CN104546056B - Running fire vascular clamp - Google Patents
Running fire vascular clamp Download PDFInfo
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- CN104546056B CN104546056B CN201510010382.0A CN201510010382A CN104546056B CN 104546056 B CN104546056 B CN 104546056B CN 201510010382 A CN201510010382 A CN 201510010382A CN 104546056 B CN104546056 B CN 104546056B
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- clamp
- running fire
- blood vessel
- vascular clamp
- fire vascular
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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
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
- A61B17/1227—Spring clips
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00778—Operations on blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
Abstract
The invention discloses a kind of running fire vascular clamp, described running fire vascular clamp comprises upper clamp, soft body and lower clamp composition, this running fire vascular clamp is for can freely open or closing motion, 90 degree of angles can be opened to, more easily aim at blood vessel, particularly in Minimally Invasive Surgery, it is more convenient that clamp closes blood vessel.Parallel clamp is fixed at two ends, the parallel equilibrium of clamp strength, and the self-locking of energy back-off, closed blood vessel is more firm.Mould clamp with the use of automatic-repeating, the many pieces of continuous clamps of vascular clamp can be implemented to blood vessel and close blood vessel.Be used in absorbable material that human body can implant for a long time or nonabsorable high molecular synthetic material is made.Adopt at the long-term implantable bioartificial degradable material of human body, after the permanent thromboembolism of blood vessel, can be absorbed completely by human body, foreign, effectively prevent tissue adhesion that nonabsorable vascular clamp may cause or block.
Description
Technical field
The present invention relates to a kind of can medical apparatus and instruments for a long time in implant into body, be specifically related to a kind of closed blood vessel in surgery and Minimally Invasive Surgery and the running fire vascular clamp implanted in vivo.
Background technology
In current domestic and international market, in surgery and Minimally Invasive Surgery, the ligation of blood vessel and other vasculars uses maximum one to be titanium clamp pincers, for U-shaped titanium presss from both sides with closed.This titanium makes the binding clip of titanium clamp pincers close by the conduction of titanium clamp pincers handle when being clipped in operation, makes the titanium folder clamped closed of opening, thus vascular ligation is closed.This titanium is clipped in is used widely clinically, and can realize continuous clamp.But this titanium folder shortcoming has three: the first, the U-shaped titanium folder that this Titanium silk is made can not be opened freely or close, and more can not be opened to 90 degree of angles, not easily aim at blood vessel, cause clamp to close blood vessel inconvenience.The second, the U-shaped titanium folder that this Titanium silk is made is the parallel U-shaped titanium folder opened, by metallic character by the U-shaped parallel titanium silk opened mutually in distortion of exerting pressure closed, blood vessel is clamped.Because the closed stress point of titanium folder is at root, by the strength transmission of root to front end, front end and root certainly will be caused to close not parallel, discontinuity equalization, make blood vessel not have Complete Ligation close and occur oozing of blood.Even by under the effect of the elastic restoring force of folder tissue, there is slip phenomenon, not only closure function is not had to blood vessel, and be easily slipped in body and become foreign body, easily cause tissue adhesion at some important blood vessels, neural position and block.3rd, this ligation clip is the titanium folder that Titanium silk is made, and is forever stay in human body, titanium folder is not only not soft in human body, does not have elasticity, does not have insulating properties, a thermal insulation, and human body nonabsorable, ray can not be saturating, and postoperative X ray, CT or MRI are scanned to effect and have an impact.Another kind of blood vessel ligation clamp is absorbable vessel ligature clamp (Lapro-Clip), adopts the material of absorbable suture Dixon/Maxion to make, degradation time about 6 months.This ligation clip belongs to the biology folder of U-shaped closed moulding.This biology folder, its shortcoming has four: the first, and the U-shaped biology folder of this closed moulding, is in advance with regard to closed moulding, is opened tighten closed blood vessel by the elasticity of plastics.Can not open freely or close, especially can not open, more can not open up into 90 degree of angles, not easily aim at blood vessel, cause clamp to close blood vessel inconvenience.The second, this ligation clip is prior closed moulding, vascular tissue is outwards extruded during closed blood vessel, sometimes causes closing loosely, even slippage.Particularly when closed harder vascular, slippage rate is higher.To comparatively trunk ligation is closed, by helpless.3rd, this kind of ligation clip is that the strength of end is also from root in advance with regard to closed moulding, and be also that to there is closed moulding not parallel, discontinuity equalization, makes blood vessel not have Complete Ligation closed and occur oozing phenomenon.4th, the more important thing is that this kind of absorbable ligature clamp is due to structure, is single repetition clamp, can not many pieces of continuous clamps.Operating time, operation process are extended, increases operation risk.
Chinese invention patent application 201110023843.X, also discloses one " tissue holder ", and this tissue holder exists following not enough: one, and this " tissue holder " can not freely open, and clamp blood vessel is inconvenient.Its two, can not Minimally Invasive Surgery be carried out, complex contour, loaded down with trivial details, excessive.They are three years old, one of fountain-head of the closed ligation of tissue holder is also from arc root, root has one outwardly strength all the time, tissue holder closed moulding certainly will be caused not parallel, discontinuity equalization, all the time there is not closed gap in root, makes blood vessel not clamp completely and occur oozing phenomenon.Its four, owing to there is no continuous clamp structure, can not carry out the continuous clamp of blood vessel many pieces.
Chinese invention patent application 200810028037.X, also discloses one " vascular clamp ", and this vascular clamp exists following not enough: one, and this ligation clip is also freely can not open or close, and more can not open up into the angle of 90 degree.Its two, this ligation clip hangs upside down self-locking by side, not only make during ligation blood vessel blood vessel produce dislocation, clip broken the possibility crushing blood vessel.Its three, upper arm can not accurately and underarm produce self-locking back-off, or because the self-locking of elastic force inadequate back-off is not in place back-off self-locking failure, vascular clamp is closed unsuccessfully.Its four, one of this ligation clip fountain-head closing ligation is also from arc root, and root has one outwardly strength all the time, and it is not parallel that this kind of ligation clip exists ligation molding equally, and discontinuity equalization, makes blood vessel not have complete clamped closed and oozing of blood.Its five, the more important thing is that this kind of ligation clip does not all have continuous clamp structure, all can not realize many pieces continuously automatically ligation close blood vessel, extend operating time, extend operation process, increase operation risk.
Summary of the invention
The object of the invention is to provide a kind of running fire vascular clamp for above-mentioned technical problem, this running fire vascular clamp freely to open or closing motion, can expand into the angle of 90 degree, more easily aim at blood vessel, and particularly in Minimally Invasive Surgery, more convenient clamp closes blood vessel.Parallel clamp is fixed at two ends, the parallel equilibrium of clamp strength, and the self-locking of energy back-off, close and balance in power firmly.With the use of automatic-repeating mould clamp, the many pieces of continuous clamps of vascular clamp can be implemented to blood vessel and close blood vessel.Be used in absorbable material that human body can implant for a long time or nonabsorable high molecular synthetic material is made.Adopt at the long-term implantable bioartificial degradable material of human body, after the permanent thromboembolism of blood vessel, can be absorbed completely by human body, foreign, effectively prevent tissue adhesion that nonabsorable vascular clamp may cause or block.
Object of the present invention can be achieved through the following technical solutions:
A kind of running fire vascular clamp, this running fire vascular clamp comprises upper clamp, soft body and lower clamp, and described upper clamp is followed successively by interlayer and upper bottom from inside to outside, and described lower clamp is followed successively by lower interlayer and lower bottom from inside to outside; One end of described upper clamp is connected with one end of lower clamp by soft body, the other end of described upper clamp is provided with and protrudes semicircle reversal of the natural order of things, the other end of described lower clamp is provided with depression semicircle back-off, the protrusion semicircle reversal of the natural order of things of described upper clamp to rotate for axle with soft body thus closes with the depression semicircle back-off back-off self-locking of lower clamp under the pressure of longitudinal direction, and described running fire vascular clamp can be opened to 90 degree of angles; This running fire vascular clamp moulds clamp with the use of automatic-repeating, can realize the many pieces of continuous clamps of vascular clamp and close blood vessel.
The upper abase layer exterior surface of described upper clamp is provided with a semicircle protrusion clamp positioning rail, and the both sides of the lower bottom of described lower clamp are provided with semicircle protrusion guide rail.
The lower bottom layer bottom of running fire vascular clamp of the present invention is also provided with groove, and the drag hook that this groove and automatic-repeating are moulded on the dop of clamp mates, thus for fixing running fire vascular clamp.
The inner side of upper interlayer of the present invention and the inner side of lower interlayer are equipped with the anti-slide opening of square.
Described running fire vascular clamp is the biological absorbable macromolecular material of implant into body or nonabsorable macromolecular material to make for a long time.
The present invention does not have specified otherwise to biological absorbable macromolecular material, includes but not limited to one or more in poly-glycolic acid, poly-glycol carbonic acid and polylactic acid or lactic acid-copolyether.
The present invention does not have specified otherwise to nonabsorable macromolecular material, includes but not limited to one or more in medical grade PP, medical grade PC, medical grade PE and medical grade PU.
The present invention does not have specified otherwise to described soft body, and this soft body is elastomeric element.
The semicircle of the upper abase layer exterior surface of running fire vascular clamp of the present invention protrude clamp positioning rail and with the use of the automatic-repeating locating slot of moulding the dop of clamp match; The both sides of the lower bottom of described lower clamp be provided with semicircle protrude guide rail and with the use of the locating slot of holder both sides of automatic-repeating Clip Applier match, the drag hook that groove and the automatic-repeating of the lower bottom layer bottom of running fire vascular clamp are moulded on the dop of clamp mates, thus for fixing running fire vascular clamp.
When carrying out Minimally Invasive Surgery, upper clamp can rotate under external force in free opening and closing, the many pieces of running fire vascular clamps be arranged in the clamp assembly of automatic-repeating Clip Applier are half opened condition, plate moves flexible handle on Clip Applier to safety button place, make jaw semi-closed state (state of running fire folder own is semi-closed), then Clip Applier apparatus is stretched in human body from human body puncturing hole, vessel position to be closed.Unclamping flexible handle makes running fire vascular clamp be opened to 90 degree of maximum angles, aims at blood vessel, and plate moves flexible handle and the upper clamp on running fire vascular clamp rotated by jaw produce back-off self-locking with lower clamp to close again, makes blood vessel firm grip.Unclamp flexible handle, release drag hook discharges first piece of running fire vascular clamp from drag hook release groove, enters into the position for the treatment of clamp under second piece of running fire is clipped in the effect of Compress Spring.So repeatedly, carry out the continuous clamp of blood vessel to close.
Beneficial effect of the present invention:
Running fire vascular clamp of the present invention, freely can open or closing motion, more easily aim at blood vessel, particularly in Minimally Invasive Surgery, it is more convenient that clamp closes blood vessel.Parallel clamp is fixed at two ends, and the self-locking of energy back-off, the parallel equilibrium of clamp strength, closes and balances in power firmly.Mould clamp with the use of automatic-repeating, the many pieces of continuous clamps of vascular clamp can be realized and close blood vessel.Be used in absorbable material that human body can implant for a long time or nonabsorable high molecular synthetic material is made.Be used in the long-term implantable bioartificial degradable material of human body, after the permanent thromboembolism of blood vessel, can be absorbed completely by human body, foreign, effectively prevent tissue adhesion that nonabsorable vascular clamp may cause or block.
In addition, running fire vascular clamp design science of the present invention is reasonable, not only solve the U-shaped parallel titanium that opens to press from both sides, U-shaped closed moulding plastic clip, U-shaped 60 degree are opened plastics back-off folder, can not open freely, Minimally Invasive Surgery is inconvenient, not easily aim at blood vessel, clamp blood vessel is inconvenient, clamp closed moulding is not parallel, two ends are stressed not parallel unbalanced, blood vessel is completely not closed and cause the dangerous of oozing of blood, not effectiveness, the more important thing is solve many pieces of plastic clips can not the difficult problem of clamp continuously, substantially reduce operation process and operating time, reduce operation risk, improve surgical quality and efficiency.
Accompanying drawing explanation
Fig. 1 running fire vascular clamp of the present invention perspective view;
Fig. 2 running fire vascular clamp of the present invention three-view diagram and southeast side view, wherein (a) is main looking, and (b), for looking on a left side, (c), for overlooking, (d) is upward view for southeast side-looking, (e);
Three-dimensional structure diagram after the self-locking of Fig. 3 running fire vascular clamp of the present invention back-off closes;
Fig. 4 automatic-repeating moulds the structural representation of clamp.
1 is upper clamp, and 2 is lower clamp, and 3 is soft body, and 4 is upper bottom, and 5 is upper interlayer, 6 is lower bottom, and 7 is lower interlayer, and 8 is the reversal of the natural order of things of protrusion semicircle, and 9 is depression semicircle back-off, and 10 is semicircle protrusion clamp positioning rail, 11 is semicircle protrusion guide rail, and 12 is groove, and 13 is dop, and 14 is holder.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, but protection scope of the present invention is not limited thereto:
Described under the structure chart of the running fire vascular clamp that the present embodiment is used:
As Fig. 1 ~ 3, a kind of running fire vascular clamp, described running fire vascular clamp comprises upper clamp (1), lower clamp (2) and soft body (3), described upper clamp (1) is followed successively by interlayer (5) and upper bottom (4) from inside to outside, and described lower clamp (3) is followed successively by lower interlayer (7) and lower bottom (6) from inside to outside; One end of described upper clamp (1) is connected with one end of lower clamp (2) by soft body (3); The other end of described upper clamp (1) is provided with and protrudes semicircle reversal of the natural order of things (8), the other end of described lower clamp (2) is provided with depression semicircle back-off (9), protrusion semicircle reversal of the natural order of things (8) of described upper clamp (1) to rotate for axle with soft body (3) thus closes with depression semicircle back-off (9) the back-off self-locking of lower clamp (2) under the pressure of longitudinal direction, and described running fire vascular clamp can be opened to 90 degree of angles.This running fire vascular clamp moulds clamp with the use of automatic-repeating, can realize the many pieces of continuous clamps of vascular clamp and close blood vessel.
Upper bottom (4) outer surface of described upper clamp (1) is also provided with semicircle protrusion clamp positioning rail (10), and the both sides of the lower bottom (6) of described lower clamp (2) are equipped with semicircle protrusion guide rail (11); Lower bottom (6) bottom of this running fire vascular clamp is also provided with groove (12).Described upper interlayer (5) and lower interlayer (7) are equipped with the anti-slide opening of square.Described running fire vascular clamp is the biological absorbable macromolecular material of implant into body or nonabsorable macromolecular material to make for a long time.
As Fig. 4, the semicircle of the upper abase layer exterior surface of running fire vascular clamp is protruded clamp positioning rail and is matched with the locating slot that automatic-repeating moulds the dop (13) of clamp; The both sides of the lower bottom of described lower clamp be provided with semicircle protrude guide rail and with the use of the locating slot of holder (14) both sides of automatic-repeating Clip Applier match, the drag hook that the groove bottom running fire vascular clamp and automatic-repeating are moulded on the dop of clamp mates.After apparatus enters human body, unclamp flexible handle, back-moving spring, by machine driving, makes dop open up into maximum angular 90 angle.Reversal of the natural order of things structure simultaneously on dop and the reversal of the natural order of things structure on upper clamp (1) carry out back-off, thus drive upper clamp (1) to open 90 degree of maximum angles.The blood vessel that aligning will close, then plate moves flexible handle (in advance by safety button plate) on earth, the upper clamp (1) that dop makes running fire press from both sides rotates and closes with lower clamp (2) back-off self-locking, namely protrude semicircle reversal of the natural order of things (8) to close with depression semicircle back-off (9) negative and positive back-off, tighten closed blood vessel.
Claims (5)
1. a running fire vascular clamp, is characterized in that: described running fire vascular clamp comprises upper clamp (1), lower clamp (2) and soft body (3), and one end of described upper clamp (1) is connected with one end of lower clamp (2) by soft body (3); The other end of described upper clamp (1) is provided with and protrudes semicircle reversal of the natural order of things (8), the other end of described lower clamp (2) is provided with depression semicircle back-off (9), described upper clamp (1) is under the effect of external force, can with soft body (3) for axle center be done freely to open or closing motion, outwards can be opened to the angle of 90 degree, and with lower clamp (2) produce back-off self-locking close; Described running fire vascular clamp moulds clamp with the use of automatic-repeating, can realize the many pieces of continuous clamps of vascular clamp and close blood vessel;
And described upper clamp (1) is followed successively by interlayer (5) and upper bottom (4) from inside to outside, described lower clamp (3) is followed successively by lower interlayer (7) and lower bottom (6) from inside to outside; Upper bottom (4) outer surface of described upper clamp (1) is provided with semicircle protrusion clamp positioning rail (10), and the both sides of the lower bottom (6) of described lower clamp (2) are provided with semicircle protrusion guide rail (11).
2. running fire vascular clamp according to claim 1, is characterized in that: lower bottom (6) bottom of this running fire vascular clamp is also provided with groove (12).
3. running fire vascular clamp according to claim 1, is characterized in that: upper interlayer (5) and lower interlayer (7) are equipped with the anti-slide opening of square.
4. running fire vascular clamp according to claim 1, is characterized in that: described running fire vascular clamp is by making the biological absorbable macromolecular material of implant into body for a long time.
5. running fire vascular clamp according to claim 1, is characterized in that: described running fire vascular clamp is by making the nonabsorable macromolecular material of implant into body for a long time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510010382.0A CN104546056B (en) | 2015-01-08 | 2015-01-08 | Running fire vascular clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510010382.0A CN104546056B (en) | 2015-01-08 | 2015-01-08 | Running fire vascular clamp |
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| CN104546056A CN104546056A (en) | 2015-04-29 |
| CN104546056B true CN104546056B (en) | 2015-11-18 |
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| CN201510010382.0A Active CN104546056B (en) | 2015-01-08 | 2015-01-08 | Running fire vascular clamp |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107041771B (en) * | 2017-06-02 | 2023-05-30 | 四川省肿瘤医院 | Hemostatic closure device for large blood vessel |
| CN108852452B (en) * | 2018-06-22 | 2021-02-09 | 北京航天光华电子技术有限公司 | Medical arterial vessel clamp |
| JP7446589B2 (en) * | 2019-03-18 | 2024-03-11 | 国立大学法人 熊本大学 | Organ resection stump fixation clip |
| CN111084646A (en) * | 2019-12-05 | 2020-05-01 | 北京天助畅运医疗技术股份有限公司 | Absorbable hemostatic ligation clamp |
| CN113855146A (en) * | 2021-10-20 | 2021-12-31 | 史维俊 | Absorbable vascular clamp for endoscopic surgery |
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| US7326223B2 (en) * | 2004-01-22 | 2008-02-05 | Teleflex Medical Incorporated | Ligating clip with integral cutting guide |
| US20070118161A1 (en) * | 2005-11-22 | 2007-05-24 | Kennedy Daniel L | Non-snag polymer ligating clip |
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| WO2004066849A1 (en) * | 2003-01-29 | 2004-08-12 | University College London | Surgical clips without protusions |
| CN101268957A (en) * | 2008-05-12 | 2008-09-24 | 刘佳 | Vascellum clamp |
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| CN104546056A (en) | 2015-04-29 |
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