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-0822970 (2015-08-11) |
등록번호 | US-10123799 (2018-11-13) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 286 |
The present disclosure relates to adapter assemblies for use with and to electrically and mechanically interconnect electromechanical surgical devices and surgical loading units, and to surgical systems including hand held electromechanical surgical devices and adapter assemblies for connecting surg
The present disclosure relates to adapter assemblies for use with and to electrically and mechanically interconnect electromechanical surgical devices and surgical loading units, and to surgical systems including hand held electromechanical surgical devices and adapter assemblies for connecting surgical loading units to the hand held electromechanical surgical devices.
1. An adapter assembly for selectively interconnecting a surgical loading unit that is configured to perform a function and a surgical device that is configured to actuate the loading unit, the loading unit including an axially translatable drive member, and the surgical device including at least on
1. An adapter assembly for selectively interconnecting a surgical loading unit that is configured to perform a function and a surgical device that is configured to actuate the loading unit, the loading unit including an axially translatable drive member, and the surgical device including at least one rotatable drive shaft, the adapter assembly comprising: a housing configured for connection with the surgical device and configured to be in operative communication with each rotatable drive shaft of the surgical device;an outer tube having a proximal end supported by the housing and a distal end configured for connection with the loading unit, wherein the distal end of the outer tube is in operative communication with each of the at least one axially translatable drive member of the loading unit; anda force/rotation transmitting/converting assembly for interconnecting a respective drive shaft of the surgical device and a respective axially translatable drive member of the loading unit, wherein the force/rotation transmitting/converting assembly includes: a proximal rotation receiving member that is connectable to the respective drive shaft of the surgical device defining a threaded distal end; anda distal force transmitting member that is connectable to an articulation link of the axially translatable drive member of the loading unit, the distal force transmitting member including: a bearing assembly having an outer race threadably connected to the threaded distal end of the drive shaft and an inner race, wherein the outer race includes a first through hole and a second through hole, the first and second through holes intersecting to define a cavity in the outer race configured for housing a ball having a threaded bore formed therein, the threaded bore configured for threadably connecting to the threaded distal end of the drive shaft;a distal articulation bar having a proximal end and a distal end, the distal end of the distal articulation bar being configured to selectively engage the axially translatable drive member of the loading unit;a proximal articulation bar having a proximal end and a distal end, the distal end of the proximal articulation bar being secured to the proximal end of the distal articulation bar; anda collar integrally supported at the proximal end of the proximal articulation bar, the collar having an outer diameter substantially equal to an outer diameter of the inner race of the bearing assembly;wherein the force/rotation transmitting/converting assembly converts and transmits a rotation of the rotatable drive shaft of the surgical device to an axial translation of the axially translatable drive member of the loading unit. 2. The adapter assembly according to claim 1, wherein the proximal articulation bar includes a transition portion integrally supporting the collar at a proximal end thereof and a body portion at a distal end thereof, the transition portion defining an outer diameter that is greater than an outer diameter of the body portion. 3. The adapter assembly according to claim 2, wherein the outer diameter of the collar is greater than the outer diameter of the transition portion such that the distal articulation bar and the proximal articulation bar resist bending during use. 4. The adapter assembly according to claim 1, wherein the distal end of the proximal articulation bar defines a cut-out configured for mating with the proximal end of the distal articulation bar. 5. An adapter assembly for selectively interconnecting a surgical loading unit that is configured to perform a function and a surgical device that is configured to actuate the loading unit, the loading unit including an axially translatable drive member, and the surgical device including at least one rotatable drive shaft, the adapter assembly comprising: a housing configured for connection with the surgical device and configured to be in operative communication with each rotatable drive shaft of the surgical device;an outer tube having a proximal end supported by the housing and a distal end configured for connection with the loading unit, wherein the distal end of the outer tube is in operative communication with each of the at least one axially translatable drive member of the loading unit; anda force/rotation transmitting/converting assembly for interconnecting a respective drive shaft of the surgical device and a respective axially translatable drive member of the loading unit, wherein the force/rotation transmitting/converting assembly includes: a proximal rotation receiving member that is connectable to a respective rotatable drive shaft of the surgical device, the proximal rotation receiving member defining a threaded distal end; anda distal force transmitting member that is connectable to an articulation link of the axially translatable drive member of the loading unit, the distal force transmitting member including: an articulation bar extending longitudinally between a proximal end and a distal end, the distal end of