阅读说明：本技术 手术手柄组合件 (Surgical handle sub-assembly ) 是由 L·阿马里格利奥 G·索梅克 S·曼 于 2018-04-04 设计创作，主要内容包括：本公开包含用于手术手柄组合件的设备。实例设备包含：可移动手柄部件和开关,所述开关经配置以为所述可移动手柄部件提供两个或多于两个操作模式；和驱动棘爪,其枢转地连接到摆轮,所述摆轮经配置以响应于所述可移动手柄部件的致动而在远侧方向上线性地推进致动轴。(The disclosure includes the equipment for surgical handle sub-assembly.Example apparatus includes: removable handle component and switch, the switch are configured to provide two or more operation modes for the removable handle component；With driving pawl, it is pivotally connected to balance wheel, the balance wheel is configured to respond to the actuating of the removable handle component and linearly promotes actuator shaft in a distal direction.)

1. a kind of surgical handle sub-assembly equipment comprising:

Removable handle component；

Switch, is configured to:

Two or more operation modes are provided for the removable handle component；And

Pawl is driven, is pivotally connected to balance wheel, the balance wheel is configured to:

Actuator shaft is linearly promoted in response to being actuated in distal direction for removable handle component.

2. equipment according to claim 1, wherein in the first mode of operation in the distal direction linearly Promote the power of the actuator shaft amount be less than in this second mode of operation in the distal direction linearly promote described in The amount of the power of actuator shaft.

3. equipment according to claim 1, wherein the actuator shaft is in the distal direction in the first mode of operation The length of propulsion be less than the length of propulsion of the actuator shaft in the distal direction in this second mode of operation.

4. equipment according to claim 1, wherein the balance wheel is connected to the removable handle component.

5. equipment according to claim 4, wherein in this second mode of operation using the balance wheel to allow the actuating Axis linearly promotes in the distal direction.

6. equipment according to claim 1, wherein the switch includes the first pin and the second pin.

7. a kind of surgical handle sub-assembly equipment comprising:

Removable handle component；

Balance wheel is connected to the removable handle component；

Switch, it includes to be the removable handle component provide first operator scheme first pin and to for described in can Moving handle component provides the second pin of second operator scheme；And

Pawl is driven, is pivotally connected to the balance wheel, the balance wheel is configured to respond to the removable handle component Actuating and linearly promote actuator shaft in a distal direction.

8. equipment according to claim 7, wherein the first operator scheme disposes the first number staple, and described the Two operation modes dispose the second number staple.

9. equipment according to claim 7, wherein the first operator scheme or the second operator scheme are based on tissue Type and selected.

10. equipment according to claim 7, wherein the handle surrounds institute at the first pivot point during first mode State the first pin pivot.

11. equipment according to claim 7, wherein the handle surrounds institute during second mode at second pivotal point State the second pin pivot.

12. equipment according to claim 10, wherein the first pin is via the first opening in the removable handle component The removable handle component is connected to for the first operator scheme.

13. equipment according to claim 12, wherein the second pin is via the second opening in the removable handle component The removable handle component is connected to for the second operator scheme.

14. a kind of surgical handle sub-assembly equipment comprising:

Removable handle component；

Balance wheel is connected to the removable handle component；

Switch is open via first by the first pin connection to the removable fixed handle during being configured to first operator scheme Component, and be open via second by the second pin connection to the removable handle component during second operator scheme；And

Pawl is driven, is pivotally connected to the balance wheel, the balance wheel is configured to the tooth form rack gear of contact activated axis with sound The actuating of handle component is moved described in Ying Yu and linearly promotes the actuator shaft in a distal direction.

15. equipment according to claim 14, wherein the spine for the tooth form rack gear that first mode operation is promoted Wheel is less than the ratchet that the second operator scheme is promoted.

16. equipment according to claim 14, wherein the removable handle component includes around the of first pin One pivotal point and the second pivotal point sold around described second.

17. equipment according to claim 14, wherein first pin is during the second operator scheme not via institute It states the first opening and is coupled to the removable handle component.

18. equipment according to claim 14, wherein second pin is during the first operator scheme not via institute It states the second opening and is coupled to the removable handle component.

19. equipment according to claim 18, wherein the switch is configured to pass from the first opening removal institute The first pin is stated simultaneously to engage second pin with second opening and be converted to described second from the first operator scheme Operation mode.

20. equipment according to claim 14, wherein the removable handle component is in the first operator scheme It activates the actuating compared to the removable handle component in the second operator scheme and uses less force.

Technical field

The disclosure relates generally to a kind of surgical handle sub-assembly, and more particularly to one kind is configured to provide The surgical handle sub-assembly of two or more operation modes.

Background technique

Surgical handle sub-assembly can be used in multiple operation devices.One example includes to be used as surgical stapler.Operation seam Clutch is clamp device, is used to clamp the tissue between opposed jaws structure to use surgical fasteners to engage tissue.Operation Stitching unstrument may include for clamping the two of the tissue elongated members.One in elongated member may include that one or more can The cylinder being reloading with, and another elongated member may include anvil block, the anvil block can be used for when driving from the cylinder being reloading with Form staple.Surgical stapler can store one or more cylinders that can be reloading with.If the example for the cylinder that can be reloading with may include having Dry row staple, with lineal measure.For example, a line staple can have the lineal measure between 30mm and 60mm.It can Staple is popped up by activating removable handle component, the removable handle component is the surgical handle combination of surgical stapler A part of part.

Detailed description of the invention

Fig. 1 is the schematic diagram of surgery suturing apparatus, and the surgery suturing apparatus includes multiple embodiments according to the disclosure Surgical handle sub-assembly.

Fig. 2A is according to multiple embodiments of the disclosure in first mode and the first removable handle component position The schematic diagram of surgical handle sub-assembly.

Fig. 2 B is according to multiple embodiments of the disclosure in first mode and the second removable handle component position The schematic diagram of surgical handle sub-assembly.

Fig. 3 A is according to multiple embodiments of the disclosure in second mode and the first removable handle component position The schematic diagram of surgical handle sub-assembly.

Fig. 3 B is according to multiple embodiments of the disclosure in second mode and the second removable handle component position The schematic diagram of surgical handle sub-assembly.

Fig. 4 is the surgical handle combination comprising the first opening, the second opening and slot according to multiple embodiments of the disclosure The schematic diagram of part.

Fig. 5 is the schematic diagram according to the surgical handle sub-assembly comprising Coupling point opening of multiple embodiments of the disclosure.

Specific embodiment

The disclosure includes the equipment for surgical handle sub-assembly.Example apparatus includes removable handle component and mode choosing Ability is selected, such as is switched, is configured to provide two or more operation modes for removable handle component.Drive pawl Balance wheel is pivotably connected to linearly to promote actuator shaft in a distal direction in response to the actuating for moving handle component.

In various embodiments, mode selection capability can be switch.To should be readily appreciated that and illustrate, run through the disclosure for hand Art handle assembly is described as having switch example；However, embodiment is not limited to switch.For example, switch may include to The first pin and the second pin of setting operation mode.When showing the first pin and the second pin as example, reality disclosed herein It applies in example comprising more than two pin and/or two operation modes.In this example, the first pin is being set as specific position Shi Kewei Removable handle component provides first operator scheme.Second pin can be provided when being set as specific position for removable handle component Second operator scheme.The surgical handle sub-assembly with surgical stapler for being used in first operator scheme can be in distal direction On actuator shaft promoted into first distance, and be coupled to the cylinder that can be reloading with and can dispose the first number staple.It is used in second Actuator shaft can be promoted second distance in a distal direction by the surgical handle sub-assembly with surgical stapler of operation mode, and The cylinder that being coupled to can be reloading with can dispose the second different number staples.In various embodiments, first operator scheme or second Operation mode can type based on the tissue for example through fastening, the number of staple to be disposed, the speed of deployed staple and/ Or it is selected to be applied by user to activate the amount of the power of removable handle component.Operation mode can be based on the tissue through fastening Type and select, such as when organizing thicker, user, which can be used, needs to apply the mode of less force.For example, can also with When can not use the mode for needing more power in family fatigue or body, the mode for needing less force is used.Operation mode can base In the deployed staple to lower oedema speed and select, such as blood is less in sutured region, to allow suture group It knits and non-blood.

