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Musculus obturator externus

The external obturator muscle, obturator externus muscle is a flat, triangular muscle, which covers the outer surface of the anterior wall of the pelvis. It is sometimes considered part of the medial compartment of thigh, and sometimes considered part of the gluteal region The obturator externus (also external obturator, external obturator muscle, obturator externus muscle, latin: musculus obturatorius externus) is a triangular shaped muscle of the posterior muscle group of the pelvic girdle. Origin. The obturator externus originates from the external surface of the obturator membrane. Insertio

External obturator muscle - Wikipedi

  1. The Obturator externus is a flat, triangular muscle, which covers the outer surface of the anterior wall of the pelvis
  2. Der Musculus obturator externus ist ein flacher, dreieckiger Skelettmuskel aus der Gruppe der tiefen Hüftmuskulatur. Von einigen Autoren wird der Muskel auch den Adduktoren zugeordnet. 2 Verlau
  3. The obturator externus is one of the six short external rot... Dr. Ebraheim's educational animated video describes the anatomy of the obturator externus muscle
  4. Origin insertion functions and exercises of the Obturator Externus#musclefunctions #bodybuilding #personaltraining #exercise #obturatorexternus #lateralrotat..

Obturator externus - Anatom

  1. Der Musculus obturatorius externus (äußerer Verstopfermuskel) gehört zu den pelvitrochantären Muskeln, die auch als mediale Gruppe der äußeren Hüftmuskeln bezeichnet werden. Ihre Hauptfunktion liegt in der Außenrotation des Femurs  im Hüftgelen
  2. musculus obturatorius externus: vnější obturátorový sval: musculus obturatorius externus: TA: A04.7.02.031: Funkce: zevní rotace, addukce v kyčelním kloubu: Inervace: n. obturatorius (r. posterior) Začátek: zevní plocha membrána obturatoria: Úpon: fossa trochanteric
  3. Der Musculus obturator externus (lateinisch für äußerer Hüftlochmuskel) ist einer der Hüftmuskeln des Oberschenkels. Die frühere Bezeichnung Musculus obturatorius externus ist in der Tieranatomie immer noch gültig
  4. The obturator externus muscle emerges from the margins of the obturator foramen, a space in the pelvic bones near the bottom of the pelvis, and the obturator membrane, which covers the foramen. The..
  5. Mușchiul obturator extern De la Wikipedia, enciclopedia liberă Mușchiul obturator extern (OE) este un mușchi plat si triunghiular, ce acoperă fața externă a peretelui anterior al pelvisului

Obturator externus - Musculus obturatorius externus - IMAIO

De musculus obturatorius externus of buitenste sluitbandspier is een korte spier in de heup die loopt van het schaambeen naar het dijbeen aan de buitenzijde van het bekken. De musculus obturatorius externus zorgt voor exorotatie van het bovenbeen. Linker vooraanzicht van de musculus obturatorius externus van een men obturator externus muscle. one of six small hip muscles in the lateral rotator group. Upload media. Wikipedia. Instance of. muscle organ, medical term. Subclass of. obturator muscle This page is based on the copyrighted Wikipedia article Musculus_obturator_externus (); it is used under the Creative Commons Attribution-ShareAlike 3.0 Unported License.You may redistribute it, verbatim or modified, providing that you comply with the terms of the CC-BY-SA

Origin, lower half of margin of obturator foramen and adjacent part of external surface of obturator membrane; insertion, trochanteric fossa of greater trochanter; action, rotates thigh laterally; nerve supply, obturator. Synonym(s): musculus obturatorius externus [TA] , external obturator muscle The internal obturator muscle or obturator internus muscle originates on the medial surface of the obturator membrane, the ischium near the membrane, and the rim of the pubis.. It exits the pelvic cavity through the lesser sciatic foramen.. The internal obturator is situated partly within the lesser pelvis, and partly at the back of the hip-joint.. It functions to help laterally rotate femur.

