CN205458859U - End effector and nail casket part, surgery surgical instruments thereof - Google Patents

End effector and nail casket part, surgery surgical instruments thereof Download PDF

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Publication number
CN205458859U
CN205458859U CN201521130334.7U CN201521130334U CN205458859U CN 205458859 U CN205458859 U CN 205458859U CN 201521130334 U CN201521130334 U CN 201521130334U CN 205458859 U CN205458859 U CN 205458859U
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CN
China
Prior art keywords
nail kit
block
knife assembly
assembly
nail
Prior art date
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Withdrawn - After Issue
Application number
CN201521130334.7U
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Chinese (zh)
Inventor
阎峥
王文雅
徐振振
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Ricky surgical instruments Limited by Share Ltd
Original Assignee
Reich Surgical Instruments China Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Reich Surgical Instruments China Co ltd filed Critical Reich Surgical Instruments China Co ltd
Priority to CN201521130334.7U priority Critical patent/CN205458859U/en
Application granted granted Critical
Publication of CN205458859U publication Critical patent/CN205458859U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

The utility model relates to the technical field of medical equipment, a end effector and nail casket part, surgery surgical instruments thereof is disclosed, nail casket part is including following closely casket base, nail casket subassembly, and nail casket subassembly is including nail casket and cutting knife subassembly, nail casket detachably installs in nail casket base, and just it is equipped with the cutting knife groove to follow closely the casket, the cutting knife subassembly includes the cutting knife, holds in the palm knife rest and flexible connectors, the cutting knife be located the cutting knife inslot and with hold in the palm knife rest fixed connection, the extending direction who asks the knife rest can follow the cutting knife groove installs in the nail casket with sliding, flexible connectors and cutting knife fixed connection, and is located the cutting knife towards the actuating lever on one side of. Above -mentioned nail casket part can be changed the cutting knife subassembly when changing nail casket subassembly, the sharpness of cutting knife subassembly cutting part when guaranteeing the operation of surgery surgical instruments to improve the operation quality, reduced medical risk.

Description

End effector and nail kit part, surgical operating instrument
Technical field
This utility model relates to technical field of medical instruments, particularly to a kind of end effector and nail kit portion thereof Point, surgical operating instrument.
Background technology
Surgical operating instrument under the mirror of chamber is little to the operation wound of patient, good operation effect, can greatly reduce to The misery that surgical patient brings.
Surgical operating instrument includes operating handle and end effector, and operation handle has for operator's gripping Fixed handle, the far-end of operation handle (is near-end near one end of user during operation, away from user One end be far-end) be connected with end effector by slender bodies;End effector includes anvil portion and nail Casket part, wherein, nail kit part includes the nail kit assembly for carrying suturing nail, the nail kit group of nail kit part Part is disposable nail kit assembly, needs the nail kit assembly more renewed after using once.
But, the knife assembly that the surgical operating instrument in existing market is provided with drives with surgical operating instrument Lever is fixing to be connected, therefore, and cannot be to knife assembly when the nail kit assembly of nail kit part is replaced Switch over, but, cutter cut as tissue to operative site in surgical operating instrument Parts, the sharpness of cutter be realize cutting sew up key parameter, due to surgery of the prior art Cutter in operating theater instruments need to reuse.Reusing of cutter can have a strong impact on cutter blade Sharpness, thus reduce surgical quality, and then increase certain medical-risk.
Utility model content
This utility model provides a kind of end effector and nail kit part, surgical operating instrument, this nail kit Knife assembly is replaced when being replaced the nail kit assembly in nail kit part by part simultaneously, carries The safety that high surgical operating instrument uses, reduces medical-risk.
For reaching above-mentioned purpose, this utility model offer techniques below scheme:
A kind of nail kit part of the end effector of surgical operating instrument, including nail kit base and nail kit assembly, Nail kit assembly includes that nail kit and knife assembly, nail kit assembly are removably installed in nail kit base, and nail kit sets There is cutter groove;Knife assembly includes cutter and torr knife rest, and cutter are arranged at the cutter groove of nail kit In and fixing with torr knife rest is connected, ask knife rest to be slidably mounted in nail kit along the bearing of trend of cutter groove.
Preferably, cutter have integral structure with torr knife rest.
Preferably, knife assembly farther includes the near-end of Flexible Connector, Flexible Connector and cutter Fixing connection.
Preferably, the near-end of nail kit forms the width breach more than cutter well width;Flexible Connector is certainly By under state in bending and end forms hook, and:
After Flexible Connector enters cutter groove, Flexible Connector produces deformation under the effect of cutter groove The bayonet socket mounting being provided with the drive rod far-end with surgical operating instrument;
When drive rod resets, when knife assembly moves to breach under drive rod effect, Flexible Connector Depart from the bayonet socket of drive rod.
Preferably, nail kit base is additionally provided with safety, when knife assembly is in initial position Knife assembly coordinates with safety safety are limited in unblock station.
Preferably, safety include block and elastic reset part, and block be may be pivotally mounted to by rotating shaft Nail kit base, the drive rod of locking surgical operating instrument when block is in locking station;When block is in solution The locking to drive rod is released during lock station;Elastic reset part coordinates with nail kit base and block thinks block The active force of steering locking station is provided.
Preferably, when knife assembly is in initial position, knife assembly coordinates with block so that block It is in unblock station, when knife assembly departs from and when coordinating of block, and block is in the effect of elastic reset part Backspin goes to lock station.
Preferably, in safety, the axial line of rotating shaft is vertical with the length direction of cutter groove, works as cutting When knife assembly is in initial position, the torr knife rest of knife assembly compresses block so that block to be locked in unblock work Position.
Preferably, elastic reset part is spring or spring leaf.
Preferably, along nail kit near-end towards the direction of far-end, the length of the breach of nail kit near-end is more than torr knife rest Crimping length with block.
Preferably, nail kit assembly also includes ejector pin slide block, is provided with pushing away of extending along its length in nail kit Nail slide block chute, ejector pin slide block coordinates with ejector pin slide block slide, and torr knife rest is arranged on ejector pin slide block Nearside also coordinates with ejector pin slide block slide.
Preferably, nail kit assembly also includes the support chip being supported in outside nail kit, and the near-end of support chip leans out Nail kit is to be supported knife assembly when described knife assembly is in initial position.
A kind of end effector, including anvil portion, also includes above-mentioned nail kit part, described anvil portion and Described nail kit part is oppositely arranged.
A kind of surgical operating instrument, including operation handle and slender bodies, the near-end of slender bodies is installed on manipulator Handle, is provided with drive rod, also includes above-mentioned end executor in slender bodies, in end effector, and nail kit part Near-end be installed on the far-end of slender bodies, the near-end of anvil portion is installed on the far-end of slender bodies.
Preferably, surgical operating instrument is chamber mirror stapler.
Accompanying drawing explanation
The schematic diagram of the surgical operating instrument that Fig. 1 provides for this utility model embodiment;
The schematic diagram of the end effector that Fig. 2 provides for this utility model embodiment;
The structural representation of the end effector nail kit assembly that Fig. 3 provides for this utility model embodiment;
The structural representation of the knife assembly that Fig. 4 provides for this utility model embodiment;
The cross-sectional view of the nail kit part that Fig. 5 provides for this utility model embodiment;
Fig. 6 is the top view of the knife assembly of structure shown in Fig. 4;
The structural representation of drive rod far-end in the surgical operating instrument that Fig. 7 provides for this utility model;
When Fig. 8 is positioned at initial position for the knife assembly that this utility model embodiment provides, the part of nail kit is bowed View;
When Fig. 9 is positioned at reset position for the knife assembly that this utility model embodiment provides, the part of nail kit is bowed View;
When in the end effector that Figure 10 provides for this utility model embodiment, safety are in released state, Fit structure schematic diagram between safety and drive rod;
When in the end effector that Figure 11 provides for this utility model embodiment, safety are in released state, Safety and the fit structure schematic diagram of nail kit assembly;
Drive rod far-end, knife assembly and push away in the surgical operating instrument that Figure 12 provides for this utility model The fit structure schematic diagram of nail slide block;
The structural representation of support chip in the nail kit assembly that Figure 13 provides for this utility model.
Reference:
1, end effector 2, slender bodies 3, operate handle
10, anvil portion 20, nail kit part 21, nail kit base
22, nail kit 23, knife assembly 24, safety
100, surgical operating instrument 201, slender bodies near-end 202, slender bodies far-end
203, drive rod 221, cutter groove 222, ejector pin slide block chute
223, ejector pin slide block 224, support chip 231, cutter
232, hold in the palm knife rest 233, Flexible Connector 241, block
242, rotating shaft 243, elastic reset part 2211, breach
2331, link up with 2031, bayonet socket
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment Case is clearly and completely described, it is clear that described embodiment is only that this utility model part is real Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people The every other embodiment that member is obtained under not making creative work premise, broadly falls into this utility model The scope of protection.
In each embodiment of this utility model, " far-end " refers to when this surgical operating instrument is operated away from user One end, " near-end " then refers to one end when this surgical operating instrument is operated near user.
This utility model provides a kind of end effector and nail kit part thereof, and includes this end effector Surgical operating instrument.As it is shown in figure 1, surgical operating instrument 100 includes end effector 1, slender bodies 2 With operation handle 3, the near-end 201 of slender bodies 2 is connected with the far-end of operation handle 3, the far-end of slender bodies 2 202 are connected with the near-end of end effector 1;Drive rod 203 it is provided with inside slender bodies.End effector 1 Including anvil portion 10 and nail kit part 20, wherein, anvil portion 10 and nail kit part 20 are oppositely arranged. Specifically, as shown in Figures 2 and 3, nail kit part 20 includes nail kit base 21 and nail kit assembly, nail kit Assembly includes nail kit 22 and knife assembly 23, the near-end of the drive rod 203 in slender bodies 2 and operation handle Drive mechanism in 3 is in transmission connection, and the far-end of drive rod 203 is in transmission connection with knife assembly 23, and then Make knife assembly 23 can operation handle 3 driving under action so that tissue is cut.
Nail kit assembly is disposable parts, is removably installed on nail kit base 21, is using After surgical operating instrument 100 completes an operation technique, need on nail kit base 21, dismantle nail kit assembly Get off.And knife assembly 23 is as parts during operation technique cut tissue, its blade Sharpness be the key factor affecting surgical quality, therefore, the present embodiment provide surgical operation device In tool 100, when changing nail kit assembly, knife assembly 23 can be changed so that each cutting simultaneously The blade of knife assembly 23 only cuts a tissue, and then ensure that the sharp of knife assembly 23 blade Degree, improves surgical quality, reduces medical-risk.
Preferably, the surgical operating instrument 100 in the present embodiment is chamber mirror stapler.
For ease of the work process of nail kit part and operation principle are described, to nail kit in the present embodiment Part introduces the related notion to end effector and surgical operating instrument during describing, therefore, No longer individually to there is the end effector of above-mentioned nail kit part and having above-mentioned end executor's in literary composition The operation principle of surgical operating instrument is described.
As an embodiment of the present utility model, as shown in Figures 2 and 3, nail kit part 20 includes nail kit Base 21 and nail kit assembly, nail kit assembly includes nail kit 22 and knife assembly 23, and nail kit assembly is removable It is installed on unloading on nail kit base 21.Specifically, as shown in Figure 4, knife assembly 23 includes cutter 231, torr knife rest 232 and Flexible Connector 233, cutter 231 are fixing with torr knife rest 232 to be connected;Bullet Property connector 233 and cutter 231 are fixing is connected, it is preferable that the far-end of Flexible Connector 233 and cutting The near-end of cutter 231 is fixing to be connected, and the near-end of Flexible Connector 233 is free state.Fig. 5 is this enforcement The cross-sectional view of the nail kit part described in example, accordingly, nail kit 22 is provided with cutter groove 221 and ejector pin is sliding Block chute 222.Specifically, cutter groove 221 is arranged on the axis of nail kit 22, ejector pin slide block chute 222 The symmetrical both sides being arranged on cutter groove 221.Preferably, the both sides at cutter groove 221 are respectively symmetrically Two ejector pin slide block chutes 222 are set, as it is shown in figure 5, the cutter 231 of knife assembly 23 can be Sliding in cutter groove 221, the torr knife rest 232 of knife assembly 23 can be slided in ejector pin slide block chute 222 Dynamic.It should be noted that the torr knife rest 232 of knife assembly 23 is preferably symmetricly set on cutter 231 Both sides, but torr knife rest 232 also can be arranged on the both sides of cutter 231, asymmetrically as long as it can Slide in any bar ejector pin slide block chute 222 of cutter groove 221 both sides.In the present embodiment, Owing to the torr knife rest 232 of knife assembly 23 is slidably mounted on nail kit along cutter groove 221 bearing of trend In 22, i.e. torr knife rest 232 is slidably mounted in the ejector pin slide block chute 222 of nail kit 22, and cutter 231 fixing with torr knife rest 232 are connected, and Flexible Connector 233 is fixed with cutter 231 and is connected, therefore, When nail kit assembly is replaced, torr knife rest 232 can be removed while removing nail kit 22 together, from So, it is fixed on torr knife rest 232 due to cutter 231 and Flexible Connector 233 is solid with cutter 231 Fixed connect, when asking knife rest 232 to remove together along with nail kit 22, whole knife assembly 23 the most together with It is removed with nail kit 22, hence in so that the knife assembly 23 of each nail kit assembly is merely able to use once, Ensure that when surgical operating instrument is performed the operation the sharpness of cutter 231 blade in knife assembly 23, thus carry High surgical quality, reduces medical-risk.
In order to improve the stability asking knife rest 232 that cutter 231 are supported in knife assembly 23, it is preferable that Cutter 231 have integral structure with torr knife rest 232.
When drive rod 203 promotes knife assembly 23 end-effector 1 under the driving of operation handle 3 After distal movement completes apparatus percussion, need rollback in slender bodies 2, thus carry out for the percussion of apparatus next time Preparing, in this application, the action in the above-mentioned rollback of drive rod 203 to slender bodies 2 is referred to as drive rod 203 Reset.As alternative embodiment, on the basis of above-described embodiment, in order to make knife assembly 23 can move to the near-end of nail kit 22 along with drive rod 203 when drive rod 203 resets, and then make cutting Knife assembly 23 is also reset to the near-end of nail kit 22 after completing the cutting to tissue, as shown in Figure 6, elastic Connector 233 is in a free state in bending, and the near-end of Flexible Connector 233 is provided with hook 2331; Corresponding ground, the far-end at drive rod 203 is provided with bayonet socket 2031, as shown in Figure 7.Specifically, bullet Property connector 233 hook 2331 can coordinate with the bayonet socket 2031 of drive rod 203, it is preferable that elastic The hook 2331 of connector 233 can be stuck in the bayonet socket 2031 of drive rod 203 so that knife assembly 23 can move along with drive rod 203.
Further, as shown in Figure 8, the near-end at the cutter groove 221 of nail kit 22 is provided with breach 2211, When knife assembly 23 is in initial position, Flexible Connector 233 is positioned at lacking of cutter groove 221 near-end In mouth 2211 so that Flexible Connector 233 is in free state.When nail kit assembly is installed to nail kit base 21 After, drive rod 203 moves to and the proximal contact of cutter 231 to far-end, cuts when drive rod 203 promotes Cutter 231 is along cutter groove 221 when far-end moves, and Flexible Connector 233 is followed cutter 231 and moved Moving and then enter in cutter groove 221, the near-end of Flexible Connector 233 is at cutter groove 221 sidewall Gradually being deformed under effect, the hook 2331 on Flexible Connector 233 enters into the bayonet socket 31 of drive rod 3 In and be connected together with it, it is achieved the connection of knife assembly 23 and drive rod 203.
When drive rod 203 is resetted, due to hook 2331 and the coordinating of bayonet socket 31, cutter group Part 23 moves to the near-end of cutter groove 221 along with drive rod 203, when moving to cutter groove 221 near-end During breach 2211, Flexible Connector 233 returns to free state, as it is shown in figure 9, now, links up with 2331 Departing from the connection with bayonet socket 31, now, drive rod 203 continues to move proximally to, and knife assembly 23 No longer moving proximally to, now knife assembly 23 rests on its reset position, it should be noted that cutting The reset position of knife assembly 23 not its initial position, and be in the far-end of initial position, with reference to Fig. 8 and Fig. 9.After knife assembly 23 moves to its reset position, drive rod 203 continues to move proximally to, and returns To its reset position.
Preferably, on the basis of above-described embodiment, as shown in Figure 10 and Figure 11, above-mentioned nail kit part 2 Also include the safety 24 being arranged on nail kit base 21, wherein, as shown in Figure 10, when cutter group When part 23 is in initial position, knife assembly 23 coordinates to limit safety 24 with safety 24 It is positioned at unblock station.
Above-mentioned nail kit part 2 realizes unlocking safety 24 by the diverse location of knife assembly 23 Station and the conversion of locking station.Specifically, as shown in figure 11, the safety 24 of nail kit part 2 wrap Include block 241 and elastic reset part 243, and block 241 be may be pivotally mounted at the bottom of nail kit by rotating shaft 242 On seat 21;When block 241 is in unblock station, as shown in Figure 10, the far-end of block 241 declines, Near-end rises, and no longer stops drive rod 203, and now drive rod 203 can move to far-end;When block 241 When being in locking station, as in figure 2 it is shown, the far-end of block 241 is in lifting position, near-end is in decline Position, stops drive rod 203, and now drive rod 203 cannot move to far-end;Elastic reset part 243 One end abuts with nail kit base, and the other end abuts with block, when block is in locking station, and elastic reset part 243 are in free state, and when block is in unblock station, elastic reset part 243 is in compressive state.
In above-mentioned nail kit assembly, knife assembly 23 is installed in nail kit 22, when pacifying on nail kit base 21 When loading onto new nail kit assembly, knife assembly 23 makes the block 241 of safety 24 be in unblock station, The drive rod 203 making now surgical operating instrument can move to far-end, and then drives knife assembly 23 Mobile;And when knife assembly 23 moves to the far-end of nail kit 22 under the driving of drive rod 203, cut Cutter assembly 23 progressively disengages and the coordinating, when knife assembly 23 completely disengages from and block 241 of block 241 Between cooperation time, block 241 under the effect of elastic reset part 243 around the shaft 242 rotate to locking work Position;Further, when drive rod 203 moves proximally to, knife assembly 23 can be driven the most proximally Mobile, after knife assembly 23 moves to its reset position, the Flexible Connector 233 of knife assembly 23 The bayonet socket 31 of hook 2331 and drive rod 203 depart from;Drive rod 203 moves proximally to also further Return to its reset position, complete the reset of drive rod 203.Now, due to the reset position of knife assembly 23 The block 241 of safety 24 it is not pressed on setting in the far-end of its initial position, i.e. knife assembly 23 On so that the block 241 of safety 24 is in locking station, and therefore, drive rod 203 is due to insurance dress The stop putting 24 cannot be moved to far-end again, and the most used nail kit assembly can not unlock insurance again, By the most used nail kit assembly after nail kit base 21 is pulled down and before new nail kit assembly is installed, Block 241 will always be in locking station, and now, drive rod 203 can not distally move, it is achieved The safety 24 locking to drive rod 203.
More specifically, in safety 24, the direction of axis line of rotating shaft 242 and the length of cutter groove 221 Direction is vertical, when knife assembly 23 is in initial position, as shown in Figures 2 and 3, and knife assembly Ask the near-end of knife rest 232 to crimp with the far-end of block 241 in 23, i.e. torr knife rest presses blocks 241 232 times Far-end is so that the biasing force that block 241 overcomes elastic reset part 243 rotates to unlocking station;Work as cutting When torr knife rest 232 in knife assembly 23 presses block 241 down, as shown in figure 11, i.e. knife assembly 23 move to far-end and to progressively disengage and the coordinating of block 241, or knife assembly 23 is positioned at reset position, Or nail kit assembly is removed, it is installed on nail kit base without new nail kit assembly, or used nail kit group When part reinstalls on nail kit base, block 241 goes at the bias backspin of elastic reset part 243 Locking station.
Preferably, the far-end of block 241 is provided with guide face, it is allowed to drive rod 203 slips over block 241 and returns to drive The initial position of lever 203.
Preferably, above-mentioned elastic reset part 243 can be spring, it is also possible to for spring leaf etc., as long as can There is provided biasing force for block 241, repeat no more here.
In a kind of preferred implementation, as depicted in figure 5 and figure 12, nail kit assembly also includes ejector pin slide block 223, Nail kit is provided with ejector pin slide block chute 222, and ejector pin slide block 223 can slide in ejector pin slide block chute 222, holds in the palm cutter Frame 232 is slidably matched with ejector pin slide block chute 222, and ejector pin slide block 223 is positioned at the far-end of knife assembly.
So, drive rod 203 is driving torr knife rest 232 and cutter 231 by Flexible Connector 233 When far-end moves, knife assembly 23 promotes ejector pin slide block 223 to move to far-end.
Further, as shown in Fig. 3 and Figure 13, nail kit assembly also includes being supported in propping up outside nail kit 22 Blade 224, and the near-end of support chip 224 leans out nail kit 22 with when knife assembly 23 is in initial position Knife assembly 23 is supported.
Obviously, those skilled in the art this utility model embodiment can be carried out various change and modification and Without departing from spirit and scope of the present utility model.So, if these amendments of the present utility model and modification belong to Within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise this Including a little changes and modification.

