CN104367360B - A kind of Medical stapler and insurance instruction system thereof - Google Patents
A kind of Medical stapler and insurance instruction system thereof Download PDFInfo
- Publication number
- CN104367360B CN104367360B CN201410568247.3A CN201410568247A CN104367360B CN 104367360 B CN104367360 B CN 104367360B CN 201410568247 A CN201410568247 A CN 201410568247A CN 104367360 B CN104367360 B CN 104367360B
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- Prior art keywords
- instruction
- indicating piece
- medical stapler
- fixed handle
- piece
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
Abstract
The invention discloses a kind of Medical stapler and insurance instruction system thereof, the insurance instruction system overcoming setting on Medical stapler of the prior art can the limited deficiency increasing operating difficulty of fire zone.Described Medical stapler includes fixed handle and slide block, and described slide block is provided with projection；Described insurance instruction system includes: be installed in rotation on the first instruction and second instruction of described fixed handle both sides, described first instruction is provided with sign, described second instruction is provided with identified areas；Can drive described first instruction and the second instruction in opposite directions or the indicating piece of opposing rotation, described indicating piece is provided with groove, the described projection on described slide block is arranged in the described groove of described indicating piece；And it is arranged on the elastic component between described indicating piece and described fixed handle；Wherein, described indicating piece can carry out straight reciprocating motion under the effect of described slide block and/or described elastic component.Embodiments of the invention reduce percussion difficulty.
Description
Technical field
The present invention relates to medical apparatus and instruments, particularly relate to a kind of Medical stapler and insurance instruction system thereof.
Background technology
At present, various Medical staplers have obtained increasingly being widely applied in surgical operation, it has also become aid in edge of a knife seam
Requisite a kind of medical apparatus and instruments during conjunction.Medical stapler is mainly used to use the equipment such as nail anvil to come lumen organization
Carry out operation stitching, can significantly shorten operating time, significantly improve procedure efficiency, it is possible to be prevented effectively from manual suture easy
Cause traumatic infection and easily cause the generation of the situations such as error, shortening surgical object post-operative recovery time.
In use, pocket of being sewed it up by tube chamber respective broken ends of fractured bone tissue in both sides to be anastomosed, then by anastomat for Medical stapler
Insert from side tube chamber so that the pocket on this side pipe chamber tightens up on the pull bar of anastomat；And nail anvil is imbedded opposite side
Tube chamber so that the pocket on this opposite side tube chamber tightens up in the center connecting rod of nail anvil.By operation anastomat and nail anvil,
The pocket on the tube chamber of both sides is made to clamp and be stitched together.The tissue unnecessary in excision suture site makes both sides tube chamber connection
After, it is possible to from body lumen, connect nail anvil at wound, extract anastomat, complete operation.
Be provided with on Medical stapler insurance instruction system, when insurance instruction system be given can fire when indicating accordingly, just
Pocket on the tube chamber of both sides can be clamped and be stitched together.
On existing Medical stapler, common insurance instruction system is mainly driven by a drive system and can represent and can fire
The mark in region rotates.When this area identification is visible time, expression can fire.Under no-load condition, insurance
Indicated by instruction system can fire zone only slightly larger than the interval of 1 millimeter of (mm) width.And under thick hoc scenario,
Owing to insurance instruction system strongly is stretched, insure indicated by instruction system can fire zone very limited, user
Can see the bar less than 1mm width, this is easy for causing user to be difficult to clearly, getting hold of fire occasion exactly,
Increasing operating difficulty, operating time is often spun out, thus is difficult to ensure that higher procedure efficiency, the most easily gives simultaneously
Surgical object brings bigger physiology and psychological burden.
Summary of the invention
The technical problem to be solved is to overcome the insurance instruction arranged on Medical stapler of the prior art
System can the limited deficiency increasing operating difficulty of fire zone.