obturator externus obturator ex·ter·nus -ek-'stər-nəs n a flat triangular muscle that arises esp. from the medial side of the obturator foramen made up of the rami of the pubis and ischium and from the medial part of the obturator membrane, that inserts by a tendon into the trochanteric fossa of the femur, and that acts to rotate the thigh. Die Kontraktion des Musculus obturator internus bewirkt eine Außenrotation des Oberschenkels. In Normalstellung unterstützt der Muskel die Extension und Adduktion des Oberschenkels. Bei Flexion im Hüftgelenk unterstützt der Muskel die Abduktion

Musculus obturator internus är en muskel i höften. Inom djuranatomin används även beteckningen musculus obturatorius internus för samma muskel, vilket är den äldre beteckningen även för människans muskel. Muskelns funktion är att bidra till utåtrotation av lårbenet vid sträckning av höften, till abduktion av lårbenet vid böjning av höften, samt att. De musculus obturatorius internus of binnenste sluitbandspier is een korte diepgelegen spier in de heup die loopt van het schaambeen naar het dijbeen. De musculus obturatorius internus helpt bij de laterale rotatie van de heup en het ondersteunen van het heupgewricht in de kom obturator ex·ter·nus ek stər nəs n a flat triangular muscle that arises esp. from the medial side of the obturator foramen made up of the rami of the pubis and ischium and from the medial part of the obturator membrane, that inserts by a tendo Check 'musculus obturator externus' translations into Croatian. Look through examples of musculus obturator externus translation in sentences, listen to pronunciation and learn grammar

Icelandic Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Icelandic Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR IS HU NL PL ES RU SQ SV. Useful english dictionary. 2012.. obturation; obturator internus; Look at other dictionaries: Obturator externus Anatomy of piriformis, obturator internus and obturator externus: implications for the posterior surgical approach to the hip. The Journal of bone and joint surgery. British volume. 2010 Sep;92(9):1317-24. ↑ Tuttle LJ, DeLozier ER, Harter KA, Johnson SA, Plotts CN, Swartz JL. The role of the obturator internus muscle in pelvic floor function

Musculus obturator externus - DocCheck Flexiko

  1. dict.cc | Übersetzungen für 'obturator externus muscle OEM [Musculus obturator externus]' im Englisch-Deutsch-Wörterbuch, mit echten Sprachaufnahmen, Illustrationen, Beugungsformen,.
  2. musculus obturatorius internus [TA] obturator internus muscle: origin , pelvic surface of hip bone and obturator membrane, margin of obturator foramen, ramus of ischium, inferior ramus of pubis
  3. Slovak Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Slovak Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR IS HU NL PL ES RU SQ SV.

The Obturator Externus is a member of the Deep Lateral Rotator Group (also known as the Deep 6 ), composed of the following six muscles (from superior to inferior): The obturator externus attaches from the external the pelvic bone to the greater trochanter of the femur . The distal attachment is actually onto the trochanteric fossa of the femur The Obturator externus is a flat, triangular muscle, which covers the outer surface of the anterior wall of the pelvis. It arises from the margin of bone immediately around the medial side of the obturator foramen, viz., from the rami of the pubis, and the inferior ramus of the ischium; it also arises from the medial two-thirds of the outer. The obturator externus was medicated with heavy tissue releases (obtained through the anterior groin region) and direct theraband strengthening of hip external rotation in sitting and in prone. Actovegin shots to the obturator externus are regarded as difficult because of problems with accessing this muscle through the superficial hip musculature muscle of medial (adductor) compartment of thigh; origin, lower half of margin of obturator foramen and adjacent part of external surface of obturator membrane; insertion, trochanteric fossa of greater trochanter; action, rotates thigh laterally; nerve supply, obturator M. pectineus • M. adductor longus • M. gracilis • M. adductor brevis • M. adductor magnus • M. obturatorius externus zadní skupina M. biceps femoris • M. semitendinosus • M. semimembranosu

Obturator Externus - Everything You Need To Know - Dr

Obturator Externus - Everything You Need To Know - Dr

Buttock pain is a relatively common complaint among adolescent athletes and can have a very broad differential diagnosis.The authors present a previously unreported case of acute obturator internus and obturator externus strain in an adolescent male American football player. The diagnosis was made by MRI. The patient was treated with relative rest, physical therapy, and gradual return to. With Reverso you can find the German translation, definition or synonym for Musculus obturator externus and thousands of other words. You can complete the translation of Musculus obturator externus given by the German-English Collins dictionary with other dictionaries: Wikipedia, Lexilogos, Langenscheidt, Duden, Wissen, Oxford, Collins dictionaries..

