CN201182621Y - Medical anastomat insurance opening devcie - Google Patents
Medical anastomat insurance opening devcie Download PDFInfo
- Publication number
- CN201182621Y CN201182621Y CNU2008201107171U CN200820110717U CN201182621Y CN 201182621 Y CN201182621 Y CN 201182621Y CN U2008201107171 U CNU2008201107171 U CN U2008201107171U CN 200820110717 U CN200820110717 U CN 200820110717U CN 201182621 Y CN201182621 Y CN 201182621Y
- Authority
- CN
- China
- Prior art keywords
- safety block
- handle
- switchboard
- rear axle
- opening device
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
Disclosed is a medical stapler safety starting device which comprises a shell, a rear shaft, a handle and a shifting base; the back part of the rear shaft is a screw; the back end of the screw is in threaded connection with a knob; the handle is connected on the shell through a handle pin shaft; a handle torsion spring is arranged on the handle pin shaft; the fork-shaped front end of the handle is inserted into the shifting base; the shell is connected with a safety block through a safety block pin shaft; the lower end of the safety block is arranged on the upper surface of the handle; the safety block torsion spring is arranged on the safety block pin shaft; one end of the safety block torsion spring is supported on the inner wall of the handle; the other end is supported on the safety block; a switch board linked with the rear shaft is arranged on the rear shaft; the operating top surface of the safety block is supported on the bottom surface of the switch board. the medical stapler safety starting device has the advantages that the structure is simple; when the support nail base of the stapler reaches the stapling position and is in the stapling state, the operating top surface of the safety block is right separated from the switch board; the safety block opens automatically so that the mistake action is avoided; the stapling position is accurate; the operation is reliable and convenient; the safety of the apparatus is good.
Description
Technical field
This utility model relates to medical apparatus and instruments, is a kind of Dispoable medical anastomat insurance opening device.
Background technology
Medical anastomat herein is a kind of Dispoable medical anastomat that is applicable to human body esophagus and gastrointestinal tract opposite end or end-to-side anastomosis.This anastomat comprises shell, apical axis, handle, stirs seat etc.Apical axis comprises front axle, axis and rear axle, and the rear axle rear portion is a screw mandrel, is connected with adjusting nut on the screw mandrel.During use, apical axis inserts nail supporting base, the rotation adjusting nut, apical axis move to drive nail supporting base backward and moves backward, when nail supporting base and endless knife arrive stipulate identical apart from the time anastomat when being in the osculating state, pull handle, make endless knife cut unnecessary tissue, the penetrate tissue of anastomosis staple percussion meanwhile, under the effect of nail supporting base gathering sill, anastomosis staple will be organized and coincide.Operator state in the process of medical anastomat in the use, anastomat might take place do not pull handle accidentally to the osculating state as yet, cause the mistake percussion, increase trouble for operation.China Patent No. is that the utility model patent of 200720040868.X discloses a kind of medical anastomat insurance automatic device for opening that puts in place, the handle of this device is connected with safety block, insert in the housing lower end of safety block, be provided with in the housing and at the step rear portion of rear axle and move cover, between adjusting nut and mobile cover, be provided with spring, one strip switchboard rear end is fixed on to move and puts, switchboard is provided with a strip hole, be provided with catapult shape locking member between the both sides inwall in corresponding switchboard strip hole on the housing, the strip hole of switchboard can be passed in the top of locking member, preceding its side is against on the inwall of strip hole, and the lower end leading flank of safety block is against on the top trailing flank of locking member.But the nail supporting base that drives anastomat when apical axis arrives regulation identical apart from the time anastomat enter the osculating zone and be in the osculating state, locking member top breaks away from safety block, the locking of safety block is activated, safety block is thrown off automatically, could press fixed handle this moment, so this utility model can not cause the mistake percussion, but its structure is complicated.
The utility model content
The purpose of this utility model is to propose a kind of medical anastomat insurance opening device simple in structure.