In order to solve above-mentioned technical problem, embodiments of the invention provide firstly the insurance instruction of a kind of Medical stapler and are
System, described Medical stapler includes fixed handle and slide block, described slide block is provided with projection；Wherein, described insurance instruction
System includes: be installed in rotation on the first instruction and second instruction of described fixed handle both sides, described first instruction sets
It is equipped with sign, described second instruction is provided with identified areas；Can drive described first instruction and second instruction in opposite directions or
The indicating piece of the opposing rotation of person, described indicating piece is provided with groove, and the described projection on described slide block is arranged on described indicating piece
Described groove in；And it is arranged on the elastic component between described indicating piece and described fixed handle；Wherein, described indicating piece can
Straight reciprocating motion is carried out under the effect of described slide block and/or described elastic component.
Preferably, described first instruction is provided with the first chute；It is provided with on described indicating piece and stretches into described first chute
First claw shaped piece；When described indicating piece carries out described straight reciprocating motion, described claw shaped piece slides in described first chute；
When described claw shaped piece slides into described first chute end and the continuation motion of described indicating piece, described first instruction is driven to rotate.
Preferably, described second instruction is provided with the second chute；It is provided with on described indicating piece and stretches into described second chute
Second claw shaped piece；When described indicating piece carries out described straight reciprocating motion, described claw shaped piece slides in described second chute；
When described claw shaped piece slides into described second chute end and the continuation motion of described indicating piece, described second instruction is driven to rotate.
Preferably, the groove described indicating piece arranged is U-type groove or bar-shaped trough.
Preferably, when the groove that described indicating piece is arranged is U-type groove, the opening of described U-type groove is towards described medical identical
The nail bin of device；Described elastic component is arranged on described indicating piece one end towards the empennage of described Medical stapler and described fixing hands
Between handle；When the groove arranged on described indicating piece is bar-shaped trough, described elastic component is arranged on described indicating piece towards described medical
Between one end and the described fixed handle of the empennage of anastomat, or it is arranged on described indicating piece towards described Medical stapler
Between one end and the described fixed handle of nail bin.
Preferably, the center of rotation of described first instruction and the second instruction is coaxial.
Embodiments of the invention additionally provide a kind of Medical stapler, including fixed handle and can be along the axle of described fixed handle
Line carries out the slide block moved along a straight line, and described slide block is provided with projection；Wherein, described Medical stapler also includes as mentioned above
Insurance instruction system.
Preferably, described Medical stapler also includes: be arranged on described fixed handle and cover described first instruction and second
The transparent protection cap of instruction.
Preferably, described protection cap be shaped as spherical crown shape or arc shape.
Preferably, when being shaped as spherical crown shape of described protection cap, described first instruction and the second instruction are towards described protection cap
Surface be shaped as spherical crown shape；When being shaped as arc shape of described protection cap, described first instruction and the second instruction are towards institute
State protection cap surface be shaped as arc shape.
Compared with prior art, when embodiments of the invention add Medical stapler percussion, the observability of instruction information, passes through
The sign that will be equivalent to pointer is designed to be able to rotate against with the indicating area being used to refer to fire interval, thus phase
For prior art, add viewing area, reduce percussion difficulty, it is ensured that user can clearly, exactly
Hold fire occasion, can effectively shorten operating time, it is ensured that procedure efficiency, also be able to reduce physiology into surgical object simultaneously
And psychological burden.
Other features and advantages of the present invention will illustrate in the following description, and, partly become from description
It is clear that or understand by implementing technical scheme.The purpose of the present invention and other advantages can be passed through
Structure specifically noted in description, claims and accompanying drawing and/or flow process realize and obtain.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by technical scheme or prior art, and constitutes the one of description
Part.Wherein, the accompanying drawing of the embodiment of the present invention is expressed together with embodiments of the present invention for explaining the technical side of the present invention
Case, but it is not intended that the restriction to technical solution of the present invention.
Fig. 1 is the organigram of the embodiment of the insurance instruction system in the Medical stapler of the present invention.
Fig. 2 is the organigram of the embodiment of the Medical stapler of the present invention.
Detailed description of the invention
Describe embodiments of the present invention in detail below with reference to drawings and Examples, whereby how the present invention is applied skill
Art means solve technical problem, and the process that realizes reaching relevant art effect can fully understand and implement according to this.This
Each feature in bright embodiment and embodiment, can be combined with each other under not colliding premise, the technical side formed
Case is all within protection scope of the present invention.