In various embodiments, removable handle component can be coupled to balance wheel.By this method, handle component and pendulum are moved Wheel can be pivoted around the first pin at the first pivot point during first mode.First pin can be via balance wheel and removable handle portion The first opening in part is connected to removable handle component to engage removable handle component.In various embodiments, it moves Handle component and balance wheel can pivot at second pivotal point around the second pin during second mode.Second pin can via balance wheel and The second opening in removable handle component is connected to removable handle component to engage removable handle component.When in first When operation mode, the second pin is not coupled to removable handle component via the second opening.When being in second operator scheme, first Pin is not coupled to removable handle component via the first opening.

In various embodiments, the transformation from first operator scheme to second operator scheme can be by removing from the first opening First pin simultaneously engages the second pin to realize with the second opening.Switch can be moved to the second position from first position so as to by the One and second pin engage with its corresponding opening and/or by first and second pin and its corresponding opening disengaging.From second operator scheme Transformation to first operator scheme can be by simultaneously engaging the first pin come real with the first opening from second the second pin of opening removal It is existing.Herein, switch can be moved to from the second position first position so as to by first and second pin engaged with its corresponding opening and/or First and second pins are detached from its corresponding opening.

The disclosure it is described in detail below in, with reference to the attached drawing for the part for forming the disclosure, and in figure pass through diagram side Formula show can one or more embodiments of the disclosure mode.These embodiments are described in detail enough so that affiliated neck The those skilled in the art in domain can embodiment of the disclosure, and should be understood that using other embodiments, and can not depart from Technique is carried out in the case where the scope of the present disclosure, electrical and structure changes.

As used herein, such as " X ", " Y ", " N ", " M " etc. indicator, especially with respect to the attached drawing mark in schema Note, instruction may include multiple so specified special characteristics.It should also be understood that term used herein is just for the sake of description Specific embodiment and it is not intended to be restrictive.As used herein, unless context is in addition clearly stipulate that otherwise singular Form " one " and " described " may include single and multiple indicants.In addition, " multiple ", "at least one" and " one or more " (example Such as, multiple pivotal points) can refer to one or more pivotal points, and " multiple " figure refer to it is more than one in such pivotal point.In addition, Through present application on allowing meaning (that is, may, can) rather than (i.e., it is necessary to) " can using word in mandatory meaning (can/may)".Term "comprising" and its derivative mean " including but not limited to ".Term " coupling (coupled/ Coupling) " mean physically direct or indirect connection, or access and movement for moving handle component, depending on feelings Depending on condition.

Figure herein follows number rule, wherein first one or more numbers correspond to figure number, and remaining number mark Know the element or component in the figure.The similar component or component between different figures can be identified by using similar number.It lifts For example, 210 can refer to the element " 10 " in Fig. 2A, and similar component is represented by 310 in Fig. 3 A.As should be appreciated, can add Add, exchange and/or remove element shown in various embodiments herein, to provide multiple additional implementations of the disclosure Example.In addition, the ratio of the element provided in figure and/or some embodiments of the relative scalar meant for illustration disclosure, and do not answer It is considered restrictive sense.