For achieving the above object, this utility model is taked following technical scheme:
This utility model comprises housing, rear axle, handle and is in the seat of stirring on the rear axle front portion, the rear portion of rear axle is a screw mandrel, the screw mandrel rear end turn-knob that axially-movable is restricted that is threaded, handle is connected on the housing by the handle bearing pin, the handle bearing pin is provided with the handle torsion spring, the forked front end of handle inserts to be stirred in the seat, be connected with safety block by the safety block bearing pin on the above-mentioned housing, the lower end of safety block rests on the upper surface of handle, described safety block bearing pin is provided with the safety block torsion spring, one end of safety block torsion spring is against on the handle inwall, and the other end is against on the safety block; Rear axle is provided with the switchboard with the rear axle interlock, and the top work surface of safety block is against on the bottom surface of switchboard.
The front side of described switchboard is provided with the breach that discharges safety block.
Described housing is provided with form, a hinged pointer on the inner walls of corresponding form, and the pointer upper end is in the form, and pointer is provided with reseting shrapnel, and described pointer is connected with switchboard.
Be connected with locating part on the described rear axle.
Described locating part is connected on the rear axle by spacing bearing pin, and the pin shaft hole on the locating part is a mounting hole.
Described switchboard rear end right-angle bending becomes flanging, and flanging is provided with through hole, and switchboard is enclosed within on the rear axle by the through hole on the flanging, and flanging is in the rear side of locating part, is provided with the spring that is enclosed within on the screw mandrel between the flanging of switchboard and the turn-knob.
Described switchboard front side is a slat, and slat has hooked head.
The bottom that is hooked in pointer by the switchboard hooked head that is connected of switchboard and pointer forms.
The projecting end face of the top work surface that described safety block has and be in a side of corresponding switchboard breach.
The utlity model has following good effect:
1, this utility model can't rotate safety block because the safety block upper end is being supported by switchboard, when the rotation turn-knob, rear axle drives switchboard translation backward, and switchboard discharges the rotary position of safety block, by the torsion of safety block torsion spring, open safety block, so this utility model is simple in structure.
2, this utility model utilizes the mounting hole on the locating part, regulate the nail supporting base of anastomat and the distance between the identical position by the link position of regulating between locating part and the rear axle, when but the identical position of nail supporting base arrival of anastomat is in the osculating state, the top work surface of safety block just in time breaks away from switchboard, safety block is opened automatically, so this utility model can not cause the mistake percussion, and the osculating position is accurate, operation is reliable convenient, and the security performance of apparatus is good.
3, this utility model shows form and the safety block interlock, observes by pointer and reminds the operator to enter the district that can coincide this moment, can implement the cutting that coincide in accordance with regulations, further makes the handling safety of anastomat reliable.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, below the specific embodiment and in conjunction with the accompanying drawings of basis, this utility model is described in further detail.
Fig. 1 is a configuration diagram of the present utility model;
Fig. 2 is the switchboard diagrammatic sketch;
Fig. 3 is the safety block diagrammatic sketch;
Fig. 4 is the locating part diagrammatic sketch.
The specific embodiment
Embodiment
Embodiment shown in the drawings comprises housing 1 (omitted among Fig. 1 in addition half housing), rear axle 2, handle 16 and is in and stir seat 4 on rear axle 2 front portions, and the rear portion of rear axle 2 is screw mandrel 2-1, the screw mandrel 2-1 rear end turn-knob 7 that has been threaded.The front end face of housing 1 is provided with seam 1-2, and turn-knob 7 is provided with annular groove 7-1, and the seam 1-2 of housing 1 is among the annular groove 7-1 of turn-knob 7, and the axially-movable of turn-knob 7 is restricted.Handle 16 is connected on the housing 1 by handle bearing pin 13, and the forked front end 16-1 of handle 16 inserts in the notch of stirring seat 4, and handle bearing pin 13 is provided with handle torsion spring 14.
Be connected with safety block 11 by safety block bearing pin 12 on the above-mentioned housing 1, the lower end of safety block 11 can rest on the step 16-2 of handle 16 upper surfaces, safety block bearing pin 12 is provided with safety block torsion spring 15, and an end of safety block torsion spring 15 is against on the handle inwall, and the other end is against on the safety block.Rear axle 2 is provided with switchboard 8.
Described housing 1 is provided with form 1-1, and a hinged pointer 3 on housing 1 inwall of corresponding form 1-1 is taked to be provided with a dead axle on housing 1 inwall, and pointer 3 bottoms are hollow axle 12-1, and pointer 3 is automatically connected on the dead axle of housing 1 by hollow axle 12-1.Pointer 3 upper ends are among the form 1-1, and pointer 3 is provided with reseting shrapnel 5, and described pointer 3 is connected with switchboard 8.
Be connected with locating part 9 on the described rear axle 2.Locating part 9 is one " U " shape folders, and locating part 9 is connected on the rear axle 2 by spacing bearing pin 10, and the pin shaft hole 9-1 on the locating part 9 is a mounting hole, can regulate the link position of locating part 9 and rear axle 2.
Described switchboard 8 rear end right-angle bendings become flanging 8-3, flanging 8-3 is provided with through hole 8-31, switchboard 8 is enclosed within on the rear axle 2 by the through hole 8-31 on the flanging 8-3, and flanging 8-3 is in the rear side of locating part 9, is provided with the spring 6 that is enclosed within on the screw mandrel 2-1 between the flanging 8-3 of switchboard 8 and the turn-knob 7.Spring 6 is tight against on locating part 9 the flanging 8-3 of switchboard 8.Because locating part 9 is fixed on the rear axle 2, when rear axle 2 moves, locating part 9 drives switchboards 8 and moves, and makes switchboard 8 and rear axle 2 interlocks.
The front side of described switchboard 8 is provided with the left and right breach 8-1 that discharges safety block, makes switchboard 8 front sides form slat, and slat has hooked head 8-2, and the bottom that is hooked in pointer 3 by switchboard hooked head 8-2 that is connected of switchboard 8 and pointer 3 forms.
Described safety block 11 has top work surface 11-1, the projecting end face of top work surface 11-1 and be in the side of corresponding switchboard 8 inboard breach 8-1.
This utility model before use, the top work surface 11-1 of safety block 11 is against on the bottom surface of switchboard 8, and the bottom surface of safety block 11 rests on the step 16-2 of handle 16 upper surfaces, handle 16 can not be pressed.During use, because the axially-movable of turn-knob 7 is obstructed, rotation turn-knob 7, rear axle 2 moves backward, drive locating part 9 and move backward, locating part 9 pull switch plates 8 move backward, at switchboard 8 backward in the moving process, the breach of corresponding safety block 11 top work surface 11-1 progressively moves to the top work surface 11-1 top of safety block 11 on the switchboard 8, and pointer 3 is also swung along with moving of switchboard 8 simultaneously.When the top work surface 11-1 of safety block 11 exposes from the breach of switchboard 8 fully, be that switchboard 8 arrival discharge the rotary position of safety block, arrive the position that coincide accurately this moment, safety block 11 is under the effect of safety block torsion spring 15, safety block 11 lower ends are swing upwards, safety block 11 breaks away from handle 16, and pull handle 16 this moment, finishes percussion.Determine different identical positions owing to can connect with rear axle 2,,, promptly arrive identical accurately position when switchboard 8 arrives when coincideing the position so can set identical distance earlier according to the diverse location that spacing bearing pin 10 is in locating part 9 mounting holes.
Claims (9)
1, a kind of medical anastomat insurance opening device, comprise housing (1), rear axle (2), handle (16) and be on rear axle (2) front portion stir the seat (4), the rear portion of rear axle (2) is screw mandrel (2-1), screw mandrel (2-1) the rear end turn-knob (7) that axially-movable is restricted that is threaded, handle (16) is connected on the housing (1) by handle bearing pin (13), handle bearing pin (13) is provided with handle torsion spring (14), the forked front end (16-1) of handle (16) inserts to be stirred in the seat (4), it is characterized in that: above-mentioned housing (1) is gone up and is connected with safety block (11) by safety block bearing pin (12), the lower end of safety block (11) rests on the upper surface of handle (16), described safety block bearing pin (12) is provided with safety block torsion spring (15), one end of safety block torsion spring (15) is against on the handle inwall, and the other end is against on the safety block; Rear axle (2) is provided with the switchboard (8) with the rear axle interlock, and the top work surface (11-1) of safety block (11) is against on the bottom surface of switchboard (8).
