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CN106108963B - Circular surgical suture - Google Patents

Circular surgical suture Download PDF

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Publication number
CN106108963B
CN106108963B CN201610645820.5A CN201610645820A CN106108963B CN 106108963 B CN106108963 B CN 106108963B CN 201610645820 A CN201610645820 A CN 201610645820A CN 106108963 B CN106108963 B CN 106108963B
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CN
China
Prior art keywords
surgical suture
sutures
annular
circular surgical
cross
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
Application number
CN201610645820.5A
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Chinese (zh)
Other versions
CN106108963A (en
Inventor
李伏林
武海波
王嵘
张建强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Jingchengtong Pharmaceutical Technology Co ltd
Beijing Tiantan Hospital
Original Assignee
Beijing Jingchengtong Pharmaceutical Technology Co ltd
Beijing Tiantan Hospital
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Beijing Jingchengtong Pharmaceutical Technology Co ltd, Beijing Tiantan Hospital filed Critical Beijing Jingchengtong Pharmaceutical Technology Co ltd
Priority to CN201610645820.5A priority Critical patent/CN106108963B/en
Publication of CN106108963A publication Critical patent/CN106108963A/en
Application granted granted Critical
Publication of CN106108963B publication Critical patent/CN106108963B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
    • A61B17/06166—Sutures
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
    • A61B17/06166—Sutures
    • A61B2017/06185—Sutures hollow or tubular

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Materials For Medical Uses (AREA)

Abstract

The present invention relates to a kind of circular surgical suture, including sutures, in a ring, annular diameters/outer annular diameter range of the annular is 1/3-4/5 in the cross section of the sutures.Circular surgical suture of the invention is the sutures of cross section in a ring, the inside of circular surgical suture has compressible cavity, realize that circular surgical suture is very soft, circular surgical suture at knot is compressed into flat, sutures absent-mindedness at knot, it needs the circular surgical suture of two sides being squeezed into flat sutures, therefore is more not easy to relax at the knot at the knot of circular surgical suture relative to flat sutures.

