1. A device to at least partially seal a neck of aneurysm, comprising:
a first elongate member having a proximal end and a distal end and an elongated length therebetween;
an aneurysm neck bridge releasably connected to the distal end of the first elongate member at a connection point, the aneurysm neck bridge having a proximal end and a distal end, the aneurysm neck bridge comprising:
a first array having a deployed configuration and a delivery configuration, the first array formed proximate the distal end of the aneurysm neck bridge, wherein the first array forms a plurality of petal-like features when in the deployed configuration;
a second array having a deployed configuration and a delivery configuration, the second array formed proximate the proximal end of the aneurysm neck bridge, wherein the second array forms a plurality of petal-like features when in the deployed configuration;
a second elongate member having a proximal end and a distal end and an elongated length therebetween, the first elongate member and the first and second array being slidably received within the second elongate member, wherein the first and second array are configured to transform such that they are in the delivery configuration when contained within the second elongate member and are in the deployed configuration when outside the second elongate member.
2. The device of claim 1 wherein the aneurysm neck bridge is comprised of a single length of tubing.
3. The device of claim 2 wherein the single length of tubing comprises shape memory material.
4. The device of claim 3 wherein the shape memory material is heatset material.
5. The device of claim 2 wherein the first array and the second array include a plurality of slots formed therein.
6. The device of claim 1 wherein the second elongate member is a microcatheter.
7. The device of claim 1 wherein the second array is at least partially covered in a non-porous elastomeric material.
8. The device of claim 1 wherein the connection point is a GDC detachment zone.
9. The device of claim 8 wherein the bridge is released by an electrical charge at the GDC detachment zone.
10. A device to at least partially seal a neck of aneurysm, comprising:
a first elongate member having a proximal end and a distal end and an elongated length therebetween;
an aneurysm neck bridge releasably connected to the distal end of the first elongate member at a connection point, the aneurysm neck bridge having a proximal end and a distal end, the aneurysm neck bridge comprising:
a first array having a deployed configuration and a delivery configuration, the first array formed proximate the distal end of the aneurysm neck bridge, in the deployed configuration said first array forms a plurality of protruding petal-like members that extend from, and are radially disposed around, the first elongate member;
a second array having a deployed configuration and a delivery configuration, the second array formed proximate the proximal end of the aneurysm neck bridge, in the deployed configuration said second array forms a plurality of protruding petal-like members that extend from, and are radially disposed around, the first elongate member;
a second elongate member having a proximal end and a distal end and an elongated length therebetween, the first elongate member and the first and second array being slidably received within the second elongate member, wherein the first and second array are configured to transform such that they are in the delivery configuration when contained within the second elongate member and are in the deployed configuration when outside the second elongate member.
11. The device of claim 10 wherein the aneurysm neck bridge is comprised of a single length of tubing.
12. The device of claim 11 wherein the single length of tubing comprises shape memory material.
13. The device of claim 12 wherein the shape memory material is heatset material.
14. The device of claim 12 wherein the first array and the second array include a plurality of slots formed therein.
15. The device of claim 10 wherein the second elongate member is a microcatheter.
16. The device of claim 10 wherein the second array is at least partially covered in a non-porous elastomeric material.
17. The device of claim 10 wherein the connection point is a GDC detachment zone.
18. The device of claim 10 wherein the bridge is released by an electrical charge at the GDC detachment zone.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A vehicle wheel slip simulation system comprising:
a controller configured to receive speed and torque information about a dynamometer simulating a wheel-tire assembly slipping relative to a road surface, to determine a desired speed of the simulated wheel-tire assembly based on the torque information, and to generate a demand for the dynamometer based on the speed information and the desired speed to cause the dynamometer to exhibit desired rotating inertial characteristics.
2. The system of claim 1 wherein the demand further causes the dynamometer to exhibit a desired force and wherein the controller is further configured to determine the desired force based on the torque information.
3. The system of claim 2 wherein the controller is further configured to determine a wheel slip based on the desired force and wherein determining a desired speed of the simulated wheel-tire assembly based on the torque information includes summing the wheel slip with a simulated speed representing a vehicle travelling on a road.
4. The system of claim 3 wherein the controller is further configured to determine the simulated speed representing a vehicle travelling on a road based on the desired force and a vehicle force.
5. The system of claim 3 wherein determining the wheel slip based on the desired force includes iteratively solving a mathematical model of the simulated tire.
6. The system of claim 3 wherein determining the wheel slip based on the desired force includes algebraically solving a mathematical model of the simulated tire.
7. A dynamometer (i) configured to simulate the rotating inertial characteristics of a wheel-tire assembly slipping relative to a road surface and (ii) having rotating inertial characteristics different than the rotating inertial characteristics of the wheel-tire assembly being simulated.
8. The dynamometer of claim 7 further comprising a drive, a motor and a controller configured to (i) receive speed and torque information about the motor, (ii) determine a desired speed of the simulated wheel-tire assembly based on the torque information, and (iii) generate a demand for the drive based on the speed information and the desired speed to cause the motor to exhibit desired rotating inertial characteristics.
9. The dynamometer of claim 8 wherein the demand further causes the motor to exhibit a desired force and wherein the controller is further configured to determine the desired force based on the torque information.
10. The dynamometer of claim 9 wherein the controller is further configured to determine a wheel slip based on the desired force and wherein determining a desired speed of the simulated wheel-tire assembly based on the torque information includes summing the wheel slip with a simulated speed representing a vehicle travelling on a road.
11. The dynamometer of claim 10 wherein the controller is further configured to determine the simulated speed representing a vehicle travelling on a road based on the desired force and a vehicle force.
12. A computer-readable storage medium having instructions stored thereon that when executed cause a processing device to receive speed and torque information about a dynamometer simulating a wheel-tire assembly slipping relative to a road surface, to determine a desired speed of the simulated wheel-tire assembly based on the torque information, and to generate a demand for the dynamometer based on the speed information and the desired speed to cause the dynamometer to exhibit desired rotating inertial characteristics.
13. The computer-readable storage medium of claim 12, wherein the demand further causes the dynamometer to exhibit a desired force, wherein the instructions stored thereon, when executed, further cause a processing device to determine the desired force based on the torque information and to determine a wheel slip based on the desired force, and wherein determining a desired speed of the simulated wheel-tire assembly based on the torque includes summing the wheel slip with a simulated speed representing a vehicle travelling on a road.
14. The computer-readable storage medium of claim 13, wherein the instructions stored thereon, when executed, further cause a processing device to determine the simulated speed representing a vehicle travelling on a road based on the desired force and a vehicle force.