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piriformis muscle

one of six small hip muscles in the lateral rotator group
Class type of: gluteal muscles, particular anatomical entity Q1144893

Facts

9 properties
Instance of
class of anatomical entity, chiral muscle organ type[2]
Subclass of
gluteal muscles, particular anatomical entity[3][4]
Part of
deep gluteal muscles, Muscles pelvi-trochantériens[5][6]
Connects with
bursa of piriformis[8]
Described by source
Gray's Anatomy (20th edition)[7]
Innervated by
Anterior ramus of first sacral nerve, Anterior ramus of second sacral nerve[9][10]
Muscle action
laterally rotation of the hip joint[11]
Muscle insertion
greater trochanter[14]
Muscle origin
sacrum, sacrotuberous ligament[12][13]
🏷️ Also known as
en piriformis muscle ar عضلة كمثرية de Piriformis de M. piriformis de Musculus piriformis es Piramidal de la pelvis es Pyriformis es Musculus piriformis es Musculo piramidal de la pelvis es Músculo piramidal de la pelvis es Musculo piriforme es Músculo piriforme fa عضله هرمی fa ماهیچه پیریفورمیس fa ماهیچه گلابی‌شکل fa ماهیچه گلابی شکل fa ماهیچهٔ گلابی شکل fa ماهیچه هرمی fi Päärynänmuotoinen lihas fi Musculus piriformis
🔖 Identifiers · 16
Image (Wikimedia Commons)
Piriformis large.gif ↗
Foundational Model of Anatomy ID
19082
Freebase ID
/m/046b4n
GPnotebook ID
-1281753008
Gran Enciclopèdia Catalana ID
muscul-piramidal
Gran Enciclopèdia Catalana ID (former scheme)
0201379
ICD-11 ID (Foundation)
552428528
ICD-11 ID (MMS)
XA7XS8
Microsoft Academic ID (discontinued)
2777842177
Namuwiki ID
궁둥구멍근
TA2 ID
2604
TA98 Latin term
m. piriformis
Show all 16 identifiers +4
Terminologia Anatomica 98 ID
A04.7.02.011
UBERON ID
0008529
UMLS CUI
C0224429
WikiSkripta article ID
22079

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Muscle origin 2
sacrum, sacrotuberous ligament
Muscle insertion 1
greater trochanter
← Antagonist muscle 1
gluteus minimus muscle
← Innervates 1
nerve to the piriformis
← Muscle insertion 1
greater trochanter
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Summary

piriformis muscle is a class of anatomical entity[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). piriformis muscle. Retrieved November 12, 2026, from https://4ort.xyz/entity/piriformis-muscle
MLA “piriformis muscle.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Nov. 2026, https://4ort.xyz/entity/piriformis-muscle.
BibTeX @misc{4ortxyz_piriformis-muscle_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{piriformis muscle}}, year = {2026}, url = {https://4ort.xyz/entity/piriformis-muscle}, note = {Accessed: 2026-11-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): piriformis muscle — https://4ort.xyz/entity/piriformis-muscle (retrieved 2026-11-12)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 9w ago · BoneheadElsewhere · 2026-09-08 view diff on Wikidata ↗
    Muscle action → laterally rotation of the hip joint
    Wikidata description → one of six small hip muscles in the lateral rotator group
    Muscle origin → sacrum, sacrotuberous ligament
    Muscle insertion → greater trochanter
    + 6 other properties edited (see Wikidata diff for full list)
    "Changed labels, descriptions or aliases"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.