CN103222885B - Stapler and safety thereof under the mirror of chamber - Google Patents

Stapler and safety thereof under the mirror of chamber Download PDF

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Publication number
CN103222885B
CN103222885B CN201310141518.2A CN201310141518A CN103222885B CN 103222885 B CN103222885 B CN 103222885B CN 201310141518 A CN201310141518 A CN 201310141518A CN 103222885 B CN103222885 B CN 103222885B
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CN
China
Prior art keywords
safety block
safety
nail kit
described
mirror
Prior art date
Application number
CN201310141518.2A
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Chinese (zh)
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CN103222885A (en
Inventor
李学军
刘青
Original Assignee
北京中法派尔特医疗设备有限公司
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Priority to CN201310141518.2A priority Critical patent/CN103222885B/en
Publication of CN103222885A publication Critical patent/CN103222885A/en
Application granted granted Critical
Publication of CN103222885B publication Critical patent/CN103222885B/en

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Abstract

The invention provides the safety of stapler under the mirror of a kind of chamber, comprise safety block and nail kit housing, described safety block is provided with safety block projection, described nail kit housing is provided with and stops projection, described stop is protruding to be oppositely arranged with the closing end of the step of described nail kit housing.The safety of stapler under the mirror of chamber provided by the invention, owing to being respectively arranged with on safety block and nail kit housing, safety block is protruding and stop is protruding, thus when making safety block move to the closing end of step, produce a feel prompting, operator is recognized, and safety block falls step, if stapler makes safety block retreat under operating cavity mirror, disposable nail kit will be scrapped, operator can operate accurately according to judging accurately, avoid maloperation, thus the disposable nail kit success rate in use of stapler under improving chamber mirror.

Description

Stapler and safety thereof under the mirror of chamber

Technical field

The present invention relates to technical field of medical instruments, particularly the safety of stapler under the mirror of a kind of chamber.The invention still further relates to and a kind ofly comprise stapler under the chamber mirror of above-mentioned safety.

Background technology

In Minimally Invasive Surgery operating process, usual use surgical suturing set carrys out the adjacent part of conjunctive tissue, under chamber mirror conventional at present, stapler is the form adding cutter on surgical fastener device, its cutter can sew up linear movement between nail bin, thus reach the object of cutting and sealing suture tissue when operation stitching device is sewed up.Under the mirror of chamber, stapler uses disposable nail kit usually, and disposable nail kit inside is provided with safety, to prevent the secondary percussion of stapler under the mirror of chamber.

Please refer to Fig. 1, under the mirror of a kind of typical chamber, the safety of stapler, comprise safety block assembly and nail kit housing, and safety block assembly comprises safety block 01, contiguous block and safety block shell fragment, and nail kit housing comprises nail kit base and nail kit upper casing.The cutter that safety block assembly is arranged on stapler under the mirror of chamber are positioned at nail kit, and one end of cutter is connected with the trigger shaft of stapler under the mirror of chamber, and the other end is connected with the nail supporting base of stapler under the mirror of chamber.The sidewall of nail kit base is provided with two steps, the bottom of nail kit base is provided with two pedestal lobes.

Under the mirror of chamber, stapler operationally, stapler original state under the mirror of chamber, the initial position of safety block 01 is positioned on the step of nail kit base side wall, safety block 01 shell fragment makes safety block 01 keep being subject to downward force, safety block 01 moves forward on step, when moving to the closing end of step, under the mirror of chamber, stapler enters closure state, when under the mirror of chamber, stapler closes, residing for safety block 01, one end of step is the closing end of step, when safety block 01 does not fall step, operator's adjustable handle makes stiching instrument reply original state, safety block 01 retreats, thus the position of stapler suture under adjustment chamber mirror, move forward.

If safety block 01 falls step, if now safety block 01 continues forward, stapler percussion under the mirror of chamber, after having pulled the trigger, safety block 01 is return backward, make safety block 01 be stuck in the pedestal lobe place of nail kit base, under the mirror of chamber, stapler enters combined state, thus avoids secondary to pull the trigger; If operator does not recognize that safety block 01 falls step, and now operator's maloperation, safety block 01 is retreated, safety block 01 can be stuck in the pedestal lobe place of nail kit base, stiching instrument enters reset mode, under making chamber mirror, stapler cannot be pulled the trigger, thus under causing chamber mirror, the disposable nail kit of stapler does not use and just scraps.

Therefore, how improving the disposable nail kit success rate in use of stapler under the mirror of chamber, is the current technical issues that need to address of those skilled in the art.

Summary of the invention

The object of this invention is to provide the safety of stapler under the mirror of a kind of chamber, these safety improve the disposable nail kit success rate in use of stapler under the mirror of chamber.Another object of the present invention is to provide and a kind ofly comprises stapler under the chamber mirror of above-mentioned safety.

To achieve these goals, the invention provides the safety of stapler under the mirror of a kind of chamber, comprise safety block and nail kit housing, described safety block is provided with safety block projection, described nail kit housing is provided with and stops projection, described stop is protruding to be oppositely arranged with the closing end of the step of described nail kit housing.

Preferably, described safety block projection is arranged at the both sides of described safety block, and described stop projection is arranged on the sidewall of described nail kit housing.

Preferably, described stop projection is arranged on the nail kit upper casing of described nail kit housing.

Preferably, the material of described nail kit upper casing is plastics.

Preferably, described safety block projection and/or described stop projection are that fillet is protruding.

Present invention also offers stapler under the mirror of a kind of chamber, the safety comprising trigger shaft and be connected with described trigger shaft, described safety are the safety described in above-mentioned any one.

The safety of stapler under the mirror of chamber provided by the invention, comprise safety block and nail kit housing, safety block are provided with safety block projection, nail kit housing is provided with and stops projection, stop that projection is oppositely arranged with the closing end of the step of nail kit housing.

Under the mirror of chamber provided by the invention, stapler operationally, safety block travels forward on the step of nail kit housing, when safety block advances to the closing end of step, safety block projection set by now on safety block is positioned at the set side stopping projection on nail kit housing, and offsets with it, moves further, safety block is protruding to be extruded mutually with stop projection, cross to advance to and stop protruding side, in the process of crossing, produce vibration, thus produce feel prompting.

Known by foregoing description, relative to above-mentioned background technology, the safety of stapler under the mirror of chamber provided by the invention, owing to being respectively arranged with on safety block and nail kit housing, safety block is protruding and stop is protruding, thus when making safety block move to the closing end of step, produce a feel prompting, operator is recognized, and safety block falls step, if now under operating cavity mirror, stapler makes safety block retreat, disposable nail kit will be scrapped, operator can operate accurately according to judging accurately, avoid maloperation, thus the disposable nail kit success rate in use of stapler under improving chamber mirror.

Accompanying drawing explanation

Fig. 1 is the structural representation of the safety block of stapler under the mirror of a kind of typical chamber;

The structural representation of the safety block assembly of stapler under a kind of chamber mirror that Fig. 2 provides for the embodiment of the present invention;

Fig. 3 is the structural representation of the safety block of the safety block assembly shown in Fig. 2;

The structural representation view of nail kit base shell under stapler original state under the chamber mirror that Fig. 4 provides for the embodiment of the present invention;

The structural representation of nail kit upper casing under stapler original state under the chamber mirror that Fig. 5 provides for the embodiment of the present invention;

The structural representation of nail kit base under stapler reset mode under the chamber mirror that Fig. 6 provides for the embodiment of the present invention;

The structural representation of nail kit base under stapler closure state under the chamber mirror that Fig. 7 provides for the embodiment of the present invention;

The structural representation of nail kit upper casing under stapler closure state under the chamber mirror that Fig. 8 provides for the embodiment of the present invention;

The structural representation of the nail kit base of stapler under the chamber mirror that Fig. 9 provides for the embodiment of the present invention;

The structural representation of the nail kit upper casing of stapler under the chamber mirror that Figure 10 provides for the embodiment of the present invention;

The structural representation of the disposable nail kit of stapler under the chamber mirror that Figure 11 provides for the embodiment of the present invention.

Detailed description of the invention

Core of the present invention is to provide the safety of stapler under the mirror of a kind of chamber, and these safety improve the disposable nail kit success rate in use of stapler under the mirror of chamber.Another core of the present invention is to provide and a kind ofly comprises stapler under the chamber mirror of above-mentioned safety.

In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.

Please refer to Fig. 2-Figure 11, in a kind of detailed description of the invention, the safety of stapler under the mirror of a kind of chamber provided by the invention, comprise safety block assembly 1 and nail kit housing, safety block assembly 1 comprises safety block 11, contiguous block 13 and safety block shell fragment 12, and nail kit housing comprises nail kit base 21 and nail kit upper casing 22.The cutter 5 that safety block assembly 1 is arranged on stapler under the mirror of chamber are positioned at disposable nail kit 2, and one end of cutter 5 is connected with the trigger shaft of stapler under the mirror of chamber, and the other end is connected with the nail supporting base of stapler under the mirror of chamber.The sidewall of nail kit base 21 is provided with two steps 4, and the bottom of nail kit base 21 is provided with two pedestal lobes 6.Safety block 11 is provided with safety block projection 111, nail kit housing is provided with and stops protruding 3, stop that protruding 3 are oppositely arranged with the closing end of the step 4 of nail kit housing.When stiching instrument closes, safety block 11 is positioned at one end of step 4, and this end of step 4 is the closing end of step 4.Safety block projection 111 can be arranged on the bottom of safety block 11, stops that protruding 3 can be arranged on the step 4 of nail kit base 21.

Under the chamber mirror that the embodiment of the present invention provides, stapler operationally, under the mirror of chamber during stapler original state, safety block 11 is positioned on the step 4 of nail kit housing, safety block 11 travels forward on step 4, when safety block 11 advances to the closing end of step 4, now set on safety block 11 safety block projection 111 is positioned at the set side stopping projection 3 on nail kit housing, and offset with it, safety block 11 moves forward, safety block protruding 111 extrudes with protruding 3 phases of stop, safety block projection 111 is crossed and is stopped that protruding 3 advance to the opposite side stopping protruding 3, produce vibration, thus produce feel prompting, under the mirror of chamber, stapler enters closure state, and then carry out next step operation.

Known by foregoing description, relative to above-mentioned background technology, the safety of stapler under the mirror of chamber provided by the invention, owing to being respectively arranged with safety block protruding 111 and stopping protruding 3 on safety block 11 and nail kit housing, thus when making safety block 11 move to the closing end of step 4, produce a feel prompting, operator is recognized, and safety block 11 has fallen step 4, if now retreated, disposable nail kit 2 will be scrapped, operator can operate accurately according to judging accurately, avoid maloperation, thus disposable nail kit 2 success rate in use of stapler under improving chamber mirror.

In addition, safety block projection 111 is arranged at the both sides of safety block 11, stops that protruding 3 are arranged on the sidewall of nail kit housing.When safety block projection 111 cross stop protruding 3 time, safety block 11 stressed more reliable, the motion stabilization of safety block 11, the operation of the operator that is more convenient for, also makes operator experience the feel prompting of safety more sensitively.

In addition, stop that protruding 3 are arranged on the nail kit upper casing 22 of nail kit housing.Nail kit upper casing 22 arranges projection be more convenient for processing, and less to the Overall Reconstruction of nail kit housing, production cost is lower.

Further, the material of nail kit upper casing 22 is plastics.When the material of nail kit upper casing 22 is plastics, processing of being more convenient for stops protruding 3, and plastics have certain ductility, and safety block projection 111 is easier to cross and stops protruding 3, under the prerequisite pointed out there being feel, convenient operation person operation more.

Further, safety block protruding 111 and/or stop protruding 3 are that fillet is protruding.When safety block protruding 111 and/or stop protruding 3 be fillet protruding time, safety block projection 111 is easier to cross and stops protruding 3, and the operation of safety block 11 more steadily, makes stapler convenient operation more under the mirror of chamber.

The above-mentioned safety that under the chamber mirror that the embodiment of the present invention provides, stapler comprises trigger shaft and is connected with trigger shaft, the structure of other parts with reference to prior art, can repeat no more herein.

Above stapler and safety thereof under the mirror of chamber provided by the present invention are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.

Claims (5)

1. the safety of stapler under a chamber mirror, comprise safety block (11) and nail kit housing, it is characterized in that, described safety block (11) is provided with safety block projection (111), described nail kit housing is provided with and stops protruding (3), described stop protruding (3) is oppositely arranged with the closing end of the step (4) of described nail kit housing, described safety block projection (111) is arranged at the both sides of described safety block (11), described stop protruding (3) is arranged on the sidewall of described nail kit housing, when under the mirror of chamber, stapler is in original state, safety block (11) is positioned on the step (4) of nail kit housing, safety block (11) travels forward on step (4), when safety block (11) advances to the closing end of step (4), now the upper set safety block projection (111) of safety block (11) is positioned at the set side stopping protruding (3) on nail kit housing, and offset with described stop protruding (3), safety block (11) moves forward, safety block projection (111) extrudes mutually with stop protruding (3), safety block projection (111) is crossed and is stopped that protruding (3) advance to the opposite side stopping protruding (3), produce vibration, thus produce feel prompting.
2. safety according to claim 1, is characterized in that, described stop protruding (3) is arranged on the nail kit upper casing (22) of described nail kit housing.
3. safety according to claim 2, is characterized in that, the material of described nail kit upper casing (22) is plastics.
4. the safety according to any one of claim 1-3, is characterized in that, described safety block projection (11) and/or described stop protruding (3) are fillet projection.
5. a stapler under the mirror of chamber, the safety comprising trigger shaft and be connected with described trigger shaft, is characterized in that, described safety are safety according to claim 4.
CN201310141518.2A 2013-04-23 2013-04-23 Stapler and safety thereof under the mirror of chamber CN103222885B (en)

Priority Applications (1)

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CN201310141518.2A CN103222885B (en) 2013-04-23 2013-04-23 Stapler and safety thereof under the mirror of chamber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310141518.2A CN103222885B (en) 2013-04-23 2013-04-23 Stapler and safety thereof under the mirror of chamber

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CN103222885A CN103222885A (en) 2013-07-31
CN103222885B true CN103222885B (en) 2015-09-16

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0669104A1 (en) * 1994-02-25 1995-08-30 Ethicon Endo-Surgery Anvil pockets for surgical stapler
CN101721236A (en) * 2008-10-29 2010-06-09 苏州天臣国际医疗科技有限公司 Surgical cutting and binding apparatus
CN201719298U (en) * 2010-04-01 2011-01-26 江苏瑞安贝医疗器械有限公司 Free handle anti-dropping mechanism for straight line cutting anastomat
CN203220400U (en) * 2013-04-23 2013-10-02 北京中法派尔特医疗设备有限公司 Under-endoscope cutting and stitching device and safety device thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8007513B2 (en) * 2008-06-12 2011-08-30 Ethicon Endo-Surgery, Inc. Partially reusable surgical stapler

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0669104A1 (en) * 1994-02-25 1995-08-30 Ethicon Endo-Surgery Anvil pockets for surgical stapler
CN101721236A (en) * 2008-10-29 2010-06-09 苏州天臣国际医疗科技有限公司 Surgical cutting and binding apparatus
CN201719298U (en) * 2010-04-01 2011-01-26 江苏瑞安贝医疗器械有限公司 Free handle anti-dropping mechanism for straight line cutting anastomat
CN203220400U (en) * 2013-04-23 2013-10-02 北京中法派尔特医疗设备有限公司 Under-endoscope cutting and stitching device and safety device thereof

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