최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0181798 (2011-07-13) |
등록번호 | US-9113884 (2015-08-25) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 311 인용 특허 : 903 |
Modular surgical instruments are disclosed. In various embodiments, a modular surgical instrument t is disclosed for use with a plurality of interchangeable surgical tool heads that are configured to perform different surgical actions. The instrument is configured to apply a plurality of different r
Modular surgical instruments are disclosed. In various embodiments, a modular surgical instrument t is disclosed for use with a plurality of interchangeable surgical tool heads that are configured to perform different surgical actions. The instrument is configured to apply a plurality of different rotary drive motions and axial drive motions depending upon the type of surgical tool head attached thereto.
1. A modular circular surgical instrument comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of discrete rotary drive motions in response to an application of said actuation motion thereto; andan elongated shaft assembly operably interfa
1. A modular circular surgical instrument comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of discrete rotary drive motions in response to an application of said actuation motion thereto; andan elongated shaft assembly operably interfacing with said actuation system and configured to be interchangeably attached to a plurality of different surgical tool heads such that upon attachment of a first one of said surgical tool heads thereto, said elongated shaft assembly is caused to interact with said actuation system to impart a first one of said discrete rotary drive motions to said first surgical tool head upon said application of said actuation motion to said actuation system and when a second one of said surgical tool heads is attached to said elongated shaft assembly, said elongated shaft assembly is caused to interact with said actuation system to impart a second one of said discrete rotary drive motions to said second surgical tool head upon said application of said actuation motion to said actuation system, wherein said actuation system is selectively movable between a rotary drive position and an axial drive position, and wherein said elongated shaft assembly comprises: a rotary drive shaft selectively interfacing with said actuation system and configured to operably interface with said first and second surgical tool heads to apply said discrete rotary motions thereto when said first and second surgical tool heads are interchangeably attached to said elongated shaft assembly; andan axial drive shaft selectively interfacing with said actuation system, wherein upon attachment of a third one of said surgical tool heads to said elongated shaft assembly, said elongated shaft assembly is configured to apply an axial drive motion thereto upon said application of said actuation motion to said actuation system, wherein said actuation system comprises a gear plate having a first gear rack thereon and a second gear rack thereon and being selectively movable between said rotary drive position and said axial drive position, wherein said rotary drive shaft has first and second pinion gears thereon and is axially movable relative to said gear plate such that upon attachment of said first surgical tool head to said elongated shaft assembly, said rotary drive shaft is moved by said first surgical tool head to a first axial position, wherein said first pinion gear is in substantial meshing alignment with said first gear rack and when said second surgical tool head is attached to said elongated shaft assembly, said rotary drive shaft is moved by said second surgical tool head to a second axial position, and wherein said second pinion gear is in substantial meshing alignment with said second gear rack. 2. The modular circular surgical instrument of claim 1 wherein said gear plate further comprises a third gear rack and said rotary drive shaft further has a third pinion gear thereon which corresponds to said third gear rack such that upon attachment of said third surgical tool head to said elongated shaft assembly, said third surgical tool head moves said rotary drive shaft to a third axial position, and wherein said third pinion gear is in substantial meshing alignment with said third gear rack. 3. A modular circular surgical instrument comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of discrete rotary drive motions in response to an application of said actuation motion thereto; andan elongated shaft assembly operably interfacing with said actuation system and configured to be interchangeably attached to a plurality of different surgical tool heads such that upon attachment of a first one of said surgical tool heads thereto, said elongated shaft assembly is caused to interact with said actuation system to impart a first one of said discrete rotary drive motions to said first surgical tool head upon said application of said actuation motion to said actuation system and when a second one of said surgical tool heads is attached to said elongated shaft assembly, said elongated shaft assembly is caused to interact with said actuation system to impart a second one of said discrete rotary drive motions to said second surgical tool head upon said application of said actuation motion to said actuation system, wherein said elongated shaft assembly comprises: an outer shaft casing configured to be interchangeably coupled to said first and second surgical tool heads; anda rotary drive shaft supported within said outer shaft casing and being rotatably and axially movable therein such that when said first surgical tool head is coupled to said outer shaft casing, said rotary drive shaft is axially moved into a first driving engagement position with said actuation system such that upon said application of said actuation motion thereto, said rotary drive shaft imparts said first discrete rotary drive motion to said first surgical tool head, and wherein when said second surgical tool head is coupled to said outer shaft casing, said second surgical tool head axially moves said rotary drive shaft into a second driving engagement position with said actuation system such that upon said application of said actuation motion thereto, said rotary drive shaft imparts said second discrete rotary drive motion to said second surgical tool head. 4. The modular circular surgical instrument of claim 3 wherein said elongated shaft assembly further comprises an axial drive shaft supported within said outer shaft casing for selective axial travel therein and configured for selective driving engagement with said actuation system such that upon said application of said actuation motion thereto, said axial drive shaft imparts an axial motion to any one of said plurality of surgical tool heads attached to said outer shaft casing. 5. The modular circular surgical instrument of claim 3 wherein said outer shaft casing is configured to be interchangeably coupled to any one of said plurality of surgical tool heads by a bayonet-type connection. 