A surgical clamp designed to hold or grasp tissue during dissection, commonly used to grasp the cervix. [L. a holder, fr. teneo, to hold]. /teÂ·nacÂ·uÂ·lum/ (tÄ-nakÂ´u-lum) a hooklike surgical instrument for grasping and holding parts.
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1 Remember that your eyesight will not increase by leaps and bounds. 2  The improvement will be slow but steady. 3  Take the time to become aware of how you use your eyes to see. 4  Wash your eyes with water three or four times a day. 5  If your eyesight can't improve, the right choice is go to the eye doctor.