the articulation bar being configured to selectively engage the axially translatable drive member of the loading unit;a bearing assembly having an outer race threadably connected to the threaded distal end of the drive shaft, and an inner race, wherein the outer race includes a first through hole and a second through hole, the first and second through holes intersecting to define a cavity in the outer race configured for housing a ball having a threaded bore formed therein, the threaded bore configured for threadably connecting to the threaded distal end of the drive shaft; andan inner sleeve supported in the inner race of the bearing assembly and extending axially from the inner race, the inner sleeve including an inner diameter and an outer diameter, the outer diameter defining a slot configured for disposal of the proximal end of the articulation bar such that the proximal end of the articulation bar is disposed between the inner race of the bearing assembly and the outer diameter of the inner sleeve;wherein the force/rotation transmitting/converting assembly converts and transmits a rotation of the rotatable drive shaft of the surgical device to an axial translation of the axially translatable drive member of the loading unit. 6. The adapter assembly according to claim 5, wherein the articulation bar includes an inner diameter that is greater than the inner diameter of the inner sleeve. 7. The adapter assembly according to claim 6, wherein the housing includes a slip ring cannula disposed within the inner sleeve such that an outer diameter of the slip ring cannula engages the inner diameter of the inner sleeve utilizing an interference fit. 8. An adapter assembly for selectively interconnecting a surgical loading unit that is configured to perform a function and a surgical device that is configured to actuate the loading unit, the loading unit including an axially translatable drive member, and the surgical device including at least one rotatable drive shaft, the adapter assembly comprising: a housing configured for connection with the surgical device and configured to be in operative communication with each rotatable drive shaft of the surgical device;an outer tube defining a longitudinal axis, the outer tube having a proximal end supported by the housing and a distal end configured for connection with the loading unit, wherein the distal end of the outer tube is in operative communication with each of the at least one axially translatable drive member of the loading unit; anda force/rotation transmitting/converting assembly for interconnecting a respective drive shaft of the surgical device and a respective axially translatable drive member of the loading unit, wherein the at least one force/rotation transmitting/converting assembly includes: a proximal rotation receiving member that is connectable to a respective rotatable drive shaft of the surgical device, the proximal rotation receiving member defining at least one spur gear;a driver including an outer surface defining at least one spur gear configured for mating with the spur gear of the proximal rotation receiving member, the driver defining a bore therethrough, the bore having an inner surface defining at least one thread; anda distal force transmitting member that is connectable to an articulation link of the axially translatable drive member of the loading unit, the distal force transmitting member including: a sleeve having an outer surface defining at least one thread configured to mate with the inner surface of the driver; andan articulation bar having a proximal end secured to the sleeve and a distal end configured to selectively engage the axially translatable drive member of the loading unit;wherein the force/rotation transmitting/converting assembly converts and transmits a rotation of the rotatable drive shaft of the surgical device to a rotation of the driver such that the sleeve of the distal force transmitting member is axially translated resulting in an axial translation of the axially translatable drive member of the loading unit. 9. The adapter assembly according to claim 8, wherein the housing includes a distal plate having a first through hole configured for locating a distal boss of the driver such that the driver is mounted co-axial to the longitudinal axis. 10. The adapter assembly according to claim 9, wherein the distal plate includes a second through hole configured for locating a distal protrusion of the proximal rotation receiving member such that when the distal boss of the driver is located in the first through hole and the distal protrusion of the proximal rotation receiving member is located in the second through hole, the at least one spur gear of the driver is mated with the at least one spur gear of the proximal rotation receiving member. 11. The adapter assembly according to claim 10, wherein the housing defines a proximal core portion configured for location a proximal boss of the driver such that the driver is mounted co-axial to the longitudinal axis. 12. The adapter assembly according to claim 8, wherein the sleeve defines a bore therethrough which defines an inner surface, and wherein the proximal end of the articulation bar is secured to the inner surface of the sleeve. 13. A force/rotation transmitting/converting assembly for interconnecting a drive shaft of a surgical device and an axially translatable drive member of a loading unit, wherein the force/rotation transmitting/converting assembly includes: a proximal rotation receiving member that is engagable with the drive shaft of the surgical device; anda distal force transmitting member that is engagable with the axially translatable drive member of the loading unit, the distal force transmitting member including: a bearing assembly having a first through hole and a second through hole, the first and second through holes intersecting to define a cavity configured for housing a ball having a threaded bore formed therein, the threaded bore configured for threadably connecting to a threaded portion of the drive shaft of the surgical device.
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