6. A modular surgical instrument system, comprising: a handle assembly;a manually-actuatable actuator trigger operably supported on said handle assembly and configured to generate an actuation motion;an actuation system operably supported within said handle assembly and configured to generate a plurality of discrete drive motions in response to an application of said actuation motion thereto;an elongated shaft assembly, comprising: an outer shaft casing having a distal end; anda rotary drive shaft operably supported within said outer shaft casing andoriented for selective operable interaction with said actuation system and wherein said modular surgical instrument system further comprises:a first surgical tool head configured for interchangeable attachment to said distal end of said outer shaft casing such that upon attachment thereto, said first surgical tool head moves said rotary drive shaft to a first drive position wherein upon said application of said actuation motion to said actuation system, said rotary drive shaft imparts a first rotary drive motion to said first surgical tool head to cause said first surgical tool head to perform a first surgical action;a second surgical tool head configured for interchangeable attachment to said distal end of said outer shaft casing such that upon attachment thereto, said second surgical tool head moves said rotary drive shaft to a second drive position wherein upon said application of said actuation motion to said actuation system, said rotary drive shaft imparts a second rotary drive motion to said second surgical tool head to cause said second surgical tool head to perform a second surgical action that differs from said first surgical action; anda third surgical tool head configured for interchangeable attachment to said distal end of said outer shaft casing such that upon attachment thereto, said third surgical tool head moves said rotary drive shaft to a third drive position wherein upon said application of said actuation motion to said actuation system, said rotary drive shaft imparts a third rotary drive motion to said third surgical tool head to cause said third surgical tool head to perform a third surgical action. 7. The modular surgical instrument system of claim 6 wherein said actuation system is selectively movable between a rotary drive position and an axial drive position and wherein said elongated shaft assembly further comprises an axial drive shaft operably supported within said outer shaft casing such that when said actuation system is in said axial drive position and said actuation motion is applied thereto, said axial drive shaft applies an axial drive motion to a fourth surgical tool head interchangeably attached to said distal end of said outer shaft casing. 8. The modular surgical instrument system of claim 7 wherein said distal end of said outer shaft casing has a pair of bayonet-type slots therein and wherein said first, second, third and fourth surgical tool heads each has an attachment stem portion thereon that has a pair of attachment pins protruding therefrom for coupling engagement with said bayonet-type slots in said distal end of said outer shaft casing. 9. The modular surgical instrument system of claim 7 wherein said distal end of said outer shaft casing has a pair of attachment pins protruding therefrom and wherein said first, second, third and fourth surgical tool heads each has an attachment stem portion thereon that has a pair of bayonet-type slots therein for coupling engagement with said attachment pins in said distal end of said outer shaft casing. 10. The modular surgical instrument system of claim 6 wherein: said first surgical action comprises the grasping and manipulation of tissue;said second surgical action comprises installing a universal port within a colon; andsaid third surgical action comprises cutting and fastening of tissue. 11. A surgical instrument for use with a surgical tool, said surgical instrument comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of drive motions in response to an application of said actuation motion thereto; andan elongated shaft assembly extending distally from said actuation system, said elongated shaft assembly comprising: a proximal portion comprising a drive member transitionable from a first position to a second position to interface with said actuation system, wherein said drive member is biased out of engagement with said actuation system in said first position, and wherein said drive member is engaged with said actuation system in said second position; anda distal portion positioned distal to said proximal portion, said distal portion separably attachable to the surgical tool, wherein attachment of the surgical tool to said distal portion of said elongated shaft assembly transitions said drive member from said first position to said second position. 12. A surgical instrument, comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of drive motions in response to an application of said actuation motion thereto; andan elongated shaft assembly extending distally from said actuation system, said elongated shaft assembly comprising: a proximal portion movable to interface with said actuation system; anda distal portion positioned distal to said proximal portion, said distal portion configured to be interchangeably attached to a plurality of surgical tool heads, wherein attachment of one of the plurality of surgical tool heads to said distal portion of said elongated shaft assembly causes said proximal portion to move axially to interface with said actuation system. 13. A surgical instrument for use with a surgical tool, said surgical instrument comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of drive motions in response to an application of said actuation motion thereto; andan elongated shaft assembly extending distally from said actuation system, said elongated shaft assembly comprising: a proximal portion movable to interface with said actuation system; anda distal portion positioned distal to said proximal portion, said distal portion configured to be interchangeably attached to a first surgical tool head and a second surgical tool head, wherein attachment of the first surgical tool head to said distal portion of said elongated shaft assembly transitions said proximal portion a first distance to interface with said actuation system, and wherein attachment of the second surgical tool head to said distal portion of said elongated shaft assembly transitions said proximal portion a second distance to interface with said actuation system, and wherein said first distance is different than said second distance. 14. A surgical instrument, comprising: an actuator for generating an actuation motion;an actuation system configured to generate a plurality of drive motions in response to an application of said actuation motion thereto;an elongated shaft assembly extending distally from said actuation system, said elongated shaft assembly comprising a first drive portion movable to interface with said actuation system; andan interchangeable surgical tool head separably couplable to said elongated shaft assembly, wherein said interchangeable surgical tool head comprises a second drive portion movable from a first position to a second position to interface with said actuation system, wherein said second drive portion is disengaged from said actuation system in said first position, wherein said second drive portion is engaged with said actuation system in said second position, where coupling of said interchangeable surgical tool head to said elongated shaft assembly causes said first drive portion to interface with said second drive portion, and wherein said first drive portion is configured to move said second drive portion from said first position to said second position.
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