Description

Circular surgical suture
Technical field
The present invention relates to technical field of medical equipment, more particularly, to a kind of circular surgical suture.
Background technique
Stabilization pairing of the sutures for wound and various operative incisions (such as skin incision, blood vessel section).At present The cross section of sutures is solid circles in the market, and there are the disadvantages that knot is easy absent-mindedness for the sutures of this structure.
The patent of invention of Patent No. CN201420119303.0 discloses a kind of sutures, the cross section of sutures The flat not waited for maximum transverse size and maximum longitudinal size.Flat sutures are relative to round sutures in animal reality It is proven to have more soft, knot in testing and is not easy the advantages of loosening.
However, finding flat suture in operation stitching experimentation, relative to round sutures, there are tractive resistances Greatly, the disadvantages such as suture processing technology thereof complicated (since flat sutures are irregular suture), it is therefore desirable to a kind of existing Also there is the advantage that circular surgical suture processing and fabricating cost is low, tractive resistance is small flat sutures softness, knot to be not easy pine The sutures of slack advantage.
Summary of the invention
The purpose of the present invention is to provide a kind of circular surgical sutures, to solve tractive resistance existing in the prior art Greatly, the technical issues of suture processing technology thereof is complicated, and knot is easily relaxed.
Circular surgical suture provided by the invention, including sutures, the cross section of the sutures is in a ring.
In the above-mentioned technical solutions, further, annular diameters/outer annular diameter range of the annular is 1/3-4/5.
In the technical scheme, in the case where outer annular diameter is constant, annular diameters/outer annular diameter ratio of the annular Bigger, then the inner wall of sutures is thinner, then sutures are more soft, while alsoing for guaranteeing the intensity of sutures.
In any of the above-described technical solution, further, annular diameters/outer annular diameter range of the annular is 1/2- 3/5。
In the technical scheme, annular annular diameters/outer annular diameter proportional region is preferably 1/2-3/5, operation seam The material of line is any one in composite fibre materials, metal material, man-made fibre material or animal tissue's material.
In any of the above-described technical solution, further, the cross section of the sutures is in have a detachment gap Detachment annular, the corresponding arc range in the detachment gap is 0-2/ π.
In the technical scheme, the detachment direction (i.e. the rift direction of the outer ring of detachment annular to inner ring) in the detachment gap Perpendicular to the tangent line of outer ring, the arc range in detachment gap is 0- pi/2, and detachment gap is crossed conference and made one in processing wound progress The case where body tissue enters in sutures from detachment gap, causes the increase of sutures resistance, reduces sutures mistake Resistance in journey improves product service performance.
In any of the above-described technical solution, further, the arc range in the detachment gap is 0-8/ π.
In any of the above-described technical solution, further, the cross section of the sutures is in several internal tooths Annular, the range of numbers of teeth of the internal tooth are 2-32.
Further, it is preferred that the range of numbers of teeth of the internal tooth is 2-6.
In the technical scheme, it is contemplated that the problem of processing cost, therefore the range of numbers of teeth of internal tooth 3 is preferably 2-6, hand The inner wall of art suture forms a plurality of gully, avoids when sutures bending squeezes and the case where side squeezes a side stretching occurs, Sutures relative to embodiment are more soft, while resistance is smaller, more convenient to use.
In any of the above-described technical solution, further, the cross section of the sutures is in flat-shaped annular, described flat-shaped The proportional region of the major axis/minor axis of annular is 1-2.
In the technical scheme, sutures is made to have the advantages that the knot of flat-shaped sutures is not easy to relax, meanwhile, hand The inside of art suture has cavity, also solves the big drawback of flat sutures tractive resistance, with the hand of cross section in a ring Art suture scheme compares, since the sutures of cross section in a ring are center symmetrical structure, each position on circumference The stress set is identical, and cross section is dissymmetrical structure in the sutures of flat-shaped annular, and the stress at each position is different on circumference, Most soft position is the both ends of long axis, keeps sutures more soft.
In any of the above-described technical solution, further, the material of the sutures is composite fibre materials, metal material Any one in material, man-made fibre material or animal tissue's material.
A kind of operation needlework that needlework one being made using circular surgical suture.
The invention has the benefit that
Circular surgical suture of the invention is the sutures of cross section in a ring, and the inside of circular surgical suture has can The cavity of compression realizes that circular surgical suture is very soft, and the circular surgical suture at knot is compressed into flat, the hand at knot The absent-mindedness of art suture, needs the circular surgical suture of two sides being squeezed into flat sutures, therefore the knot of circular surgical suture Place is more not easy to relax at the knot relative to flat sutures.
Circular surgical suture of the invention be the sutures of cross section in a ring, therefore the outside of circular surgical suture and Internal shape is regular texture, easy to process, and it is excellent to have that round sutures processing and fabricating cost is low, tractive resistance is small Point.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the cross-sectional configuration figure of circular surgical suture described in the embodiment of the present invention 1；
Fig. 2 is the cross-sectional configuration figure of circular surgical suture described in the embodiment of the present invention 2；
Fig. 3 is the cross-sectional configuration figure of circular surgical suture described in the embodiment of the present invention 3；
Fig. 4 is the cross-sectional configuration figure of circular surgical suture described in the embodiment of the present invention 4；
Fig. 5 is the cross-sectional configuration figure of circular surgical suture described in the embodiment of the present invention 5；
Fig. 6 is the sectional structure chart of operation needlework described in one embodiment of the invention, wherein needle 4 and sutures Connection type is line packet needle；
Fig. 7 is the sectional structure chart of operation needlework described in another embodiment of the present invention, wherein needle 4 and sutures Connection type be line packet needle.
Appended drawing reference:
1- sutures；2- detachment gap；3- internal tooth；
4- needle.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
As shown in Figs. 1-5, circular surgical suture provided in this embodiment, including sutures, the cross of the sutures Section is in a ring.
The present invention is further illustrated with specific embodiment below with reference to accompanying drawings.
Embodiment 1
As shown in Figure 1, a kind of circular surgical suture of the embodiment of the present invention, including sutures 1, the cross of sutures 1 In a ring, annular diameters/outer annular diameter proportional region of the annular is 1/3-4/5 to section, in the situation that outer annular diameter is constant Under, annular diameters/outer annular diameter ratio of the annular is bigger, then the inner wall of sutures 1 is thinner, then sutures 1 are more soft It is soft, while alsoing for guaranteeing the intensity of sutures 1, therefore, annular annular diameters/outer annular diameter proportional region is preferably , the material of sutures 1 is in composite fibre materials, metal material, man-made fibre material or animal tissue's material Any one.
Embodiment 2
As shown in Fig. 2, the cross section of sutures 1 is the detachment annular with a detachment gap 2, the detachment gap 2 Detachment direction (i.e. the rift direction of the outer ring of detachment annular to inner ring) perpendicular to the tangent line of outer ring, the radian in detachment gap 2 Range is 0- pi/2, and conference is crossed in detachment gap 2 makes tissue enter operation seam from detachment gap 2 in processing wound progress In line 1, cause 1 resistance of sutures increase the case where, therefore, the arc range in detachment gap is preferably π/8 0-, with embodiment Cross section described in 1 is that the sutures 1 of closed ring are compared, and the sutures 1 of embodiment 2 are more soft, when operation is stitched Not the case where line not will cause sutures side and squeeze when bending, a side stretching.
Embodiment 3
As shown in figure 3, the cross section of sutures 1 is the detachment annular with a detachment gap 2, the detachment gap 2 (outer ring of detachment annular to the rift direction of inner ring, i.e. the tangent line of lines b) and outer ring is (i.e. in Fig. 3 in Fig. 3 in detachment direction Lines c) has angle a, and the angular range of angle a is 30 ° -60 °, and sutures structure described in embodiment 3 is relative to reality Applying the sutures structure in example 2 has the advantages that be easy to make the two-end structure in detachment gap 2 to be intersected, and is not in section The plane of two sides is squeezed, therefore the sutures 1 of embodiment 3 are more soft.
Embodiment 4
As shown in figure 4, the cross section of sutures 1 is the annular with several internal tooths 3, the range of numbers of teeth of internal tooth 3 is 2-32, it is contemplated that the problem of processing cost, therefore the range of numbers of teeth of internal tooth 3 is preferably 2-6, the inner wall shape of sutures 1 At a plurality of gully, avoids when sutures bending squeezes and the case where side squeezes a side stretching occur, relative to embodiment 1 Sutures are more soft, while resistance is smaller.
Embodiment 5
As shown in figure 5, Fig. 5 chain lines d is long axis, chain-dotted line f is short axle, the cross section of sutures 1 is in flat-shaped ring Shape, the proportional region of the major axis/minor axis of flat-shaped annular are 1-2, i.e. 1 < d/f < 2, and sutures is made to have flat-shaped sutures Knot is not easy the advantages of relaxing, while the inside of sutures 1 has cavity, and it is big also to solve flat sutures tractive resistance The drawbacks of, it compares with the sutures 1 of the cross section in embodiment 1 in a ring, due to the sutures of cross section in a ring For center symmetrical structure, therefore the stress of each position on circumference is identical, and cross section is in the sutures of flat-shaped annular Dissymmetrical structure, the stress at each position is different on circumference, and most soft position is the both ends of long axis, therefore embodiment 5 is relative to reality The sutures for applying example 1 are more soft.
The operation needlework of needlework one are made in a kind of any one circular surgical suture 1 in Application Example 1-5, including Needle 4 and circular surgical suture 1, the cross section of circular surgical suture 1 in a ring, annular annular diameters/outer annular diameter Range is 1/3-4/5, is made of composite fibre materials polytetrafluoroethylene (PTFE), as shown in fig. 6, by the connection of circular surgical suture 1 Head is arranged in the end of needle 4, or as shown in fig. 7, circular surgical suture 1 is sleeved on to the end of needle 4.
Specifically, the cross section of sutures is solid circles on existing market, the sutures of this structure are deposited It is easy the disadvantage of absent-mindedness in knot, the patent of invention of Patent No. CN201420119303.0 discloses a kind of sutures, hand The cross section of art suture is maximum transverse size and the flat that maximum longitudinal size does not wait.Flat sutures are relative to circular hand Art suture is proven to have more soft, knot in animal experiments and is not easy the advantages of loosening, however, testing in operation stitching Find that there are tractive resistances is big relative to round sutures for flat suture in journey, suture processing technology thereof complexity is (due to flat Shape sutures be irregular suture) etc. disadvantages, and circular surgical suture of the invention be the sutures of cross section in a ring, The inside of circular surgical suture has compressible cavity, realizes that circular surgical suture is very soft, the circular surgical at knot Suture is compressed into flat, and the sutures absent-mindedness at knot needs for the circular surgical suture of two sides to be squeezed into flat operation seam Line, therefore be more not easy to relax at the knot at the knot of circular surgical suture relative to flat sutures.
In conclusion circular surgical suture of the invention is the sutures of cross section in a ring, circular surgical suture Inside has compressible cavity, realizes that circular surgical suture is very soft, and the circular surgical suture at knot is compressed into flat, Sutures absent-mindedness at knot, needs the circular surgical suture of two sides being squeezed into flat sutures, therefore circular surgical It is more not easy to relax at knot at the knot of suture relative to flat sutures.
Circular surgical suture of the invention be the sutures of cross section in a ring, therefore the outside of circular surgical suture and Internal shape is regular texture, easy to process, and it is excellent to have that round sutures processing and fabricating cost is low, tractive resistance is small Point.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (9)

1.一种环形手术缝线，其特征在于：包括手术缝线，所述手术缝线的横断面呈环形；所述手术缝线的横断面呈具有若干个内齿的环形，所述内齿的齿数范围为2-32个。1. A circular surgical suture, characterized in that: comprise surgical suture, the cross section of said surgical suture is annular; the cross section of said surgical suture is annular with several internal teeth, said internal teeth The number of teeth ranges from 2-32. 2.根据权利要求1所述的环形手术缝线，其特征在于：所述环形的内环直径/外环直径的比例范围为1/3-4/5。2. The annular surgical suture according to claim 1, characterized in that: the ratio of the inner ring diameter/outer ring diameter of the ring is in the range of 1/3-4/5. 3.根据权利要求2所述的环形手术缝线，其特征在于：所述环形的内环直径/外环直径的比例范围为1/2-3/5。3. The annular surgical suture according to claim 2, characterized in that: the ratio of the inner ring diameter/outer ring diameter of the ring is 1/2-3/5. 4.根据权利要求1所述的环形手术缝线，其特征在于：所述手术缝线的横断面呈具有一个离断间隙的离断环形，所述离断间隙对应的弧度范围为0-π/2。4. The annular surgical suture according to claim 1, characterized in that: the cross-section of the surgical suture is a broken ring with a broken gap, and the arc range corresponding to the broken gap is 0-π /2. 5.根据权利要求4所述的环形手术缝线，其特征在于：所述离断间隙的弧度范围为0-π/8。5. The circular surgical suture according to claim 4, characterized in that: the arc range of the breaking gap is 0-π/8. 6.根据权利要求1所述的环形手术缝线，其特征在于：所述内齿的齿数范围为2-6个。6. The circular surgical suture according to claim 1, characterized in that: the number of said internal teeth ranges from 2 to 6. 7.根据权利要求1所述的环形手术缝线，其特征在于：所述手术缝线的横断面呈扁状环形，所述扁状环形的长轴/短轴的比例范围为1-2。7. The annular surgical suture according to claim 1, characterized in that: the cross section of the surgical suture is flat and annular, and the ratio of the major axis/short axis of the flat annular is 1-2. 8.根据权利要求1-7中任一项所述的环形手术缝线，其特征在于：所述手术缝线的材质为合成纤维材料、金属材料、人造纤维材料或动物组织材料中的任意一种。8. The circular surgical suture according to any one of claims 1-7, characterized in that: the material of the surgical suture is any one of synthetic fiber material, metal material, man-made fiber material or animal tissue material kind. 9.一种应用权利要求6中的环形手术缝线制成针线一体的手术针线。9. A surgical needle and thread integrated with the circular surgical suture according to claim 6.
CN201610645820.5A 2016-08-08 2016-08-08 Circular surgical suture Expired - Fee Related CN106108963B (en)

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Application Number Priority Date Filing Date Title
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CN106108963B true CN106108963B (en) 2018-12-04

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111938731A (en) * 2020-09-01 2020-11-17 运怡（北京）医疗器械有限公司 A kind of annular belt needle sewing thread and splicing method
CN113768562B (en) * 2021-09-18 2024-03-19 运医之星(上海)科技有限公司 Manufacturing method for round and flat reducing suture line

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3918455A (en) * 1974-04-29 1975-11-11 Albany Int Corp Combined surgical suture and needle
US4034763A (en) * 1976-06-10 1977-07-12 Frazier Calvin H Ligament forming suture
CN101028204A (en) * 2007-03-27 2007-09-05 西安交通大学 Surgical suture against cutting
CN104168840A (en) * 2012-02-23 2014-11-26 西北大学 Improved suture
CN104706394A (en) * 2013-12-11 2015-06-17 德普伊米特克有限责任公司 Knotless collapsible sutures and methods for suturing
CN104717938A (en) * 2012-05-10 2015-06-17 株式会社太平洋制药 Filler for removing wrinkles
CN206560453U (en) * 2016-08-08 2017-10-17 首都医科大学附属北京天坛医院 Circular surgical suture

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
AU2004296810B2 (en) * 2003-12-04 2009-11-19 Ethicon, Inc. Active suture for the delivery of therapeutic fluids

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3918455A (en) * 1974-04-29 1975-11-11 Albany Int Corp Combined surgical suture and needle
US4034763A (en) * 1976-06-10 1977-07-12 Frazier Calvin H Ligament forming suture
CN101028204A (en) * 2007-03-27 2007-09-05 西安交通大学 Surgical suture against cutting
CN104168840A (en) * 2012-02-23 2014-11-26 西北大学 Improved suture
CN104717938A (en) * 2012-05-10 2015-06-17 株式会社太平洋制药 Filler for removing wrinkles
CN104706394A (en) * 2013-12-11 2015-06-17 德普伊米特克有限责任公司 Knotless collapsible sutures and methods for suturing
CN206560453U (en) * 2016-08-08 2017-10-17 首都医科大学附属北京天坛医院 Circular surgical suture

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