Threadless Friction Fit Surgical Implant

1 ) A threadless friction fit surgical implant comprising a cannula; the cannula comprising:

a) a conduit adapted to carry one or more biocompatible substances; the conduit traversing an entire length of a longitudinal axis of the cannula;

b) a barrier surrounding the conduit comprising a first cylindrical section without rough surfaces and a second section, adjacent to the first cylindrical section, with the rough surfaces; the first cylindrical section including a first diameter merged with the second section; and

c) the second section comprising:

i) a first segment proximate the first cylindrical section, wherein a portion of a cross-sectional diameter of the first segment is less than, equal to or greater than the first diameter;

ii) a second segment merged and connected with the first segment; and

iii) the second segment interrupted by one or more openings allowing interactions between the conduit and a surgically created environment proximate the threadless friction fit surgical implant.

2 ) The threadless friction fit surgical implant of claim 1 , wherein the rough surfaces are created by additive or subtractive techniques or a combination of additive and subtractive techniques.

3 ) The threadless friction fit surgical implant of claim 2 , wherein:

a) the first segment is cylindrical and the second segment is conical; or

b) the first segment is biconvex and the second segment is conical; or

c) the first segment includes a greater length than curved lengths of each opposed convex sides; or

d) the second segment is longer than the first segment; or

e) the first segment is biconcave and the second segment is conical; or

f) the first segment is ovoid.

4 ) The threadless friction fit surgical implant of claim 3 , wherein the conduit comprises rough surfaces.

5 ) The threadless friction fit surgical implant of claim 4 comprising: a polyaxial head ( 100 ) connected to a first side of the barrier opposite the second segment.

6 ) The threadless friction fit surgical implant of claim 5 , wherein the second section comprises one or more wings.

7 ) The threadless friction fit surgical implant of claim 6 , wherein a spheroid connector for polyaxial head is offset from the longitudinal axis the cannula.

8 ) The threadless friction fit surgical implant of claim 3 , wherein the first cylindrical section comprises the rough surfaces and the second section comprises more of the rough surfaces than the first cylindrical section.

9 ) A solid threadless friction fit surgical implant comprising:

a) a longitudinal axis extending through the solid threadless friction fit surgical implant; the solid threadless friction fit surgical implant comprising an uninterrupted exterior; a first cylindrical section without rough surfaces and a second section, adjacent to the first cylindrical section, with the rough surfaces; the first cylindrical section including a first diameter merged with the second section; and

b) the second section comprising:

i) a first segment proximate the first cylindrical section, wherein a portion of a cross-sectional diameter of the first segment is less than, equal to or greater than the first diameter; and

ii) a second segment merged and connected with the first segment.

10 ) The threadless friction fit surgical implant of claim 9 , wherein the rough surfaces are created by additive or subtractive techniques or a combination of additive and subtractive techniques.

11 ) The threadless friction fit surgical implant of claim 10 , wherein:

a) the first segment is cylindrical and the second segment is conical; or

b) the first segment is biconvex and the second segment is conical; or

c) the first segment includes a greater length than curved lengths of each opposed convex sides; or

d) the second segment is longer than the first segment; or

e) the first segment is biconcave and the second segment is conical; or

f) the first segment is ovoid.

12 ) The threadless friction fit surgical implant of claim 11 comprising: a polyaxial head connected to a first side of the surgical implant.

13 ) The threadless friction fit surgical implant of claim 12 , wherein the second section comprises one or more wings.

14 ) The threadless friction fit surgical implant of claim 13 , wherein a spheroid connector for polyaxial head is offset from the longitudinal axis the surgical implant.

15 ) The threadless friction fit surgical implant of claim 11 , wherein the first cylindrical section comprises rough surfaces and the second section comprises more rough surfaces than the first cylindrical section.

16 ) A threadless friction fit surgical implant comprising a first region, a second region, a third region and a fourth region; the regions being interconnected; the threadless friction fit surgical implant comprising:

a) a conduit adapted to carry one or more biocompatible substances; the conduit traversing the first region, the second region and the third region and a barrier surrounding the conduit;

b) the first region comprising a blunt tip, wherein outward dimensions of the first region are nearer to the conduit than outward dimensions of the second region and the third region;

c) the third region comprising one or more wings or bulges incorporated with the barrier; the wings or bulges corresponding to a target zone for implantation;

d) the first region, the second region and the third region comprising rough surfaces and one or more openings allowing interactions between the conduit and a surgically created environment proximate the threadless friction fit surgical implant; and

e) the fourth region, without rough surfaces, connectable to a device distinct from the threadless friction fit surgical implant.

17 ) The threadless friction fit surgical implant of claim 16 , wherein the rough surfaces are created by additive or subtractive techniques or a combination of additive and subtractive techniques.

18 ) The threadless friction fit surgical implant of claim 17 , wherein the conduit comprises rough surfaces.

19 ) The threadless friction fit surgical implant of claim 17 comprising: a polyaxial head connected to the fourth region.

20 ) The threadless friction fit surgical implant of claim 19 , wherein the fourth region comprises a secondary midline (M 1 -M 1 ) offset of up to about 45 degrees from the common midline (M-M) of the first region, the second region and the third region.

21 ) The threadless friction fit surgical implant of claim 19 , wherein the fourth region comprises layers of the rough surfaces and the first region, the second region and the third region comprise more layers of the rough surfaces than the fourth region.

22 ) A threadless friction fit surgical implant comprising a first region, a second region, a third region and a fourth region; the regions being interconnected with an uninterrupted exterior; the threadless friction fit surgical implant comprising:

a) the first region comprising a blunt tip, wherein outward dimensions the first region are nearer to the longitudinal axis of the threadless friction fit surgical implant than outward dimensions of the second region and the third region;

b) the third region comprising one or more wings or bulges incorporated into the uninterrupted exterior; one or more wings or bulges corresponding to a target zone for implantation;

c) the first region, the second region and the third region comprising rough surfaces; and

d) the fourth region, without rough surfaces, connectable to a device distinct from threadless friction fit surgical implant.

23 ) The threadless friction fit surgical implant of claim 22 , wherein the rough surfaces are created by additive or subtractive techniques or a combination of additive and subtractive techniques.

24 ) The threadless friction fit surgical implant of claim 23 comprising: a polyaxial head connected to the fourth region.

25 ) The threadless friction fit surgical implant of claim 24 , wherein the fourth region comprises a secondary midline (M 1 -M 1 ) offset of up to about 45 degrees from the common midline (M-M) of the first region, the second region and the third region.

26 ) The threadless friction fit surgical implant of claim 24 , wherein the fourth region comprises the rough surfaces and the first region, the second region and the third region comprise more of the rough surfaces than the fourth region.