CN106061403B - Surgical fastener for loading surgical fastener applies instrument and equipment - Google Patents
Surgical fastener for loading surgical fastener applies instrument and equipment Download PDFInfo
- Publication number
- CN106061403B CN106061403B CN201480076402.8A CN201480076402A CN106061403B CN 106061403 B CN106061403 B CN 106061403B CN 201480076402 A CN201480076402 A CN 201480076402A CN 106061403 B CN106061403 B CN 106061403B
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- Prior art keywords
- drive shaft
- trigger
- gear
- switch
- surgical fastener
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/064—Surgical staples, i.e. penetrating the tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/064—Surgical staples, i.e. penetrating the tissue
- A61B2017/0647—Surgical staples, i.e. penetrating the tissue having one single leg, e.g. tacks
- A61B2017/0648—Surgical staples, i.e. penetrating the tissue having one single leg, e.g. tacks threaded, e.g. tacks with a screw thread
Abstract
A kind of surgical fastener application instrument, including rotatable drive shaft and handle assembly.Handle assembly includes handle housing and the trigger for being attached to handle housing.Surgical fastener trigger mechanism and surgical fastener loader mechanism are configured to switchably couple with drive shaft.Switch is attached to one in driving mechanism or loader mechanism.Switch can move between transmitting position and " loaded " position.In transmitting position, trigger mechanism is attached to drive shaft, and loader mechanism does not couple with drive shaft, so that drive shaft rotates along a first direction in trigger-actuated.In " loaded " position, loader mechanism is attached to drive shaft, and trigger mechanism does not couple with drive shaft, so that drive shaft is rotated in a second direction in trigger-actuated.
Description
Technical field
This disclosure relates to a kind of surgical instruments for implementing surgical procedure, equipment and/or system and its application method.More
Specifically, this disclosure relates to a kind of surgical fastener bringing device for implementing surgical procedure, equipment and/or system, energy
Enough selectively to load disposable loading unit, the disposable loading unit accommodates absorbable or permanent surgery fastening
Part.
Background technique
Various surgical procedures are required to fastener being applied to tissue to form tissue fastener or be fixed to target
The instrument of tissue.For example, hernia repairing during, it is often desired to be that mesh is fastened to bodily tissue.Certain hernias (such as
Direct or indirect indirect inguinal hernia) in, a part of intestines is prominent by the defect portion in stomach wall, to form hernical sac.The defect portion can
To utilize open surgery program patch, in open surgery program, relatively large notch is made, and hernia is sealed by suturing
It closes outside stomach wall.Mesh is attached in the opening in stomach wall using suture, to provide humidification.
It at present can be with minimally invasive (for example, endoscope or laparoscope) surgical procedure come repairing hernia.In abdominal cavity
In mirror program, implement operation in abdomen by small notch, and in endoscopic procedure, it is intracorporal by being inserted into body by small notch
Narrow endoscope tube or intubation are to implement to perform the operation.Laparoscope and endoscopic procedure are usually using long and narrow instrument, the length
And narrow instrument can reach the intracorporal remote areas of body and be configured to be inserted into passed through notch or Guan Laimi using them
Envelope.In addition, instrument allows for long-range (that is, outside body) actuating.
Currently, the minimally invasive surgical technique for hernia repairing is using surgical fastener (for example, surgical tack, suture
Nail and clip) mesh is fixed to tissue, to provide enhanced portion and structure for promoting tissue ingrowth.Surgery is tight
Firmware is applied to mesh frequently by the elongated instrument for conveying and is manipulated outside body cavity.
In some programs, it may be necessary to permanent fastener, and in other programs, it may be necessary to it is bioabsorbable
Fastener, or need both permanent fastener and bioabsorbable fastener simultaneously.Laparoscope or endoscope device
Tool is usually mounted with permanent fastener or bioabsorbable fastener.In addition, these laparoscopes or endoscopic instrument are logical
Often it is disposed after surgical procedure.
Therefore, it is needed exist for for endoscope or laparoscopic surgery equipment, the endoscope or laparoscope
Surgical device can reuse after sterilisation and surgical fastener of reloading.
Summary of the invention
This disclosure relates to the surgical device for executing surgical procedure.Surgical device is mounted with load units, load units
It is mounted with absorbable or permanent surgical fastener.
According to one aspect of the disclosure, a kind of surgical fastener application instrument is provided.Surgical fastener applies instrument
Including rotatable drive shaft, the rotatable drive shaft has proximal end and distal end.Surgical fastener applicator
Tool further includes handle assembly and the elongated load units for being attached to handle assembly.Handle assembly includes handle housing and operatively
It is attached to the trigger of handle housing, the trigger is used to activate loading and the transmitting of surgical fastener.Surgical fastener hair
Arrangement of mechanism is penetrated in handle housing.Trigger mechanism is configured to couple with the proximal end of drive shaft, and can be by trigger
Actuating.Surgical fastener loader mechanism is arranged in handle housing.Loader mechanism is configured to couple with the proximal end of drive shaft,
And it can be by trigger-actuated.
Switch one for being movably arranged in handle housing and being operatively coupled in driving mechanism and loader mechanism
It is a.Switch can move between transmitting position and " loaded " position.In transmitting position, trigger mechanism is attached to the close of drive shaft
Side end, and loader mechanism does not couple with the proximal end of drive shaft, so that drive shaft is in trigger-actuated along first
Direction rotates.In " loaded " position, loader mechanism is attached to the proximal end of drive shaft, and trigger mechanism not with drive shaft
Proximal end connection, so that drive shaft is rotated in a second direction in trigger-actuated.
Elongated load units include the outer tube for being attached to the handle housing and the inner tube being rotatably disposed in outer tube.
Inner tube has the proximal end for the distal end for being attached to drive shaft.The distal end of inner tube is configured to for being in dress in switch
Surgical fastener is loaded in inner tube and is used for when switch is in transmitting position outside inner tube transmitting when in load position
Section's fastener.
In embodiment, drive shaft may include the gear for being non-rotatably arranged in its proximal end.Trigger mechanism can
To include the gear inner face for engaging connection with the gear of drive shaft when switch is in transmitting position.Loader mechanism may include
The gear inner face of connection is engaged with the gear of drive shaft when switch is in " loaded " position.
In other embodiments, switch may include being slidably engaged with handle housing and being oriented transverse to drive shaft
Bar.Switch can also include the first actuator and the second actuator.First actuator can be fixed on the first end of the bar
Part.First actuator can be prominent from the first cross side of handle housing.Second actuator can be fixed on the of the bar
Two end sections.Second actuator can be protruded from second cross side opposite with first cross side of handle housing.
It is contemplated that switch may include the first nut and spiral shell for being threadably engaged to the first end part of the bar
Line is bonded to the second nut of the second end part of the bar, allows the switch in locked configuration and non-locking configuration
Between switch.In locked configuration, switch is fixed relative to handle housing.In non-locking configuration, switch can be relative to handle
The sliding of hand shell.
In embodiment, handle housing can also include the gear inner face and trigger mechanism by trigger and loader mechanism
The gear train of gear inner face interconnection.The gear inner face of trigger mechanism can rotate along a first direction when by trigger-actuated,
To emit surgical fastener from elongated load units.The gear inner face of loader mechanism can also be when by trigger-actuated along
One direction rotates, and surgical fastener is loaded into elongated load units.
In the other aspects of the disclosure, the inner tube of elongated load units can be limited through chamber therein.Inner tube it is remote
Side end may include a pair of opposite fork longitudinally extended, and the fork limits a pair of opposite recess longitudinally extended.
Outer tube can have the screw being arranged in its chamber.Each surgical fastener may include head portion and threaded
Body portion, the head portion limit a pair of opposite radial external screw thread and a pair of opposite radial recess.Each head
The pair of radial recess divided can receive the corresponding fork of said inner tube.Each head portion it is the pair of opposite
Radial external screw thread can be prominent from the pair of opposite recess longitudinally extended of said inner tube and engages the outer tube
Internal spiral threads.
According to another aspect of the present disclosure, a kind of handle assembly of surgical fastener application instrument is provided.Handle assembly
Including handle housing.It is attached to trigger operation handle housing, for activating loading and the transmitting of surgical fastener.Surgery is tight
Firmware trigger mechanism is arranged in handle housing, is configured to couple with the proximal end of rotatable drive shaft and can be by touching
Send out device actuating.Surgical fastener loader mechanism is arranged in handle housing, be configured to couple with the proximal end of drive shaft and
It can be by trigger-actuated.
Switch is movably arranged in handle housing and is attached to one in trigger mechanism and loader mechanism.Switch energy
It is enough to be moved between transmitting position and " loaded " position.In transmitting position, trigger mechanism is attached to the proximal end of drive shaft, dress
Mounted mechanism does not couple with the proximal end of drive shaft, so that drive shaft rotates along a first direction in trigger-actuated.It is filling
It carries in position, loader mechanism is attached to the proximal end of drive shaft, and trigger mechanism does not couple with the proximal end of drive shaft, makes
Drive shaft is obtained to be rotated in a second direction in trigger-actuated.
In embodiment, drive shaft may include the gear for being non-rotatably arranged in its proximal end.Trigger mechanism can
To include the gear inner face for engaging connection with the gear of drive shaft when switch is in transmitting position.Loader mechanism may include
The gear inner face of connection is engaged with the gear of drive shaft when switch is in " loaded " position.
In some aspects of the disclosure, switch may include being slidably engaged with handle housing and being oriented transverse to drive
The bar of moving axis.Switch may include the first actuator for being fixed on the first end part of the bar.First actuator is from handle
First cross side of shell is prominent.Switch can also include the second actuator for being fixed on the second end part of the bar.The
Second cross side opposite with first cross side of two actuators from handle housing is prominent.
In some embodiments, switch may include be threadably engaged to the first end part of the bar the first nut and
It is threadably engaged to the second nut of the second end part of the bar, so that switch is cut between locked configuration and non-locking configuration
It changes.In locked configuration, switch is fixed relative to handle housing.In non-locking configuration, switch can be relative to handle housing
Sliding.
Handle housing can also include that the gear inner face of the gear inner face and trigger mechanism by trigger and loader mechanism is mutual
Gear train even.The gear inner face of trigger mechanism can rotate along a first direction when by trigger-actuated.Loader mechanism
Gear inner face can rotate when by trigger-actuated along the second direction opposite with first direction.
According to the another aspect of the disclosure, a kind of surgical fastener charging appliance is provided.Charging appliance includes platform, drives
Moving axis, third gear and loading stage.Platform has first end and the second end.Drive shaft, which has, is rotatably arranged on platform
First end first end and be rotatably arranged on platform the second end the second end.The first end of drive shaft
Including first gear and the crank for being attached to first gear.The second end of drive shaft includes second gear.Third gear and
The engagement of one gear is connected and is configured to for connecting with the proximal end of the elongated load units for accommodating surgical fastener.
Loading stage is arranged in the second end of platform.Loading stage includes the 4th gear, the second gear of the 4th gear and drive shaft
Engagement connection.Loading stage further includes the first driven shaft extended from the 4th gear and relative to first driven shaft non-rotatable the
Two driven shafts.Second driven shaft be threaded io the first driven shaft of loading stage and be configured to for multiple surgical fasteners
Engagement.The actuating of crank translates the second driven shaft of loading stage towards the first end of platform, by multiple surgical fasteners
It is loaded into the chamber of elongated load units.
In embodiment, second driven shaft can be slidably disposed in the frame of loading stage.
According to the another aspect of the disclosure, another embodiment of surgical fastener charging appliance is provided.Charging appliance packet
Include platform, drive shaft, third gear and loading stage.Platform has first end and the second end.Drive shaft has rotatably
It is arranged in the first end of the first end of platform and is rotatably arranged on the second end of the second end of platform.Drive shaft
First end include first gear and the crank for being attached to first gear.The second end of drive shaft includes second gear.The
Three gears are engaged with first gear to be connected and is configured to for close with the elongated load units for accommodating surgical fastener
Side end connection.Loading stage is arranged in the second end of platform.Loading stage includes the 4th gear, the 4th gear and drive shaft
Second gear engage connection.4th gear configurations are fastened with multiple surgeries for being disposed therein at being non-rotatably attached to
The surgical fastener storehouse of part.The actuating of crank makes the elongated load units for being connected to third gear and is attached to the outer of the 4th gear
Section's fastener cartridge rotates simultaneously, by surgical fastener from the chamber that surgical fastener storehouse is transferred to elongated load units.
In embodiment, loading stage may include the outer tube for being attached to the 4th gear.Outer tube, which can have, is arranged in its chamber
In screw, the chamber is configured to slidably receive inner tube, and said inner tube has the multiple surgeries fastening being disposed therein
Part.Surgical fastener can be driven out by the rotation of outer tube along distal direction from the inner tube in surgical fastener storehouse, and be entered
Into load units.
The further details and aspect of the exemplary embodiment of the disclosure are described more fully below with reference to attached drawing.
Detailed description of the invention
Example is described implementation of the disclosure herein with reference to attached drawing, in which:
Fig. 1 is the side view for applying the embodiment of instrument according to the surgical fastener of the disclosure；
Fig. 2 is the rearview that surgical fastener shown in FIG. 1 applies instrument；
Fig. 3 is the sectional perspective view for removing the surgical fastener shown in FIG. 1 application instrument of part；
Fig. 4 is the sectional perspective view that surgical fastener shown in FIG. 1 applies instrument；
Fig. 5 is the front view that surgical fastener shown in FIG. 1 applies instrument, and switch is disposed in transmitting position
In；
Fig. 6 is the front view that surgical fastener shown in FIG. 1 applies instrument, and switch is disposed in " loaded " position
In；
Fig. 7 is the perspective view for the load units that surgical fastener applies instrument, wherein outer tube is removed from load units
And coil, it is shown that the surgical fastener separated with load units；
Fig. 8 is the perspective view for the load units that surgical fastener applies instrument, wherein outer tube is removed from load units
And coil, it is shown that the surgical fastener being loaded in the load units；
Fig. 9 is the cross section view for the load units that the surgical fastener obtained by the section line 9-9 of Fig. 1 applies instrument
Figure shows the load units during surgical fastener applies the transmitting stroke of instrument and loads stroke；
Figure 10 is that the surgical fastener of Fig. 1-6 applies the perspective view of instrument, shows surgical fastener in load units
Loading；
Figure 11 is for the perspective view in the surgical fastener according to used in the surgical fastener of disclosure application instrument；
Figure 12 is the side view for the surgical fastener being shown in FIG. 11；
Figure 13 shows the surgical fastener for the disclosure for being secured in position asurgical mesh；
Figure 14 is the perspective view according to the embodiment of the charging appliance of the disclosure；With
Figure 15 is the perspective view according to another embodiment of the charging appliance of the disclosure.
Specific embodiment
The surgical fastener that the disclosure is described in detail with reference to the accompanying drawings applies the embodiment of instrument and charging appliance, wherein
In each pair of this several drawings, same appended drawing reference indicates identical or corresponding element.Term as used herein is " remote
Side " refer to surgical fastener apply instrument further from those of user part, and term " nearside " refers to that surgery is tight
Firmware apply instrument closer to those of user part.
Turning now to Fig. 1-10, it is total to apply instrument in the surgical fastener of surgical tack applicator or hobnail device form
200 are shown as on body.Hobnail applicator 200 includes handle assembly 210 and removable elongated load units 300 (for example, one
Secondary property load units SULU), the elongated load units extend from the hoop 280 of handle assembly 210.Load units 300 construct
At with multiple loadings or the hobnail 100 that are packaged in load units, as 1-13 is described in detail referring to Fig.1, and
Load units are configured to selectively discharge or emit the multiple hobnail from load units via the actuating of trigger 214
100。
As illustrated in fig. 1 and 2, handle assembly 210 includes handle housing 212, trigger 214, switch 250 and makes handle shell
The hub 280 that body 212 and load units 300 interconnect.Handle housing 212 is by the first half part or the first lateral side 212a and the second half
Part or the second lateral side 212b interlink to be formed.The the first half part 212a and the second half part 212b of handle housing 212
Method known to those skilled in the art can be used to interlink, including but not limited to ultrasonic welding, fastener are (that is, spiral shell
Nail) etc..The the first half part 212a and the second half part 212b of handle housing 212 interlink, so that setting between them
Set fluid-tight sealing.
Handle housing 212 defines the fixation handle portion 216 with free end 216a.Handle assembly 210 includes triggering
Device 214, the trigger are operatively coupled to handle housing 212 in the pivoted position being arranged in handle housing 212, use
Loading and transmitting in actuating surgical fastener (for example, hobnail 100).Trigger 214 includes free end 214a, works as trigger
214 in extending or when unactuated state, the free end and fixation handle portion 216 are spaced a distance.Trigger 214 wraps
Hub switch side 214b is included, which extends and extend to handle housing 212 by the side of handle housing 212
In.
Fluid-tight sealing can be set between the hub switch side 214b and handle housing 212 of trigger 214.According to this
Open, the hub switch side 214b and handle in trigger 214 can be used in X ring including O-ring etc. or the like (not shown)
Between shell 212.
As shown in Figures 3 and 4, handle assembly 210 supports the gear train 220 in handle housing 212.Gear train 220 includes driving
Moving gear 222, driving gear are keyed to or are non-rotatably connected to the hub switch side 214b of trigger 214.Drive gear 222
It is dual gear, including the first driving gear 222a and the second driving gear 222b.First driving gear 222a can be fan-shaped
Gear or similar form have and are formed along its radially outward edge and prolonged along the arc length of the first driving gear 222a
The multiple gear teeth stretched.Second driving gear 222b also defines the multiple gear teeth formed along its radially outward edge.
Gear train 220 further includes the driving gear component 224 being pivotally supported in handle housing 212.Transmission gear
Component 224 is triple gear, including the first transmission gear 224a, the second transmission gear 224b and third transmission gear 224c, this
Three is pivotally supported on shared pivot.First transmission gear 224a can in pinion gear or it is similar in the form of, tool
There is the gear teeth 222a formed along its radially outward edge and with the first driving gear 222a1The multiple gear teeth being engaged
224a1.Second transmission gear 224b can with fan-shaped gear or similar form, have along its radially outward edge formed and
The multiple gear teeth 224b extended along the arc length of the second transmission gear 224b1.Third transmission gear 224c can be in small
Gear or similar form have and are formed along its radially outward edge and connect with the gear tooth engagement of the second driving gear 222b
The multiple gear teeth closed.
Gear train 220 further include pivotably and on the circular bar shape bar 227 that is slidably supported in handle housing 212 from
Clutch gear 226.Clutch gear 226 can in pinion gear or it is similar in the form of, have along its radially outward edge formed simultaneously
And the gear teeth 224b with the second transmission gear 224b1The multiple gear teeth 226a being engaged.
Handle housing 212 further includes the surgical fastener trigger mechanism 228a and surgical fastener loading machine being arranged therein
Structure 228b.Gear train 220 interconnects both trigger mechanism 228a and loader mechanism 228b and trigger 224, so that trigger mechanism
228a and loader mechanism 228b can be activated in actuating trigger 214.Trigger mechanism 228a includes in first bevel gear
The gear inner face of 230a form, first bevel gear is pivotable and is slidably supported on the bar or axis 227 of switch 250, as follows
Described in text.In some embodiments, first bevel gear 230a in crown gear or it is similar in the form of.First bevel gear 230a with from
The first side 226a non-rotatably engagement/association of clutch gear 226, so that first bevel gear 230a and clutch gear 226
It rotates together.First bevel gear 230a is also pivotally supported on the first actuator 252 of switch 250, as follows more detailed
As carefully describing.It is contemplated that first bevel gear 230a can be with the first actuator 252 of switch 250 non-rotatably
It is fixed together, so that the first actuator 252 rotates together with first bevel gear 230a.
With continued reference to Fig. 3 and 4, loader mechanism 228b includes the gear inner face in second bevel gear 230b form, the second cone
Gear is pivotable and is slidably supported on the bar 227 of switch 250.Second bevel gear 230b is along bar 227 relative to first
Bevel gear 230a is spaced apart, so that the gear teeth of second bevel gear 230b is oriented in the gear teeth in face of first bevel gear 230a
Direction.Second bevel gear 230b and second side 226b of clutch gear 226 non-rotatably engagement/be associated with, so that clutch
Gear 226 non-rotatably interconnects first bevel gear 230a and second bevel gear 230b.In this way, first bevel gear 230a
It is rotated together when being activated by trigger 214 along identical direction with second bevel gear 230b.Second bevel gear 230b can revolve
It is supported on the second actuator 254 of switch 250 with turning, as described in more detail below.It is contemplated that the second cone tooth
Wheel 230b can be non-rotatably secured to together with the second actuator 254 of switch 250, so that the second actuator 254 and the
Two bevel gear 230b rotate together.
As described above, handle assembly 210 includes switch 250.Switch 250 is configured to for making hobnail applicator 200 exist
Switch between surgical fastener emission mode and surgical fastener loading pattern, as described in more detail below.Switch
250 are movably arranged in handle housing 212 and are operatively coupled to first bevel gear 230a and second bevel gear 230b
In one, enable switch 250 that bevel gear 230a, 230b is made to translate the shape that engages at the pinion gear 276 with drive shaft 270
State or the state for disconnecting engagement, thus make hobnail applicator 200 in surgical fastener emission mode and surgical fastener
Switch between loading pattern.
As being clearly shown in Fig. 3-6, switch 250 includes bar or axis 227, the bar or axis and handle housing 212
It is sliding engaged and is oriented transverse to drive shaft 270, as described below.Bar 227 has the first cross from handle housing 212
To side 212a first end part 227a outstanding and from the second end portion outstanding the second cross side 212b of handle housing 212
Divide 227b.First end part 227a and the second end part 227b has threaded outer surface, for the spiral shell with switch 250
Female 262a, 262b are threadedly engaged.
Switch 250 includes the first actuator 252 for adjoining the first end part 227a of bar 227 and fixing.First actuator
252 is prominent from the first cross side 212a of handle housing 212.First actuator 252 includes disc shaped base (not shown) and from disk
The arm 252a that shape base portion extends is designed to and is suitable for being activated by surgical hand.The base portion of first actuator 252 is wherein
Centre gangway is limited, the first end part 227a of bar 227 is made to extend through the centre gangway.Arm 252a includes along actuating
The base portion of device 252 is spaced apart and from base portion vertically the first column 256 outstanding and the second column 258 and the first column 256 of connection
With the bridgeware 260 of the second column 258.
Switch 250 includes the second actuator 254 for adjoining the second end part 227b of bar 227 and fixing.Second actuator
254 is prominent from the second cross side 212b of handle housing 212.Second actuator 254 includes the disk being arranged in handle housing 212
Shape base portion 255 (Fig. 4) and the arm 252b extended from disc shaped base are designed to and are suitable for being activated by surgical hand.Actuating
The base portion 255 of device 254 limits centre gangway wherein, so that the second end part 227b of bar 227 is extended through the center logical
Road.Arm 252b includes being spaced apart along the base portion 255 of actuator 252 and from base portion vertically the first column 257 outstanding and the
Two columns 259 and the bridgeware 261 for connecting the first column 257 and the second column 259.
Switch 250 further includes that the first nut 262a for being threadably engaged to the first end part 227a of bar 227 and screw thread connect
It is connected to the second nut 262b of the second end part 227b of bar 227.Nut 262a, 262b can be used for that switch 250 is made to exist
Switch between locked configuration and non-locking configuration, in locked configuration, switch 250 is fixed relative to handle housing 212, in non-lock
Determine in configuration, switch 250 can be slided relative to handle housing 212.
In order to realize locked configuration, at least one of nut 262a, 262b relative to bar 227 end sections 227a,
227b is rotated in a clockwise direction, so that one in nut 262a, 262b is towards corresponding the first and second of handle housing 212
Lateral side 212a, 212b axial translation simultaneously engages.In locked configuration, prevent switch 250 from " loaded " position or transmitting
Position unexpectedly moves from, as described below.
In order to realize non-locking configuration, the end sections of at least one of nut 262a, 262b relative to bar 227
227a, 227b are rotated in the counterclockwise direction so that one in nut 262a, 262b far from handle housing 212 the first side to
Side 212a and/or the second lateral side 212b axial translation simultaneously disconnect engagement.In non-locking configuration, switch 250 can be
It is moved between transmitting position and " loaded " position, in transmitting position, hobnail 100 is in actuating trigger 214 from load units 300
Transmitting, in " loaded " position, hobnail 100 can be loaded or be packaged into load units 300 in actuating trigger 214, such as
As more fully hereinafter describing.
With continued reference to Fig. 3 and 4, hobnail applicator 200 include rotatable drive shaft 270, the drive shaft across hoop 280
Proximal end 282 and distal end 284 between.Drive shaft 270 is oriented orthogonal to the bar 227 of switch 250.Drive shaft 270
With proximal end 272 and distal end 274.The proximal end 272 of drive shaft 270 is arranged in the distal end portion of handle housing 212
In portion and between first bevel gear 230a and second bevel gear 230b.Drive shaft 270 includes gear, for example including non-rotatable
Ground is arranged in the pinion gear 276 at its proximal end 272.The distal end 274 of drive shaft 270 and the nearside of load units 300
End connection.Torque is transferred to load units 300 from first bevel gear 230a or second bevel gear 230b by drive shaft 270, with
It is to be in " loaded " position in transmitting position and emit hobnail 100 from load units 300 or will put down according to switch 250
Head nail 100 is loaded/is packaged into load units 300.
When in use, wherein switch 250 is placed in transmitting position as shown in Figure 5, first bevel gear 230a operatively joins
It is connected to the first radial side of the pinion gear 276 of drive shaft 270, the second radial side of second bevel gear 230b and pinion gear 276 is not
Connection, so that first bevel gear 230a first direction shown in arrow " A " along Fig. 3 rotates in actuating trigger 214, with
Along the rotation of the driving of direction shown in arrow in Fig. 3 " B " drive shaft 270.Drive shaft 270 can be caused along the rotation of direction " B "
Emit hobnail 100 from load units 300, as described below.
As shown in fig. 6, wherein switch 250 is placed in " loaded " position, second bevel gear 230b is operatively coupled to drive
Second radial side of the pinion gear 276 of axis 270, first bevel gear 230a do not couple with the first radial side of pinion gear 276, so that
In actuating trigger 214, second bevel gear 230b is rotated along direction " A ", along arrow in Fig. 3 opposite with direction " B "
The rotation of the driving of direction shown in " C " drive shaft 270.Drive shaft 270 can cause hobnail 100 to fill along the rotation of direction " C "
It is downloaded in load units 300, as described below.
Hobnail 200 further includes hoop that is rotatable and being removedly supported in handle housing 212 or lasso 280.Hoop 280
Limit the distal openings 286 axially aligned with drive shaft 270.Hoop 280 has the close of the distal end for being connected to handle housing 212
Side end 282 and the distal end 284 detachably connected with load units 300.In some embodiments, load units 300
It is fixedly connected to the distal end 284 of hoop 280.