Fig. 1 is the schematic diagram of surgery suturing apparatus 102, and the surgery suturing apparatus includes multiple implementations according to the disclosure The surgical handle sub-assembly 106 of example.In the illustration being described, surgical stapler equipment 102 may include 106 He of surgical handle sub-assembly The cylinder sub-assembly 103 that can be reloading with.As Figure 1 shows the example, the cylinder sub-assembly 103 that can be reloading with, such as disposable dress Carrier unit can be removably fastened to the distal end of the elongate body of surgical handle sub-assembly 106.It in this example, can be again The cylinder sub-assembly 103 of loading may include the first elongated member 104 and the second elongated member 105 that can be used for clamping tissue.It is elongated One in component can accommodate one or more nail barrels.Another elongated member can have anvil block, can be used for when driving from nail barrel Form staple.As mentioned, surgery suturing apparatus 102 can store the cylinder sub-assembly being reloading with several row staples.In In multiple embodiments, cylinder that third party can be reloading with and/or the cylinder sub-assembly that can be reloading with can be with surgical handle sub-assemblies 106 1 It rises and uses, and the embodiment of surgical handle sub-assembly 106 can be configured the cylinder sub-assembly can be reloading with described in storage.It can pass through Staple is popped up in the actuating of removable handle component 110, and the removable handle component is the surgical handle of surgery suturing apparatus 102 A part of sub-assembly 106.Actuator shaft (such as actuator shaft 240 in Fig. 2A) may be actuated in the actuating of removable handle component 110 To pop up multiple staples.For example, in the first mode of operation, the actuating for moving handle component 110 can pop up 30 seams Nail.In a second mode, the actuating for moving handle component 110 can pop up 60 staples.However, embodiment is not limited to first Or the given number staple popped up in second mode.In addition, embodiment is not limited to be used together with surgery suturing apparatus.It is easy In understanding and illustrating, surgical handle sub-assembly 106 is described as with 102 example of surgery suturing apparatus through the disclosure.

Fig. 2A is according to multiple embodiments of the disclosure in first mode and the first removable handle component position (example Such as, " preparation " position) surgical handle sub-assembly schematic diagram.Surgical handle equipment 206 may include removable handle component 210, switch 220 and driving pawl 230.Switch 220 can provide two or more operation moulds for removable handle component 210 Formula.In various embodiments, driving pawl 230 is pivotably connected to balance wheel 226, and can be configured to start in response to removable The actuating of shank part 210 and in a distal direction linearly promote actuator shaft 240.

In various embodiments, surgical handle sub-assembly 206 can be at first mode, as shown in Fig. 2A.First In mode, surgical handle sub-assembly 206 can have the coupling pin 232 in pivotal point and driving pawl 230 around the first pin 222 Between first distance (such as distance 513 in Fig. 5).In a second mode, surgical handle sub-assembly 206, which can have, is surrounding Second distance (such as in Fig. 5 at a distance from 515) of the pivotal point of second pin 224 between the coupling pin 232 of driving pawl 230. In this example, second distance (such as distance 515 in Fig. 5) is greater than first distance (such as first distance 513 in Fig. 5). In various embodiments, multiple pivotal points may be present, and pivotal point can be surrounded and is placed in the opening in removable fixed handle 210 Pin.In fig. 2, in the first mode, the first pin 222 can be coupled to removable handle component 210, and in the first opening Two pins 224 can be detached to be not coupled to removable handle component 210 from the second opening (such as second opening 454 in Fig. 4). In the first mode, the first pin 222 may act as have pivotal point with couple first distance (such as Fig. 5 between pin 232 In distance 513) removable handle component 210 pivotal point.In a second mode, the second pin 224 can be coupled to removable Handle component 210.In this example, the first pin 222 can from first opening (such as in Fig. 4 first opening 452) be detached from so as to It is not coupled to removable handle component 210.In a second mode, the second pin 224 may act as moving handle component 210 Pivotal point.In this example, second distance (such as distance 515 in Fig. 5) be greater than first distance (such as first in Fig. 5 away from From 513).Thus, in the first mode, when the first pin 222 is pivotal point, for linearly promoting actuating in a distal direction The amount of the power of axis 240 is less than in the case where using the second pin 224 as pivotal point in this second mode of operation in distal side The amount of the power of actuator shaft 240 is linearly promoted on direction.In this example, due to the coupling pin of pivotal point and driving pawl 230 The distance between 232 and because travel distance it is smaller, in the first mode used in power amount compared to second It is smaller in mode.

In various embodiments, surgical handle sub-assembly 206 can be at first mode.In the first mode, surgical handle Sub-assembly 206 can be used to actuator shaft 240 promoting third distance (such as distance 544 in Fig. 5).Third distance (such as in Fig. 5 Distance 544) be to activate the propulsion of actuator shaft 240 in a distal direction after removable handle component 210 in the first mode Length.Surgical handle sub-assembly 206 alternatively changes into second operator scheme.In a second mode, surgical handle sub-assembly 206 can be used to promoting actuator shaft 240 into the 4th distance (such as distance 546 in Fig. 5).4th distance (such as the distance in Fig. 5 546) be the propulsion of actuator shaft 240 in a distal direction after activating removable handle component 210 in a second mode length.In In this example, the 4th distance (such as distance 546 in Fig. 5) is greater than third distance (such as third distance 544 in Fig. 5).

In various embodiments, surgical handle sub-assembly 206 can be at ready position, as shown in Fig. 2A.In preparation In position, surgical handle sub-assembly 206 is ready to linearly promote in a distal direction after activating removable handle component 210 Actuator shaft 240.

Fig. 2 B is according to multiple embodiments of the disclosure in first mode and the second removable handle component position (example Such as " through compressing " and/or " closed " position) surgical handle sub-assembly schematic diagram.Surgical handle sub-assembly 206 may include can Moving handle component 210, switch 220 and driving pawl 230.Switch 220 can provide two or more for removable handle component 210 In two operation modes.In various embodiments, driving pawl 230 is pivotably connected to balance wheel 226, and can be configured with sound Actuator shaft 240 should be linearly promoted in a distal direction in the actuating for moving handle component 210.

In various embodiments, surgical handle sub-assembly 206 can be at first mode, as shown in Fig. 2 B.First In mode, surgical handle sub-assembly 206 can have the coupling pin 232 in pivotal point and driving pawl 230 around the first pin 222 Between first distance (such as distance 513 in Fig. 5).In a second mode, surgical handle sub-assembly 206 can have from surrounding The second distance (such as distance 515 in Fig. 5) that couples pin 232 of the pivotal point of second pin 224 to driving pawl 230.Herein In example, second distance (such as distance 515 in Fig. 5) is greater than first distance (such as distance 513 in Fig. 5).In multiple realities It applies in example, multiple pivotal points may be present, and pivotal point can be around the pin being placed in the opening in removable fixed handle 210.Scheming In 2B, in the first mode, the first pin 222 can be coupled to removable in the first opening (such as first opening 452 in Fig. 4) Handle component 210, and the second pin 224 can be detached from from the second opening (such as second opening 454 in Fig. 4) so that be not coupled to can Moving handle component 2010.In the first mode, the first pin 222 may act as have pivotal point with couple between pin 232 First distance (such as distance 513 in Fig. 5) removable handle component 210 pivotal point.In a second mode, the second pin 224 may act as the pivotal point for moving handle component 210.In this example, second distance (such as the distance in Fig. 5 515) it is greater than first distance (such as distance 513 in Fig. 5).Again, in the first mode, when the first pin 222 is pivotal point, Feelings of second pin 224 as pivotal point are being used for linearly promoting the amount of the power of actuator shaft 240 to be less than in a distal direction For linearly promoting the amount of the power of actuator shaft in a distal direction in this second mode of operation under condition.In this example, due to Pivotal point and drive the distance between the coupling pin 232 of pawl 230 and travel distance is smaller, therefore, power in the first mode Amount it is smaller compared in a second mode.

In the first mode, surgical handle sub-assembly 206 can be used to promote actuator shaft 240 third distance (such as in Fig. 5 Third distance 544).Third distance (such as distance 544 in Fig. 5) is the actuator shaft after activating removable handle component 210 The length of 240 propulsion in a distal direction.Surgical handle sub-assembly 206 can be at second mode.In a second mode, it performs the operation Handle assembly 206 can be used to promoting actuator shaft 240 into the 4th distance (such as distance 546 in Fig. 5).4th distance (such as Distance 546 in Fig. 5) be the propulsion of actuator shaft 240 in a distal direction length.In this example, the 4th distance (such as is schemed Distance 546 in 5) it is greater than third distance (such as distance 544 in Fig. 5).In various embodiments, the 4th distance can be Twice of three distances.Thus, the advance distance of actuator shaft 240 in a second mode can be advance distance in the first mode Twice.

