# US 9,435,995 B2 · Medical devices with internal motors > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,435,995 B2 - Document ID: US9435995B2 - Status: Granted - Kind: B2 - Application number: 13/006,390 - Filed: 2011-01-13 - Published: 2012-07-19 - Granted: 2016-09-06 - Earliest claimed: 2011-01-13 - Assignees: Poincare Systems, Inc. - Applicants: Anthony Van Le; Nicholas John Richardi; Clifford Jeffrey Lin - Inventors: Anthony Van Le; Nicholas John Richardi; Clifford Jeffrey Lin - Web page: https://patentgrep.com/patent/US9435995B2 ## CPC - G02B 23/2476: {Non-optical details, e.g. housings, mountings, supports} - G02B 23/2423: {of the distal end} - Y10T 74/1987: Rotary bodies - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract A medical device includes an elongate member having a proximal end, a distal end, a body extending between the proximal end and the distal end, and a lumen located within the body, and a rotor rotatably supported in the lumen, the rotor having an opening for allowing light to pass theretherough, wherein the rotor is rotatable about an axis that extends through the opening, wherein the elongate member further has a region for allowing an output light to exit therethrough. ## Claims ### Claim 1 A medical device, comprising: an elongate member having a proximal end, a distal end, a body extending between the proximal end and the distal end, and a lumen located within the body; and a rotor located inside lumen and rotatably supported in the lumen, the rotor having an opening for allowing light to enter therein, wherein the rotor is rotatable about an axis that extends through the opening; wherein the elongate member further has a region for allowing an output light to exit therethrough. ### Claim 2 (depends on 1) The device of claim 1, wherein the elongate member is flexible. ### Claim 3 (depends on 2) The device of claim 2, further comprising a steering mechanism for steering the distal end of the elongate member. ### Claim 4 (depends on 1) The device of claim 1, wherein the region has an arc or ring configuration. ### Claim 5 (depends on 1) The device of claim 1, wherein the rotor has a plurality of teeth. ### Claim 6 (depends on 5) The device of claim 5, wherein each of the teeth has a spiral configuration extending along a length of the rotor. ### Claim 7 (depends on 1) The device of claim 1, wherein the rotor comprises a plurality of disks that are stacked together. ### Claim 8 (depends on 1) The device of claim 1, wherein the rotor further includes a port that is in communication with the opening, and wherein the port is configured to allow light passing through the opening to exit theretherough, and wherein the opening (1) defines and empty space or (2) accommodates an optical component, for receiving the light. ### Claim 9 (depends on 8) The device of claim 8, wherein the port has a port axis that forms an angle relative to the axis, the angle having a value that is larger than zero and smaller than 180 degree. ### Claim 10 (depends on 9) The device of claim 9, further comprising a beam director in the rotor, the beam director configured for directing at least some of the light that has passed through the opening to exit the port, the at least some of the light being the output light. ### Claim 11 (depends on 1) The device of claim 1, further comprising an optical waveguide for providing the light. ### Claim 12 (depends on 1) The device of claim 1, further comprising a first lens for changing a characteristic of the light. ### Claim 13 (depends on 12) The device of claim 12, wherein the first lens is located outside the rotor. ### Claim 14 (depends on 12) The device of claim 12, wherein the first lens is located inside the rotor. ### Claim 15 (depends on 12) The device of claim 12, wherein the first lens comprises a focusing lens, a plano convex lens, a bi-convex lens, a gradient index lens, or a finite conjugate lens. ### Claim 16 (depends on 12) The device of claim 12, further comprising a second lens in the lumen of the elongate body. ### Claim 17 (depends on 16) The device of claim 16, wherein the second lens is configured for focusing the output light before the output light exits the region. ### Claim 18 (depends on 16) The device of claim 16, wherein the second lens is aligned with the first lens along the axis. ### Claim 19 (depends on 16) The device of claim 16, wherein the rotor further includes a port that is in communication with the opening, the port having a port axis that forms an angle relative to the axis, and wherein the second lens is located within the port of the rotor. ### Claim 20 (depends on 16) The device of claim 16, wherein the second lens is located within the opening of the rotor. ### Claim 21 (depends on 1) The device of claim 1, further comprising: a first lens for changing a characteristic of the light; and a beam director for directing at least some of the light to provide the output light. ### Claim 22 (depends on 21) The device of claim 21, wherein the first lens comprises a focusing lens, a plano