WO2022237918A1 - 一种电动腔镜吻合器 - Google Patents
一种电动腔镜吻合器 Download PDFInfo
- Publication number
- WO2022237918A1 WO2022237918A1 PCT/CN2022/104552 CN2022104552W WO2022237918A1 WO 2022237918 A1 WO2022237918 A1 WO 2022237918A1 CN 2022104552 W CN2022104552 W CN 2022104552W WO 2022237918 A1 WO2022237918 A1 WO 2022237918A1
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- Prior art keywords
- linkage
- housing
- connecting rod
- rotating
- screw
- Prior art date
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- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000009467 reduction Effects 0.000 claims description 18
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 9
- 208000015181 infectious disease Diseases 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000003902 lesion Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000003872 anastomosis Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
- A61B2017/00398—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like using powered actuators, e.g. stepper motors, solenoids
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2927—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft
Definitions
- the invention relates to the technical field of endoscopic staplers, in particular to an electric endoscopic stapler.
- Laparoscopic stapler is one of the important instruments in laparoscopic surgery. Instead of traditional manual suture, titanium nails are used to cut or anastomose tissues. It is easy and fast to operate and greatly shortens the operation time. Moreover, the laparoscopic stapler makes it easier and more accurate to anastomose the narrow surgical field and difficult manual operation of deep parts. Therefore, endoscopic staplers have become more and more important medical instruments for surgical operations.
- the joint end of the stapler needs to be able to adjust the angle in a limited space, but most of the existing staplers do not have an angle adjustment structure. Even a stapler with angle adjustment function can only be operated manually, and the accuracy of angle adjustment is poor.
- the present invention provides an electric endoscopic stapler, including a housing, a driving motor, a linkage mechanism, a rotating mechanism and an execution joint;
- the driving motor is arranged on the housing In the body;
- the linkage mechanism includes a linkage assembly and a connecting rod, the linkage assembly is drivingly connected to the output shaft of the drive motor, the linkage assembly is connected to one end of the linkage rod, and the linkage assembly is used to drive the drive
- the rotary motion of the motor is converted into the linear motion of the connecting rod;
- the rotating mechanism is connected to the other end of the connecting rod, the execution joint is connected to the rotating mechanism, and the rotating mechanism is used to convert the straight line of the connecting rod Motion is translated into angular rotation of the executive joint.
- the invention adopts the drive motor to control the expansion and contraction of the connecting rod along the linear direction through the linkage assembly to control the angle rotation of the execution joint, so that the automatic angle adjustment of the execution joint can be realized, so that the accuracy of the adjustment angle of the execution joint is higher, and the connection between the execution joint and the joint can be guaranteed.
- the alignment of lesions is more precise.
- the linkage assembly includes a screw and a connecting part, the screw is drivingly connected to the drive motor, the outer wall of the screw is provided with threads, one end of the connecting part is screwed to the screw, and the connecting part The other end is connected with the connecting rod.
- the drive motor can drive the screw to rotate. Since the connecting part is screwed with the screw, when the screw rotates, it can drive the connecting part to move along the axis of the screw.
- the connecting part is connected to the connecting rod, so the connecting part can drive the connecting rod to move linearly .
- the linkage assembly has simple structure and low cost.
- the linkage assembly further includes a linkage nut, the connecting portion is provided with a limit groove, the linkage nut is located in the limit groove, the linkage nut is sleeved on the outer wall of the screw rod and connected to the Screw connection.
- the connecting portion includes a first connecting portion, a second connecting portion, an intermediate connecting portion and a spring; the first connecting portion is screwed to the screw, the second connecting portion is connected to the connecting rod, and the first connecting portion is connected to the connecting rod.
- the bottom of a connecting part is provided with a first card slot
- the top of the second connecting part is provided with a second card slot
- the top of the intermediate connecting part is located in the first card slot
- the bottom of the intermediate connecting part Located in the second card slot
- the spring is arranged between the middle connection part and the groove bottom of the second card slot
- the first connection part is provided with an insertion hole
- the middle connection part is provided with
- the pressing part corresponds to the insertion hole
- the housing is provided with a manual adjustment hole corresponding to the insertion hole.