In various embodiments, surgical handle sub-assembly 206 can be at closed position, as shown in Fig. 2 B.It will combine Fig. 4 is explained in greater detail.In closed position, surgical handle sub-assembly 206 can by make drive pawl 230 from actuator shaft The gear teeth of 240 associated ratchets are detached from and are re-engaged again in the starting point of ratchet and the gear teeth and are discharging removable fixed handle Actuator shaft 240 is prevented to be moved linearly by after component 210 on distal side and/or proximal direction.

In various embodiments, switch 220 can be used to change for the pivotal point of surgical handle sub-assembly 206.In one example, Rotatable gear 223 when actuated of switch 220.Gear 223 can contact one or more gears and the second pin of the first pin 222 224 one or more gears.When activating switch 220 in a first direction, surgical handle sub-assembly 206 can be placed in the first mould In formula.When activating switch 220 in a first direction, gear 223 can rotate in the first rotational direction.When in the first rotation side Upwards when rotation gear 223, gear 223 can say that the first pin 222 is inserted into the first opening (such as first opening 452 in Fig. 4) In and can from second opening (such as in Fig. 4 second opening 454) removal second pin 224.When actuating switchs in a second direction When 220, surgical handle sub-assembly 206 can be placed in second mode.When activating switch 220 in a second direction, gear can It rotates in a second rotational direction.When rotating gear 223 in a second rotational direction, the second pin 224 can be inserted by gear 223 To in the second opening (such as second opening 454 in Fig. 4), and can be gone from the first opening (such as first opening 452 in Fig. 4) Except the first pin 222.To should be readily appreciated that and illustrate, this example is used through the disclosure.Embodiment is not limited between operation mode The gear (for example, gear 223 in Fig. 2A) of transformation.To the multiple openings being inserted in multiple pins in removable handle component In and remove the multiple pin can be according to the more of the disclosure with multiple mechanisms (such as switch) for being operated in multiple modes A embodiment is subject to using to change between operation mode.For example, pin is pushed to can be used for surgical handle sub-assembly 206 From a pattern switching to another mode.Switch can be coupled to the first pin and the second pin, so that when the first pin is through being pushed to first When in opening (such as first opening 452 in Fig. 4), the second pin is gone from the second opening (such as second opening 454 in Fig. 4) It removes.And when the second pin is pushed in the second opening (such as second opening 454 in Fig. 4), first sells from the first opening (example As 452) the first opening in Fig. 4 removes.

Fig. 3 A be according to multiple embodiments of the disclosure in second mode and the first removable handle position (for example, " preparation " position) surgical handle sub-assembly schematic diagram.Surgical handle sub-assembly 306 may include removable handle component 310, Switch 320 and driving pawl 330.Switch 320 can provide two or more operation modes for removable handle component 310. In various embodiments, driving pawl 330 is pivotably connected to balance wheel 326, and can be configured in response to removable fixed handle The actuating of component 310 and in a distal direction linearly promote actuator shaft 340.

