An ultrasonic surgical assembly, comprising: an ultrasonic waveguide (318, 2504, 2508); a cordless ultrasonic-movement-generation assembly (2303, 2404, 2406, 2502, 2512, 2516) having: a driving-wave generation circuit (2303, 2404, 2406, 2502, 2512, 2516) having a generator output; a transducer communicatively coupled to the generator output and having an output couple to dynamically produce a resonant wave along the ultrasonic waveguide when the waveguide is coupled thereto; and a selectively removable securing connector (4204, 4208); a removable battery (304, 3902) electrically coupled to the ultrasonic-movement-generation assembly (2303, 2404, 2406, 2502, 2512, 2516); and a surgical handle (2301, 2514, 3901) having: a first handle body portion (2302, 2514) defining therein an aseptically sealable battery-holding compartment: selectively exposed to the environment; aseptically removably holding therein the battery (304, 3902); and electrically connecting the battery (304, 3902) therein to the ultrasonic-movement-generation assembly; and a second handle body portion (2310, 2414) connected to the first handle body portion and having: a waveguide attachment dock (2416, 2520, 4202) exposed to the environment and having a first couple operable to connect the waveguide (318, 2504, 2508) thereto; and an ultrasonic-movement-generation assembly dock (2408, 2518, 4202) exposed to the environment and shaped to: removably secure the second handle body portion (2310, 2414) to the securing connector (4204, 4208); and connect the ultrasonic waveguide in the attachment dock (2416, 2520, 4202) to the output couple through the second handle body portion (2310, 2414). an ultrasonic waveguide (318, 2504, 2508); a cordless ultrasonic-movement-generation assembly (2303, 2404, 2406, 2502, 2512, 2516) having: a driving-wave generation circuit (2303, 2404, 2406, 2502, 2512, 2516) having a generator output; a transducer communicatively coupled to the generator output and having an output couple to dynamically produce a resonant wave along the ultrasonic waveguide when the waveguide is coupled thereto; and a selectively removable securing connector (4204, 4208); a driving-wave generation circuit (2303, 2404, 2406, 2502, 2512, 2516) having a generator output; a transducer communicatively coupled to the generator output and having an output couple to dynamically produce a resonant wave along the ultrasonic waveguide when the waveguide is coupled thereto; and a selectively removable securing connector (4204, 4208); a removable battery (304, 3902) electrically coupled to the ultrasonic-movement-generation assembly (2303, 2404, 2406, 2502, 2512, 2516); and a surgical handle (2301, 2514, 3901) having: a first handle body portion (2302, 2514) defining therein an aseptically sealable battery-holding compartment: selectively exposed to the environment; aseptically removably holding therein the battery (304, 3902); and electrically connecting the battery (304, 3902) therein to the ultrasonic-movement-generation assembly; and a second handle body portion (2310, 2414) connected to the first handle body portion and having: a waveguide attachment dock (2416, 2520, 4202) exposed to the environment and having a first couple operable to connect the waveguide (318, 2504, 2508) thereto; and an ultrasonic-movement-generation assembly dock (2408, 2518, 4202) exposed to the environment and shaped to: removably secure the second handle body portion (2310, 2414) to the securing connector (4204, 4208); and connect the ultrasonic waveguide in the attachment dock (2416, 2520, 4202) to the output couple through the second handle body portion (2310, 2414). a first handle body portion (2302, 2514) defining therein an aseptically sealable battery-holding compartment: selectively exposed to the environment; aseptically removably holding therein the battery (304, 3902); and electrically connecting the battery (304, 3902) therein to the ultrasonic-movement-generation assembly; and selectively exposed to the environment; aseptically removably holding therein the battery (304, 3902); and electrically connecting the battery (304, 3902) therein to the ultrasonic-movement-generation assembly; and a second handle body portion (2310, 2414) connected to the first handle body portion and having: a waveguide attachment dock (2416, 2520, 4202) exposed to the environment and having a first couple operable to connect the waveguide (318, 2504, 2508) thereto; and an ultrasonic-movement-generation assembly dock (2408, 2518, 4202) exposed to the environment and shaped to: removably secure the second handle body portion (2310, 2414) to the securing connector (4204, 4208); and connect the ultrasonic waveguide in the attachment dock (2416, 2520, 4202) to the output couple through the second handle body portion (2310, 2414). a waveguide attachment dock (2416, 2520, 4202) exposed to the environment and having a first couple operable to connect the waveguide (318, 2504, 2508) thereto; and an ultrasonic-movement-generation assembly dock (2408, 2518, 4202) exposed to the environment and shaped to: removably secure the second handle body portion (2310, 2414) to the securing connector (4204, 4208); and connect the ultrasonic waveguide in the attachment dock (2416, 2520, 4202) to the output couple through the second handle body portion (2310, 2414). removably secure the second handle body portion (2310, 2414) to the securing connector (4204, 4208); and connect the ultrasonic waveguide in the attachment dock (2416, 2520, 4202) to the output couple through the second handle body portion (2310, 2414).