| 发明名称 |
CANNULA AND METHOD FOR CONTROLLING DEPTH DURING SURGICAL PROCEDURES |
| 摘要 |
A disc surgical system is provided having an elongated tubular member housing and an electrosurgical electrode for excising of or shrinking tissue. The instrument includes at least one cannula having an operative end for entering an operative field of a patient, at least one guide wire having a pointed end for piercing tissue, a tapered dilator configured to slide over a guide wire; and a trephine configured to slide over a guide wire. The operative end has threads on an exterior surface of the cannula for engagement with the tissue of the patient. |
| 申请公布号 |
US2016331484(A1) |
申请公布日期 |
2016.11.17 |
| 申请号 |
US201615151422 |
申请日期 |
2016.05.10 |
| 申请人 |
Ellman Alan |
发明人 |
Ellman Alan |
| 分类号 |
A61B90/00;A61M25/00;A61M25/09;A61B18/14;A61M25/06 |
主分类号 |
A61B90/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An intervertebral disc surgical system for use with an electrosurgical instrument having an elongated tubular member housing and an electrosurgical electrode for excising of or shrinking tissue, comprising:
at least one cannula configured with a lumen to receive the elongated tubular member of the electrosurgical instrument, the cannula having an operative end for entering an operative field of a patient; at least one guide wire having a pointed end for piercing tissue, wherein the guide wire is configured to fit within the lumen of the cannula; a tapered dilator configured to slide over a guide wire; and a trephine configured to slide over a guide wire, wherein the operative end of the cannula has threads on an exterior surface of the cannula for engagement with the tissue of the patient. |
| 地址 |
Hewlett NY US |