In various embodiments, surgical handle sub-assembly 306 can be at second mode, as shown in Fig. 3 A.Second In mode, surgical handle sub-assembly 306 can have the coupling pin 332 in pivotal point and driving pawl 330 around the second pin 324 Between second distance (such as distance 515 in Fig. 5).In this example, second distance is greater than first distance (such as in Fig. 5 Distance 513).In various embodiments, multiple pivotal points may be present, and pivotal point can surround and be placed in removable fixed handle 310 In opening in pin.In figure 3 a, in a second mode, the second pin 324 can be coupled to removable handle component 310.Herein In example, the first pin 322 can be detached from from the first opening (such as first opening 452 in Fig. 4), to be not coupled to removable hand Shank part 310.In a second mode, the second pin 324 may act as the pivotal point for moving handle component 310.In multiple realities It applies in example, driving pawl 330 is configured to the tooth form rack gear 342 of contact activated axis 340 linearly to promote in a distal direction Actuator shaft.It may be in response to activate removable handle component 310 to promote actuator shaft 340.In this example, second distance (such as Distance 515 in Fig. 5) it is greater than first distance (such as first distance 513 in Fig. 5).Thus, when the second pin 324 is pivotal point When, the number of the ratchet of the promoted tooth form rack gear 342 of second mode operation is the number for the ratchet that first operator scheme is promoted Twice of purpose.In this example, due to the distance between the coupling pin 332 of pivotal point and driving pawl 330, in a second mode Promote the ratchet of twice of number.

In various embodiments, balance wheel 326 is connected to removable handle component 310.Also, in various embodiments, may be used Moving handle component may include coupling opening (such as coupling opening 516 in Fig. 5).Balance wheel 326 and coupling opening (such as Fig. 5 In coupling opening 516) can be used in second operator scheme with allow by power from removable handle component 310 be transmitted to driving spine Pawl 330.Power is transmitted to the driving permission of pawl 330 actuator shaft 340 in a distal direction linearly from removable handle component 310 It promotes.

In various embodiments, surgical handle sub-assembly 306 can be at ready position, as shown in Fig. 3 A.In preparation In position, surgical handle sub-assembly 306 is ready to linearly promote in a distal direction after activating removable handle component 310 Actuator shaft 340.

Fig. 3 B is according to multiple embodiments of the disclosure in second mode and the second removable handle component position (example Such as " through compressing " and/or " closed " position) surgical handle sub-assembly schematic diagram.Surgical handle sub-assembly 306 may include can Moving handle component 310, switch 320 and driving pawl 330.Switch 320 can provide two or more for removable handle component 310 In two operation modes.In various embodiments, driving pawl 330 is pivotably connected to balance wheel 326, and can be configured with sound Actuator shaft 340 should be linearly promoted in a distal direction in the actuating for moving handle component 310.

In various embodiments, surgical handle sub-assembly 306 can be at second mode, as shown in Fig. 3 B.Second In mode, surgical handle sub-assembly 306 can have the coupling pin 332 from the pivotal point around the second pin 324 to driving pawl 330 Second distance (such as second distance 515 in Fig. 5).In this example, second distance (such as distance 515 in Fig. 5) is big In first distance (such as first distance 513 in Fig. 5).In various embodiments, multiple pivotal points may be present, and pivotal point can Pin in the opening being placed in removable fixed handle 310.In a second mode, the second pin 324 can be coupled to removable start Shank part 310.In this example, the first pin 322 can be detached from from the first opening (such as first opening 452 in Fig. 4), so as not to It is coupled to removable handle component 310.In a second mode, the second pin 324 may act as the pivot for moving handle component 310 Turning point.In a second mode, the second pin 324 may act as the pivotal point for moving handle component 310.In this example, Two distances (such as distance 515 in Fig. 5) are greater than first distance (such as distance 513 in Fig. 5).In various embodiments, it drives Pawl 330 be configured to the tooth form rack gear 342 of contact activated axis 340 in response to move handle component 310 actuating and Actuator shaft is linearly promoted in a distal direction.In this example, second distance (such as distance 515 in Fig. 5) is greater than first Distance (such as first distance 513 in Fig. 5).Thus, when the second pin 324 serves as pivotal point, second operator scheme will be activated The number of the ratchet of distance and the tooth form rack gear promoted that axis 340 is promoted is that first operator scheme is pushed away actuator shaft 340 Into distance and twice of number of the ratchet promoted.In this example, since the coupling of pivotal point and driving pawl 330 is inserted The distance between foot 332, actuator shaft 340 is through advancing twice of distance in a second mode, and advances twice of ratchet number Mesh.

In various embodiments, surgical handle sub-assembly 306 can be at closed position, as shown in Fig. 3 B.It is being closed In position, surgical handle sub-assembly 306 can prevent after discharging removable handle component 310 actuator shaft 340 in distal side and/or close It is moved linearly by side direction.

Fig. 4 is the surgical handle combination comprising the first opening, the second opening and slot according to multiple embodiments of the disclosure The schematic diagram of part.In Fig. 4, removable handle component 410 may include the first opening 452 and the second opening 454.First pin (example Such as the first pin 222 in Fig. 2A) it can be plugged into the first opening 452 for first mode.Second pin (such as the in Fig. 2A Two pins 224) it can be plugged into the second opening 454 for second mode.In various embodiments, balance wheel 426 may include slot 428.No matter the first pin (such as first pin 222 in Fig. 2A) is inserted into the first opening 452 or first sells (such as Fig. 2A In the first pin 222) from first opening 452 removal, slot 428 allow balance wheel 426 rotate.

Fig. 5 is the schematic diagram according to the surgical handle sub-assembly comprising coupling opening 516 of multiple embodiments of the disclosure. In various embodiments, moving handle component 510 may include coupling opening 516.Coupling pin (such as the coupling in Fig. 2A is inserted Foot 232) it is pivotably connected to coupling opening 516.Coupling opening 516 allows actuator shaft 540 in a distal direction linearly It promotes, without making to couple the combination of pin 232 due to the shape of coupling opening 516.For example, 516 shape of coupling opening can To be " u "-shaped shape, such as saddle type, so that translation and mobile degree be allowed to be contrasted with fixed point.

In various embodiments, surgical handle sub-assembly 506 can be at first mode.In the first mode, the first pin (example Such as the first pin 222 in Fig. 2A) pivotal point is served as, there is first distance 513.In a second mode, the second pin is (such as in Fig. 2A The second pin 224) serve as pivotal point, have second distance 515.In this example, second distance 515 is greater than first distance 513.

In various embodiments, surgical handle sub-assembly 506 can be at first mode, have third distance 544.Third away from It is the length of the propulsion of actuator shaft 540 in a distal direction from 544.Surgical handle sub-assembly 506 can be at second mode, have 4th distance 546.4th distance 546 is the length of the propulsion of actuator shaft 540 in a distal direction.In this example, the 4th away from It is greater than 544 with a distance from third from 546.

Fig. 5 illustrates surgical handle sub-assembly 506 in a second mode and the removable handle component in closed position 510.In this example, driving pawl (such as driving pawl 230 in Fig. 2A) is located at the end of the 4th distance 546, and sufficiently Promote actuator shaft 540 for activating removable handle component 510 in this second mode of operation.In the first mode and when removable When fixed handle component 510 is in the close position middle, driving pawl (such as driving pawl 230 in Fig. 2A) can be in third distance 544 end, and actuator shaft 540 is fully advanced for activating removable handle component 510 in the first mode of operation.

Although described herein and describe specific embodiment, one of ordinary skill in the art it will be appreciated that It is computed and shown specific embodiment may replace with the arrangement for realizing identical result.The disclosure be intended to cover the disclosure one or The reorganization or variation of multiple embodiments.It should be understood that illustratively mode carries out above description and not restrictive.For institute The combination of above-described embodiment and not specifically disclosed herein after checking foregoing description for the technical staff in category field Other embodiments will be apparent.The range of one or more embodiments of the disclosure be included therein using the above structure and The other application of process.Therefore, the equivalent that should be entitled to reference to the appended claims together with such claims Gamut determines the range of one or more embodiments of the disclosure.

In previous embodiment, some features are grouped in single reality together for the purpose for simplifying the disclosure It applies in example.The disclosed embodiment that this method of the disclosure is understood not to the reflection disclosure must be than in each right Clearly narration is like that using the intention of more features in asking.In fact, as reflected in the appended claims, subject matter of the present invention Be single disclosed embodiment all or less than feature.Therefore, the appended claims are hereby incorporated into specific embodiment party In formula, wherein each claim is used as separate embodiments for itself.