Musculus obturatorius externus - Anatomie & Funktion | Kenhub

Muscle Functions: Obturator Externus - YouTub

External surface of obturator membrane and anterior bony margins of obturator foramen. Insertion. Trochanteric fossa on the medial surface of the greater trochanter. Action. Rotates the thigh laterally; also helps adduct thigh. Innervation. Posterior division of obturator nerve innervates most of the obturator externus; (L3, L4) Arterial Supply In humans, the obturator externus muscle is a flat, triangular muscle, which covers the outer surface of the anterior wall of the pelvis. It is sometimes considered part of the medial compartment of thigh, and sometimes considered part of the gluteal region. [WP,generalized] musculus obturatorius externus [TA] obturator externus muscle: origin, pubis, ischium, and external surface of obturator membrane; insertion, trochanteric fossa of femur; innervation, obturator; action, rotates thigh laterally. Medical dictionary. 2011. Definition of Musculus obturator externus in the Definitions.net dictionary. Meaning of Musculus obturator externus. What does Musculus obturator externus mean? Information and translations of Musculus obturator externus in the most comprehensive dictionary definitions resource on the web

Der Musculus obturator externus (lat.: äußerer Hüftlochmuskel) ist einer der Hüftmuskeln des Oberschenkels.Die frühere Bezeichnung Musculus obturatorius externus ist in der Tieranatomie immer noch gültig.. Bei Paarhufern, denen der Musculus obturatorius internus fehlt, entspringt der Musculus obturatorius externus auch an der Innenseite des Beckens (Pars intrapelvina) Media in category External obturator muscles. The following 4 files are in this category, out of 4 total. Gerrish's Text-book of Anatomy (1902) - Fig. 362.png 792 × 1,956; 253 KB. Muscle obturateur externe.jpg 500 × 438; 56 KB. Obturator externus large.gif 640 × 640; 1.61 MB - ravindra. 27 2015 apr we conclude the that obturator. Obturator externus: Origin, insertion, innervation,action. We've got 0 rhyming words for Musculus obturator externus » What rhymes with Musculus obturator externus? This page is about the various possible words that rhymes or sounds like Musculus obturator externus.Use it for writing poetry, composing lyrics for your song or coming up with rap verses Alternative searches for Musculus obturator externus:. Search Definitions for Musculus obturator externus; Search for Synonyms for Musculus obturator externus; Search for Anagrams for Musculus obturator externus; Quotes containing the term Musculus obturator externus; Search for Poems containing the term Musculus obturator externus; Search for Scripts containing the term Musculus obturator.

Musculus obturator externus pronunciation - How to properly say Musculus obturator externus. Listen to the audio pronunciation in several English accents Translations in context of externus in German-English from Reverso Context: Die obere Grenze grenzt an den Musculus obturator externus und den Musculus quadratus femoris Phrases related to: Musculus obturator externus Yee yee! We've found 1 phrase and idiom matching Musculus obturator externus. Sort:Relevancy A - Z. Musculus sartorius: un músculo de la región anterior del muslo, músculo sartorio: Rate it: (0.00 / 0 votes) We need you Italian Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Italian Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR IS HU NL PL ES RU SQ SV.

musculus obturator externus Erläuterung Übersetzung. 1 abdominal external oblique muscl Norwegian Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Norwegian Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR HU IS NL PL ES SQ RU SV. Musculus obturator externus Pronunciation Mus·cu·lus ob·tu·ra·tor ex·ter·nus Here are all the possible pronunciations of the word Musculus obturator externus French Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-French Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR IS HU NL PL ES RU SQ SV.

Obturator externus: Origin, insertion, innervation,action

Musculus obturatorius externus - Anatomie & Funktion Kenhu

Musculus obturator internus är en muskel i höften.Inom djuranatomin används även beteckningen musculus obturatorius internus för samma muskel, vilket är den äldre beteckningen även för människans muskel.. Muskelns funktion är att bidra till utåtrotation av lårbenet vid sträckning av höften, till abduktion av lårbenet vid böjning av höften, samt att stabilisera lårbenshuvudet. The obturator internus (also known as internal obturator, internal obturator muscle, obturator internus muscle, latin: musculus obturatorius internus) is a muscle of the posterior muscle group of the pelvic girdle.. Origin. The obturator internus originates in the lesser pelvis from the internal surface of the obturator membrane.. Insertion. The obturator internus exits the lesser pelvis via. De musculus obturatorius internus of binnenste sluitbandspier is een korte diepgelegen spier in de heup die loopt van het schaambeen naar het dijbeen.De musculus obturatorius internus helpt bij de laterale rotatie van de heup en het ondersteunen van het heupgewricht in de kom

Musculus obturatorius externus - WikiSkript

Look at other dictionaries: Musculus obturatorius externus — Musculus obturator externus Schema der tiefen Hüftmuskeln Ursprung Außenfläche der Membrana obturatoria Ansatz Fossa trochanterica des Femur Deutsch Wikipedia. Musculus obturatorius externus — išorinis užtvarinis raumuo statusas T sritis gyvūnų anatomija, gyvūnų morfologija atitikmenys: lot Der Musculus obturator internus (lat. für innerer Verstopfermuskel, auch innerer Hüftlochmuskel) ist einer der Hüftmuskeln des Oberschenkels. 23 Beziehungen Der Musculus obturator externus (lat. für äußerer Hüftlochmuskel) ist einer der Hüftmuskeln des Oberschenkels. Die frühere Bezeichnung Musculus obturatorius externus ist in der Tieranatomie immer noch gültig. Bei Paarhufern, denen der Musculus obturatorius internus fehlt, entspringt der Musculus obturatorius externus auch an der.

Levator ani: puborectalis, pubococcygeus, iliococcygeus

Musculus obturator externus - Wikipedi

m. obturator externusの意味や使い方 外閉鎖筋 - 約1174万語ある英和辞典・和英辞典。発音・イディオムも分かる英語辞書 musculus obturator externus - Lat/Gr/Med → Magyar musculus pterygoideus externus - Lat/Gr/Med → Magyar musculus intercostalis externus - Lat/Gr/Med → Magyar musculus sphincter ani externus - Lat/Gr/Med → Magyar musculus sphinchter urethrae externus et internus - Lat/Gr/Med → keresési javasla Isolated obturator externus tear is 1 Definition. Der Musculus obturator internus ist ein Skelettmuskel aus der Gruppe der tiefen Hüftmuskulatur und gehört zum sogenannten Musculus triceps coxae. . 2 Verlauf. Der Ursprung des Musculus obturator internus ist die Membrana obturatoria und deren knöcherne Begrenzung Übersetzungen — obturator externus — von deutsch — —

Obturator Externus Muscle Anatomy, Function & Diagram

  1. Der Musculus obturator externus (lat. für äußerer Hüftlochmuskel) ist einer der Hüftmuskeln des Oberschenkels. 10 Beziehungen: Arteria circumflexa femoris medialis , Foramen obturatum , Hüftgelenk , Leistenzerrung , Liste der Skelettmuskeln , Musculus adductor magnus , Nervus obturatorius , Oberschenkelknochen , Obturator , Schambein
  2. Russian Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Russian Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR IS HU NL PL ES RU SQ SV.
  3. Spanish Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Spanish Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR HU IS NL PL ES RU SQ SV.
  4. Swedish Translation for obturator externus muscle OEM [Musculus obturator externus] - dict.cc English-Swedish Dictionary. All Languages | EN SV IS RU RO FR IT SK PT NL HU FI LA ES BG HR NO CS DA TR PL EO SR EL BS | SK FR IS HU NL PL ES RU SQ SV.

musculus obturator externus. musculus obturator internus. musculus obturatorius externus. musculus obturatorius internus. musculus occipitalis. musculus occipitofrontalis. musculus omohyoideus. musculus opponens digiti minimi. musculus opponens pollicis. musculus orbicularis. musculus orbicularis oculi ↑ Cook MS, Bou-Malham L, Esparza MC, Alperin M.Age-related alterations in female obturator internus muscle.International urogynecology journal. 2017 May 1;28(5):729-34. ↑ Khodaee M, Jones D, Spittler J.Obturator internus and obturator externus strain in a high school quarterback.Asian journal of sports medicine. 2015 Sep;6(3) Überprüfen Sie die Übersetzungen von 'externus' ins Englisch. Schauen Sie sich Beispiele für externus-Übersetzungen in Sätzen an, hören Sie sich die Aussprache an und lernen Sie die Grammatik Arterial (Blood) Supply of Obturator Externus Obturator and medial circumflex femoral arteries. Obturator Externus Video Obturator Externus - Muscles of the Hip and Thigh. Please feel free to ask your question about obturator externus muscle in the comments below (stretching, antagonist muscles, trigger points, release techniques etc.).We will. Obturator externus runs orthogonal to femoral axis. 3.1.1.2. Change in muscle tension with motion. For moving the hip to adduction, abduction, internal rotation, and external rotation from neutral position and from 90° flexion, changes in tension for the obturator internus and obturator externus are shown in Table 1

Mușchiul obturator extern - Wikipedi

M. obturator externus membrana obturatoria fossa trochanterica femoris csípőízületben: lateralis rotatio . 9 2. Combizmok IZOM NEVE EREDÉS TAPADÁS MŰKÖDÉS A COMB FESZÍTŐIZMAI Szabóizom M. sartorius spina iliaca anterior superior pes anserinus→ tuberositas tibia Wir haben 3 Synonyme für musculus obturator externus gefunden. Im Folgenden sehen Sie, was musculus obturator externus bedeutet und wie es auf Deutsch verwendet wird. Musculus Obturator Externus bedeutet etwa die gleiche wie äußerer Hüftlochmuskel.Siehe vollständige Liste der Synonyme unten Musculus obturator externus Synonyme. Passendere Begriffe oder andere Wörter für »Musculus obturator externus«: Klicken Sie auf die Suchtreffer, um die Ergebnisse weiter zu verfeinern. Anatomie: äußerer Hüftlochmuskel · Musculus obturator externus (fachspr.) · Musculus obturatorius externus (fachspr., veraltet

Pyomyositis of the obturator internus (OI) and the obturator externus (OE) in particular is an extremely rare condition that can affect healthy youth (mean age: 9.5 years); however, no age group is exempted. The condition mimics other more common conditions of this area as septic arthritis and transient synovitis of the hip Origin: External surface of obturator membrane and anterior bony margins of obturator foramen Insertion: Posteromedial surface of greater trochanter of femur Action: Rotates the thigh laterally; also helps adduct thigh Innervation: Posterior division of obturator nerve innervates most of the adductor magnus; vertical or hamstring portion innervated by tibial nerv

Heupklachten • Van de Kamp & Lolkema

闭孔外肌 musculi obturator externus中文翻译 闭孔外肌 musculus obturator externus中文翻译 闭孔外肌 externus中文翻译 外的 obturator中文翻译 闭孔神经; 闭塞具; 闭塞器; 闭塞物; 充塞物 紧塞具 气密装置 障塞器 闭孔器 填充体; 充填器; 充填体; 封闭器;阻塞器;活塞环;气密装置; 封闭体; 封孔器; 封团器; 紧. Look up at English to German translation of obturator externus. Also includes vocabulary coach, verb tables and pronunciation information

Medical Definition of Musculus obturator externus. 1. Origin, lower half of margin of obturator foramen and adjacent part of external surface of obturator membrane; insertion, trochanteric fossa of greater trochanter; action, rotates thigh laterally; nerve supply, obturator I actually recently worked with somebody who has kind of sit bone pain going on. We also checked their obturator internus and externus, but what we found, in their case, and I'm kind of leaning this way for your description as well, is gluteus minimus, and especially the trigger points from gluteus minimus which refer towards the sit bone and close to the center line, even near the sacrum there The authors here highlight that the obturator internus, obturator externus, superior & inferior gemelli (who I affectionately call the gemelli brothers) are essentially fused. And this fusion, actually leads to a decent cross-sectional area and ability for force generation. The orientation of the fibers adds further credence to the view that. Mięsień zasłaniacz wewnętrzny (musculus obturator internus) - spłaszczony, trójkątny, wachlarzowaty, położony częściowo w miednicy a częściowo w okolicy pośladkowej mięsień.. Przyczepy. Musculus obturator internus rozpoczyna się na: . powierzchni wewnętrznej błony zasłonowej, kości miedniczej w otoczeniu otworu zasłonionego.; Przebieg włókien jest zbieżny do otworu. Anatomy of Piriformis, Obturator Internus and Obturator Externus: Implications for the Posterior Surgical Approach to the Hip J Bone Joint Surg Br. 2010 Sep;92(9):1317-24. doi: 10.1302/0301-620X.92B9.23893. Authors L B Solomon 1 , Y C Lee, S A Callary, M Beck, D W Howie. Affiliation 1 Department of.

ANATOMY OF PIRIFORMIS, OBTURATOR INTERNUS AND OBTURATOR EXTERNUS 1319 VOL. 92-B, No. 9, SEPTEMBER 2010 piriformis, located between the posterior margin of glu arabdict Arabic-English translation for musculus obturatorius externus , our online dictionary provides translation, synonyms, Example and pronunciation, ask questions, get answers from experts, and share your experience. 속폐쇄근 Obturator Internus 내폐쇄근 內閉鎖筋. 아래쌍둥이근 Gemellus Inferior 하쌍자근 下雙子筋. 바깥폐쇄근 Obturator Externus 외폐쇄근 外閉鎖筋. 넙다리네모근 Quadratus Femoris 대퇴방형근 大腿方形筋. 중간면. 중간볼기근 Gluteus Medius 중둔근 中臀筋. 표층면. 큰볼기근.

Gluteal Region

Označite prijevode musculus obturator externus na hrvatski. Pogledajte primjere prevoda musculus obturator externus u rečenicama, slušajte izgovor i učite gramatiku The external obturator muscle, obturator externus muscle (/ ˌ ɒ b t j ᵿ ˈ r eɪ t ər ᵻ k ˈ s t ɜːr n ə s /) (OE) is a flat, triangular muscle, which covers the outer surface of the anterior wall of the pelvis File nella categoria External obturator muscles Questa categoria contiene 4 file, indicati di seguito, su un totale di 4. Gerrish's Text-book of Anatomy (1902) - Fig. 362.png 792 × 1 956; 253 K The adductor brevis was retracted, and the tumor was palpated behind it, in the obturator externus muscle substance (Picture 2). The mass was well encapsulated and most of it easily separated from the surrounding muscle. The tumor was of gelatinous consistency and a whitish-gray color; it measured 4.5 cm by 3.3cm by 3.5cm

Muscles of the pelvic floor: Anatomy and function | KenhubFossa trochanterica || Med-koMAnatomy Lab flashcards - Medical Anatomy And Physiology

musculus obturatorius externus in Chinese : 闭孔外肌 . click for more detailed Chinese translation, meaning, pronunciation and example sentences Musculus obturator externus. Quelle: Wikipedia-Seite zu 'Musculus obturatorius externus' Lizenz: Creative Commons Attribution-ShareAlike Musculus obturatorius externus suchen mit: Beolingus Deutsch-Englisch. OpenThesaurus ist ein freies deutsches Wörterbuch für Synonyme, bei dem jeder mitmachen kann Luis M. Chiva, Javier Magrina, in Principles of Gynecologic Oncology Surgery, 2018 Muscles of the Lateral Pelvis. The obturator internus and piriformis are the muscles of the pelvic sidewalls. Obturator Internus Muscle. The obturator internus muscle is found on the superior inner side of the obturator membrane. The obturator internus muscle originates from the inferior margin of the superior.