CN102048571B - Round tube type binding instrument and sealing mode thereof - Google Patents
Round tube type binding instrument and sealing mode thereof Download PDFInfo
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- CN102048571B CN102048571B CN 200910205055 CN200910205055A CN102048571B CN 102048571 B CN102048571 B CN 102048571B CN 200910205055 CN200910205055 CN 200910205055 CN 200910205055 A CN200910205055 A CN 200910205055A CN 102048571 B CN102048571 B CN 102048571B
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- nail
- type binding
- tubular type
- membrane cover
- sealing membrane
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Abstract
The invention provides a round tube type binding instrument. The instrument comprises a nail bin, a nail barrel, a hollow connecting tube, and a sealing film sleeve with a closed end, wherein the sealing film sleeve comprises a planar body and a circumferential body; and in a semi-closed space formed when the nail bin and the nail barrel are accommodated in the sealing film sleeve, the outline of the circumferential body of the sealing film sleeve is consistent with the outline of the nail bin and the outline of the nail barrel, and the circumferential body covers at least one part of the connecting tube. The sealing film sleeve can be contracted and cover the nail bin, the nail barrel and the connecting tube to achieve a sealing effect only by making the round tube type binding instrument sleeved with the sealing film sleeve quickly pass through an oven. The invention has the main advantages that: the round tube type binding instrument has high sealing property and can be well applied to minimally invasive surgeries, and a sealing mode of the instrument is also extremely simple and convenient.
Description
Technical field
The present invention relates to a kind of good sealing performance surgical operation with tubular type binding appearance and sealing means thereof, belong to medical instruments field.
Background technology
Surgical operation is the medical apparatus and instruments that often uses when physiological tissues such as esophagus, intestinal are undergone surgery seaming and cutting with the tubular type binding appearance, and the quality of its performance directly influences the operation process, plays important effect for surgical effect.In the prior art, like the tubular type binding appearance that U.S. Pat 5205459 discloses, generally form by having the body of pulling the trigger handle and having the crimp head of sewing up device, its crimp head is made up of the nail bin that interfixes successively, nail tube and hollow connection tube again.Said nail tube inside is provided with pushing slice of nail movably, has in the centre bore of an anvil pull rod on being located at said nail tube to move, and is used for being connected with nail-anvil assembly.
Present tubular type binding appearance generally all is used in open surgery, promptly needs to open thoracic cavity or abdominal part on a large scale, and this is unfavorable for patient's post-operative recovery very much, has therefore produced a kind of modus operandi of novelty, i.e. Minimally Invasive Surgery.Minimally Invasive Surgery with the intestinal tissue seaming and cutting is an example, at first need use special-purpose perforator to open aperture at abdominal part; Use pneumoperitoneum apparatus toward the intraperitoneal inflation then, form the space that can supply laparoscopic visualization and carry out seaming and cutting; Then withdraw from pneumoperitoneum apparatus, in aperture, can carry out intestinal seaming and cutting Minimally Invasive Surgery after insertion tubular type binding appearance, peritoneoscope and other the necessary operating theater instruments.
Because Minimally Invasive Surgery only opens several apertures on one's body the patient, very positive effect is arranged for patient's recovery.But present tubular type binding appearance also is not to be well suited for Minimally Invasive Surgery.As shown in Figure 1, because nail bin 2, nail tube 1 and hollow connection tube 3 are three monomers that are mutually permanently connected, in the time of therefore in the tubular type binding appearance is inserted into patient's body, being driven into the Intraabdominal gas of patient by pneumoperitoneum apparatus might escape from its junction 12,13.Because pushing slice of nail 6 can move with respect to nail tube 1; And anvil pull rod 5 can move with respect to centre bore 4; Therefore there is the gap each other in they, and gas can pass the hollow that this gap enters into connection tube 3, after the body of Binding Instrument to escape into the patient external.Because behind escape of gas, in-vivo tissue returns to the state of mutual applying again, therefore cause greatly inconvenience for Minimally Invasive Surgery.Existing way is, opens an aperture on one's body in addition the patient, in the process of operation, ceaselessly in patient's body, inflates.Such way consumption wealth, consumption power are not ways of dealing with problems for a long time.Therefore, provide the tubular type binding appearance of a good airproof performance and a kind of sealing means of easy tubular type binding appearance to become the technical barrier that presses for solution.