2, medical anastomat insurance opening device according to claim 1, it is characterized in that: the front side of described switchboard (8) is provided with the breach (8-1) that discharges safety block.
3, medical anastomat insurance opening device according to claim 2, it is characterized in that: described housing (1) is provided with form (1-1), a hinged pointer (3) on housing (1) inwall of corresponding form (1-1), pointer (3) upper end is in the form (1-1), pointer (3) is provided with reseting shrapnel (5), and described pointer (3) is connected with switchboard (8).
4, medical anastomat insurance opening device according to claim 2 is characterized in that: be connected with locating part (9) on the described rear axle (2).
5, medical anastomat insurance opening device according to claim 4, it is characterized in that: described locating part (9) is connected on the rear axle (2) by spacing bearing pin (10), and the pin shaft hole (9-1) on the locating part (9) is a mounting hole.
6, medical anastomat insurance opening device according to claim 5, it is characterized in that: described switchboard (8) rear end right-angle bending becomes flanging (8-3), flanging (8-3) is provided with through hole (8-31), switchboard (8) is enclosed within on the rear axle (2) by the through hole (8-31) on the flanging (8-3), and flanging (8-3) is in the rear side of locating part (9), is provided with the spring (6) that is enclosed within on the screw mandrel (2-1) between the flanging (8-3) of switchboard (8) and the turn-knob (7).
7, medical anastomat insurance opening device according to claim 3, it is characterized in that: described switchboard (8) front side is a slat, and slat has hooked head (8-2).
8, medical anastomat insurance opening device according to claim 7 is characterized in that: the bottom that is hooked in pointer (3) by switchboard hooked head (8-2) that is connected of switchboard (8) and pointer (3) forms.
9, medical anastomat insurance opening device according to claim 2 is characterized in that: the projecting end face of top work surface (11-1) that described safety block (11) has and be in a side of corresponding switchboard (8) breach (8-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201107171U CN201182621Y (en) | 2008-04-28 | 2008-04-28 | Medical anastomat insurance opening devcie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201107171U CN201182621Y (en) | 2008-04-28 | 2008-04-28 | Medical anastomat insurance opening devcie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201182621Y true CN201182621Y (en) | 2009-01-21 |
Family
ID=40270356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201107171U Expired - Fee Related CN201182621Y (en) | 2008-04-28 | 2008-04-28 | Medical anastomat insurance opening devcie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201182621Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142278A (en) * | 2012-12-28 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Circular tube-type anastomat |
| CN103536333A (en) * | 2013-09-29 | 2014-01-29 | 北京中法派尔特医疗设备有限公司 | Anastomat and outer safety device of anastomat |
| CN104939885A (en) * | 2014-03-31 | 2015-09-30 | 瑞奇外科器械(中国)有限公司 | Surgical instrument and safety device thereof |
-
2008
- 2008-04-28 CN CNU2008201107171U patent/CN201182621Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142278A (en) * | 2012-12-28 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Circular tube-type anastomat |
| CN103142278B (en) * | 2012-12-28 | 2014-12-03 | 苏州天臣国际医疗科技有限公司 | Circular tube-type anastomat |
| CN103536333A (en) * | 2013-09-29 | 2014-01-29 | 北京中法派尔特医疗设备有限公司 | Anastomat and outer safety device of anastomat |
| CN104939885A (en) * | 2014-03-31 | 2015-09-30 | 瑞奇外科器械(中国)有限公司 | Surgical instrument and safety device thereof |
| CN104939885B (en) * | 2014-03-31 | 2017-04-05 | 瑞奇外科器械(中国)有限公司 | A kind of surgical operating instrument safety and surgical operating instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changzhou Xin Neng Yuan Medical Stapler Co., Ltd. Assignor: Ma Jianwen Contract record no.: 2011320001090 Denomination of utility model: Medical anastomat insurance opening devcie Granted publication date: 20090121 License type: Exclusive License Record date: 20110819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20170428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |