CN102160811A - Suturing instrument with empty nail chamber protection - Google Patents
Suturing instrument with empty nail chamber protection Download PDFInfo
- Publication number
- CN102160811A CN102160811A CN201110126903.0A CN201110126903A CN102160811A CN 102160811 A CN102160811 A CN 102160811A CN 201110126903 A CN201110126903 A CN 201110126903A CN 102160811 A CN102160811 A CN 102160811A
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- CN
- China
- Prior art keywords
- nail
- center
- nail bin
- fixture block
- pole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
Abstract
The invention discloses a suturing instrument with empty nail chamber protection, which comprises a nail anvil, a nail chamber provided with a plurality of suturing nails inside, a center rod for pushing the nail chamber and the suturing nails in the nail chamber, a bracket for connecting the nail anvil and the nail chamber, a nail pushing connecting piece and a triggering handle connected with the center rod, wherein one end of the nail pushing connecting piece is arranged inside the nail chamber and the other end of the nail pushing connecting piece is connected with the center rod, a safety block is arranged on the bracket, a clamping block is movably arranged on the nail pushing connecting piece and is positioned between the nail chamber and the center rod, the safety block buttes against the clamping block and departs from the center rod in the unlocking state of the suturing instrument,, and the clamping block departs from the safety block and the safety block enters the space between the clamping block and the center rod in the locking state of the suturing instrument,. After the safety block is locked, unlocking can be realized by dismounting the nail chamber and taking down the clamping block; and during unlocking, an operator confirms whether the nail chamber contains nails or not, so as to solve the safety problem due to staff negligence.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, relate in particular to a kind of stiching instrument.
Background technology
At present, physiological tissues such as esophagus, stomach, intestinal are carried out surgical operation when coincideing, often use the surgical operation Binding Instrument to coincide, wherein the linear suture device is a kind of of outbalance.In the prior art, with reference to U.S. Pat 7407076, put down in writing a kind of linear suture device, be used for closed digestive tract and viscera tissue wound, generally comprise housing, be fixed in the intravital support of shell, be arranged at rack far end and be used to implement sew application nail anvil and nail bin, be arranged in the support and be used to promote the thrust unit of the nail in nail bin and the nail bin, and be arranged on the support and be connected in the firing handle of thrust unit by a rotating shaft pivot.
The use of this apparatus is roughly as follows: at first, nail anvil is separated with nail bin, make the linear suture device be in original state, tissue to be sewed up is placed between nail anvil and the nail bin; Then, the extruding firing handle makes nail bin draw close to the nail anvil direction, and follows closely by the seam that the effect of thrust unit is released in the nail bin, thereby finishes sew application; At last, decontrol firing handle, thrust unit and nail bin return to original state together.
The straight line stiching instrument is as lacking safety; can occur not having nail percussion or mistake percussion in the use has influence on operation and normally carries out; even can cause operative failure, therefore, sky nail bin protector should be set by the nail bin after pulling the trigger; the action that the empty nail bin protection of apparatus in the past only will be pulled the trigger is locked; be about to the firing handle locking and make it and to operate, apparatus is not locked fully, in case with the firing handle release; apparatus still can be operated, and has certain potential safety hazard.
Summary of the invention
For addressing the above problem, the object of the present invention is to provide a kind of stiching instrument that has sky nail bin protection, will lock fully after the apparatus percussion, whole apparatus can not be done any action, and apparatus automatically locks, and need not manually-operated.
In order to reach above purpose; the technical solution used in the present invention is: the stiching instrument that has the protection of sky nail bin; it comprises nail anvil; inside is provided with the nail bin of some seam nails; be used to promote the center-pole of the seam nail in nail bin and the nail bin; the support that connects nail anvil and nail bin; the ejector pin that one end is arranged in the nail bin and the other end is connected with center-pole in flakes; and the firing handle that links to each other with center-pole; support is provided with safety block; ejector pin is gone up in flakes and is provided with fixture block movably; this fixture block is between nail bin and center-pole; under the released state of stiching instrument; safety block and fixture block offset and the off center bar; under the lock-out state of stiching instrument; fixture block leaves safety block, and safety block enters between fixture block and the center-pole.