The present invention quotes the content that above-mentioned patent is put down in writing as prior art.
Summary of the invention
The objective of the invention is to solve above-mentioned technical problem, provide a kind of good sealing performance surgical operation to use the tubular type binding appearance.Another object of the present invention is to provide a kind of sealing means of easy tubular type binding appearance.
The object of the invention is realized through following technical scheme:
A kind of tubular type binding appearance; Comprise the nail bin, nail tube and the hollow connection tube that are mutually permanently connected successively; Said nail tube inside is provided with pushing slice of nail movably, has in the centre bore of an anvil pull rod on being located at said nail tube to move, and said tubular type binding appearance also comprises the sealing Membrane cover of one one end sealing; Said sealing Membrane cover comprises a plane body and a circumferential body; Said nail bin is contained in the formed semi-enclosed space of sealing Membrane cover with the nail tube, and the circumferential body of said sealing Membrane cover is consistent with the outline of nail tube with nail bin, and envelopes the connection tube of at least a portion.
Further, the plane body of said sealing Membrane cover is closely attached on the nail bin face of said nail bin.The length of the circumferential body of said sealing Membrane cover greater than said nail bin face to the ultimate range between the connection tube.
Again further, the circumferential body of said sealing Membrane cover is provided with the folding line of a circle, and the distance range of said folding line and plane body is 1～10 millimeter.
Further, said sealing Membrane cover is processed by degradable and by the material of tissue absorption.Perhaps, said sealing Membrane cover is by being processed by the material of permanent implanting tissue.
The sealing means of above-mentioned tubular type binding appearance comprises the steps: the nail tube of tubular type binding appearance and nail bin are inserted in the sealing Membrane cover of end sealing, makes the plane body of said sealing Membrane cover be closely attached on the nail bin face of said nail bin; Then said tubular type binding appearance is passed through baking box fast, said sealing Membrane cover shrinks and envelopes the connection tube of nail bin, nail tube and at least a portion.Said oven temperature is 50～80 degrees centigrade, and said tubular type binding appearance is 3～5 meter per seconds through the speed of baking box.
Beneficial effect of the present invention is mainly reflected in: the sealing of tubular type binding appearance is better, can be applicable to Minimally Invasive Surgery well, and its sealing means is also extremely simple, convenient.
Description of drawings
Below in conjunction with accompanying drawing technical scheme of the present invention is described further:
Fig. 1: the sketch map of the crimp head of the Binding Instrument of prior art, wherein indicated the escape direction of gas.
Fig. 2: the crimp head of Binding Instrument of the present invention, seal Membrane cover and be original state this moment.
Fig. 3: along the cutaway view of A-A direction among Fig. 2.
Fig. 4:, seal Membrane cover this moment and be and be close to state through the crimp head of the Binding Instrument after the sealing means of the present invention sealing.
Wherein:
1 nail tube, 2 nail bins, 3 connection tubes
4 centre bores, 5 anvil pull rod, 6 pushing slice of nail
7 connectors, 8 circular holes, 9 sealing Membrane covers
13 junctions, 12 access sections, 20 nail bin faces
91 plane bodies, 92 circumferential bodies, 93 folding lines
The specific embodiment
The present invention has disclosed a kind of tubular type binding appearance.As shown in Figure 1, existing tubular type binding appearance comprises nail bin 2, nail tube 1 and the hollow connection tube 3 that is mutually permanently connected successively; Be provided with access section 12 between nail bin 2 and the nail tube 1, be provided with pressing junction 13 between nail tube 1 and the hollow connection tube 3.
Said nail tube 1 comprises that one is used to accommodate the circular hole 8 by resection organization, and a centre bore 4 that links with said circular hole 8.Said nail tube 1 inside is provided with pushing slice of nail 6 movably, has an anvil pull rod 5 in said centre bore 4, to move.Because existing tubular type binding appearance poor sealing; Therefore after gas gets into from circular hole 8; Can flow along the direction of arrow among Fig. 1; From the access section 12, junction 13 escapes; Perhaps gap, the anvil pull rod 5 through pushing slice of nail 6 and nail tube 1 enters into the hollow of connection tube 3 with the gap of centre bore 4, because the connector 7 and the gap between the connection tube 3 that are arranged in the connection tube 3 movably are also very big, so gas escapes into atmosphere after entering into the body (not shown) of tubular type binding appearance via connection tube 3 again.