- a relief groove is provided at the bottom of the intermediate connecting portion, and a guide post extending toward the second locking groove is provided in the relief groove, and the spring is sheathed on an outer wall of the guide post.
- the spring can guide the compression and stretching direction of the spring, and on the other hand, it can protect and support the spring.
- the linkage assembly includes a linkage rack and a transmission gear set
- the transmission gear set includes at least one transmission gear
- the linkage rack is connected to the connecting rod
- the transmission gear is connected to the linkage rack Mesh connection
- the output shaft of the driving motor is drivingly connected with the transmission gear.
- the driving motor drives the transmission gear to rotate.
- the linkage rack moves along a straight line, and then drives the connecting rod to move along a straight line, so that the rotational motion of the driving motor is converted into the linear motion of the connecting rod.
- the connecting portion or the linkage rack is provided with a connecting head, and one end of the connecting rod is provided with a connecting hole, and the connecting head extends into the connecting hole.
- the electric endoscopic stapler further includes a reduction gear set, the reduction gear set includes a plurality of reduction gears, the reduction gear set is drivingly connected to the output shaft of the driving motor, and the linkage assembly is connected to the The reduction gear set is connected.
- the housing includes a fixed housing and a rotating housing, the rotating housing is sleeved on the fixed housing, the inner wall of the rotating housing is provided with a protruding ring, and the fixed housing
- the outer wall is provided with a limiting ring groove, and the protruding ring is snapped into the limiting ring groove and is suitable for rotating relative to the limiting ring groove.
- Both the driving motor and the linkage mechanism are connected with the rotary housing connect.
- the electric endoscopic stapler further includes an inner frame, a rotating sleeve and a mounting ring frame, the inner frame is fixedly connected to the fixed housing, the mounting ring frame is fixedly connected to the inner frame, the The rotating sleeve is sleeved on the outer wall of the installation ring frame and is suitable for rotating relative to the installation ring frame, and the driving motor is electrically connected with the rotation sleeve.
- Fig. 1 is the external structural diagram of the electric endoscopic stapler of the embodiment of the present invention.
- Fig. 2 is a partial internal structure diagram of an electric endoscopic stapler according to an embodiment of the present invention.
- Fig. 3 is a partial enlarged view of place A in Fig. 2;
- Fig. 4 is a connection structure diagram of a linkage assembly, a drive motor and a connecting rod according to an embodiment of the present invention
- FIG. 5 is a schematic diagram of a connecting portion of an embodiment of the present invention.
- Fig. 6 is a positional relationship diagram of the upper limit plate, the lower limit plate and the connection part of the embodiment of the present invention.
- FIG. 7 is an external structural diagram of a rotary housing according to an embodiment of the present invention.
- Fig. 8 is a partial enlarged view of place B in Fig. 2;
- Fig. 9 is a structural diagram of a linkage assembly and a drive motor according to another embodiment of the present invention.
- Fig. 10 is a structural diagram of a linkage assembly and a drive motor according to another embodiment of the present invention.
- Fig. 11 is a diagram of the connection relationship between the rotating sleeve and the drive motor according to the embodiment of the present invention.
- Fig. 12 is a structural diagram of the rotating sleeve and the mounting ring frame of the embodiment of the present invention.
- the forward direction of X indicates the forward direction of the connecting rod
- the reverse direction of X indicates the backward direction of the connecting rod
- the positive direction of Y indicates the right side of the connecting rod
- the reverse direction of Y indicates the left side of the connecting rod
- Up means up
- Z reverse means down.
- an embodiment of the present invention provides an electric endoscopic stapler.
- the electric endoscopic stapler includes a housing 1 , a push tube 8 , a driving motor 4 , a linkage mechanism, a rotating mechanism and an execution joint 2 .
- the housing 2 has a hollow accommodating cavity, and the driving motor 4 is arranged in the accommodating cavity in the housing 1 .
- the linkage mechanism includes a linkage assembly and a connecting rod 3 .
- the linkage assembly is drivingly connected with the output shaft of the drive motor 4 .
- the push tube 8 is connected between the casing 1 and the actuator joint 2 , and the connecting rod 3 is arranged in the push tube 8 .
- One end of the connecting rod 3 is connected to the linkage assembly, the other end of the connecting rod 3 is connected to the rotating mechanism, and the rotating mechanism is connected to the actuator joint 2 .