Fig. 1 is the organigram of the embodiment of the insurance instruction system in the Medical stapler of the present invention.Fig. 2 is the present invention
The organigram of embodiment of Medical stapler.The Medical stapler of the present invention shown in Fig. 2, contains shown in Fig. 1
The embodiment of the insurance instruction system in the Medical stapler of the present invention.
As depicted in figs. 1 and 2, this Medical stapler mainly includes fixed handle 1 and (only illustrates fixed handle in Fig. 1
A part) and slide block 2, slide block 2 is provided with protruding 21.This insurance instruction system mainly includes and is rotatably mounted
In the first instruction 3 and the second instruction 4 of fixed handle 1 both sides, also include driving the first instruction 3 and the second instruction 4 to enter
Row is in opposite directions or the indicating piece 5 of opposing rotation.It is provided with sign 31 in first instruction 3, the second instruction 4 is arranged
There is identified areas 41.The axle of U-type groove 51, the opening direction of U-type groove 51 and fixed handle 1 it is provided with on indicating piece 5
Line direction is identical or parallel.Projection 21 on slide block 2 is arranged in the U-type groove 51 of indicating piece 5.So, slide block 2
Linear reciprocating motion can be carried out relative to indicating piece 5 by projection 21 and the cooperation of U-type groove 51.Indicating piece 5 away from
One end (or indicating piece 5 is in this one end of U-type groove 51 bottom land) of the opening of U-type groove 51, with fixed handle 1 it
Between be provided with elastic component, this elastic component can be such as spring 6 as shown in Figure 1.Indicating piece 5 is at slide block 2 and/or bullet
Straight reciprocating motion is carried out under the effect of property part.
When the projection 21 on slide block 2 is moved towards the bottom land of U-type groove 51 from one end of U-type groove 51 opening, indicating piece
5 will not follow slide block 2 moves together.When the projection 21 on slide block 2 moves to the bottom land of U-type groove 51 and continues to move to,
Indicating piece 5 will be followed slide block 2 and be continued to move to together, and the elastic component being arranged between indicating piece 5 and fixed handle 1 will
Forced compression, indicating piece 5 will drive the first instruction 3 and the second instruction 4 to carry out rotation in opposite directions.
When the projection 21 on slide block 2 is in the bottom land of U-type groove 51 and the elastic component between indicating piece 5 and fixed handle 1
Time under the state being in forced compression, the projection 21 on slide block 2 from the bottom land of U-type groove 51 towards the opening of U-type groove 51
During motion, indicating piece 5, under the effect of elastic component, can be followed slide block 2 and move together, and indicating piece 5 will drive the first finger
Show that 3 and second indicate 4 to carry out opposing rotation.When elastic component restore to the original state after, the projection 21 on slide block 2 continue towards
When the opening direction of U-type groove 51 continues to move to, indicating piece 5 would not move together followed by slide block 2.
When the first instruction 3 and the second instruction 4 relatively rotate, sign 31 is followed the first instruction and is rotated, mark
Region 41 is followed the second instruction 4 and is rotated.When sign 31 and identified areas 41 turn to sign 31 respectively
During point identification region 41, represent that the anastomat of the present invention has had been introduced into firing interval.Mark in second instruction 4
Knowing region 41, two borders represent the acceptable extreme higher position of forming height and extreme lower position respectively.In first instruction 3
Sign 31 be respectively aligned in the second instruction 4 statement region 41 two borders, can represent that anastomat can carry
The different forming height of confession.When sign 31 and identified areas 41 turn to sign 31 point identification region 41
Outside local time, represent that the operation that carried out of anastomat of the present invention is in the state being currently not suitable for percussion.
As it is shown in figure 1, be provided with the first chute 32 in the first instruction 3.It is provided with on indicating piece 5 and stretches into this first chute
First claw shaped piece 52 of 32.When indicating piece 5 moves under the effect of slide block 2 and/or elastic component, the first claw shaped piece
52 slide in the first chute 32 of the first instruction 3.First claw shaped piece 52 slides into the first chute 32 of the first instruction 3
When end and indicating piece 5 continue to move to, indicating piece 5 will drive the first instruction 3 to rotate.
The first chute 32 in first instruction 3 can be arcuate groove.So drive the first finger when the indicating piece 5 of uniform motion
Show that 3 when rotating, the rotation of the first instruction 3 can be at the uniform velocity, does not haves and rotates uneven situation, conveniently makes
User holds according to the corresponding situation of the sign 31 in the first instruction 3 with the identified areas 41 in the second instruction 4 and hits
On the opportunity of sending out, improve the order of accuarcy of percussion, reduce the difficulty of percussion.
As it is shown in figure 1, be provided with the second chute 42 in the second instruction 4.It is provided with on indicating piece 5 and stretches into this second chute
Second claw shaped piece 53 of 42.When indicating piece 5 moves under the effect of slide block 2 and/or elastic component, the second claw shaped piece
53 slide in the second chute 42 of the second instruction 4.When the second claw shaped piece 53 slides into the end of the second chute 42 and refers to
Showing when sheet 5 continues to move to, indicating piece 5 will drive the second instruction 4 to rotate.
The second chute 42 in second instruction 4 can be arcuate groove.So drive the second finger when the indicating piece 5 of uniform motion
Show that 4 when rotating, the rotation of the second instruction 4 can be at the uniform velocity, does not haves and rotates uneven situation, conveniently makes
User holds according to the corresponding situation of the sign 31 in the first instruction 3 with the identified areas 41 in the second instruction 4 and hits
On the opportunity of sending out, improve the order of accuarcy of percussion, reduce the difficulty of percussion.
The first instruction 3 and the second instruction 4 can be driven to rotate privately in opposite directions or mutually to realize the movement of indicating piece,
Indicating piece 5 and the connecting portion of the first instruction 3, also exist difference with the connecting portion of indicating piece 5 and the second instruction 4.And
And, the shape of the second chute 42 in the shape of the first chute 32 in the first instruction 3, with the second instruction 4 can be arranged
Difference.
In embodiments of the invention, sign 31 and/or identified areas 41, clear, eye-catching color can be coated,
Preferably to remind user to hold fire occasion.
As it is shown in figure 1, in the embodiment of the insurance instruction system of the present invention, the first instruction 3 is provided with the first installing hole
33.First instruction 3 can be installed axle by first and is arranged on fixed handle 1, can rotate around this first installation axle.
It is provided with the second installing hole 43 in second instruction 4.Second instruction 4 can also be installed axle by second and is arranged on fixed handle 1
On, can rotate around this second installation axle.First installation axle and second is installed axle and is coaxially disposed, namely the first instruction 3
Coaxial with the center of rotation of the second instruction 4, it is ensured that the first instruction 3 rotates along identical rotary shaft with the second instruction 4.
As it is shown in figure 1, indicating piece 5 is away from the not opening one end of U-type groove 51 on one end of slide block 2, namely indicating piece 5
(indicating piece 5 is away from one end of U-type groove 51 opening in other words), is arranged to handle 54.Spring 6 is set in indicating piece 5
Handle 54 on.When slide block 2 is away from the bottom land of U-type groove 51 on indicating piece 5, indicating piece 5 under the effect of spring 6,
The first instruction 3 and the second instruction 4 will be promoted to be respectively at respective initial position.First instruction 3 and the second instruction 4
When being in initial position, the sign 31 in the first instruction 3 points to outside the identified areas 41 in the second instruction 4.
In the insurance instruction system of the Medical stapler of the present invention, the opening direction of the U-type groove 51 on indicating piece 5 is towards kiss
The nail bin of clutch.In other some embodiments, the U-type groove 51 on indicating piece 5 can also use bar-shaped trough to replace,
As long as the length that this bar-shaped trough is on the moving direction of slide block 2 is more than or equal to the maximum moving distance of slide block 2.Such as Fig. 1
In the embodiment of shown insurance instruction system, this elastic component of spring 6 is provided in the indicating piece 5 empennage towards anastomat
This side.When using bar-shaped trough to replace the U-type groove 51 on indicating piece 5, arrange between indicating piece 5 and fixed handle 1
Elastic component, both can be arranged on indicating piece 5 this side of empennage towards anastomat, it is also possible to be arranged on indicating piece 5 away from
This side of the empennage of anastomat (is arranged on indicating piece 5 in other words towards this side of nail bin).In this case, first refers to
Showing 3 and second instruction 4 when being in original state, elastic component is in free state or is in forced compression state；Work as slide block
When projection 21 on 2 is towards this side shifting of empennage of anastomat, elastic component is from forced compression state through free state slowly
It is deformed to stress extended state or is slowly deformed to stress extended state by free state.By means of the finger in the first instruction 3
31 and second identified areas 41 in instruction 4 are known in indicating, can also realize can the prompting of fire occasion equally well.
