CN103156664B - Guiding device - Google Patents
Guiding device Download PDFInfo
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- CN103156664B CN103156664B CN201210582272.8A CN201210582272A CN103156664B CN 103156664 B CN103156664 B CN 103156664B CN 201210582272 A CN201210582272 A CN 201210582272A CN 103156664 B CN103156664 B CN 103156664B
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- spirillum
- guiding device
- fexible film
- guiding
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Abstract
The invention provides a kind of guiding device, front end for Medical stapler enters human body with guided anastomosis device, described guiding device have by the guiding piece of strip around spirillum, described spirillum has the less far-end of diameter and the larger near-end of diameter, described spirillum is coated with fexible film, fexible film has traction end near described far-end, and the cavity of described traction end in described spirillum extends described near-end.Guiding device of the present invention, after guided anastomosis device enters human body, conveniently can take out and can not add the discomfort of heavy patient.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relating to for anastomat being guided the guiding device entering human body.
Background technology
Tubular binding strument is a kind of surgical instruments being widely used in tubular type and organizing seaming and cutting to perform the operation, and is made up of with percussion assembly the nail-head component of circle; The tubular type tissue coupled together by two sections of needs is placed between the nail anvil of nail-head component and nail bin, and the distance of adjustment nail anvil and nail bin carrys out grip tissue gradually, and then operation percussion assembly makes nail be shaped, and completes the connection of two sections of tissues.
In the operation technique of reality, having two kinds of tubular binding struments of performing the operation to enter pipeline more difficult, is low rectal operation and gastric bypass operation respectively.The first low rectal is performed the operation, and the tubular binding strument of to be diameter be 33 millimeters of nail bins of employing, needs per anum to perform the operation.Because anus is a muscular opening, its diameter of normal condition is less, major diameter apparatus is inserted into anus more difficult.The second gastric bypass operation, the tubular binding strument of to be diameter be 25 millimeters of nail bins of employing, need enter small intestinal and perform the operation.Because small intestinal is the digester tube of human body, inwall has a lot of mucosa, and tubular binding strument due to end face comparatively large, and due to reasons in structure surface sufficiently oily, walk at little enteral and easily damage caused to mucosa.
The prior art solved the problem at present is the several assistive device being set in tubular binding strument nail bin groupware periphery that U.S. Patent application US20090204108 and US20110114698 discloses, the nail bin groupware of the tubular Binding Instrument of aimming circle can enter human body and through intestinal, this assistive device can be laid down from nail bin groupware after it arrives operation precalculated position, not affect the subsequent operation of tubular binding strument.These assistive devices can help doctor that the head of Binding Instrument is successfully put into preposition, but this assistive device need use larger power to tear hauling-out at present, and easy accidental injury organizes and experience is not good.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of guiding device, it is after guided anastomosis device enters human body, conveniently can take out self-fitting device front end, can not add the discomfort of heavy patient.
For achieving the above object, guiding device of the present invention, front end for Medical stapler enters human body with guided anastomosis device, described guiding device have by the guiding piece of strip around spirillum, described spirillum has the less far-end of diameter and the larger near-end of diameter, and described spirillum is coated with fexible film, and fexible film has traction end, described traction end passes the cavity in described spirillum from described spirochetal far-end, and extends described spirochetal near-end;
Described guiding device is set to, and when decomposing from Medical stapler, needs first by described spirillum pull-out Medical stapler, then by described fexible film pull-out Medical stapler.
As a further improvement on the present invention, the cross section of described guiding piece is staggered stacked two-layer parallelogram sturcutre, comprises internal layer and skin.
As a further improvement on the present invention, described fexible film has elasticity, is strutted by elasticity when being coated on spirillum and being outer.
As a further improvement on the present invention, described spirillum near-end is connected with and pulls part.
As a further improvement on the present invention, in two parallelogram sturcutres on the cross section of described guiding piece, the drift angle away from internal layer and outer field overlapping is acute angle.
As a further improvement on the present invention, described fexible film original state is cylindrical shape.
As a further improvement on the present invention, described composition internal layer is identical with outer field parallelogram sturcutre.
Compared with prior art, guiding device of the present invention, after guided anastomosis device enters human body, conveniently can take out and can not add the discomfort of heavy patient.
Accompanying drawing explanation
Fig. 1 is that guide body is being pulled the stacking structural representation of the beginning on part by the present invention;
Fig. 2 is the cross sectional representation along A-A direction in Fig. 1 of guide body of the present invention;
Guide body part is piled poststack is formed spirochetal schematic diagram in pulling in the present invention by Fig. 3;
Fig. 4 is the structural representation of the non-softened state of fexible film in the present invention;
Fig. 5 is that in the present invention, fexible film is coated on the structural representation that spirillum forms guiding device outward;
Fig. 6 is that in the present invention, fexible film is coated on the sectional view that spirillum forms guiding device outward.
Detailed description of the invention
Below in conjunction with each embodiment shown in the drawings, the present invention is described in detail; but should be noted that; these embodiments are not limitation of the present invention; those of ordinary skill in the art are according to these embodiment institute work energy, method or structural equivalent transformations or substitute, and all belong within protection scope of the present invention.
Refer to shown in accompanying drawing 1 to 6, guide body 100 is made up of hard material, its cross section is the two-layer parallelogram structure be crisscross arranged, comprise internal layer 101 and outer 102, this internal layer 101 and outer 102 parallelogrames formed are acute angle away from internal layer 101 and the drift angle of the overlapping of outer 102.This guide body 100 can pull around stacking on part 200, forms the overall spirillum 300 in truncated cone-shaped, has cavity in spirillum 300.The part that this spirillum 300 one end diameter is less is far-end 301, and the part that diameter is larger is near-end 303.Now, the skin 102 being in top guide body 100 is coated on the internal layer 101 of its lower one deck guide body 100.If composition internal layer 101 completes identical with the parallelogram sturcutre of composition outer 102, then the outer surface smoother of spirillum 300, can not scratch human body.
Fexible film 400 has elasticity, is cylindrical shape, can elasticity struts in original state.Fexible film 400 is inserted in the cavity of spirillum 300, the fexible film 400 near far-end 301 is strutted outside upset, is included in the skin of spirillum 300.Now, fexible film 400 has the trend that nature is replied because being strutted by elasticity, and inside extrusion spiral body 300 and make its stabilized structure forms guiding device 500 of the present invention.The unturned part of fexible film 400 forms traction end 401, and this traction end 401 part extends near-end 303 in cavity.Certainly, in other embodiments, described traction end 401 also can be made up of the draught line be connected with fexible film 400.
In use, guiding device 500 is arranged at the front end of anastomat (not shown), thus guided anastomosis device enters the assigned address of human body.Draw and pull part 200, by passage pull-out reserved in near-end 303 to far-end 301 in layer self-fitting device for spirillum 300.After being pulled out by spirillum 300, fexible film 400 loses support, now pulls traction end 401 again, by passage reserved in described fexible film 400 self-fitting device pull-out.
Use guiding device of the present invention, because the special vibrational power flow of guiding piece, be conveniently stacked into spirillum, and pull in inside when pulling part, facilitate despiralization.Guiding device of the present invention, after guided anastomosis device carries out operative site, can conveniently take out, and during because taking out guiding device self-fitting device inside, can not add the discomfort of heavy patient.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or basic feature, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a guiding device, front end for Medical stapler enters human body with guided anastomosis device, it is characterized in that, described guiding device have by the guiding piece of strip around spirillum, described spirillum has the less far-end of diameter and the larger near-end of diameter, and described spirillum is coated with fexible film, and fexible film has traction end, described traction end passes the cavity in described spirillum from described spirochetal far-end, and extends described spirochetal near-end;
Described guiding device is set to, and when decomposing from Medical stapler, needs first by described spirillum pull-out Medical stapler, then by described fexible film pull-out Medical stapler.
2. guiding device according to claim 1, is characterized in that, the cross section of described guiding piece is staggered stacked two-layer parallelogram sturcutre, comprises internal layer and skin.
3. guiding device according to claim 1, is characterized in that, described fexible film has elasticity, is strutted by elasticity when being coated on spirillum and being outer.
4. guiding device according to claim 1, is characterized in that, described spirillum near-end is connected with and pulls part.
5. guiding device according to claim 2, is characterized in that, in two parallelogram sturcutres on the cross section of described guiding piece, the drift angle away from internal layer and outer field overlapping is acute angle.
6. guiding device according to claim 1, is characterized in that, described fexible film original state is cylindrical shape.
7. guiding device according to claim 2, is characterized in that, described composition internal layer is identical with outer field parallelogram sturcutre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210582272.8A CN103156664B (en) | 2012-12-28 | 2012-12-28 | Guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210582272.8A CN103156664B (en) | 2012-12-28 | 2012-12-28 | Guiding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103156664A CN103156664A (en) | 2013-06-19 |
| CN103156664B true CN103156664B (en) | 2015-08-19 |
Family
ID=48580546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210582272.8A Active CN103156664B (en) | 2012-12-28 | 2012-12-28 | Guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103156664B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2218529Y (en) * | 1995-05-10 | 1996-01-31 | 王东 | Muscle tendon leading device |
| CN102048569A (en) * | 2009-10-27 | 2011-05-11 | 苏州天臣国际医疗科技有限公司 | Circular-pipe binding instrument for minimally invasive surgery |
| CN203029388U (en) * | 2012-12-28 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Guide apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8281974B2 (en) * | 2009-01-14 | 2012-10-09 | Tyco Healthcare, Group LP | Surgical stapler with suture locator |
| US8353439B2 (en) * | 2009-11-19 | 2013-01-15 | Ethicon Endo-Surgery, Inc. | Circular stapler introducer with radially-openable distal end portion |
-
2012
- 2012-12-28 CN CN201210582272.8A patent/CN103156664B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2218529Y (en) * | 1995-05-10 | 1996-01-31 | 王东 | Muscle tendon leading device |
| CN102048569A (en) * | 2009-10-27 | 2011-05-11 | 苏州天臣国际医疗科技有限公司 | Circular-pipe binding instrument for minimally invasive surgery |
| CN203029388U (en) * | 2012-12-28 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Guide apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103156664A (en) | 2013-06-19 |
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Address after: 215021 No. 278 Dongping Street, Suzhou Industrial Park, Jiangsu Province Patentee after: Tianchen International Medical Technology Co., Ltd Address before: 215021 science and Technology Plaza, Jinji Lake Road International Science Park, Suzhou Industrial Park, Suzhou, Jiangsu, 21A Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |