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Medical Illustration of Sacrotuberous Ligament-stock-foto
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Medical Illustration of Sacrospinous Ligament-stock-foto
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Medical Illustration of Sacrotuberous and Sacrospinous Ligaments-stock-foto
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Sacrum from multiple sides-stock-foto
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Anterior view of Sacrum-stock-foto
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Superior view of Sacrum-stock-foto
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Posterior view of Sacrum-stock-foto
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Lateral view of Sacrum-stock-foto
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Muscles of the Gluteal Region-stock-foto
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Anatomical Illustration of Sacral Plexus-stock-foto
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Lumbosacral and Coccygeal Plexuses-stock-foto
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Anatomical Illustration of Inferior Gluteal Nerve-stock-foto
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Medical Ilustration of Branches of Posterior Trunk of Internal Iliac Artery-stock-foto
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Lateral Rotators of Hip (Deep Muscles of Gluteal Region)-stock-foto
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Spine Anatomy Lateral view showing the Curvatures of Vertebral Column-stock-foto
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Anterior view of human sacrum showing the anterior sacral foramina-Labeled-stock-foto
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Posterior view of human sacrum showing the posterior sacral foramina-Labeled-stock-foto
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Human sacrum and coccyx posterior, anterior and lateral face isolated on white background 3D rendering illustration. Blank anatomical chart. Anatomy,-stock-foto
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Detailed anterior face or front view of human sacrum and coccyx 3D rendering illustration isolated on white background. Blank anatomical chart. Anatom-stock-foto
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Detailed posterior face or back view of human sacrum and coccyx 3D rendering illustration isolated on white background. Blank anatomical chart. Anatom-stock-foto
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Sacrum seen by its posterior surface, vintage engraved illustration. Usual Medicine Dictionary by Dr Labarthe - 1885.-stock-foto
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Sacrum seen by its front face, vintage engraved illustration. Usual Medicine Dictionary by Dr Labarthe - 1885.-stock-foto
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Sacrum seen by its front face, vintage engraved illustration. Usual Medicine Dictionary by Dr Labarthe - 1885.-stock-foto
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Sacrum seen by its posterior surface, vintage engraved illustration. Usual Medicine Dictionary by Dr Labarthe - 1885.-stock-foto
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The structure of the aitch bone. Vector illustration on isolated background-stock-foto
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. An American text-book of obstetrics. For practitioners and students. nterior sacral foramina,from the ilium below the inferior posterior spine, and from the great sacro-sciatic ligament. In its course to the great sacro-sciatic foramen, through ANATOMY OF THE GENERATIVE ORGANS. 27 which the muscle escapes to seek insertion into the femur, its fan-shaped massaids in forming the posterior and outer wall of the pelvic cavity. The remaining two muscles, the levator ani and the coccygeus, are ofespecial interest, since they largely supplement the fascia? in the formation ofthe septum, or pelvic d-stock-foto
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. The science and art of midwifery. y the pyriformismuscles. The pyramidal muscle has a triangular shape. Its basepresents a series of digitations which are inserted upon the lateralportions of the anterior surface of the sacrum, along the outer bordersof the four lower sacral foramina and the upper portion of the sacro-eciatic ligament. It then crosses the large sciatic foramen, and,passing outward, terminates in a tendon, which is inserted into thelarge trochanter. The obturator foramen is covered by the internal obturator mus-cle. The latter is attached to the quadrilateral surface which co-stock-foto
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. Quain's Elements of anatomy. eriorsurface looks upwards as well as backwards. Tlie ventral surface is concae from above downwards, and slightly so from side 14 THE VERTEBRAL COLUMN. to side. It is traversed horizontally by four ridges, which indicate the places ofunion of the bodies of the five sacral vertebras, and at the extremities of which aresituated on each side four foramina called anterior sacral. These foramina leadexternally into grooves, and diminish in size from above downwards. The dorsal surface is convex, very uneven, and somewhat narrower than theventral. It presents along t-stock-foto
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. Journal of anatomy . ute the brachial plexus run from thespinal cord and through the foramina with very little obliquity. There istherefore no great tendency in the cervico-dorsal region to bind togetherthe bodies of the vertebrae included between the nerve roots which go to theplexus. It is, however, otherwise with the sacral plexus, for here thenerves are gathered from the cauda equina, and each root leaves its foramenalmost at rio-ht ano-les to the direction of its course within the canal. Relation of Limb Plexuses to Ribs and Vertebral Column 391 Doubtless, other and functional factors c-stock-foto
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. Regional anesthesia : its technic and clinical application . landmarks are the sacral cornu and theposterior superior iliac spine: 1 is a wheal raised just above the sacral cornu; 2 is an-other wheal placed about 1 cm. medial to and below the said iliac spine. The straightline passing through 1 and 2 marks the direction of the sacral foramina. reason the quantity of solution injected varies with the foramen. Itis customary to inject 6 c.c. of the 1 per cent, solution in the first fora-men and to reduce by 1 c.c. each time the quantity deposited into eachsubsequent foramen. Starting from the-stock-foto
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. Regional anesthesia : its technic and clinical application . 1 Fig. 209.—The sacral nerves as seen after resection of the posterior wall of the sacralcanal. the sacral hiatus (Cathelin). In a few cases it may extend a littlefurther down or stop at a higher level in the lumbosacral region. Thesacral nerves and the coccygeal nerv^e emerge from the lateral wall of BLOCKING OF SPINAL NERVES 277 the dural sac, close to one another longitudinally, and spread out fan-wise to their respective foramina (Fig. 209), wrapped up in thick indi-vidual sheaths borrowed from the dura. Technic.—With the patie-stock-foto
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. Regional anesthesia : its technic and clinical application . Fig. 208.—The sacrococcygeal membrane and ligaments. terior sacral foramina. The sacral canal communicates freely with thepelvis and the ischiorectal space, owing to the absence of those fibrousligaments which, in the other segments of the spine, wall off the spinalcanal from the adjacent extraspinal structures (page 232). The sacral canal is filled with loose, diffluent, adipose tissue, richlyvascularized, and communicates freely with the epidural space of thelumbar region. In this are embedded: (1) the dural sac, continued bythe-stock-foto
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. Regional anesthesia : its technic and clinical application . the following manner: After performing thesacral block (page 285) by injecting 20 c.c. of the 1 per cent, solutionin the sacral canal, and about 30 c.c. of the same solution in the pos-terior sacral foramina from S^ to S^, the patient is placed in the dorso-sacral position and two wheals are raised, one on each side, over thepubic spines. Through these wheals a needle of convenient length,attached to the syrmge filled with the 0.5 per cent, solution, is passedfirst in a direction perpendicular to the surface of the skin, then more-stock-foto
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. Handbook of anatomy; being a complete compend of anatomy, including the anatomy of the viscera a chapter on dental anatomy, numerous tables, and incorporating the newer nomenclature adopted by the German anatomical Society, generally designated the Basle nomenclature or BNA . ticulates with thecoccyx. The anterior concave surface (fades pelvina) presents fourridges (lineaz transversa;) indicating the original separations,which terminate externally in eight anterior sacral foramina (foramina SOCralia anlcrinra ). with wide, shallow i/ronrcs, forthe exit of the anterior sacral nerves. To the o-stock-foto
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Pelvis, Human skeleton, Female Pelvic Bone anatomy, hip, 3D artwork, Bones Labeled Anatomy back View, White background-stock-foto
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A manual of anatomy . resembles that vertebra in this part and possesses superiorarticular processes. The dorsal surface is rough, convex from above downward andshows a median as well as two pairs of lateral ridges and four pairs ofdorsal sacral foramina. The crest {crista sacralis media) is in themidline and consists of the spinous processes of the upper four sacralvertebrae. The fifth spinous process is absent and the laminae sepa-rated so that the vertebral canal is exposed. This gap is the hiatussacralis. Lateral to the crest is the sacral groove on each side. Thisgroove is bounded lateral-stock-foto
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A manual of anatomy . Superior articular process Sacral canal. Median sacralcrest Articularsacral crest Posterior sacralforamina Apex of sacrum . Sacral Sacralhiatus cornu ViG. 12.—The sacrum ieen from behind (dorsal surface). (Sobotta and McMurrich.j THE COCCYX 33 vertebrae. The sacral cornua are the downward-projecting inferiorarticular processes of the last sacral vertebra. The apex of thesacrum represents the oval body of the fifth sacral vertebra. The sacral canal is flattened dorsoventrally and curves with thebone. It communicates with the dorsal and ventral sacral foramina. The sacrum o-stock-foto
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A manual of anatomy . tta and McMurricti.) that articulates with the sacrum. The dorsal surface presents twoupward-projecting processes (cornua coccygea) representing articularprocesses for articulation with the cornua sacrahs. These assist informing two foramina for the fifth pair of sacral nerves. Laterallythis segment presents a rudimentary transverse process on each side.The second may also present such processes but the remaining seg-ments are rudimentary nodules of bone. Ossification.—The coccyx is developed from four centers, one for each segment.That for the first segment appears durin-stock-foto
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Operative surgery, for students and practitioners . n to the inferiormesenteric artery and vein and to the iliac group of glands that arefrequently found involved in cancer of the rectum. The nerves that emerge from the first, second, and third ante-rior sacral foramina join with each other to form the sacral plexus.The rectum is supplied by nerves that emerge through the fourth OPERATIONS UPOX THE ANUS AND RECTUM. 553^ anterior sacral foramen. Branches from these nerves are also dis-tributed to the bladder. OPERATIONS UPON THE ANUS AND RECTUM. Dilatation of the Sphincter.—This operation is pr-stock-foto
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An illustrated encyclopædic medical dictionaryBeing a dictionary of the technical terms used by writers on medicine and the collateral sciences, in the Latin, English, French and German languages . on placed in the interverte-bral foramen, except in the case of the first and second cervicalns, where the ganglia are situated opposite the laminas of the verte-brae, and the sacral and coccygeal ns, where they lie within thevertebral canal. The two roots unite within the foramina anddivide immediately on their exit into an anterior and posteriorbranch. The posterior branches of each n.. except th-stock-foto
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