CN100464714C - Surgical binding instrument rotary bit - Google Patents
Surgical binding instrument rotary bit Download PDFInfo
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- CN100464714C CN100464714C CNB2006100415096A CN200610041509A CN100464714C CN 100464714 C CN100464714 C CN 100464714C CN B2006100415096 A CNB2006100415096 A CN B2006100415096A CN 200610041509 A CN200610041509 A CN 200610041509A CN 100464714 C CN100464714 C CN 100464714C
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- nail
- tool rest
- screw thread
- guide pillar
- binding instrument
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Abstract
The invention relates to a rotating knife head of a surgical binding apparatus, including a nail tube, a knife rest, a nail pushing plate and a nail bin. The knife rest is provided with an annular knife. The knife rest, the nail pushing plate and the nail pin are all arranged inside the nail tube and form a whole knife head of the binding apparatus which is characterized in that a rotating mechanisms which can ensure the axial motion of the knife rest along the knife head of the binding apparatus as well as the circumferential rotary motion of the knife rest are arranged on the nail tube and the knife rest, and the rotating mechanisms have a plurality of patterns, such as the whole pattern, the combined pattern etc. The rotating knife head is applicable to a PPH binding apparatus and a pipe-type binding apparatus, which is used in the alimentary canal tissue broken end anastomoses. When used, the rotating knife can effectively reduce the resistance for cutting the tissue and reduce the drawn wound of the tissue that is caused by cutting, which ensures that the operator can more safely and reliably cut off the tissue to insure that the operation is achieved more successfully.
Description
Technical field
The present invention relates to the Binding Instrument that surgical operation uses, relate in particular to the cutter head of Binding Instrument, be in particular a kind of cutter head that is applicable to tubular type binding instrument or PPH Binding Instrument, belong to technical field of medical instruments with spinfunction.
Background technology
People were to the history in surplus the understanding of hemorrhoid existing 4000 year, and the theory of relevant hemorrhoid emerges in an endless stream for a long time.Since 18th century, hemorrhoid are considered to rectum lower end or anal canal and have abundant venous plexus, if at a place or expansion takes place at the number place or varicose promptly becomes hemorrhoid, that is hemorrhoid are the vein groups of giving prominence to, and are the vascular lesions that a variety of causes causes.Since the seventies in 20th century, the research of hemorrhoid has been obtained breakthrough, anatomy, histology and physiology have given many modern notions to hemorrhoid.Thomson proposed first in 1975, and " hemorrhoid are normal anatomical structures that everybody all has, and at the lip shape wart or the title anus pad (anal cushions) of rectum lower end, the pathology hypertrophy of anus pad is the hemorrhoid disease." this new notion in the past few years also gains recognition gradually in China anorectal surgical educational circles nearly 10.The traditional method of internal hemorrhoid treatment comprises that injection of sclerosing agent, rubber snare are pricked and various forms of excisions or the like, all is to treat at hemorrhoid itself, is intended to make blood stasis to dwindle or disappears.These method effects are not fine, and the post-operative recovery time is long, complication, sequela incidence rate height.In the surgical operation of the hemorrhoid excision of rising in recent years, a kind of PPH of being called operation method is arranged, i.e. mucosa ring cutting art on the hemorrhoid under the help of tubular anastomat, its principle is: organize under the situation at reservation anus pad, with mucosa, the about 3～4cm of submucosa tissue circular resection on part internal hemorrhoid and the hemorrhoid, the two ends that coincide simultaneously are in blocking-up hemorrhoid supply vascular flow, the tissue that reaches slippage upwards suspends fixed purpose in midair, thereby the anorectal region of pathological state is returned to normal anatomic status.Advantages such as utilization PPH art treatment severe hemorrhoid disease has the postoperative pain of alleviating, reduces postoperative hemorrhage, shortens the hospital stays, accelerates recovery period, do not influence daily life, relapse rate is low, the whole surgery process only needs 8～15 minutes, and operation back patient does not almost have the sensation of pain.Owing to solved the pathogenetic root of hemorrhoid in the operation process, so it is more satisfactory to reach long-term effect in the recent period, with the very thorny hemorrhoid of traditional remedies, as mixed hemorrhoid, ring-type hemorrhoid, serious prolapse of hemorrhoid, proctoptosis etc., the PPH operation has unique good efficacy equally to some.
In the prior art, the cutter head of mucosa ring cutting operative surgery Binding Instrument is when the cutting pathological tissues on the hemorrhoid, its ring-like cutting knife is a straight-line feed, not only the surgeon need apply sizable strength and finish cutting, and cause the unnecessary cutting tissue of wound face unclean easily, cause actual bodily harm for the person of undergoing surgery., abroad on the cutter anvil, make improvements mostly for this reason, but as ring-like amputation knife anvil, or on the cutter anvil, add step; Also some improves on cutter, as ring-like blade being designed at interval zigzag, but all can not the fine solution application of force in practice problems such as the excessive and unnecessary cutting tissue wound face is not clean.
Summary of the invention
The purpose of this invention is to provide a kind of surgical binding instrument rotary bit, it is not only applicable to the PPH Binding Instrument, also be applicable to the tubular type binding instrument, make when the doctor uses this two classes surgical binding instrument to implement surgical operation, can effectively overcome problems such as the excessive and unnecessary cutting tissue of wound face of the application of force is not clean.
Purpose of the present invention is achieved through the following technical solutions:
Surgical binding instrument rotary bit, it includes nail tube, tool rest, pushing slice of nail, nail bin, ring-like cutter is housed on the tool rest, tool rest, pushing slice of nail and nail bin all place within the nail tube, constitute a complete Binding Instrument cutter head, it is characterized in that: can make tool rest at the rotating mechanism that in the axially-movable of Binding Instrument cutter head, also rotates in a circumferential direction and move with being provided with above the tool rest at nail tube.
Purpose of the present invention can also come further to realize by the following technical programs:
Above-mentioned surgical binding instrument rotary bit, wherein, described rotating mechanism is, on nail tube inwall, be provided with the screw thread track, the front end of screw thread track has introducing port, is provided with guide pillar in the tool rest outside, and guide pillar cooperates with the screw thread track makes tool rest rotatablely move along the screw thread track.
Further, above-mentioned surgical binding instrument rotary bit, wherein, described guide pillar and tool rest are one.
Further, above-mentioned surgical binding instrument rotary bit, wherein, described rotating mechanism is that nail tube inwall is provided with protruding key, be embedded with the track block attached on the protruding key, track block attached outer surface has guide slot, and guide slot cooperates with protruding key, and track block attached inside is provided with the screw thread track, be provided with guide pillar in the tool rest outside, guide pillar cooperates with the screw thread track makes tool rest rotatablely move along the screw thread track.
Further, above-mentioned surgical binding instrument rotary bit, wherein, described rotating mechanism is, a nail tube inwall is welded with the track block attached, and track block attached inside is provided with the screw thread track, be provided with guide pillar in the tool rest outside, guide pillar cooperates with described screw thread track makes tool rest rotatablely move along the screw thread track.
Further, above-mentioned surgical binding instrument rotary bit, wherein, described pushing slice of nail is an integral type, circumferentially has slot to make way, is provided with guide pillar in the tool rest outside, the quantity of guide pillar is consistent with the quantity of slot to make way, guide pillar cooperates with the track block attached after passing slot to make way, is provided with the screw thread track in track block attached inside, and guide pillar cooperates with the screw thread track makes tool rest rotatablely move along the screw thread track.
Further, above-mentioned surgical binding instrument rotary bit, wherein, described guide pillar assigns on the tool rest by the mating holes that tool rest is provided with.
Further, above-mentioned surgical binding instrument rotary bit, wherein, described pushing slice of nail is split type, be divided into pushing slice of nail and following pushing slice of nail, ring-like cutter combines the back and conflicts and to be connected between pushing slice of nail and the following pushing slice of nail with tool rest, last pushing slice of nail and the connected mode of following pushing slice of nail are that buckle is connected or is welded to connect.
Again further, above-mentioned surgical binding instrument rotary bit, wherein, described binding device for surgery is that digestive tract is organized the employed tubular type binding instrument of end-to-end anastomosis, or the mucosa ring cutting employed Binding Instrument of performing the operation on the hemorrhoid.
Like this, the present invention just provides a kind of surgical binding instrument rotary bit, because employing is the screw thread track, tool rest is not merely to rise vertically, but relies on the guiding of screw thread track, and rising edge circumference rotation in limit has realized the rotation cutting function.For patients, this binding instrument rotary bit can effectively reduce the resistance that cuts off tissue, minimizing is organized tensile wound because of what cut-out caused, prevents that unnecessary cutting tissue is clean, cause actual bodily harm for the person of undergoing surgery, and greatly reduces " side effect " of operation; On the other hand, concerning the implementer of operation, can cut off tissue more safely and reliably, reduce the bookbinding power of performing the operation required, operation is more successfully implemented.In addition, take to simplify the tool rest production process, make things convenient for the assembling and the replacement of each parts of instrument mating holes being set on the tool rest, in mating holes, inserting the mounting means of guide pillar.On probation show that the technical solution of the present invention implementation result is good, manipulate very convenient, for the space has been expanded in the technological progress of this area.
Description of drawings
Purpose of the present invention, advantage and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain.These embodiment only are the prominent examples of using technical solution of the present invention, and all technical schemes of taking to be equal to replacement or equivalent transformation and forming all drop within the scope of protection of present invention.In the middle of these accompanying drawings:
Fig. 1 is the structural representation that adopts split type pushing slice of nail;
Fig. 2 is a track block attached structural representation;
Fig. 3 is tool rest, ring-like cutter (guide pillar is not installed) structural representation;
Fig. 4 is tool rest, ring-like cutter (after guide pillar is installed) structural representation;
Fig. 5 is the structural representation that adopts the integral structure pushing slice of nail;
Fig. 6 is the protruding bond structure sketch map that nail tube inwall is provided with;
Fig. 7 is split type pushing slice of nail structural representation;
Fig. 8 is a track block attached welding groove structural representation;
Fig. 9 is the structural representation of nail tube inwall welding boss.
Among the figure: 1a-last pushing slice of nail; 1b-following pushing slice of nail; 2-ring-like cutter; 3-tool rest; 4-guide pillar; 5-screw thread track; 6-slot to make way; 7-mating holes; 8-nail bin; 9-nail tube; 10-guide slot; 11-introducing port; 12-protruding key; 13-welding groove; 14-welding boss.
The specific embodiment
As Fig. 1～shown in Figure 9, surgical binding instrument rotary bit, it includes nail tube 9, tool rest 3, pushing slice of nail 1, nail bin 8, ring-like cutter 2 is housed on the tool rest 3, tool rest 3, pushing slice of nail 1 and nail bin 8 all place within the nail tube 9, constitute a complete Binding Instrument cutter head, wherein: can make tool rest 3 at the rotating mechanism that in the axially-movable of Binding Instrument cutter head, also rotates in a circumferential direction and move with being provided with above the tool rest 3 at nail tube 9.Described rotating mechanism is, is provided with screw thread track 5 on nail tube 9 inwalls, is provided with guide pillar 4 in tool rest 3 outsides, and guide pillar 4 cooperates with screw thread track 5 makes tool rest 3 rotatablely move along screw thread track 5.Perhaps, described rotating mechanism is, nail tube 9 inwalls are provided with protruding key 12, be embedded with the track block attached on the protruding key 12, track block attached outer surface has guide slot 10, and guide slot 10 cooperates with protruding key 12, and track block attached inside is provided with screw thread track 5, be provided with guide pillar 4 in tool rest 3 outsides, guide pillar 4 cooperates with the screw thread track makes tool rest 3 rotatablely move along the screw thread track.Perhaps, described rotating mechanism is, track block attached and the welding of nail tube 9 inwalls, and track block attached inside is provided with screw thread track 5, is provided with guide pillar 4 in tool rest 3 outsides, and guide pillar 4 cooperates with screw thread track 5 makes tool rest 3 rotatablely move along screw thread track 5.Perhaps, described pushing slice of nail 1 is an integral type, circumferentially has slot to make way 6, and slot to make way 6 backs one end that guide pillar 4 passes pushing slice of nail 1 is connected with tool rest by mating holes, and the other end cooperates with the track block attached makes tool rest 3 rotatablely move along screw thread track 5.Certainly pushing slice of nail 1 also can be divided into pushing slice of nail 1a and following pushing slice of nail 1b for split type, and conflicting after ring-like cutter 2 combines with tool rest 3 is connected between the upper and lower pushing slice of nail, and upper and lower pushing slice of nail connects back formation slot to make way 6 by connected modes such as buckle or welding.Simultaneously, have introducing port 11 at screw thread track 5 front ends, be provided with guide pillar 4 in tool rest 3 outsides, the quantity of described slot to make way 6 is consistent with the quantity of guide pillar 4.
This rotary cutter is not only applicable to the Binding Instrument that the operation of mucosa ring cutting is used on the hemorrhoid, organizes employed tubular type binding instrument to be suitable for too for identical ring-type.
" embodiment one "
As Fig. 1～Fig. 4, Fig. 6, rotary cutter shown in Figure 7, it includes nail tube 9, tool rest 3, pushing slice of nail 1, nail bin 8, and ring-like cutter 2 is housed on the tool rest 3, and tool rest 3, pushing slice of nail 1 and nail bin 8 all place within the nail tube 9, constitute a complete Binding Instrument cutter head.Adopt split type pushing slice of nail, it is divided into pushing slice of nail 1a and following pushing slice of nail 1b.At first will descend pushing slice of nail 1b to push in the nail tube 9, tool rest 3 outsides are provided with guide pillar 4, and the track block attached is positioned over tool rest 3 belows.Subsequently, be against guide pillar 4 on the track block attached and aim at the introducing port 11 that screw thread track 5 front ends have, slowly rotate tool rest 3 or track block attached, tool rest 3 is accommodated in the track block attached.Simultaneously, last pushing slice of nail 1a is inserted combining in the space of tool rest 3 and track block attached, and be connected the guide pillar formation slot to make way 6 on the corresponding tool rest of while by the mode of buckle or welding with following pushing slice of nail 1b.That is to say that tool rest 3 and track block attached are conflicted and be connected between the upper and lower pushing slice of nail, have guaranteed the relative displacement stability of tool rest 3 like this.Then, rely on a plurality of guide slots 10 that have on the track block attached as Fig. 2, the protruding key 12 that it cooperates on nail tube 9 inwalls carries out relative fixed to the track block attached, makes it can synchronous transfer not take place with tool rest 3, satisfies tool rest 3 and self moves along screw thread track 5.Owing to directly just be connected with ring-like cutter 2 on the tool rest 3, therefore also realized ring-like cutter 2 rotatablely moving along screw thread track 5.Because upper and lower pushing slice of nail connects by the buckle mode or welds, and upper and lower pushing slice of nail is regained after percussion with tool rest.At last nail bin 8 is put into nail tube 9, finished the assembling of the binding instrument rotary bit that mucosa ring cutting operation on the hemorrhoid is used.In the operation implementation process, ring-like cutter 2 limit rising edge circumference rotations have realized the rotation cutting to pathological tissue, both effectively reduced to cut off the resistance of tissue, minimizing is organized tensile wound because of what cut-out caused, reduces the bookbinding power of performing the operation required again, and convenient operation is implemented more smoothly.
" embodiment two "
As Fig. 3～shown in Figure 5, adopt the pushing slice of nail 1 of integral structure, circumferentially having slot to make way 6, decide according to quantity, the position of the guide pillar on the tool rest 4 quantity of slot to make way 6 and position.Because pushing slice of nail has adopted integral structure, can select the tool rest 3 that can plug guide pillar 4 for use.Earlier tool rest 3 is put into the front end of pushing slice of nail 1, allow guide pillar 4 insert corresponding mating holes 7 above the tool rest by slot to make way 6, then with the track block attached from the tail end of pushing slice of nail 1 upwards cover move on to slot to make way 6, guide pillar 4 is aimed at the introducing port 11 that screw thread track 5 front ends have, slowly rotate pushing slice of nail 1 or track block attached, realized the combination of track block attached, pushing slice of nail 1, tool rest 3.At last they are put into nail tube 9, rely on a plurality of guide slots 10 that have on the track block attached to cooperate the protruding key of following closely on 9 inwall 12, the track block attached is carried out relative fixed, thereby realized that tool rest 3 along the rotatablely moving of screw thread track 5, promptly realized ring-like cutter 2 rotatablely moving along screw thread track 5.Can satisfy equally in the operation implementation process, the rotation of ring-like knife-edge rising edge circumference has realized in the operation rotation cutting function to pathological tissue.
" embodiment three "
Shown in Fig. 1～4, surgical binding instrument rotary bit, it includes nail tube 9, tool rest 3, pushing slice of nail 1, nail bin 8, ring-like cutter 2 is housed on the tool rest 3, tool rest 3, pushing slice of nail 1 and nail bin 8 all place within the nail tube 9, constitute a complete Binding Instrument cutter head, directly just are provided with screw thread track 5 on nail tube 9 inwalls, be provided with guide pillar 4 in tool rest 3 outsides, and both promptly are cast as one for integral type.With top method with tool rest 3 and pushing slice of nail 1a, after 1b assembles, guide pillar 4 is aimed at the introducing port 11 of screw thread track, slowly rotation is moved, with pushing slice of nail and the tool rest 3 nail tube 9 of packing into together, because guide pillar 4 cooperates with screw thread track 5 tool rest 3 is rotatablely moved along screw thread track 4, ring-like cutter 2 is fixedlyed connected with tool rest 3, so in the operation implementation process, can realize equally, ring-like cutter 2 limit rising edge circumference rotations, pathological tissue is rotated cutting, has both effectively reduced to cut off the resistance of tissue, reduce because of what cut-out caused and organize tensile wound, reduce the bookbinding power of performing the operation required again, convenient operation is implemented more smoothly.
" embodiment four "
As Fig. 4, Fig. 8, shown in Figure 9: surgical binding instrument rotary bit, it includes nail tube 9, tool rest 3, pushing slice of nail 1, nail bin 8, ring-like cutter 2 is housed on the tool rest 3, and tool rest 3, pushing slice of nail 1 and nail bin 8 all place within the nail tube 9, constitute a complete Binding Instrument cutter head.Simultaneously, track block attached and the welding of nail tube 9 inwalls.That is to say, have welding groove 13 on the shoulder of nail tube inwall, soldering projection 14 is arranged below the track block attached, the track block attached is put into a nail tube inwall, soldering projection 13 cooperates 14 with welding groove, and fixes by ultrasonic bonding.After with top method tool rest 3 and pushing slice of nail 1 being assembled, guide pillar 4 is aimed at the introducing port 11 of screw thread track, slowly rotation is moved, with pushing slice of nail 1 and the tool rest 3 nail tube 9 of packing into together, because track block attached inside is provided with screw thread track 5, be provided with guide pillar 4 in tool rest 3 outsides, guide pillar 4 cooperates with screw thread track 5 makes tool rest 3 rotatablely move along screw thread track 5, ring-like cutter 2 is fixedlyed connected with tool rest 3, so also can satisfy in the operation implementation process, ring-like knife-edge rising edge circumference rotation has realized in the operation rotation cutting function to pathological tissue.