Turning now to Fig. 7-9, as shown here, load units 300 include outer tube 310, are rotatably disposed within outer tube
Inner tube 320 in 310, the guidance coil being arranged between outer tube 310 and inner tube 320 or spring 330 and it is loaded in inner tube 310
In multiple surgical fasteners or hobnail 100.
The outer tube 310 of load units 300 includes proximal end part 310a and distal end portion 310b, and is limited logical
Cross chamber 310c therein.Load units 300 further include being fixedly placed in at least distal end portion 310b of outer tube 310
Guide coil or spring 330.
Load units 300 further include the inner tube 320 being rotatably disposed in coil 330.Inner tube 320 includes proximal end
Part 320a and distal end portion 320b with spline, and limit and pass through chamber 320c therein.Proximal end part 320a
Non-rotatably couple with drive shaft 270, so that via the rotation of drive shaft 270 caused by actuating trigger 214 (such as institute above
State) cause inner tube 320 to rotate.
The distal end portion 320b of inner tube 320 has slit, to define a pair of opposite fork 320b1And a pair
Opposite channel or recess 320b2.The distal end portion 320b of inner tube 320 can receive multiple hobnail 100 wherein.It is special
Not, hobnail 100 is loaded onto load units 300, so that a pair of opposite threaded section 112a of hobnail 100,
112b extends through the respective notches 320b of the distal end portion 320b of inner tube 3202And it is slidably disposed at coil 330
Groove in, and make the pair of fork 320b of the distal end portion 320b of inner tube 3201It is arranged in anchoring piece 100
A pair of of band slit section 116a, 116b in.
When in use, when by actuating trigger 214 make inner tube 320 around its longitudinal axis relative to coil 330 revolve
When turning, this of inner tube 320 is to fork 320b1Rotation is transferred to hobnail 100 and due to the spiral head spiral shell of hobnail 100
Line 114a, 114b (Figure 11-13) are engaged with coil 330 and hobnail 100 are made to advance distad or to nearside.
In operation, hobnail applicator 200 can be set in hobnail application mode or can be set at flat
In head nail loading pattern.Such as, if it is desired to hobnail 100 is loaded into the load units 300 of hobnail applicator 200,
Then manner described above not locking switch 250.In the case where switch 250 is in unlocked configurations, switch 250 is along Fig. 5
Direction shown in middle arrow " D " moves from the second lateral side 212b of handle housing 212, translates or slide into the first lateral side
212a, so that first bevel gear 230a does not couple with the pinion gear 276 of drive shaft 270 and engages second bevel gear 230b
The pinion gear 276 of drive shaft 270.A rotation in the case where switch 250 is in " loaded " position, in nut 262a, 262b
Turn, by the capture of handle housing 212 between nut 262a, 262b, so that switch 250 be made to be placed in locked configuration, thus prevents
Only switch 250 is moved from from " loaded " position.
In the case where switch 250 is locked in " loaded " position, hobnail applicator 200 is manipulated, so that load units
300 distal end 324 is engaged with the hobnail 100 in hobnail packaging 101, as shown in Figure 10.In hobnail applicator 200
On keep down power while, activate hobnail applicator 200 trigger 214, cause drive gear 222 rotate.Work as drive
When moving gear 222 rotates, driving gear 222 causes the first transmission gear 224a and third transmission gear 224c to revolve around its pivot
Turn.Second transmission gear 224b rotates together with first and third transmission gear 224a, 224c, and clutch gear 226 is caused to enclose
Make subsidiary rotation around its pivot.
The rotation of clutch gear 226 causes first and second bevel gear 230a, 230b second party shown in arrow " A "
To making accompanying rotation.Second bevel gear 230b couple with the pinion gear 276 of drive shaft 270 and first bevel gear 230a not with
In the case that pinion gear 276 couples, the rotation of second bevel gear 230b causes drive shaft 270 via pinion gear 276 along direction " C "
Make accompanying rotation, the pinion gear via the distal end 274 of drive shaft 270 and the proximal end part 320a of inner tube 320 connection
Connect and be transferred to rotation the inner tube 320 of load units 300.Again, when inner tube 320 surrounds its longitudinal axis relative to coil
When 330 rotation, this of inner tube 320 is to fork 320a1Rotation is transferred to the distal end with the inner tube 320 of load units 300
The hobnail 100 of part 320b engagement, and due to head threads 114a, 114b (Figure 11-13) and coil of hobnail 100
330 engage and hobnail 100 are made to advance to nearside.Continue repeated actuation trigger 214, until required amount of hobnail 100
It has been loaded into load units 300.
When completing loading of the hobnail 100 in load units 300, hobnail applicator 200 can be by with above-mentioned
Mode solution lock-switch 250 and also make in the above described manner switch 250 from " loaded " position movement, translate or slide into transmitting position and
Hobnail emission mode is changed into from hobnail loading pattern.In this way, switch 250 enables hobnail applicator 200 via same
By translating switch 250 relative to handle housing 212, (this bores first bevel gear 230a or second for the actuating of one trigger 214
Gear 230b is moved into engages and disconnects connection with the pinion gear 276 of drive shaft 270) not only emit but also loads hobnail 100.
1-13 referring to Fig.1, as outlined above, show makes for applying instrument 200 with surgical fastener together
Surgical fastener is generally designated as hobnail 100.Hobnail 100 includes head portion 110, mesh maintaining part
Points 120 and threaded tissue strangle except part 130.Head portion 110 includes having corresponding radial spiral head external screw thread
Opposite threaded section 112a, 112b of a pair of 114a, 114b and a pair of opposite opening or with slotted portion 116a,
116b.The distal surface of head portion 110 be formed in the proximal end of mesh holding part 120 or with mesh maintaining part
The proximal end divided is integral.
The mesh holding part 120 of hobnail 100 strangles the portion of removing from the distal end of head portion 110 or surface and tissue
130 proximal end is divided to extend and extend between them.The effect of mesh holding part 120 is in 100 quilt of hobnail
It is screwed into mesh 140 when tissue strangles the depth except the recent side segment of part 130 that asurgical mesh 140 is peaceful to passing through
100 locking of head nail is anchored or is otherwise kept together.This is achieved in that in mesh holding part 120
There is no the screw threads for allowing hobnail 100 to screw out or exit from mesh 140.
Mesh holding part 120 has cylindrical or taper lateral cross-sectional profile.Center relative to hobnail 100
Longitudinal axis, mesh holding part 120 include transverse radial size, which is less than the cross of head portion 110
To radial dimension and it is less than tissue Le except the transverse radial size of the recent side segment of part 130.
The threaded tissue of hobnail 100 is strangled except part 130 includes the spiral shell being formed on tapered truncation body part 134
Revolve screw thread 132.The tissue that distal tip or end 136 limit farthest side strangles the terminal for removing screw thread 132.
It organizes to strangle except the body part 134 of part 130 is tapered, that is, strangle towards threaded tissue and remove the remote of part 130
Side end becomes smaller, and terminates at or be truncated before the vertex or end for reaching hobnail 100 and position is truncated in distal side.Ontology
Part 134 includes recessed tapered portion, so that the minimum diameter of body part 134 is limited to its section for given length
In disconnected portion, it approximately is less than 0.01 inch.
Hobnail 100 includes strangling the lateral dimension except the farthest side screw thread in part 130 in threaded tissue, to the greatest extent may be used
Can be big as size of the design constraint by permission, or approximately more than 0.040 inch.According to the disclosure, small truncation ontology is straight
The lateral dimension of diameter and big numerical value makes tissue incisura (indentation) reach minimum.Tissue is strangled except screw thread 132 terminates at far
At side end 136, in the distal side of the truncation position of body part 134.
By providing the distal end 136 extended to the distal side that tissue strangles the truncation position except part 130, it is easy to make tack
Nail 100 penetrates mesh 140；And compared with there is the non-truncated ontology with tapered thread, mesh is made by hobnail 100
140 incisura in relatively relatively soft tissue reaches minimum.
(distal force is applied to by surgeon for the given force for being applied to asurgical mesh 140 by surgeon
Surgical fastener as Figure 1-10 shows applies in instrument or hobnail applicator 200), the lateral dimension of hobnail 100 is bigger,
It needs to apply smaller to generate the distal force of the incisura of inferior tissue and asurgical mesh 140.
Hobnail 100 is non-cannulated and by suitable bioabsorbable material (for example, polyactide, polyglycolide)
It constitutes.Hobnail 100 can be by proprietary biocompatible copolymer (Lactomer USS L1, Boehringer
704 S or Beohringer Ingelheim LG-857 of Ingelheim LR) it is formed.Hobnail 100 can also be by being suitble to
Not bioabsorbable material or permanent material (for example, stainless steel, titanium etc.) constitute.
According to the disclosure, the component and hobnail 100 of surgical tack applicator 200 are sized so that trigger
Completely actuating causes to emit single hobnail 100 from load units 300 or fills single hobnail 100 214 single entirely
It is downloaded in load units 300.
According to the disclosure, it is contemplated that, multiple and different load units 300 can be set, wherein can be filled
It is loaded with the loading of the surgical fastener by different materials (for example, bioabsorbable material, permanent material, etc.) manufacture
Unit；Or the load units with different length (for example, short, medium, length, etc.) can be obtained, wherein special
The load units of measured length are mounted with the surgical fastener of respective numbers.Therefore, according to specific surgical procedure (for example, hernia journey
Sequence), surgeon can choose any one of desired or required load units or any combination, and
Surgeon can be according to the needs or expectation exchange or replacement load units during surgical procedure.
In one embodiment, it is contemplated that, all load units can have the same length, but wherein
It is mounted with the surgical fastener of varied number.In this way, surgeon can select according to the type for the surgical procedure that will implement
It is mounted with the load units of less or more surgical fastener.
In one embodiment, as shown in figure 14, a kind of surgical fastener charging appliance 400 is provided, is configured to use
In loading/be packaged into load units (for example, above-mentioned load units for surgical fastener (for example, above-mentioned hobnail 100)
300) in.Charging appliance 400 includes platform 410, drive shaft 420, pinion gear 430 and loading stage 440.
Platform 410 has first end 412 and the second end 414, and platform can be any support construction, such as base
Portion, Rectangular Concrete plate or stainless steel desk.In some embodiments, platform 410 can be in various shape and can wrap
A variety of materials are included, the material is that charging appliance 400 provides intensity and integrality for load bearing performance.In embodiment
In, platform 410 is the base portion that can mount to support construction (for example, desk).
Drive shaft 420 has the first end 422 of first end 412 for being rotatably arranged on platform 410 and rotatable
Ground is arranged in the second end 424 of the second end 414 of platform 410.The first end 422 of drive shaft 420 includes first gear
426 and it is attached to the crank 428 of first gear.The second end 424 of drive shaft 420 includes being non-rotatably supported in second end
Second gear 429 in portion, so that the rotation of crank causes the rotation of first gear 426, drive shaft 420 and second gear 429
Turn.
Third gear (for example, pinion gear 430) is rotatably arranged on the first end 412 of platform 410, and with driving
The first gear 426 of axis 420 engages connection.Pinion gear 430 be configured to for elongated load units (for example, above-mentioned loading
Unit 300) proximal end connection.
Loading stage 440 includes the frame 442 for being fixed on the second end 414 and adjacent driving axis 420 of platform 410.It loads
Platform 440 includes the 4th gear 444 for being arranged in the first end 412 of platform 410, the 4th gear and the second of drive shaft 420
The engagement connection of gear 429.Loading stage 440 further include from the 4th gear 444 extend first driven shaft 446 and relative to first from
The non-rotatable second driven shaft 448 of moving axis 446.Second driven shaft 448 is driven be threaded io loading stage 440 first
The first end of axis 446 and it is configured to the second end for engaging with tack nail bin 321, tack nail bin is similar in form
The inner tube 320 of load units 300 has the multiple surgical fasteners (for example, hobnail 100) being disposed therein.Second is driven
Axis 448 has non-circular outer surface, is slidably disposed in the frame 442 of loading stage 440, to prevent and/or prevent the
Two driven shafts 448 rotate relative to it.
In operation, the proximal end 322 (being not disposed at inner tube 320 therein) of load units 300 is non-rotatably
It is attached to pinion gear 430, so that load units 300 rotate with it.Wherein it is disposed with the tack nail bin of multiple hobnail 100
321 are non-rotatably attached to the second end of second driven shaft 448, so that tack nail bin 321 and second driven shaft 448 are coaxial
Ground alignment.When actuating crank 428, the first and second gears 426,429 of drive shaft 420 are revolved around the axis of drive shaft 420
Turn, and load units 300 are enclosed and rotated about the axis thereof.The rotation of the second gear 429 of drive shaft 420 causes the 4th gear 444
Make subsidiary rotation and transfers that the first driven shaft 446 of loading stage 440 is caused to make subsidiary rotation.Due to first driven shaft 446 and
Two driven shafts 448 be threadedly engaged and since second driven shaft 448 is non-rotatably supported in loading stage 440, second from
Moving axis 448 is translated in 446 relative rotation of first driven shaft far from first driven shaft 446.The axial translation of second driven shaft 448
It engages the translation of tack nail bin 321 at the distal end 324 with load units 300, multiple hobnail 100 is loaded into loading
In the chamber of unit 300.
Load units 300 are rotated by the actuating of crank 428, and the rotation and tack nail bin 321 are towards load units 300
The translation of distal end 324 synchronously acts.The case where tack nail bin 321 is engaged with the distal end 324 of load units 300
Under, the continuous rotations of load units 300 is engaged due to head threads 114a, 114b of hobnail 100 as described above with coil 330
And hobnail 100 is made to advance by load units 300 to nearside, and at the same time since second driven shaft 448 is far from loading stage 440
Axial translation and make tack nail bin 321 by load units 300 to nearside advance.
In one embodiment, as shown in figure 15, a kind of surgical fastener charging appliance 500 is provided, is similar to upper
The charging appliance 400 of literary 4 descriptions referring to Fig.1.Charging appliance 500 be configured to for by surgical fastener (for example, above-mentioned tack
100) nail is loaded/is packaged into load units (for example, above-mentioned load units 300).Charging appliance 500 includes platform 510, drives
Moving axis 520, pinion gear 530 and loading stage 540.
Platform 510 has first end 512 and the second end 514.Drive shaft 520, which has, is rotatably arranged on platform
The second end of the first end 522 of 510 first end 512 and the second end 514 for being rotatably arranged on platform 510
524.The first end 522 of drive shaft 520 includes first gear 526 and the crank 528 for being attached to first gear.Drive shaft 520
The second end 524 include the second gear 529 that is non-rotatably supported on the second end so that the rotation of crank 528 is drawn
First gear 526, drive shaft 520 and second gear 529 is played to rotate.
Third gear (for example, pinion gear 530) be rotatably arranged on the first end 512 of platform 510 and with driving
The first gear 526 of axis 520 engages connection.Pinion gear 530 be configured to for elongated load units (for example, above-mentioned loading
Unit 300) proximal end connection.
Loading stage 540 includes the frame 542 for being fixed on the second end 514 and adjacent driving axis 520 of platform 510.Dress
Microscope carrier 540 includes being arranged in the first end 512 of frame 510 and engaging the 4th of connection with the second gear of drive shaft 520 529
Gear 544.Loading stage 540 further includes the tack nail bin 546 that is pivotally supported on loading stage (similar to above-mentioned loading list
Member is 300).Tack nail bin 546 includes outer tube 548 (similar to the outer tube 310 of above-mentioned load units 300) and is arranged in outer tube
Inner tube (being not shown, similar to above-mentioned inner tube 320).Outer tube 548 includes the screw or line similar to above-mentioned coil 330
Circle, screw or coil are arranged in the chamber for being configured to slidably receive inner tube of outer tube.Outer tube 548 non-rotatably couples
To the 4th gear 544, so that outer tube 548 rotates together with the 4th gear 544.Inner tube, which is preloaded with, to be passed from tack nail bin 546
It is handed to multiple hobnail 100 of load units (for example, above-mentioned load units 300).
In operation, the proximal end 322 of load units 300 is attached to the pinion gear 530 of charging appliance 500.It is fully loaded to have
The tack nail bin 546 of hobnail 100 is attached to the 4th gear 544 of loading stage 540 so that the inner tube of tack nail bin 546 or
The outer tube 548 of tack nail bin 546 rotates with it.Actuating crank 528, crank make to fill via gear 426,429,430,444
The inner tube or outer tube 548 of carrier unit 300 and tack nail bin 546 rotates simultaneously.The inner tube of tack nail bin 546 or the rotation of outer tube 548
Turn to come out via similar to making hobnail 100 advance along distal direction above with reference to Fig. 7-9 mechanism described from inner tube, and
It enters in the inner tube 320 of load units 300.
It will be appreciated that various modifications can be made to embodiment disclosed herein.Therefore, above description should not be explained
To be restrictive, but the only example as various embodiments.Those skilled in the art, which will recognize that, falls in appended claims
Other modifications in scope and spirit.
Claims (16)
1. a kind of surgical fastener applies instrument, comprising:
Rotatable drive shaft, the drive shaft have proximal end and distal end；
Handle assembly, the handle assembly include:
Handle housing；
Trigger is attached to handle housing to the trigger operation, for activating loading and the transmitting of surgical fastener；
Surgical fastener trigger mechanism, the trigger mechanism be arranged in handle housing and be configured to for the drive shaft
Proximal end connection and can be by the trigger-actuated；
Surgical fastener loader mechanism, the loader mechanism be arranged in handle housing and be configured to for the drive shaft
Proximal end connection and can be by the trigger-actuated；With
Switch, the switch are movably arranged in handle housing and are configured to couple to the trigger mechanism or the loading
One in mechanism, wherein the switch can move between transmitting position and " loaded " position, in the transmitting position, institute
The proximal end that trigger mechanism is attached to the drive shaft is stated, and the loader mechanism does not join with the proximal end of the drive shaft
It connects, wherein the drive shaft can rotate along a first direction in actuating trigger；In the " loaded " position, the loading
Mechanism is operatively coupled to the proximal end of the drive shaft, and the trigger mechanism not proximal end with the drive shaft
Connection, wherein the drive shaft can be rotated in a second direction in actuating trigger；And
Elongated load units, the load units include:
It is attached to the outer tube of the handle housing；With
The inner tube being rotatably disposed in outer tube, said inner tube have distal end and are attached to the distal side of the drive shaft
The proximal end of end, the distal end of said inner tube are used for the surgical fastener when the switch is in " loaded " position
It is loaded in inner tube and for emitting surgical fastener from said inner tube when the switch is in transmitting position.
2. surgical fastener according to claim 1 applies instrument, wherein the drive shaft includes non-rotatably arranging
Gear at the proximal end of the drive shaft, the trigger mechanism be included in it is described switch in transmitting position when with it is described
The gear inner face of the gear engagement connection of drive shaft, when the loader mechanism is included in the switch in " loaded " position with it is described
The gear inner face of the gear engagement connection of drive shaft.
3. surgical fastener according to claim 2 applies instrument, wherein the switch includes sliding with the handle housing
The dynamic bar engaged and be oriented transverse to the drive shaft.
4. surgical fastener according to claim 3 applies instrument, wherein the switch includes be fixed on the bar the
One end portion and from the first cross side of the handle housing the first actuator outstanding and the second end for being fixed on the bar
Portion part and from the second cross side of the handle housing the second actuator outstanding, second cross side and described first horizontal
It is opposite to side.
5. surgical fastener according to claim 3 applies instrument, wherein the switch includes being threadably engaged to the bar
First end part the first nut and be threadably engaged to the bar the second end part the second nut so that described open
Pass switches between locked configuration and non-locking configuration, and in the locked configuration, the switch is relative to the handle housing
Fixed, in the non-locking configuration, the switch can be slided relative to the handle housing.
6. surgical fastener according to claim 2 applies instrument, wherein the handle housing further includes by the triggering
The gear train of the gear inner face interconnection of the gear inner face and the trigger mechanism of device and the loader mechanism.
7. surgical fastener according to claim 6 applies instrument, wherein the gear inner face of the trigger mechanism is by touching
It is rotated when sending out device actuating along the first direction of rotation, to emit surgical fastener from the elongated load units；The loading machine
The gear inner face of structure rotates when by trigger-actuated along first direction of rotation, surgical fastener is loaded into described
In elongated load units.
8. surgical fastener according to claim 1 applies instrument, wherein said inner tube is limited through chamber therein, institute
The distal end for stating inner tube includes a pair of opposite fork longitudinally extended, and the pair of opposite fork longitudinally extended limits
A pair of opposite recess longitudinally extended.
9. surgical fastener according to claim 8 applies instrument, wherein the outer tube has the spiral shell being arranged in its chamber
Revolve screw thread, wherein each surgical fastener includes head portion and threaded body part, and the head portion limits a pair of
Opposite radial external screw thread and a pair of opposite radial recess, wherein the pair of opposite radial direction of each head portion is recessed
Portion receives the corresponding fork of said inner tube, and wherein, the pair of opposite radial external screw thread of each head portion is from institute
The internal spiral threads stated the pair of opposite recess protrusion longitudinally extended of inner tube and engage the outer tube.
10. a kind of surgical fastener applies the handle assembly of instrument, the handle assembly includes:
Handle housing；
Trigger is attached to handle housing to the trigger operation, for activating loading and the transmitting of surgical fastener；
Surgical fastener trigger mechanism, the trigger mechanism be arranged in handle housing and be configured to for rotatable drive
The proximal end of moving axis connects and can be by the trigger-actuated；
Surgical fastener loader mechanism, the loader mechanism be arranged in handle housing and be configured to for the drive shaft
Proximal end connection and can be by the trigger-actuated；With
Switch, the switch are movably arranged in handle housing and are attached in the trigger mechanism or the loader mechanism
One, wherein the switch can transmitting position and " loaded " position between move, in the transmitting position, the transmitting
Mechanism is attached to the proximal end of the drive shaft, and the loader mechanism does not couple with the proximal end of the drive shaft,
In, the drive shaft can rotate along a first direction in actuating trigger；In the " loaded " position, the loader mechanism connection
It is connected to the proximal end of the drive shaft, and the trigger mechanism does not couple with the proximal end of the drive shaft, wherein it is described
Drive shaft can be rotated in a second direction in actuating trigger.
11. handle assembly according to claim 10, wherein the drive shaft includes non-rotatably being arranged in the drive
Gear at the proximal end of moving axis, the trigger mechanism include it is described switch in transmitting position when with the drive shaft
The gear inner face of gear engagement connection, the loader mechanism include when the switch is in " loaded " position with the drive shaft
The gear inner face of gear engagement connection.
12. handle assembly according to claim 11, wherein the switch includes being slidably engaged simultaneously with the handle housing
And it is oriented transverse to the bar of the drive shaft.
13. handle assembly according to claim 12, wherein the switch includes the first end portion for being fixed on the bar
Point and from the first cross side of the handle housing the first actuator outstanding and being fixed on the second end part of the bar simultaneously
From the second cross side of the handle housing the second actuator outstanding, second cross side and the first cross side phase
It is right.
14. handle assembly according to claim 12, wherein the switch includes the first end for being threadably engaged to the bar
Second nut of the first nut of portion part and the second end part for being threadably engaged to the bar, so that the switch is locking
Switch between configuration and non-locking configuration, in the locked configuration, the switch is fixed relative to the handle housing, in institute
It states in non-locking configuration, the switch can be slided relative to the handle housing.
15. handle assembly according to claim 11, wherein the handle housing further include by the trigger with it is described
The gear train of the gear inner face interconnection of the gear inner face and the trigger mechanism of loader mechanism.
16. handle assembly according to claim 15, wherein the gear inner face of the trigger mechanism is by trigger-actuated
When along the first direction of rotation rotate, the gear inner face of the loader mechanism when by trigger-actuated along it is described first rotation
Direction rotates.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2014/073419 WO2015135193A1 (en) | 2014-03-14 | 2014-03-14 | Surgical fastener applying instruments and devices for loading surgical fasteners |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106061403A CN106061403A (en) | 2016-10-26 |
| CN106061403B true CN106061403B (en) | 2019-06-14 |
Family
ID=54070821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480076402.8A Active CN106061403B (en) | 2014-03-14 | 2014-03-14 | Surgical fastener for loading surgical fastener applies instrument and equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106061403B (en) |
| WO (1) | WO2015135193A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10888309B2 (en) * | 2017-01-31 | 2021-01-12 | Covidien Lp | Surgical fastener devices with geometric tubes |
| WO2018170680A1 (en) * | 2017-03-20 | 2018-09-27 | Covidien Lp | Endoscopic reusable surgical device |
| US11234701B2 (en) * | 2018-09-21 | 2022-02-01 | Covidien Lp | Powered surgical tack applier |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101327140A (en) * | 2007-06-22 | 2008-12-24 | 伊西康内外科公司 | Surgical stapling instrument with a return mechanism |
| CN102292034A (en) * | 2009-01-22 | 2011-12-21 | 索弗拉狄姆产品公司 | Loaded surgical stapler |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7485124B2 (en) * | 2000-10-19 | 2009-02-03 | Ethicon Endo-Surgery, Inc. | Surgical instrument having a fastener delivery mechanism |
| US8926637B2 (en) * | 2003-06-13 | 2015-01-06 | Covidien Lp | Multiple member interconnect for surgical instrument and absorbable screw fastener |
| US7407075B2 (en) * | 2005-08-15 | 2008-08-05 | Tyco Healthcare Group Lp | Staple cartridge having multiple staple sizes for a surgical stapling instrument |
| US9017345B2 (en) * | 2006-10-06 | 2015-04-28 | Covidien Lp | Coil fastener applier with flexible shaft |
| US7931660B2 (en) * | 2007-05-10 | 2011-04-26 | Tyco Healthcare Group Lp | Powered tacker instrument |
| US8534528B2 (en) * | 2007-06-04 | 2013-09-17 | Ethicon Endo-Surgery, Inc. | Surgical instrument having a multiple rate directional switching mechanism |
| US7832408B2 (en) * | 2007-06-04 | 2010-11-16 | Ethicon Endo-Surgery, Inc. | Surgical instrument having a directional switching mechanism |
| US8579920B2 (en) * | 2009-05-12 | 2013-11-12 | Ethicon, Inc. | Surgical fasteners, applicator instruments, and methods for deploying surgical fasteners |
| CA2849887A1 (en) * | 2011-09-26 | 2013-04-04 | Artack Medical (2013) Ltd. | Surgical fastening device and method |
-
2014
- 2014-03-14 WO PCT/CN2014/073419 patent/WO2015135193A1/en active Application Filing
- 2014-03-14 CN CN201480076402.8A patent/CN106061403B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101327140A (en) * | 2007-06-22 | 2008-12-24 | 伊西康内外科公司 | Surgical stapling instrument with a return mechanism |
| CN102292034A (en) * | 2009-01-22 | 2011-12-21 | 索弗拉狄姆产品公司 | Loaded surgical stapler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106061403A (en) | 2016-10-26 |
| WO2015135193A1 (en) | 2015-09-17 |
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