nucleus pulposus


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Related to nucleus pulposus: nucleus pulposus herniation

nucleus pulposus

[¦nü·klē·əs pəl′pō·səs]
(anatomy)
The soft, fibrocartilaginous central portion of the intervertebral disk.
References in periodicals archive ?
01); nucleus pulposus ADC values of L1 intervertebral discs in Groups A (0.
Lactate down-regulates matrix systhesis and promotes apoptosis and autophagy in rat nucleus pulposus cells," Journal of Orthopaedic Research, vol.
First, the annulus fibrosus, the outer structure that encases the nucleus pulposus, is composed of type 1 collagen organized in lammellae, which are obliquely oriented.
Kumaresan et al [20] simulated disc degeneration by altering the material properties of the nucleus pulposus representing the dehydration process for the mild case.
Up to the present, volumetric reduction of nucleus pulposus has been achieved using various methods, such as chemonucleolysis, percutaneous laser discectomy and percutaneous discectomy.
Anterior microdiscectomy C5-C6 was performed with removal of the intervertebral disc consisting of the nucleus pulposus and annulus fibrosus with caudal extension, placement of interbody cage and titanium plate.
It is important to note that as weight bears through the disc joint, the nucleus pulposus is compressed, pushing it outward away from the center and against the fibers of the annulus.
The nucleus pulposus, a gelatinous structure in which water molecules are retained in the matrix by proteoglycans and collagen type II among which chonrocytes are suspended.
In a proof-of-concept study published online in the journal Biomaterials, graduate student Aubrey Francisco and biomedical engineering professor Lori Setton describe a new biomaterial designed to deliver a booster shot of reparative cells to the nucleus pulposus, or NP--the jelly-like cushion naturally found between spinal discs.
If you perform an activity that stresses the spine in a particular direction the Nucleus Pulposus forces its way through the Annulous Fibosis.
Patent Office on a patent that covers a proprietary culture system and resulting composition comprising a disc stem cell population from a nucleus pulposus source.
Later chapters describe techniques such as provocation and analgesic discography, the use of intradiscal biologic agents, radiofrequency and other heat applications, and nucleus pulposus replacement.

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