Claims (2)
1, surgical binding instrument rotary bit, it includes nail tube, tool rest, pushing slice of nail, nail bin, ring-like cutter is housed on the tool rest, tool rest, pushing slice of nail and nail bin all place within the nail tube, constitute a complete Binding Instrument cutter head, it is characterized in that: be provided with the screw thread track on nail tube inwall, the front end of screw thread track has introducing port, be provided with guide pillar in the tool rest outside, guide pillar cooperates with the screw thread track makes tool rest move also rotating in a circumferential direction in the axially-movable of Binding Instrument cutter head.
2, surgical binding instrument rotary bit according to claim 1 is characterized in that: described guide pillar and tool rest are one; Or guide pillar assigns on the tool rest by the mating holes that tool rest is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100415096A CN100464714C (en) | 2006-09-11 | 2006-09-11 | Surgical binding instrument rotary bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100415096A CN100464714C (en) | 2006-09-11 | 2006-09-11 | Surgical binding instrument rotary bit |
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|---|---|
| CN101143104A CN101143104A (en) | 2008-03-19 |
| CN100464714C true CN100464714C (en) | 2009-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100415096A Active CN100464714C (en) | 2006-09-11 | 2006-09-11 | Surgical binding instrument rotary bit |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107981917A (en) * | 2017-12-18 | 2018-05-04 | 高峰 | A kind of tubular type cutter obtained for minimally invasive human vein graft |
| CN107874803B (en) * | 2017-12-20 | 2023-12-19 | 苏州英途康医疗科技有限公司 | Anastomat working head |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5899915A (en) * | 1996-12-02 | 1999-05-04 | Angiotrax, Inc. | Apparatus and method for intraoperatively performing surgery |
| CN2772445Y (en) * | 2005-01-26 | 2006-04-19 | 苏州天臣国际医疗科技有限公司 | Rotary tool bit of surgical binder |
| CN2787150Y (en) * | 2005-01-26 | 2006-06-14 | 苏州天臣国际医疗科技有限公司 | Surgical rotating knife head for binding instrument |
| CN2787152Y (en) * | 2005-01-26 | 2006-06-14 | 苏州天臣国际医疗科技有限公司 | Surgical rotating knife head for binding instrument |
| CN2787151Y (en) * | 2005-01-26 | 2006-06-14 | 苏州天臣国际医疗科技有限公司 | Surgical rotating knife head for binding instrument |
| CN2798854Y (en) * | 2005-01-26 | 2006-07-26 | 苏州天臣国际医疗科技有限公司 | Rotating knife head of surgical binding instrument |
| CN2810503Y (en) * | 2005-01-26 | 2006-08-30 | 苏州天臣国际医疗科技有限公司 | Rotating knife head of surgical binding instrument |
-
2006
- 2006-09-11 CN CNB2006100415096A patent/CN100464714C/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5899915A (en) * | 1996-12-02 | 1999-05-04 | Angiotrax, Inc. | Apparatus and method for intraoperatively performing surgery |
| CN2772445Y (en) * | 2005-01-26 | 2006-04-19 | 苏州天臣国际医疗科技有限公司 | Rotary tool bit of surgical binder |
| CN2787150Y (en) * | 2005-01-26 | 2006-06-14 | 苏州天臣国际医疗科技有限公司 | Surgical rotating knife head for binding instrument |
| CN2787152Y (en) * | 2005-01-26 | 2006-06-14 | 苏州天臣国际医疗科技有限公司 | Surgical rotating knife head for binding instrument |
| CN2787151Y (en) * | 2005-01-26 | 2006-06-14 | 苏州天臣国际医疗科技有限公司 | Surgical rotating knife head for binding instrument |
| CN2798854Y (en) * | 2005-01-26 | 2006-07-26 | 苏州天臣国际医疗科技有限公司 | Rotating knife head of surgical binding instrument |
| CN2810503Y (en) * | 2005-01-26 | 2006-08-30 | 苏州天臣国际医疗科技有限公司 | Rotating knife head of surgical binding instrument |
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| CN101143104A (en) | 2008-03-19 |
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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 international science and Technology Park, 328 Airport Road, Suzhou Industrial Park, Suzhou, Jiangsu, A405 Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |