# US 2014/0194923 A1 · Powered surgical instrument > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0194923 A1 - Document ID: US20140194923A1 - Status: Published application - Kind: A1 - Application number: 14/206,308 - Filed: 2014-03-12 - Published: 2014-07-10 - Earliest claimed: 2009-02-12 - Assignees: Covidien LP - Applicants: Covidien LP - Inventors: Michael A. Zemlok; Stanislaw Marczyk; Adam J. Ross; Russell Pribanic - Web page: https://patentgrep.com/patent/US20140194923A1 ## CPC - A61B 17/07207: {the staples being applied sequentially} - A61B 17/0643: {with separate closing member, e.g. for interlocking with staple} - A61B 17/068: Surgical staplers {, e.g. containing multiple staples or clamps}({staplers containing only one staple A61B17/10; magazines or containers for staples A61B17/105;} for performing anastomosis A61B17/115; {staplers in general B25C5/00}) - A61B 17/10: for applying or removing wound clamps {, e.g. containing only one clamp or staple (A61B17/076 takes precedence; containing multiple wound clamps A61B17/068)}; Wound clamp magazines - A61B 17/282: {Jaws} - A61B 18/1445: {at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod} - A61B 18/20: using laser - A61B 2017/00022: {Sensing or detecting at the treatment site} - A61B 2017/00221: {with wireless transmission of data, e.g. by infrared radiation or radiowaves} - A61B 2017/00398: {using powered actuators, e.g. stepper motors, solenoids} - A61B 2017/00734: {battery operated} - A61B 2017/07271: {characterised by its cartridge} - A61B 2017/07285: {characterised by its cutter} - A61B 2018/00577: {Ablation} - A61B 2018/00595: {Cauterization} - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) ## Abstract A powered surgical apparatus, which is configured to engage tissue includes a handle assembly having proximal and distal portions, a movable portion operatively connected to the distal portion of the handle assembly, a tool assembly operatively coupled to the movable portion, a power source configured to supply electrical power, and a transmission system operatively associated with the power source. The movable portion is movable with respect to the handle assembly. The tool assembly is adapted to engage tissue. The transmission system is configured to transmit electrical power or signals between the handle assembly and the movable portion. ## Claims ### Claim 1 (canceled) ### Claim 2 A powered surgical apparatus for engaging tissue, comprising: a handle assembly having proximal and distal portions; a movable portion operatively coupled to the distal portion of the handle assembly, the movable portion configured to rotate about a longitudinal axis defined by the powered surgical apparatus; a tool assembly adapted to engage tissue, the tool assembly being operatively coupled to the movable portion; and a transmission system configured to transfer at least one of a signal or electrical power between the handle assembly and the movable portion, the transmission system including a first electronic board positioned in the handle assembly and a second electronic board positioned in the movable portion. ### Claim 3 (depends on 2) The powered surgical apparatus of claim 2, wherein the movable portion includes a conductive ring electrically coupling the first electronic board to the second electronic board. ### Claim 4 (depends on 3) The powered surgical apparatus of claim 3, wherein the conductive ring has cantilevered contacts. ### Claim 5 (depends on 2) The powered surgical apparatus of claim 2, wherein the first electronic board includes a motherboard and the second electronic board includes a daughterboard. ### Claim 6 (depends on 2) The powered surgical apparatus of claim 2, wherein the first electronic board includes a primary control circuit and the second electronic board includes a secondary control circuit. ### Claim 7 (depends on 2) The powered surgical apparatus of claim 2, wherein at least one of the first and second electronic boards includes a printed circuit board. ### Claim 8 (depends on 2) The powered surgical apparatus of claim 2, wherein the transmission system is configured to transmit control signals between the first and second electronic boards. ### Claim 9 (depends on 2) The powered surgical apparatus of claim 2, wherein the transmission system is configured to transmit feedback signals between the first and second electronic boards. ### Claim 10 (depends on 2) The powered surgical apparatus of claim 2, wherein the transmission system is configured to transmit electrical power wirelessly between the handle assembly and the movable portion. ### Claim 11 (depends on 2) The powered surgical apparatus of claim 2, wherein the second electronic board includes a primary control circuit and a secondary control circuit. ### Claim 12 (depends on 2) The powered surgical apparatus of claim 2, wherein the handle assembly has a first motor and the movable portion has a second motor. ### Claim 13 (depends on 12) The powered surgical apparatus of claim 12, wherein the first electronic board controls the first motor in response to a control signal received from the second electronic board. ### Claim 14 (depends on 2) The powered surgical apparatus of claim 2, further comprising a power source configured to supply electrical power. ### Claim 15 A powered surgical apparatus for engaging tissue, comprising: a handle assembly; a movable portion operatively coupled to a distal portion of the handle assembly, the movable portion configured to rotate about a longitudinal axis defined by the powered surgical apparatus; a tool assembly operatively coupled to the movable portion; and a transmission system including a first electronic board positioned in the handle assembly and a second electronic board positioned in the movable portion, the second electronic board including a primary control circuit and a secondary control circuit, wherein the transmission system transmits control signals between the first and second electronic boards.