- the linkage assembly is used to convert the rotary motion of the drive motor 4 into the linear motion of the connecting rod 3
- the rotating mechanism is used to convert the linear motion of the connecting rod 3 into the angular rotation of the execution joint 2 .
- the linkage assembly pulls the connecting rod 3 to move linearly along the extension direction of the push tube 8, and the connecting rod 3 drives the rotating mechanism to operate, and the rotating mechanism pulls the executing joint 2 to perform angle conversion.
- the driving motor is used to control the angle rotation of the actuator joint 2, which is convenient for automatic control of the angle adjustment of the actuator joint 2, and ensures higher accuracy of the angle adjustment of the actuator joint 2, thereby achieving more accurate alignment between the actuator joint 2 and the lesion .
- the linkage assembly includes a screw 51 and a connecting portion 52 .
- the outer wall of the screw rod 51 is provided with threads, and the screw rod 51 is parallel to the connecting rod 3 .
- One end of the screw 51 is drivingly connected to the drive motor 4 , and the other end of the screw 51 is rotationally connected to the housing 1 or suspended in the air.
- the axis line of the output shaft of the drive motor 4 is parallel to the axis line of the screw rod 51 , and the drive motor 4 can drive the screw rod 51 to rotate.
- One end of the connecting portion 52 is screwed to the screw rod 51 , and the other end of the connecting portion 52 is connected to the connecting rod 3 .
- the connecting part 52 is screwed with the screw rod 51, when the screw rod 51 rotates, the connecting part 52 moves along the axis of the screw rod 51, and the connecting part 52 is connected with the connecting rod 3, so it can drive the connecting rod 3 to move along a straight line , that is, the axis line of the screw rod 51 is parallel to the moving direction of the connecting rod 3 .
- the rotational motion of the driving motor 4 can be converted into the linear motion of the connecting rod 3 .
- This design is simple in structure and low in cost, and can also minimize the influence of setting the driving motor 4 and the linkage assembly on the outer diameter of the housing.
- the connecting portion 52 includes a first connecting portion 521 and a second connecting portion 522 that abut each other.
- the top of the first connecting portion 521 is connected to the screw 51
- the bottom of the second connecting portion 522 is connected to the connecting rod 3 .
- the first connecting part 521 and the second connecting part 522 are connected through the intermediate connecting part 523 so that the first connecting part 521 can drive the second connecting part 522 to move.
- the top of the first connecting portion 521 is provided with a limiting groove 524 , and the front and rear side walls of the limiting groove 524 are provided with notches or through holes for the screw rod 51 to pass through.
- a linkage nut 53 is disposed in the limiting groove 524 , that is, the linkage nut 53 is snapped into the limiting groove 524 , and the linkage nut 53 is sleeved on the outer wall of the screw rod 51 and screwed to the screw rod 51 .
- the linkage nut 53 is an ordinary hex nut. The linkage nut 53 is used to realize the connection between the connecting portion 52 and the screw rod 51 , which has low cost and simplifies the processing difficulty of the first connecting portion 521 .
- the bottom end surface of the first connecting portion 521 is in close contact with the top end surface of the second connecting portion 522 .
- a bottom surface of the first connecting portion 521 is provided with a first engaging groove 525 that is depressed upward.
- the top end surface of the second connecting portion 522 is provided with a second locking groove 526 depressed downward, and the second locking groove 526 corresponds to the first locking groove 525 up and down.
- the cavity where the second card slot 526 and the first card slot 525 are fastened is provided with an intermediate connection part 523, that is, the top of the intermediate connection part 523 is located in the first card slot 525, and the bottom of the intermediate connection part 523 is located in the second card slot Within 526.
- the first connecting portion 521 and the second connecting portion 522 are close together, so the first connecting portion 521 and the second connecting portion 522 can be realized through the intermediate connecting portion 523 .
- an upper limit plate 113 and a lower limit plate 114 are provided on the inner wall of the housing 1 which are parallel to each other.
- the side wall of the first connection part 521 is provided with a first bonding part 5211
- the side wall of the second connection part 522 is provided with a second bonding part 5222
- the first bonding part 5211 and the second bonding part 5222 are close to each other.
- the first bonding portion 5211 and the second bonding portion 5222 are located between the upper limiting plate 113 and the lower limiting plate 114 , and are limited by the upper limiting plate 113 and the lower limiting plate 114 .
- a spring 528 is disposed between the middle connecting portion 523 and the bottom of the second locking groove 526 , the top of the spring 528 touches the bottom end surface of the middle connecting portion 523 , and the bottom of the spring 528 touches the bottom of the second locking groove 526 .
- the sidewall of the second connecting portion 522 defines an insertion hole 5221 , and the insertion hole 5221 is a through hole passing through the outer wall of the second connecting portion 522 to the middle connecting portion 523 .
- the intermediate connecting portion 523 is provided with a pressing portion 5231 corresponding to the insertion hole 5221 .
- the pressing portion 5231 may be a depression on the side wall of the intermediate connection portion 523 or a depression on the top surface of the intermediate connection portion 523 .
- the housing 1 is provided with a manual adjustment hole 111 corresponding to the insertion hole 5221 .
- the manual adjustment hole 111 is a strip-shaped through hole extending along the moving direction of the connecting rod 3 .
- a rod-shaped object can be used to extend into the manual adjustment hole 111 and the insertion hole 5221 in turn, and press the pressing part 5231 downward.
- the intermediate connecting portion 523 compresses the spring so that the top of the intermediate connecting portion 523 escapes from the first locking slot 525 , thereby disconnecting the first connecting portion 521 and the second connecting portion 52 .
- operate the rod-shaped object to move back and forth along the moving direction of the connecting rod 3, so as to realize the manual angle adjustment and reset of the actuating joint 2.
- This design can not only solve the problem of resetting the connecting rod 3 after the drive motor 4 fails, but also can perform the rotation of the joint 2 manually in some emergency situations.
- the rod-shaped object in this embodiment can be a specially designed manual reset tool, at least one end of which can be inserted into the manual adjustment hole 111 and the insertion hole 5221, and matched with the pressing part 5231; the rod-shaped object It can also be any rod-shaped object that can press the pressing part 5231 .
- a relief groove 5232 is provided on the bottom surface of the intermediate connecting portion 523 , and a guide post 5233 extending toward the second locking groove 526 is provided in the relief groove 5232 , and the spring 528 is sleeved on the outer wall of the guide post 5223 .
- Setting the relief groove 5232 and the guide post 5223 can guide the compression and stretching direction of the spring 528 on the one hand, and protect and support the spring 528 on the other hand.
- the rotating mechanism includes a rotating rack 71 , a first rotating gear 72 and a second rotating gear 73 .
- the rotating rack 71 is meshed with the end of the connecting rod 3
- the first rotating gear 72 is meshed with the rotating rack 71
- the second rotating gear 73 is meshed with the first rotating gear 72
- the end of the joint 2 is meshed with the second
- the rotating gear 73 is meshedly connected.
- the rotating rack 71 was pulled to move along a straight line, and the rotating rack 71 drove the first rotating gear 72 to rotate, and the first rotating gear 72 drove the second rotating gear 73 to rotate, and the second rotating gear 73 Drive the execution joint 2 to rotate within a certain angle range, so as to realize the angle adjustment of the execution joint 2 .
- the number of rotating gears is not limited to two, and may be more or in some cases, may be one.
- the linkage assembly includes a linkage rack 57 and a transmission gear set.
- Transmission gear set comprises at least one transmission gear 55, and transmission gear 55 is drivingly connected with the output shaft of drive motor 4.
- the linkage rack 57 is engaged with the transmission gear 55 .
- the interlocking rack 57 is connected with the connecting rod 3 , and the interlocking rack 57 is arranged in parallel with the connecting rod 3 .
- the driving motor 4 drives the transmission gear 55 to rotate, the transmission gear 55 drives the interlocking rack 57 to move linearly, and the interlocking rack 57 drives the connecting rod 3 to move along a straight line, and the angle adjustment of the execution joint 2 can also be realized.
- the axis of the transmission gear 55 is perpendicular to the output shaft of the drive motor 4 , and the transmission gear 55 can be connected to the drive motor 4 through two intermeshed bevel gears.