convex lens, a bi-convex lens, a gradient index lens, or a finite conjugate lens. ### Claim 23 (depends on 21) The device of claim 21, wherein the first lens and the beam director are located outside the rotor. ### Claim 24 (depends on 21) The device of claim 21, wherein the first lens is located in the rotor, and the beam director is located outside the rotor. ### Claim 25 (depends on 21) The device of claim 21, wherein the first lens is located outside the rotor, and the beam director is located inside the rotor. ### Claim 26 (depends on 21) The device of claim 21, wherein the first lens and the beam director are located inside the rotor. ### Claim 27 (depends on 21) The device of claim 21, further comprising: a tube that aligns with the opening of the rotor; wherein one or both of the first lens and the beam director are located within the tube. ### Claim 28 (depends on 27) The device of claim 27, wherein the tube has an optical port for allowing the output light to exit therethrough. ### Claim 29 (depends on 28) The device of claim 28, further comprising: a beam splitter located in the tube; and a light sensitive array that aligns with the tube; wherein the beam splitter is configured for providing the output light, and a split light; and wherein the tube has a distal end that is at least partially transparent for outputting the split light. ### Claim 30 (depends on 27) The device of claim 27, wherein at least part of the tube is extended into the opening of the rotor. ### Claim 31 (depends on 21) The device of claim 21, further comprising a second lens in the lumen of the elongate body. ### Claim 32 (depends on 31) The device of claim 31, wherein the second lens is for focusing the output light. ### Claim 33 (depends on 31) The device of claim 31, wherein the second lens aligns with the first lens along the axis. ### Claim 34 (depends on 31) The device of claim 31, wherein the second lens is outside the rotor. ### Claim 35 (depends on 31) The device of claim 31, wherein the second lens is inside the rotor. ### Claim 36 (depends on 35) The device of claim 35, wherein the rotor further includes a port that is in communication with the opening, the port having a port axis that forms an angle relative to the axis. ### Claim 37 (depends on 36) The device of claim 36, wherein the second lens is inside the port. ### Claim 38 (depends on 36) The device of claim 36, wherein the second lens is inside the rotor and outside the port. ### Claim 39 (depends on 31) The device of claim 31, further comprising: a tube that aligns with the opening of the rotor; wherein one or a combination of the first lens, the beam director, and the second lens is located within the tube. ### Claim 40 (depends on 39) The device of claim 39, wherein the tube has an optical port for allowing the output light to exit therethrough. ### Claim 41 (depends on 40) The device of claim 40, further comprising: a beam splitter located in the tube; and a light sensitive array that aligns with the tube; wherein the beam splitter is configured for providing the output light, and a split light; and wherein the tube has a distal end that is at least partially transparent for outputting the split light. ### Claim 42 (depends on 39) The device of claim 39, wherein at least part of the tube is extended into the opening of the rotor. ### Claim 43 (depends on 1) The device of claim 1, further comprising one or more coils disposed around the rotor. ### Claim 44 (depends on 43) The device of claim 43, wherein the one or more coils are located in the lumen of the elongate body. ### Claim 45 (depends on 43) The device of claim 43, wherein the one or more coils are located in a wall of the elongate body. ### Claim 46 (depends on 43) The device of claim 43, wherein the rotor has a first portion for interacting with the one or more coils, and a second portion for housing one or more optical devices. ### Claim 47 (depends on 46) The device of claim 46, wherein the one or more optical devices comprises one or more of a collimation lens, a gradient index lens, a finite conjugate lens, a focusing lens, a mirror, a prism, a plano convex lens, a bi-convex lens, and a beam splitter. ### Claim 48 (depends on 1) The device of claim 1, further comprising a sheath surrounding at least a part of the elongate body, wherein the elongate body is slidable relative to the sheath. ### Claim 49 (depends on 1) The device of claim 1, further comprising one or more sensors for sensing one or more of a position, a velocity, an acceleration, and jerk, of the rotor. ### Claim 50 (depends on 1) The device of claim 1, further comprising an optical device located in the lumen of the elongate member, the optical device being in alignment with the opening of the rotor. ### Claim 51 (depends on 1) The device of claim 1, wherein the distal end of the elongate member comprises a closed end. ### Claim 52 (depends on 1) The device of claim 1, wherein the elongate member is configured to prevent a distal-most part of the rotor from exiting the lumen of the elongate member.