Ultrasonic surgical instruments with control mechanisms
First Claim
Patent Images
1. A surgical instrument for use with a robotic surgical system, the surgical instrument comprising:
- an end effector to treat tissue;
a shaft extending proximally from the end effector along a longitudinal axis;
a housing, wherein the shaft is coupled to a distal end of the housing;
a first magnetic element positioned within the housing, wherein the first magnetic element comprises a switch;
a first cable coupled to the first magnetic element and extending distally from the first magnetic element and distally through the shaft such that actuation of the first magnetic element causes the first cable to translate along the longitudinal axis;
a rotatable body positioned within the housing and rotatable between a first angular position and a second angular position;
a first actuation member extending from the rotatable body to the switch of the first magnetic element such that, at the first angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a first position where the first magnetic element is actuated, and, at the second angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a second position where the first magnetic element is not actuated;
a second magnetic element positioned within the housing, wherein the second magnetic element comprises a switch;
a second cable coupled to the second magnetic element and extending distally from the second magnetic element and distally through the shaft such that actuation of the second magnetic element causes the second cable to translate along the longitudinal axis; and
a second actuation member extending from the rotatable body to the switch of the second magnetic element such that, at the first angular position of the rotatable body, the second actuation member causes the switch of the second magnetic element to assume a first position where the second magnetic element is actuated, and, at the second angular position of the rotatable body, the second actuation member causes the switch of the second magnetic element to assume a second position where the second magnetic element is not actuated.
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Abstract
Various embodiments are directed to surgical instruments for use in handheld applications or with robotic surgical systems. The surgical instruments may comprise an end effector to treat tissue and a shaft extending proximally from the end effector along a longitudinal axis. Some embodiments may be usable with an instrument mounting portion of a robotic surgical instrument. For example, the shaft may extend proximally to the instrument mounting portion.
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Citations
12 Claims
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1. A surgical instrument for use with a robotic surgical system, the surgical instrument comprising:
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an end effector to treat tissue; a shaft extending proximally from the end effector along a longitudinal axis; a housing, wherein the shaft is coupled to a distal end of the housing; a first magnetic element positioned within the housing, wherein the first magnetic element comprises a switch; a first cable coupled to the first magnetic element and extending distally from the first magnetic element and distally through the shaft such that actuation of the first magnetic element causes the first cable to translate along the longitudinal axis; a rotatable body positioned within the housing and rotatable between a first angular position and a second angular position; a first actuation member extending from the rotatable body to the switch of the first magnetic element such that, at the first angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a first position where the first magnetic element is actuated, and, at the second angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a second position where the first magnetic element is not actuated; a second magnetic element positioned within the housing, wherein the second magnetic element comprises a switch; a second cable coupled to the second magnetic element and extending distally from the second magnetic element and distally through the shaft such that actuation of the second magnetic element causes the second cable to translate along the longitudinal axis; and a second actuation member extending from the rotatable body to the switch of the second magnetic element such that, at the first angular position of the rotatable body, the second actuation member causes the switch of the second magnetic element to assume a first position where the second magnetic element is actuated, and, at the second angular position of the rotatable body, the second actuation member causes the switch of the second magnetic element to assume a second position where the second magnetic element is not actuated. - View Dependent Claims (2, 3, 4, 5)
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6. A surgical instrument for use with a robotic surgical system, the surgical instrument comprising:
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an end effector to treat tissue; a shaft extending proximally from the end effector along a longitudinal axis; a housing, wherein the shaft is coupled to a distal end of the housing; a first magnetic element positioned within the housing, wherein the first magnetic element comprises a switch; a first cable coupled to the first magnetic element and extending distally from the first magnetic element and distally through the shaft such that actuation of the first magnetic element causes the first cable to translate along the longitudinal axis; a rotatable body positioned within the housing and rotatable between a first angular position and a second angular position; a first actuation member extending from the rotatable body to the switch of the first magnetic element such that, at the first angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a first position where the first magnetic element is actuated, and, at the second angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a second position where the first magnetic element is not actuated; a second magnetic element positioned within the housing, wherein the second magnetic element comprises a switch; a second cable coupled to the second magnetic element and extending distally from the second magnetic element and distally through the shaft such that actuation of the second magnetic element causes the second cable to translate along the longitudinal axis; a second rotatable body positioned within the housing; and a second actuation member extending from the second rotatable body to a the switch of the second magnetic element such that rotation of the second rotatable body alternately transitions the switch of the second magnetic element from a first position where the second magnetic element is actuated to a second position where the second magnetic element is not actuated.
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7. A surgical instrument for use with a robotic surgical system, the surgical instrument comprising:
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an end effector to treat tissue; a shaft extending proximally from the end effector along a longitudinal axis, wherein the shaft comprises a flexible articulation joint; a housing, wherein the shaft is coupled to a distal end of the housing; a first magnetic element positioned within the housing, wherein the first magnetic element comprises a switch; a first cable coupled to the first magnetic element and extending distally from the first magnetic element and distally through the shaft such that actuation of the first magnetic element causes the first cable to translate along the longitudinal axis; a rotatable body positioned within the housing and rotatable between a first angular position and a second angular position; and a first actuation member extending from the rotatable body to the switch of the first magnetic element such that, at the first angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a first position where the first magnetic element is actuated, and, at the second angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a second position where the first magnetic element is not actuated; wherein the first cable is coupled to the shaft distally from the flexible articulation joint and offset from the longitudinal axis such that proximal translation of the first cable causes pivoting of the end effector away from the longitudinal axis towards the first cable. - View Dependent Claims (8)
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9. A surgical instrument for use with a robotic surgical system, the surgical instrument comprising:
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an end effector to treat tissue; a shaft extending proximally from the end effector along a longitudinal axis; a housing, wherein the shaft is coupled to a distal end of the housing; a first magnetic element positioned within the housing, wherein the first magnetic element comprises a switch; a first cable coupled to the first magnetic element and extending distally from the first magnetic element and distally through the shaft such that actuation of the first magnetic element causes the first cable to translate along the longitudinal axis; a rotatable body positioned within the housing and rotatable between a first angular position and a second angular position; a first actuation member extending from the rotatable body to the switch of the first magnetic element such that, at the first angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a first position where the first magnetic element is actuated, and, at the second angular position of the rotatable body, the first actuation member causes the switch of the first magnetic element to assume a second position where the first magnetic element is not actuated a second rotatable body; and a second cable coupled to the second rotatable body and extending distally from the rotatable body through the shaft such that rotation of the second rotatable body causes the second cable to translate along the longitudinal axis.
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10. A surgical instrument for use with a robotic surgical system, the surgical instrument comprising:
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a plate; a shaft extending distally from the plate along a longitudinal axis; an end effector to treat tissue positioned distally from the shaft; a first magnetic element comprising a body, a plunger, and a switch, wherein the switch comprises a first position that energizes the first magnetic element to at least partially retract the plunger into the body and a second position that de-energizes the first magnetic element to release the plunger; a first cable coupled to the first magnetic element and extending distally through the shaft; a rotatable body coupled to the plate, wherein the rotatable body is rotatable between a first angular position and a second angular position; an actuation member extending from the rotatable body to the switch, wherein when the rotatable body is at the first angular position, the actuation member transitions the switch to the first position, and wherein when the rotatable body is at the second angular position, the actuation member transitions the switch to the second position. - View Dependent Claims (11, 12)
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Specification