a secure yet adjustable surgical aid application_number US 17901794 A description fig1 illustrates the trocar retention apparatus in a position for a minimally intrusive surgical procedure preformed on the knee of a patient the trocar retention apparatus is the term used to describe the entire mechanism the trocar retention device 11 has a rotatable spheroid 20 that is supported by a stabilizing member 10 the stabilizing member has a top disc 12 a base disc 18 and an exterior wall 16 the top disc 12 of the stabilizing member 10 contains a socket 14 in which a rotatable spheroid 20 is frictionally retained the rotatable spheroid 20 has a cylindrical bore 24 that is adapted to slidably receive a trocar 22 the trocar retention apparatus possesses a slit 34 to enable the retention apparatus to be fitted over a trocar 22 after it has been inserted in a patient the stabilizing member 10 also possesses a tie groove 28 between the exterior wall 16 and the top disc 12 that aids in holding the stabilizing member 10 in place about the trocar 22 further a plurality of suture holes 30 are disposed around exterior wall 16 of the stabilizing member 10 fig4 is a sectional view that illustrates the interior wall 26 of the stabilizing member 10 that is contiguous to the exterior wall 16 of the stabilizing member 10 with the interior wall 26 forming a trocar receptacle chamber 29 the base disc 18 the top disc 12 the exterior wall 16 the interior wall 26 and the tie groove 28 all form the stabilizing member 10 and can be constructed of one unitary structure molded from a material such as silicone elastomer rubber plastic or the like the material selected should.