Claims (16)

1. the nail kit part of the end effector of a surgical operating instrument, including nail kit base and nail kit assembly, described nail kit assembly includes nail kit and knife assembly, it is characterised in that, described nail kit assembly is removably installed in described nail kit base, and described nail kit is provided with cutter groove;Described knife assembly includes cutter and torr knife rest, fixes and be connected in described cutter are arranged at the cutter groove of described nail kit and with described torr knife rest, and described torr knife rest is slidably mounted in described nail kit along the bearing of trend of described cutter groove.
Nail kit part the most according to claim 1, it is characterised in that described cutter and described torr knife rest have integral structure.
Nail kit part the most according to claim 1, it is characterised in that described knife assembly farther includes Flexible Connector, described Flexible Connector is fixing with the near-end of described cutter to be connected.
Nail kit part the most according to claim 3, it is characterised in that the near-end of described nail kit forms the width breach more than described cutter well width;Described Flexible Connector in a free state in bending and end formed hook, and:
After described Flexible Connector enters described cutter groove, described Flexible Connector produces the bayonet socket mounting that deformation is provided with the drive rod far-end with surgical operating instrument under the effect of described cutter groove;
When described drive rod resets, described knife assembly is under described drive rod effect during mobile extremely described breach, and described Flexible Connector departs from the described bayonet socket of described drive rod.
5. according to the arbitrary described nail kit part of claim 1-3, it is characterized in that, being additionally provided with safety on described nail kit base, when described knife assembly is in initial position, described knife assembly coordinates described safety are limited in unblock station with described safety.
Nail kit part the most according to claim 4, it is characterized in that, being additionally provided with safety on described nail kit base, when described knife assembly is in initial position, described knife assembly coordinates described safety are limited in unblock station with described safety.
Nail kit part the most according to claim 6, it is characterised in that described safety include block and elastic reset part, described block may be pivotally mounted to described nail kit base by rotating shaft, locks described drive rod when described block is in locking station;The locking to described drive rod is released when described block is in and unlocks station;Described elastic reset part coordinates the active force thinking that described block provides steering locking station with described nail kit base and described block.
Nail kit part the most according to claim 7, it is characterized in that, when described knife assembly is in described initial position, described knife assembly coordinates with described block so that described block is in unblock station, when described knife assembly departs from and when coordinating of described block, described block goes to lock station at the effect backspin of described elastic reset part.
Nail kit part the most according to claim 8, it is characterized in that, in described safety, the axial line of described rotating shaft is vertical with the length direction of described cutter groove, when described knife assembly is in described initial position, the described torr knife rest of described knife assembly compresses described block so that described block is locked in unblock station.
10. according to the arbitrary described nail kit part of claim 7-9, it is characterised in that described elastic reset part is spring or spring leaf.
11. nail kit parts according to claim 9, it is characterised in that along described nail kit near-end towards the direction of far-end, the length of the described breach of described nail kit near-end is more than the crimping length of described torr knife rest with described block.
12. according to the nail kit part described in claim 1 or 7, it is characterized in that, described nail kit assembly also includes ejector pin slide block, described nail kit is provided with the ejector pin slide block chute extended along its length, described ejector pin slide block coordinates with described ejector pin slide block slide, and described torr knife rest is arranged on the nearside of described ejector pin slide block and coordinates with described ejector pin slide block slide.
13. nail kit parts according to claim 1, it is characterized in that, described nail kit assembly also includes being supported in the support chip outside described nail kit, and the near-end of described support chip leans out described nail kit to be supported knife assembly when described knife assembly is in initial position.
14. 1 kinds of end effectors, including anvil portion, it is characterised in that also include that the nail kit part as described in any one of claim 1-13, described anvil portion and described nail kit part are oppositely arranged.
15. 1 kinds of surgical operating instruments, including operation handle and slender bodies, the near-end of described slender bodies is installed on described operation handle, it is provided with drive rod in described slender bodies, it is characterized in that, also include end effector as claimed in claim 14, in described end effector, the near-end of nail kit part is installed on the far-end of described slender bodies, and the near-end of anvil portion is installed on the far-end of described slender bodies.
16. surgical operating instruments according to claim 15, it is characterised in that described surgical operating instrument is chamber mirror stapler.
CN201521130334.7U 2015-12-28 2015-12-28 End effector and nail casket part, surgery surgical instruments thereof Withdrawn - After Issue CN205458859U (en)

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Application Number Priority Date Filing Date Title
CN201521130334.7U CN205458859U (en) 2015-12-28 2015-12-28 End effector and nail casket part, surgery surgical instruments thereof

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Application Number Priority Date Filing Date Title
CN201521130334.7U CN205458859U (en) 2015-12-28 2015-12-28 End effector and nail casket part, surgery surgical instruments thereof

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CN205458859U true CN205458859U (en) 2016-08-17

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106913362A (en) * 2015-12-28 2017-07-04 瑞奇外科器械(中国)有限公司 End effector and its nail kit part, surgical operating instrument
CN109984788A (en) * 2017-12-29 2019-07-09 江苏风和医疗器材股份有限公司 Knife rest and surgical cutting anastomat thereof
WO2024011915A1 (en) * 2022-07-13 2024-01-18 杭州迈瑞医疗科技有限公司 Surgical instrument and staple cartridge assembly
WO2024011470A1 (en) * 2022-07-13 2024-01-18 武汉迈瑞医疗技术研究院有限公司 Surgical instrument, anastomotic device and staple bin assembly

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106913362A (en) * 2015-12-28 2017-07-04 瑞奇外科器械(中国)有限公司 End effector and its nail kit part, surgical operating instrument
CN109984788A (en) * 2017-12-29 2019-07-09 江苏风和医疗器材股份有限公司 Knife rest and surgical cutting anastomat thereof
WO2024011915A1 (en) * 2022-07-13 2024-01-18 杭州迈瑞医疗科技有限公司 Surgical instrument and staple cartridge assembly
WO2024011470A1 (en) * 2022-07-13 2024-01-18 武汉迈瑞医疗技术研究院有限公司 Surgical instrument, anastomotic device and staple bin assembly

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Address after: 300457 Tianjin Binhai New Area Economic and Technological Development Zone, Fourth Street, No. 5, block B, floor 4

Patentee after: Tianjin Ricky surgical instruments Limited by Share Ltd

Address before: 300457 Tianjin Binhai New Area Economic and Technological Development Zone, Fourth Street, No. 5, block B, floor 4

Patentee before: Reach Surgical Instrument (China) Co.,Ltd.

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Granted publication date: 20160817

Effective date of abandoning: 20190614