Given this; Tubular type binding appearance of the present invention also comprises the sealing Membrane cover 9 of one one end sealing; As shown in Figure 4, said sealing Membrane cover 9 comprises a plane body 91 and a circumferential body 92, and said nail bin 2 is contained in sealing Membrane cover 9 formed semi-enclosed spaces with nail tube 1; The circumferential body 92 of said sealing Membrane cover is consistent with the outline of nail tube with nail bin, and envelopes the connection tube of at least a portion.The plane body 91 of said sealing Membrane cover is closely attached on the nail bin face 20 of said nail bin 2.The ultimate range that the length of the circumferential body 92 of said sealing Membrane cover arrives between the connection tube 3 greater than said nail bin face 20.
Further, the circumferential body of said sealing Membrane cover 9 is provided with the folding line 93 of a circle, a similar easily broken recessed otch, and said folding line 93 is 1～10 millimeter with the distance range of plane body 91, to be advisable the closer to plane body 91.
Because the sealing of sealing Membrane cover 9 is better, and all is contained in access section 12, junction 13 and circular hole 8 and centre bore 4 wherein, gas can't therefrom be escaped, reached the effect of sealing.
Extremely shown in Figure 4 in conjunction with Fig. 2; The optimal seal mode of above-mentioned tubular type binding appearance comprises the steps: the nail tube 1 of tubular type binding appearance is inserted in the sealing Membrane cover 9 of end sealing with nail bin 2; Make the plane body 91 of said sealing Membrane cover 9 be closely attached on the nail bin face 20 of said nail bin 2, as shown in Figure 2; Then said tubular type binding appearance is passed through baking box fast, said sealing Membrane cover 9 shrinks and envelope the connection tube 3 of nail bin 2, nail tube 1 and at least a portion, and is as shown in Figure 4.Said oven temperature is 50～80 degrees centigrade, and said tubular type binding appearance is 3～5 meter per seconds through the speed of baking box.Through after the above-mentioned steps, sealing Membrane cover 9 is coated on outside the connection tube 3 of nail bin 2, nail tube 1 and at least a portion, so reached the effect of sealing and difficult drop-off fully.
Sealing means of the present invention is not exhaustive; For example can the tubular type binding appearance that pass through behind the first step be put into automatic tie down device; The end that do not seal of the circumferential body 92 that seals Membrane cover 9 is fastened on connection tube 3, reached the effect of sealing and difficult drop-off with this.Perhaps the end that do not seal at the circumferential body 92 that seals Membrane cover 9 overlaps a pressing cover, and practical pressing machine is pressed in the effect that also can reach sealing and difficult drop-off on the connection tube 3 with it.
The present invention still has multiple sealing means, and all employings are equal to replacement or equivalent transformation and all technical schemes of forming all drop within the scope of requirement protection of the present invention.
In conjunction with Fig. 2 and shown in Figure 4, the anvil pull rod 5 of tubular type binding appearance of the present invention is positioned at centre bore 4 when initial position, as shown in Figure 2.When beginning to operate the tubular type binding appearance, anvil pull rod 5 can move forward, and pokes the plane body 91 of sealing Membrane cover 9, and then the nail-anvil assembly with the tubular type binding appearance connects back realization stitching cutting.When sewing up cutting, because the effect of pullling of suturing nail, the plane body 91 of sealing Membrane cover 9 can be realized separating with circumferential body 92 at folding line 93 places.Like this, after accomplishing the stitching cutting, the wherein part of plane body 91 can be sewn to a side of tissue.Further, said sealing Membrane cover is processed by degradable and by the material of tissue absorption, perhaps by being processed by the material of permanent implanting tissue.Therefore very detailed description has all been arranged in these materials patented technology formerly, quoted as prior art and repeat no more at this.Therefore, this is sewn to structural plane body 91 and can be used to provide nutrition by tissue absorption; Perhaps attach to play organizationally and reinforce and the hemostatic effect, finally excrete.
Folding line 93 of the present invention can adopt the recessed otch among the embodiment, also can only be an impression, as long as it reaches sealing Membrane cover 9 fracture more easily than other positions.Therefore, all and similar techniques scheme of the present invention all drops within the scope of requirement protection of the present invention.
Claims (8)
1. tubular type binding appearance; Comprise the nail bin, nail tube and the hollow connection tube that are mutually permanently connected successively; Said nail tube inside is provided with pushing slice of nail movably, has in the centre bore of an anvil pull rod on being located at said nail tube to move, and it is characterized in that: said tubular type binding appearance also comprises the sealing Membrane cover of one one end sealing; Said sealing Membrane cover comprises a plane body and a circumferential body; Said nail bin is contained in the formed semi-enclosed space of sealing Membrane cover with the nail tube, and the circumferential body of said sealing Membrane cover is consistent with the outline of nail tube with nail bin, and envelopes the connection tube of at least a portion.
2. a kind of tubular type binding appearance according to claim 1 is characterized in that: the plane body of said sealing Membrane cover is closely attached on the nail bin face of said nail bin.
3. a kind of tubular type binding appearance according to claim 2 is characterized in that: the length of the circumferential body of said sealing Membrane cover greater than said nail bin face to the ultimate range between the connection tube.
4. a kind of tubular type binding appearance according to claim 1 is characterized in that: the circumferential body of said sealing Membrane cover is provided with the folding line of a circle, and the distance range of said folding line and plane body is 1～10 millimeter.
5. a kind of tubular type binding appearance according to claim 1 is characterized in that: said sealing Membrane cover is processed by degradable and by the material of tissue absorption.
6. a kind of tubular type binding appearance according to claim 1 is characterized in that: said sealing Membrane cover is by being processed by the material of permanent implanting tissue.
7. the sealing means of a tubular type binding appearance is characterized in that: comprise the steps, the nail tube and the nail bin of tubular type binding appearance is inserted in the sealing Membrane cover of end sealing, make the plane body of said sealing Membrane cover be closely attached on the nail bin face of said nail bin; Then said tubular type binding appearance is passed through baking box fast, said sealing Membrane cover shrinks and envelopes the connection tube of nail bin, nail tube and at least a portion.
8. the sealing means of a kind of tubular type binding appearance according to claim 7 is characterized in that: said oven temperature is 50～80 degrees centigrade, and said tubular type binding appearance is 3～5 meter per seconds through the speed of baking box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910205055 CN102048571B (en) | 2009-10-27 | 2009-10-27 | Round tube type binding instrument and sealing mode thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910205055 CN102048571B (en) | 2009-10-27 | 2009-10-27 | Round tube type binding instrument and sealing mode thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102048571A CN102048571A (en) | 2011-05-11 |
| CN102048571B true CN102048571B (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910205055 Active CN102048571B (en) | 2009-10-27 | 2009-10-27 | Round tube type binding instrument and sealing mode thereof |
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| CN (1) | CN102048571B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205459A (en) * | 1991-08-23 | 1993-04-27 | Ethicon, Inc. | Surgical anastomosis stapling instrument |
| CN201208273Y (en) * | 2008-06-17 | 2009-03-18 | 常州市三联星海医疗器械制造有限公司 | Disposable tube shaped anastomat sealing device |
| CN201542674U (en) * | 2009-10-27 | 2010-08-11 | 苏州天臣国际医疗科技有限公司 | Tubular binding apparatus |
-
2009
- 2009-10-27 CN CN 200910205055 patent/CN102048571B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205459A (en) * | 1991-08-23 | 1993-04-27 | Ethicon, Inc. | Surgical anastomosis stapling instrument |
| CN201208273Y (en) * | 2008-06-17 | 2009-03-18 | 常州市三联星海医疗器械制造有限公司 | Disposable tube shaped anastomat sealing device |
| CN201542674U (en) * | 2009-10-27 | 2010-08-11 | 苏州天臣国际医疗科技有限公司 | Tubular binding apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102048571A (en) | 2011-05-11 |
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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, 1355 international science and Technology Park, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu, 3 21A Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |