Hand-actuated articulating surgical tool

1. A double cylinder system, comprising:

at least one controller being adapted to transmit hydraulic control signals, said controller further comprises:

a control cavity; and

a first piston within said control cavity, said first piston dividing said control cavity into a first control cavity portion and a second control cavity portion and preventing communication between said first control cavity portion and said second control cavity portion;

at least one slave being in fluid communication with said controller and being configured to respond to said hydraulic control signals transmitted by said controller, said slave comprising

a slave cavity; and

a second piston within said slave cavity, said second piston dividing said slave cavity into a first slave cavity portion and a second slave cavity portion and preventing communication between said first slave cavity portion and said second slave cavity portion; wherein said slave cavity is a part of a modular component selected from the group consisting of an extend module, a rotate module, a bend module, and a grasp module, wherein any one of said modules is capable of being used in combination with any other of said modules; and

at least one control line providing hydraulic communication between said first control cavity portion and said first slave cavity portion; and

at least one control line providing hydraulic communication between said second control cavity portion and said second slave cavity portion.

2. The system of claim 1 , further comprising an overpressure reservoir.

3. The system of claim 1 , further comprising a manipulator, wherein said manipulator is adapted to change the position of said first piston within said control cavity.

4. A surgical device, comprising:

at least one controller located at a proximal end of the device, said controller being adapted to transmit hydraulic control signals;

at least one manipulator, said manipulator being configured to be controlled by a human hand and to actuate said controller;

at least one slave located at a distal end of the device, said slave being in fluid communication with said controller and being configured to respond to said hydraulic control signals transmitted by said controller; wherein said slave is a part of a modular component selected from the group consisting of an extend module, a rotate module, a bend module, and a grasp module, wherein any one of said modules is capable of bug used in combination with any other of said modules; and

at least one control line providing hydraulic communication between said controller and said slave.

5. The surgical device according to claim 4 , wherein said controller further comprises:

a control cavity; and

a piston within said control cavity, said piston dividing said control cavity into a first control cavity portion and a second control cavity portion and preventing communication between said first control cavity portion and said second control cavity portion;

wherein said slave further comprises:

a slave cavity; and

a piston within said slave cavity, said piston dividing said slave cavity into a first slave cavity portion and a second slave cavity portion and preventing communication between said first slave cavity portion and said second slave cavity portion; and

wherein said control line provides hydraulic communication between said first control cavity portion and said first slave cavity portion.

6. The surgical device according to claim 5 , further comprising a second control line providing hydraulic communication between said second control cavity portion and said second slave cavity portion.

7. A surgical device, comprising:

a control portion located at a proximal end of the device, comprising:

a plurality of controllers, each of said plurality of controllers being adapted to transmit hydraulic control signals; and

a plurality of manipulators, each of said plurality of manipulators being configured to actuate a corresponding one of said plurality of controllers;

a slave portion located at a distal end of the device, comprising:

a plurality of slaves, of said plurality of slaves being in communication with a corresponding one of said plurality of controllers and being configured to respond to said hydraulic control signals transmitted by said corresponding one of said plurality of controllers; wherein each of said plurality of slaves is a part of a modular component selected from the group consisting of an extend module, a rotate module, a bend module, and a grasp module, wherein any one of said modules is capable of being used in combination with any other of said modules; and

an intermediate portion, comprising a plurality of control lines, each of said plurality of control lines providing communication with one of said plurality of controllers and a corresponding one of said plurality of slaves.

8. The surgical device according to claim 7 , wherein said intermediate portion further comprises an outer sleeve enveloping said plurality of control lines.

9. The surgical device according to claim 7 , wherein said intermediate portion further comprises an articulating portion, said articulating portion further comprising:

a spring bar on a first side of said articulating portion; and

a plurality o pockets on a second side of said articulating portion, said second side opposing said first side,

wherein said pockets are configured to receive a hydraulic fluid, and

wherein, said pockets am configured to expand when said hydraulic fluid is received.

10. The surgical device of claim 7 , further comprising a tip adapted to be manipulated by at least one of said plurality of slaves in response to said hydraulic control signals.

11. The surgical device of claim 7 , wherein said hydraulic communication is through a hydraulic fluid.

12. The surgical device of claim 11 , wherein said hydraulic fluid is physiologically acceptable.

13. The surgical device of claim 7 , wherein each of said plurality of slaves has a predefined function.

14. The surgical device of claim 13 , wherein said predefined function is selected from extension, rotation, bending, and grasping.

15. The surgical device of claim 13 , wherein said predefined function of at least one of said plurality of slaves is different than said predefined function of at least another one of said plurality of slaves.