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US5803904A - Nerve root retractor and disc space separator

US5803904A - Nerve root retractor and disc space separator

With reference now to FIG. 3, the nerve root retractor and disc space spreader 23 of the present invention is shown. An impact portion 24 is shown at the proximal end of the nerve root retractor 23. The retractor has a tubular body 26 with a single tang 27 extending from a …

WO2005058387A1 - Nerve root retractor and sucker -

WO2005058387A1 - Nerve root retractor and sucker -

nerve root retractor handle Prior art date 2003-11-17 Application number PCT/US2003/036706 Other languages French (fr) Inventor Laurence M. Mckinley Original Assignee Mckinley Laurence M Priority date (The priority date is an assumption and is not a legal conclusion.

Retractors learn more about our Retractor portfolio.

Retractors learn more about our Retractor portfolio.

Sie Nerve Root RET-132 Sie Sel-Retaiig RET-135 Sie ooalter ® RET-136 its - Anterior Cervical Fusio RET-138 its - Cervical Retractor RET-141 Slacic RET-143 Steral RET-144 Toracotomy RET-146 Tymus RET-147 Tymus Ha-Hel RET-147 Tyroi RET-147 Tosil RET-148 Traceal RET-149 Uvula RET-150 Vagial ooalter RET-151 Vagial RET-154 Vascular RET-157

Spinal Surgery - Spinal Decompression | Medtronic

Spinal Surgery - Spinal Decompression | Medtronic

Through the tubular retractor, a portion of the lamina is removed to expose the compressed area of the spinal cord or nerve root(s). DECOMPRESSION The disc is visualized underneath the nerve root and pressure is relieved by removing the source of compression — herniated disc, a bone spur, or in some instances a tumor.

Spine Retractors in spinal surgery Full Details

Spine Retractors in spinal surgery Full Details

Spinal Retractors Uses. Spine retractor commonly used in spinal procedures include: Discectomy (any level of the spine) – to remove herniated disc material pressing on a nerve root or the spinal cord. Laminectomy – a spinal operation to remove the lamina: part of the vertebral bone. Anterior Lumbar Interbody Fusion (ALIF) – use of the .

Nerve Root Retractor 8 1/2" Offset 4mm Blade -

Nerve Root Retractor 8 1/2" Offset 4mm Blade -

Nerve Root Retractor is used for the retraction of nerve roots during spinal surgeries. It comes up with multiple variations to accommodate the surgeons in a range of medical approaches, depends on the surgical need and type. It is crafted from high-grade German surgical stainless steel and thus can be reused after sterilization.

Minimally Invasive, Endoscopic, and Laser Spine Surgery

Minimally Invasive, Endoscopic, and Laser Spine Surgery

The laser instrument can be inserted through a very large open incision (3- inches or more), through a minimally invasive tubular retractor (14-18mm), through an endoscope (8mm), or percutaneously (3mm) with x-ray guidance, and in all of these cases the surgeon may call this “laser spine surgery.”

Titanium MRI Safe Instruments | Millennium Surgical

Titanium MRI Safe Instruments | Millennium Surgical

Titanium MRI-Safe surgical instruments are nonmagnetic. They can be safely used within the MRI machine's magnetic field. They are nearly half the weight of standard stainless steel surgical instruments. More flexible and durable than nonmagnetic surgical instruments made of materials other than titanium.

Microendoscopic versus Open Discectomy for Lumbar

Microendoscopic versus Open Discectomy for Lumbar

fitted to the tubular retractor (16–18 mm in diameter) after removing the dilators. The superior lamina with the ligamentum flavum below was visualised and incised. Nerve roots and dura were identified and protracted using a nerve root retractor. Any protruded disc fragment was separated from the root …

Minimally Invasive Surgical Treatment Options for Lumbar

Minimally Invasive Surgical Treatment Options for Lumbar

 · An anteroposterior intraoperative radiography shows the tip of the nerve hook at the lateral aspect of the neural foramen indicating a good decompression (C). An intraoperative screenshot shows the exiting decompressed nerve root and a nerve hook in place (D). (Color version of figure is available online.) Download : Download high-res image (176KB)

Lumbar Discectomy: Minimally Invasive Spine Surgery

Lumbar Discectomy: Minimally Invasive Spine Surgery

 · Care is taken as the yellow ligament is separated and removed, exposing the thecal sac and the exiting nerve root. A very small retractor is placed just on the outside of the root, and the nerve and thecal sac are moved together. Directly below the retractor lies the ruptured disc.

˘ ˇˆ˙ ˝ ˆ - Indexed, Peer Reviewed, Open Access

˘ ˇˆ˙ ˝ ˆ - Indexed, Peer Reviewed, Open Access

(Intraop Photo 5) .The compressed root and underlying protruded disc are exposd by removing a small part of lower lamina and the intervening ligamentum flavum with 3 mm. Kerrison punches. (Photos 6A, 6B, 6C ) After retracting the root gently with a spatula and later with the in-built nerve root retractor , sequestrated disc can be removed with

Nerve injuries associated with gynaecological surgery

Nerve injuries associated with gynaecological surgery

 · Nerve injuries are a common complication of gynaecological surgery, occurring in 1.1–1.9% of cases. Patient mal-positioning, incorrect placement of self-retaining retractors, haematoma formation and direct nerve entrapment or transection are the primary causative factors in perioperative nerve …

Endodontic Surgery | SpringerLink

Endodontic Surgery | SpringerLink

 · Endodontic surgery is a dental procedure to treat apical periodontitis in cases that did not heal after nonsurgical retreatment or, in certain instances, primary root canal therapy [].It is the branch of dentistry that deals with the diagnosis and treatment of lesions of endodontic origin, which cannot be treated by or do not respond to conventional root canal therapy.

Endoscopes integrated into instruments for spinal surgery

Endoscopes integrated into instruments for spinal surgery

 · The endoscopic retractor gave an excellent view of the lateral recess and allowed monitoring activity of instruments, such as the nerve hook (Figure 12). FIGURE 1 1 the pituitary is under the nerve root FIGURE 12 A nerve hook adjacent to the white nerve root Perhaps the most useful instrument was the curved rongeur.

(PDF) The feasibility for a novel minimally invasive

(PDF) The feasibility for a novel minimally invasive

The endoscope was inserted close to the exiting nerve root. Rotation of the working channel kept the nerve root out of it. Results: Three levels of PE-TLIF were successfully performed in two cadavers.

Summary: Position Statement for Endoscopic

Summary: Position Statement for Endoscopic

Traditional Open Surgery. Endoscopic lumbar discectomy, as with open surgery, is indicated for those patients who fail conservative management and are diagnosed to have a demonstrated disc herniation. These patients present with radicular leg pain and, usually, an MRI and / or lumbar discogram that demonstrates a herniation.

Spinal Stabilization Surgery Cost in India - Find Reviews

Spinal Stabilization Surgery Cost in India - Find Reviews

The spine is stabilized with a small incision without harming or severing the surrounding muscles in the minimally invasive surgery. Throughout the procedure, the surgeon is guided by a specific X-ray. To gain access to the spine between the muscles, a tabular dilator is employed. During the process, retractors maintain the area open.

Interlaminar Endoscopic Lumbar Discectomy Using a New

Interlaminar Endoscopic Lumbar Discectomy Using a New

technique is only used for L5–S1 disk herniations and requires a wide interlaminar space. Methods: Using an 8.4 mm-endoscope, high-speed drill, and endoscopic Kerrison punches, a nerve-root retractor facilitated the simultaneous medial retraction of the nerve root and removal of the disk fragment by the instrument’s cannula. Clinical parameters such the visual analog scale scores for back .

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