Preferably, fixture block can be connected with ejector pin in flakes movably in flakes along the relative ejector pin of the direction of motion of center-pole.
More preferably, nail bin is provided with side opening, and the axle of this side opening is parallel with the center-pole direction of motion.
Further, fixture block has the inserted link that the end has trip, and inserted link is arranged in the side opening, and under the released state of stiching instrument, trip is located in the side opening, and under the lock-out state of stiching instrument, trip stretches out side opening makes fixture block and nail bin clamping mutually.
Further, support is provided with safety block applied and makes it have the shell fragment of the power that enters the movement tendency between center-pole and the fixture block.
By adopting technique scheme, the present invention has the stiching instrument of sky nail bin protection, and during percussion, center-pole promotes ejector pin in flakes, also promotes the fixture block that ejector pin is gone up in flakes simultaneously, makes trip stretch out side opening, thereby makes fixture block and nail bin clamping; After finishing sew application, decontrol firing handle, center-pole retreats, and drive ejector pin and retreat in flakes, but fixture block is not removed along with returning together; When center-pole returns when removing original state fully, because there be not stopping of fixture block, the safety block on the support moves under the effect of shell fragment, enter between fixture block and the center-pole, stop center-pole forward travel once more, thereby lock the athletic performance of whole apparatus, apparatus can't be pulled the trigger once more.The present invention is after the safety block locking, and release needs nail bin is pulled down, and takes off fixture block, and when release, operator have confirmed simultaneously whether nail is arranged in the nail bin, has solved the safety problem that causes because of personnel's carelessness.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention;
Accompanying drawing 2 is the partial view of released state of the present invention;
Accompanying drawing 3 is the partial view of lock-out state of the present invention.
Number in the figure is:
1, nail anvil; 2, nail bin; 21, side opening; 3, ejector pin in flakes; 4, center-pole; 5, support; 6, firing handle; 7, fixture block; 71, inserted link; 72, trip; 8, shell fragment; 9, safety block.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby protection scope of the present invention is made more explicit defining so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that.
As accompanying drawing 1 to shown in the accompanying drawing 3; in order to reach above purpose; the technical solution used in the present invention is: the stiching instrument that has the protection of sky nail bin; it comprise nail anvil 1, inside be provided with the nail bin 2 of some seams nail, be used to promote the seams nail in nail bin 2 and the nail bin 2 center-pole 4, connect nail anvil 1 and support 5, an end of nail bin 2 and be arranged on nail bin 2 is interior and the other end is connected with center-pole 4 ejector pin in flakes 3, and the firing handle 6 that links to each other with center-pole 4.
As shown in Figure 2, support 5 is provided with safety block 9, ejector pin 3 is provided with fixture block 7 in flakes, ejector pin in flakes 3 length less than the length of nail bin 2 and center-pole 4 and the ejector pin width of 3 ends that are connected in flakes, therefore do not have the space substantially between an end of nail bin 2 and center-pole 4 and the support 5, and ejector pin in flakes 3 and support 5 between have the space, fixture block 7 promptly is positioned at this space, be fixture block 7 between nail bin 2 and center-pole 4, fixture block 7 can 3 move with respect to ejector pin in flakes along the direction of motion of center-pole 4.
In the present embodiment, ejector pin 3 is provided with convex tendon in a side of joining with fixture block 7 in flakes, and fixture block 7 is provided with groove with matching, and fixture block 7 can 3 move with respect to ejector pin in flakes along convex tendon after the clamping.Convex tendon is parallel with the direction of motion of center-pole 4.During actual design, also can on fixture block 7, convex tendon be set, groove be set on 3 in flakes with matching with it at ejector pin.
Nail bin 2 is provided with side opening 21, and the axle of this side opening 21 is parallel with center-pole 4 directions of motion.
As shown in Figure 2, under the released state of stiching instrument, trip 72 is located in the side opening 21, and safety block 9 is positioned at the side of fixture block 7 and center-pole 4, and under the effect of shell fragment 8, safety block 9 is against the side of fixture block 7.
During percussion, center-pole 4 promotes ejector pins in flakes 3, also promotes the ejector pin fixture block 7 on 3 in flakes simultaneously, and fixture block 7 and ejector pin 3 move upward in flakes together, and trip 72 stretches out side opening 21, thereby makes fixture block 7 and nail bin 2 clampings; After finishing sew application, decontrol firing handle 6, center-pole 4 retreats, and drive ejector pin and 3 retreat in flakes, but catch on nail bin 2 owing to trip 72 has stretched out side opening 21, so fixture block 72 can not removed along with returning together; When returning fully, center-pole 4 removes original state, because there be not stopping of fixture block 7, the safety block 9 on the support 5 moves to nail bin 2 and center-pole 4 directions under the effect of shell fragment 8, and the end of safety block 9 enters between fixture block 7 and the center-pole 4, this moment, stiching instrument was in the lock state, as shown in Figure 3.Safety block 9 stops center-pole 4 forward travel once more, thereby locks the athletic performance of whole apparatus, and apparatus can't be pulled the trigger once more.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. one kind has the stiching instrument that the sky nail bin is protected; it comprises nail anvil (1); inside is provided with the nail bin (2) of some seam nails; be used to promote the center-pole (4) of the seam nail in described nail bin (2) and the nail bin (2); the support (5) that connects described nail anvil (1) and nail bin (2); the ejector pin that one end is arranged in the described nail bin (2) and the other end is connected with described center-pole (4) is (3) in flakes; it is characterized in that: described support (5) is provided with safety block (9); described ejector pin is provided with fixture block (7) on (3) in flakes movably; this fixture block (7) is positioned between described nail bin (2) and the center-pole (4); under the released state of stiching instrument; described safety block (9) offsets and off center bar (4) with fixture block (7); under the lock-out state of stiching instrument; described fixture block (7) leaves safety block (9), and described safety block (9) enters between fixture block (7) and the center-pole (4).
2. stiching instrument according to claim 1 is characterized in that: described fixture block (7) can along the relative ejector pin of the direction of motion of center-pole (4) in flakes (3) movably with ejector pin in flakes (3) be connected.
3. stiching instrument according to claim 1 is characterized in that: described nail bin (2) is provided with side opening (21), and the axle of this side opening (21) is parallel with described center-pole (4) direction of motion.
4. stiching instrument according to claim 3, it is characterized in that: described fixture block (7) has the inserted link (71) that the end has trip (72), described inserted link (71) is arranged in the side opening (21), under the released state of stiching instrument, described trip (72) is located in the described side opening (21), under the lock-out state of stiching instrument, described trip (72) stretches out side opening (21) makes fixture block (7) and nail bin (2) clamping mutually.
5. according to the described stiching instrument of one of claim 1-4, it is characterized in that: described support (5) is provided with described safety block (9) applied and makes it have the shell fragment (8) of the power that enters the movement tendency between center-pole (4) and the fixture block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101269030A CN102160811B (en) | 2011-05-17 | 2011-05-17 | Suturing instrument with empty nail chamber protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101269030A CN102160811B (en) | 2011-05-17 | 2011-05-17 | Suturing instrument with empty nail chamber protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102160811A true CN102160811A (en) | 2011-08-24 |
| CN102160811B CN102160811B (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101269030A Active CN102160811B (en) | 2011-05-17 | 2011-05-17 | Suturing instrument with empty nail chamber protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102160811B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102488540A (en) * | 2011-12-16 | 2012-06-13 | 北京中法派尔特医疗设备有限公司 | High-intensity absorbable stitching nail and nail bin component |
| CN104027146A (en) * | 2014-06-06 | 2014-09-10 | 山东威瑞外科医用制品有限公司 | Anastomat with two safety mechanisms |
| CN104586446A (en) * | 2015-01-12 | 2015-05-06 | 天津万和医疗器械有限公司 | Suturing device and triggering safety mechanism thereof |
| CN107582125A (en) * | 2017-09-29 | 2018-01-16 | 刘雯雯 | A kind of operation cutter |
| CN107684446A (en) * | 2017-09-29 | 2018-02-13 | 刘雯雯 | A kind of hemorrhoid ligation cutter |
| CN111700668A (en) * | 2020-06-18 | 2020-09-25 | 苏州贝诺医疗器械有限公司 | Transverse intracavity stitching instrument with compact structure |
| CN111902091A (en) * | 2018-02-06 | 2020-11-06 | 爱惜康有限责任公司 | Releasable coupling features for proximal portions of linear surgical staplers |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4508253A (en) * | 1983-10-04 | 1985-04-02 | United States Surgical Corporation | Surgical fastener applying apparatus |
| US7055730B2 (en) * | 2000-10-13 | 2006-06-06 | Tyco Healthcare Group Lp | Surgical fastener applying apparatus |
| CN201108467Y (en) * | 2007-10-19 | 2008-09-03 | 周明喜 | Anastomat |
| CN201719300U (en) * | 2010-05-26 | 2011-01-26 | 江苏瑞安贝医疗器械有限公司 | Linear type anastomat |
| CN101991450A (en) * | 2010-12-07 | 2011-03-30 | 苏州天臣国际医疗科技有限公司 | Linear seam cutting device |
| CN202104969U (en) * | 2011-05-17 | 2012-01-11 | 苏州贝诺医疗器械有限公司 | Stitching instrument with function of protecting empty nail bin |
-
2011
- 2011-05-17 CN CN2011101269030A patent/CN102160811B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4508253A (en) * | 1983-10-04 | 1985-04-02 | United States Surgical Corporation | Surgical fastener applying apparatus |
| US7055730B2 (en) * | 2000-10-13 | 2006-06-06 | Tyco Healthcare Group Lp | Surgical fastener applying apparatus |
| CN201108467Y (en) * | 2007-10-19 | 2008-09-03 | 周明喜 | Anastomat |
| CN201719300U (en) * | 2010-05-26 | 2011-01-26 | 江苏瑞安贝医疗器械有限公司 | Linear type anastomat |
| CN101991450A (en) * | 2010-12-07 | 2011-03-30 | 苏州天臣国际医疗科技有限公司 | Linear seam cutting device |
| CN202104969U (en) * | 2011-05-17 | 2012-01-11 | 苏州贝诺医疗器械有限公司 | Stitching instrument with function of protecting empty nail bin |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102488540A (en) * | 2011-12-16 | 2012-06-13 | 北京中法派尔特医疗设备有限公司 | High-intensity absorbable stitching nail and nail bin component |
| CN104027146A (en) * | 2014-06-06 | 2014-09-10 | 山东威瑞外科医用制品有限公司 | Anastomat with two safety mechanisms |
| CN104586446A (en) * | 2015-01-12 | 2015-05-06 | 天津万和医疗器械有限公司 | Suturing device and triggering safety mechanism thereof |
| CN107582125A (en) * | 2017-09-29 | 2018-01-16 | 刘雯雯 | A kind of operation cutter |
| CN107684446A (en) * | 2017-09-29 | 2018-02-13 | 刘雯雯 | A kind of hemorrhoid ligation cutter |
| CN107684446B (en) * | 2017-09-29 | 2023-09-12 | 苏州贝诺医疗器械有限公司 | Hemorrhoid ligation cutter |
| CN107582125B (en) * | 2017-09-29 | 2023-09-12 | 苏州贝诺医疗器械有限公司 | Surgical cutter |
| CN111902091A (en) * | 2018-02-06 | 2020-11-06 | 爱惜康有限责任公司 | Releasable coupling features for proximal portions of linear surgical staplers |
| CN111700668A (en) * | 2020-06-18 | 2020-09-25 | 苏州贝诺医疗器械有限公司 | Transverse intracavity stitching instrument with compact structure |
| WO2021253649A1 (en) * | 2020-06-18 | 2021-12-23 | 苏州贝诺医疗器械有限公司 | Transverse intraluminal stapler having compact structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102160811B (en) | 2012-05-30 |
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