As in figure 2 it is shown, the Medical stapler of the present invention includes the insurance instruction system shown in Fig. 1, also include fixing hands
Handle 1 (only illustrating a part for fixed handle in Fig. 1), and can carry out, along the axis of fixed handle, the cunning that moves along a straight line
Block 2, slide block 2 is provided with protruding 21.As it is shown in figure 1, Medical stapler also include mainly including empennage 7, knob 8,
Screw rod 9 and transparent protection cap 71 etc..
Slide block 2 is enclosed within the outside of screw rod 9, and is fixedly mounted on screw rod 9 by screw.It is provided with screwed hole on screw rod 9,
It is provided with through hole on slide block 2.On slide block 2 through hole alignment screw rod 9 on screwed hole time, alignment hole in penetrate spiral shell
Nail, it is possible to slide block 2 is fixedly installed on screw rod 9.
Screw channel 91 it is provided with on screw rod 9.Knob 2 is enclosed within the part arranging screw channel 91 on screw rod 9.Fix on knob 2
It is provided with the pin in the screw channel 91 being inserted in screw rod 9 (or other is inserted into the similar structures in screw channel 91).Tail
The wing 1 is enclosed within the end of knob 2.
When user rotates empennage 1, empennage 1 will drive knob 2 to rotate.And the rotation of knob 2 will make fixing setting
The pin put on knob 2 moves relative to the screw channel 91 of screw rod 9.It practice, be fixedly installed on knob 2
Pin only can carry out the rotary motion of circumference.Thus, the rotary motion of knob 2, by means of pin and the cooperation of screw channel 91,
Screw rod 9 can be made to carry out translation.
As in figure 2 it is shown, the Medical stapler of the present invention can also include being arranged on fixed handle 1 and cover this first instruction
3 and second indicate the transparent protection cap 71 of 4.For the sake of attractive in appearance, and it is convenient comfortable to grip anastomat, protection
The shape of lid 71 can be spherical crown shape or be arc shape.So that the first instruction 3 and the second instruction 4 are towards protection
Trying one's best protection cap in the surface of lid, can be by the first instruction 3 and the second instruction 4 shape towards the surface of protection cap 71
Design and be fabricated to the shape fitted with protection cap, being such as all spherical crown shape or arc shape with protection cap 71 1.
The Medical stapler of the present invention in use, rotates empennage 1 when nail anvil starts to tighten up.The knob being connected with empennage 1
2 also begin to rotate under the drive of empennage 1.Knob 2 rotates, and drives screw rod 9 to move.Screw rod 9 and slide block 2 phase
Coordinating, the motion of screw rod 9 is delivered on slide block 2, ultimately results in slide block 2 and links with indicating piece 5.Indicating piece 5 drives
One instruction 3 and the second instruction 4 are rotated around respective center of rotation simultaneously, the sign in the first instruction 3
31 will provide corresponding instruction information with the identified areas 41 in the second instruction 4, when reminding user to select percussion in good time
Machine.
Although the embodiment that disclosed herein is as above, but described content only readily appreciate technical solution of the present invention and
The embodiment used, is not limited to the present invention.Technical staff in any art of the present invention, without departing from
On the premise of the spirit and scope that disclosed herein, any amendment and change can be carried out in the form implemented and details
Change, but the scope of patent protection of the present invention, still must be defined in the range of standard with appending claims.
