | 1,370 |
| 2014 | 13 | 85 | 1 | 1,477 |
| 2015 | 12 | 115 | 1 | 1,348 |
| 2016 | 10 | 177 | 9 | 1,728 |
| 2017 | 16 | 257 | 5 | 2,165 |
| 2018 | 18 | 163 | 2 | 3,133 |
| 2019 | 28 | 109 | 4 | 3,066 |
| 2020 | 18 | 112 | 3 | 1,963 |
| 2021 | 12 | 170 | 0 | 2,199 |
| 2022 | 11 | 279 | 4 | 1,985 |
| 2023 | 10 | 122 | 2 | 2,066 |
| 2024 | 11 | 111 | 1 | 2,586 |
| 2025 | 14 | 119 | 1 | 3,244 |
| 2026 | 9 | 102 | 0 | — |
What is it indicated for?
The SLR-PLUS Hip Stem is indicated for uncemented use in individuals undergoing primary and revision surgery where other treatments or devices have failed in rehabilitating hips damaged as a result of trauma, inflammatory joint disease such as rheumatoid arthritis, or noninflammatory degenerative joint disease (NIDJD) or any of its composite diagnoses such as osteoarthritis;, avascular necrosis; traumatic arthritis; slipped capital epiphysis; fused hip…
Read the full statement (125 words)
The SLR-PLUS Hip Stem is indicated for uncemented use in individuals undergoing primary and revision surgery where other treatments or devices have failed in rehabilitating hips damaged as a result of trauma, inflammatory joint disease such as rheumatoid arthritis, or noninflammatory degenerative joint disease (NIDJD) or any of its composite diagnoses such as osteoarthritis;, avascular necrosis; traumatic arthritis; slipped capital epiphysis; fused hip; fracture of the pelvis; diastrophic variant; old, remote osteomyelitis with an extended drainage-free period; nonunion, femoral neck fracture and trochanteric fractures of the proximal femur with head involvement that are unmanageable using other techniques; femoral osteotomy, or Girdlestone resection; fracture dislocation of the hip; and correction of deformity. Smith & Nephew Orthopaedics AG SLR-PLUS Hip Stems are intended for single use only.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K093991 · printed Nov 6, 2026
Cite this page
510(k) Report. “K093991: SLR-Plus Standard and Lateral Femoral Stems.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K093991
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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