- the axis of the transmission gear 55 is parallel to the output shaft of the driving motor 4 .
- the setting position of the driving motor 4 directly affects the external structure and size of the casing 1, so the setting position of the driving motor 4 can be changed according to the specific use requirements of the electric endoscopic stapler.
- the number of transmission gears 55 is not limited to one, and may be multiple.
- the push tube 8 is provided with a travel platform 81 , and the bottom end surface of the connecting portion 52 moves on the travel platform 81 .
- a connecting head 56 is provided on the bottom end surface of the connecting part 52, and a connecting hole is provided at one end of the connecting rod 3, and the connecting head 56 extends into the connecting hole. Due to the existence of the travel platform 81, it is ensured that the connecting head 56 will not be disengaged from the connecting rod 3.
- the bottom end surface of the linkage rack 57 is also provided with a connecting head 56
- the end of the connecting rod 3 is provided with a connecting hole, and the connecting head 56 extends into the connecting hole 31 .
- the output end of the drive motor 4 is drivingly connected to a reduction gear set 6
- the reduction gear set 6 includes a plurality of reduction gears, and two adjacent reduction gears are meshed with each other.
- the reduction gear is mounted on the auxiliary installation frame 41 , and the auxiliary installation frame 41 is connected with the housing 1 .
- the linkage assembly is connected with the reduction gear set 6 . Setting the reduction gear set 6 can improve the driving torque and speed change function of the linkage assembly.
- the housing 1 includes a fixed housing 12 and a rotating housing 11 , and the rotating housing 11 is sheathed on the outer wall of one end of the fixed housing 12 .
- the inner wall of the rotating housing 11 is provided with a protruding ring 112
- the outer wall of the fixed housing 12 is provided with a limiting ring groove 121 .
- the outer wall of the rotary housing 11 is provided with several operating ridges, and the operating ridges are distributed along the outer wall of the rotary housing 11 in a circumferential direction, which is convenient for rotating the rotary housing 11 by hand.
- the push tube 8, the driving motor 4 and the linkage mechanism are all fixedly connected with the rotary housing 11.
- turning the rotary housing 11 can realize the rotation of the push tube 8, and then realize the rotation of the actuator joint 2 around the axis of the push tube 8, and at the same time, the drive motor 4 can drive the adjustment of the angle of the actuator joint 2 in a certain plane, so it can Ensure the multi-directional position adjustment of the executive joint 2, and ensure the precise alignment between the executive joint 2 and the lesion.
- an inner frame 13 and a mounting ring frame 15 are provided inside the fixed housing 12 .
- the inner frame 13 is fixedly connected with the fixed housing 12
- the mounting ring frame 15 is sheathed on the inner frame 13
- the inner wall of the mounting ring frame 15 is fixedly connected to the outer wall of the inner frame 13 .
- the annular outer wall of the installation ring frame 15 is covered with a rotating sleeve 16 , and the rotation sleeve 16 can rotate relative to the installation ring frame 15 .
- the rotating sleeve 16 includes two coaxially arranged, and the outer wall of the mounting ring frame 15 is provided with a circle of insulating protrusions, and the insulating protrusion is blocked between the two rotating sleeves 16 .
- the drive motor 4 is connected with a wire connector, and the two conductive columns 17 at the two poles of the wire connector are respectively connected with a rotating sleeve 16 .
- Two electrode heads 18 are arranged on both sides of the insulating protrusion of the mounting ring frame 15 respectively, and each electrode head 18 is used to contact with a rotating sleeve 16 to realize electrical connection.
- the electrode head 18 is connected with a control system or a power supply system.
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Abstract
Description
Claims (10)
- 一种电动腔镜吻合器,其特征在于,包括壳体(1)、驱动电机(4)、联动机构、转动机构和执行关节(2);所述驱动电机(4)设置在所述壳体(1)内;所述联动机构包括联动组件和连杆(3),所述联动组件与所述驱动电机(4)的输出轴驱动连接,所述联动组件连接所述连杆(3)的一端,所述联动组件用于将所述驱动电机(4)的旋转运动转换为所述连杆(3)的直线运动;所述转动机构连接所述连杆(3)的另一端,所述执行关节(2)连接所述转动机构,所述转动机构用于将所述连杆(3)的直线运动转换为所述执行关节(2)的角度转动。
- 根据权利要求1所述的电动腔镜吻合器,其特征在于,所述联动组件包括螺杆(51)和连接部(52),所述螺杆(51)与所述驱动电机(4)驱动连接,所述螺杆(51)的外壁设有螺纹,所述连接部(52)的一端与所述螺杆(51)旋接,所述连接部(52)的另一端与所述连杆(3)连接。
- 根据权利要求2所述的电动腔镜吻合器,其特征在于,所述联动组件还包括联动螺母(53),所述连接部(52)设有限位槽(524),所述联动螺母(53)卡入所述限位槽(524)内,所述联动螺母(53)套设在所述螺杆(51)的外壁并与所述螺杆(51)旋接。
- 根据权利要求2所述的电动腔镜吻合器,其特征在于,所述连接部(52)包括第一连接部(521)、第二连接部(522)、中间连接部(523)和弹簧(528);所述第一连接部(521)与所述螺杆(51)旋接,所述第二连接部(522)与所述连杆(3)连接,所述第一连接部(521)的底部设有第一卡槽(525),所述第二连接部(522)的顶部设有第二卡槽(526),所述中间连接部(523)的顶部位于所述第一卡槽(525)内,所述中间连接部(523)的底部位于所述第二卡槽(526)内;所述弹簧(528)设置在所述中间连接部(523)与所述第二卡槽(526)的槽底之间,所述第一连接部(521)设有***孔(5221),所述中间连接部(523)设有与所述***孔(5221)对应的按压部(5231),所述壳体(1)设有与所述 ***孔(5221)对应的手动调节孔(111)。
- 根据权利要求4所述的电动腔镜吻合器,其特征在于,所述中间连接部(523)的底部设有让位槽(5232),所述让位槽(5232)内设有朝向所述第二卡槽(526)延伸的导柱(5233),所述弹簧(528)套设在所述导柱(5233)的外壁。
- 根据权利要求1所述的电动腔镜吻合器,其特征在于,所述联动组件包括联动齿条(57)和传动齿轮组,所述传动齿轮组包括至少一个传动齿轮(55),所述联动齿条(57)与所述连杆(3)连接,所述传动齿轮(55)与所述联动齿条(57)啮合连接,所述驱动电机(4)的输出轴与所述传动齿轮(55)驱动连接。
- 根据权利要求2所述的电动腔镜吻合器,其特征在于,所述连接部(52)设有连接头(56),所述连杆(3)的一端设有连接孔(31),所述连接头(56)伸入所述连接孔(31)内。
- 根据权利要求1-6任一项所述的电动腔镜吻合器,其特征在于,还包括减速齿轮组(6),所述减速齿轮组(6)包括多个减速齿轮,所述减速齿轮组(6)与所述驱动电机(4)的输出轴驱动连接,所述联动组件与所述减速齿轮组(6)连接。
- 根据权利要求1-6任一项所述的电动腔镜吻合器,其特征在于,所述壳体(1)包括定壳体(12)和转壳体(11),所述转壳体(11)套设在所述定壳体(12)上,所述转壳体(11)的内壁设有凸环(112),所述定壳体(12)的外壁设有限位环槽(121),所述凸环(112)卡接在所述限位环槽(121)内并适于相对于所述限位环槽(121)转动,所述驱动电机(4)和所述联动机构均与所述转壳体(11)连接。
- 根据权利要求9所述的电动腔镜吻合器,其特征在于,还包括内骨架(13)、旋转套(16)和安装环架(15),所述内骨架(13)与所述定壳体(12)固定连接,所述安装环架(15)与所述内骨架(13)固定连接,所述旋转套(16)套设在所述安装环架(15)的外壁并适于相对于所述安装环架(15)转动,所述驱动电机(4)与所述旋转套(16)电连接。
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- 2021-05-10 CN CN202110503531.2A patent/CN113100858A/zh active Pending
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2022
- 2022-07-08 KR KR1020237042022A patent/KR20240041280A/ko unknown
- 2022-07-08 WO PCT/CN2022/104552 patent/WO2022237918A1/zh active Application Filing
- 2022-07-08 EP EP22806880.5A patent/EP4338686A1/en active Pending
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