Claims (10)
1. an insurance instruction system for Medical stapler, described Medical stapler includes fixed handle and slide block, described cunning
Projection it is provided with on block；Wherein, described insurance instruction system includes:
It is installed in rotation on the first instruction and second instruction of described fixed handle both sides, described first instruction is provided with finger
Indicating is known, and described second instruction is provided with identified areas；
Can drive described first instruction and the second instruction in opposite directions or the indicating piece of opposing rotation, described indicating piece is provided with
Groove, the described projection on described slide block is arranged in the described groove of described indicating piece；And
It is arranged on the elastic component between described indicating piece and described fixed handle；
Wherein, described indicating piece can carry out straight reciprocating motion under the effect of described slide block and/or described elastic component.
Insurance instruction system the most according to claim 1, wherein:
It is provided with the first chute in described first instruction；
The first claw shaped piece stretching into described first chute it is provided with on described indicating piece；
When described indicating piece carries out described straight reciprocating motion, described claw shaped piece slides in described first chute；Described claw type
When part slides into described first chute end and the continuation motion of described indicating piece, described first instruction is driven to rotate.
Insurance instruction system the most according to claim 1 and 2, wherein:
It is provided with the second chute in described second instruction；
The second claw shaped piece stretching into described second chute it is provided with on described indicating piece；
When described indicating piece carries out described straight reciprocating motion, described claw shaped piece slides in described second chute；Described claw type
When part slides into described second chute end and the continuation motion of described indicating piece, described second instruction is driven to rotate.
Insurance instruction system the most according to claim 1 and 2, wherein:
The groove arranged on described indicating piece is U-type groove or bar-shaped trough.
Insurance instruction system the most according to claim 4, wherein:
When the groove arranged on described indicating piece is U-type groove, the opening of described U-type groove is towards the nail bin of described Medical stapler；
Described elastic component is arranged between described indicating piece one end towards the empennage of described Medical stapler and described fixed handle；
When the groove arranged on described indicating piece is bar-shaped trough, described elastic component is arranged on described indicating piece towards described medical identical
Between one end and the described fixed handle of the empennage of device, or it is arranged on the described indicating piece nail bin towards described Medical stapler
One end and described fixed handle between.
Insurance instruction system the most according to claim 1, wherein:
The center of rotation of described first instruction and the second instruction is coaxial.
7. a Medical stapler, including fixed handle with along the axis of described fixed handle, the cunning that moves along a straight line can be carried out
Block, described slide block is provided with projection；Wherein, described Medical stapler also includes institute as any one of claim 1 to 6
The insurance instruction system stated.
Medical stapler the most according to claim 7, wherein, described Medical stapler also includes:
It is arranged on described fixed handle and covers described first instruction and the transparent protection cap of the second instruction.
Medical stapler the most according to claim 8, wherein:
Described protection cap be shaped as spherical crown shape or arc shape.
Medical stapler the most according to claim 8, wherein:
When being shaped as spherical crown shape of described protection cap, described first instruction and the second instruction are towards the shape on the surface of described protection cap
Shape is spherical crown shape；
When being shaped as arc shape of described protection cap, described first instruction and second indicates the surface towards described protection cap
It is shaped as arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410568247.3A CN104367360B (en) | 2014-10-22 | 2014-10-22 | A kind of Medical stapler and insurance instruction system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410568247.3A CN104367360B (en) | 2014-10-22 | 2014-10-22 | A kind of Medical stapler and insurance instruction system thereof |
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| Publication Number | Publication Date |
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| CN104367360A CN104367360A (en) | 2015-02-25 |
| CN104367360B true CN104367360B (en) | 2016-09-21 |
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| CN201410568247.3A Active CN104367360B (en) | 2014-10-22 | 2014-10-22 | A kind of Medical stapler and insurance instruction system thereof |
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| EP3364885B1 (en) * | 2015-10-20 | 2020-12-02 | Covidien LP | Circular stapler with tissue gap indicator assembly |
| CN112584780A (en) | 2018-08-24 | 2021-03-30 | 柯惠有限合伙公司 | Electric circular nailing device |
| US11896233B2 (en) | 2019-05-31 | 2024-02-13 | Covidien Lp | Circular stapling device |
| US11730481B2 (en) | 2020-01-06 | 2023-08-22 | Covidien Lp | Assemblies for retaining a trocar assembly |
| US11911038B2 (en) | 2020-01-13 | 2024-02-27 | Covidien Lp | Cut optimization for excessive tissue conditions |
| US11523828B2 (en) | 2020-01-28 | 2022-12-13 | Covidien Lp | Sealed reload assembly for stapling device |
| US11622767B2 (en) | 2020-02-19 | 2023-04-11 | Covidien Lp | Sealed trocar assembly for stapling device |
| US11779343B2 (en) | 2020-02-26 | 2023-10-10 | Covidien Lp | Staple reload assembly with releasable knife |
| US11653925B2 (en) | 2020-05-21 | 2023-05-23 | Covidien Lp | Tissue relaxation monitoring for optimized tissue stapling |
| US11547405B2 (en) | 2020-05-22 | 2023-01-10 | Covidien Lp | Surgical stapling device |
| US11553921B2 (en) | 2020-07-15 | 2023-01-17 | Covidien Lp | Surgical stapling device with flexible shaft |
| US11627966B2 (en) | 2020-08-26 | 2023-04-18 | Covidien Lp | Surgical stapling device |
| US11801054B2 (en) | 2020-09-22 | 2023-10-31 | Covidien Lp | Surgical stapler with oval tool assembly |
| US11712509B2 (en) | 2020-10-02 | 2023-08-01 | Covidien Lp | Seal assembly for circular stapling instrument |
| US11627967B2 (en) | 2020-11-23 | 2023-04-18 | Covidien Lp | Trans-anastomotic insertion device |
| US11877750B2 (en) | 2021-01-21 | 2024-01-23 | Covidien Lp | Surgical stapler with powered and manual functions |
| US11786241B2 (en) | 2021-02-16 | 2023-10-17 | Covidien Lp | Surgical stapling device including a hydraulic staple formation mechanism |
| US11553920B2 (en) | 2021-05-03 | 2023-01-17 | Covidien Lp | Trocar retainer assembly for surgical stapler |
| US11490894B1 (en) | 2021-05-12 | 2022-11-08 | Covidien Lp | Surgical device with grease filter |
| US11642131B2 (en) | 2021-05-17 | 2023-05-09 | Covidien Lp | Devices and methods for shortening a rectal stump during a lower anterior resection procedure |
| US11612400B2 (en) | 2021-05-24 | 2023-03-28 | Covidien Lp | Trocar assembly with bearing assembly for load sharing |
| US11737759B2 (en) | 2021-08-05 | 2023-08-29 | Covidien Lp | Surgical stapling device accommodating prolapsed tissue |
| US11883028B2 (en) | 2021-09-08 | 2024-01-30 | Covidien Lp | Systems and methods for post-operative anastomotic leak detection |
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| CA2147800C (en) * | 1994-05-26 | 2006-07-11 | John Charles Robertson | Circular anastomosis device |
| CN2364848Y (en) * | 1999-02-10 | 2000-02-23 | 蒋德成 | Safety device for anastomat |
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| CN101843510B (en) * | 2010-06-07 | 2011-11-09 | 常州威克医疗器械有限公司 | Automatic safety device of disposable automatic safety circular anastomat |
| CN203506811U (en) * | 2013-09-29 | 2014-04-02 | 北京中法派尔特医疗设备有限公司 | Stapler and outer safety device |
| CN204318825U (en) * | 2014-10-22 | 2015-05-13 | 重庆康美唯外科器械有限公司 | A kind of Medical stapler and insurance indication mechanism thereof |
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Also Published As
| Publication number | Publication date |
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| CN104367360A (en) | 2015-02-25 |
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Effective date of registration: 20171128 Address after: 400700 Chongqing city Beibei District Road No. 117 No. 56 of the Milky way Patentee after: Chongqing MEIKO Medical Technology Co., Ltd. Address before: 401123 building B, Chongqing science and Technology Research Institute, middle section of Mount Huangshan Avenue, No. 2, yangliulu, new Yubei District New District, Chongqing Patentee before: CHONGQING QMI SURGICAL CO., LTD. |
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