WO2012029689A1 - Aiguille de suture revêtue de silicone et procédé de production associé - Google Patents

Aiguille de suture revêtue de silicone et procédé de production associé Download PDF

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Publication number
WO2012029689A1
WO2012029689A1 PCT/JP2011/069390 JP2011069390W WO2012029689A1 WO 2012029689 A1 WO2012029689 A1 WO 2012029689A1 JP 2011069390 W JP2011069390 W JP 2011069390W WO 2012029689 A1 WO2012029689 A1 WO 2012029689A1
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WO
WIPO (PCT)
Prior art keywords
silicone
needle
suture needle
suture
tip
Prior art date
Application number
PCT/JP2011/069390
Other languages
English (en)
Japanese (ja)
Inventor
和彦 松谷
祐三 松田
真一 阿久津
Original Assignee
マニー株式会社
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.)
Filing date
Publication date
Application filed by マニー株式会社 filed Critical マニー株式会社
Publication of WO2012029689A1 publication Critical patent/WO2012029689A1/fr

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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
    • A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
    • B21G1/00—Making needles used for performing operations
    • B21G1/006—Special treatments of pins or needles, e.g. annealing, straightening
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00526—Methods of manufacturing
    • 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
    • A61B2017/0084—Material properties low friction
    • A61B2017/00849—Material properties low friction with respect to tissue, e.g. hollow organs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets 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
    • A61B17/06004—Means for attaching suture to needle
    • A61B2017/06028—Means for attaching suture to needle by means of a cylindrical longitudinal blind bore machined at the suture-receiving end of the needle, e.g. opposite to needle tip

Definitions

  • the present invention relates to a suture needle used in a surgical operation, and more particularly to a suture needle in which silicone is applied to the suture needle and a method for manufacturing the suture needle.
  • the square needle is generally used for suturing hard tissues such as skin and muscle, and has a sharply sharpened tip, a polygonal cone-shaped taper portion, and a trunk portion having a predetermined cross-sectional shape formed on the base end side thereof.
  • the predetermined ridgeline in the taper portion becomes a cutting edge to cut open the structure.
  • the cross-sectional shape of the body portion includes a polygonal shape such as a triangle, a quadrangle, etc., and a circular shape or an oval shape.
  • the round needle has a distal end, a conical tapered portion, and a body portion formed on the proximal end side and having a predetermined cross-sectional shape.
  • the cross-sectional shape of the conical taper portion and the body portion is usually circular, but there are an oval shape having two substantially parallel planes, a shape having four planes, and a drum shape. However, it is not used as a cutting blade with a sharp ridgeline like a square needle.
  • round needle pierces the tissue at the tip of the needle and then expands this hole at the taper.
  • the tissue is not cut off. Therefore, it is possible to prevent the biological tissue of the perforated part from being in close contact with the surface of the thread and leaking body fluid from the sutured part. Because of these characteristics, round needles are mainly used for sutures of blood vessels and soft tissues.
  • Medical suturing needles are usually manufactured as follows. First, a wire having a predetermined thickness is cut into a predetermined length. Next, an engaging portion with a suture is formed at one end of the material. Examples of the engaging portion include a blind hole drilled in the axial direction and a bullet hole. Next, in the case of a square needle, the material is pressed into a predetermined cross-sectional shape to form a body portion, and then a cutting edge is formed by grinding to form a tapered portion and a tip. In the case of a round needle, the tip portion is ground with a grindstone or the like to form a tapered portion and a tip. Then, after rough buffing or grinding with a fine grindstone or the like, the grinding strip is removed by fine buffing or electrolytic polishing to finish it into a mirror surface, bent into a predetermined shape, heat-treated, and surface-treated.
  • the sharpness of the needle that is, the reduction of the piercing resistance
  • the level required by the user has become very high.
  • the cutting edge (edge) in the pyramidal taper portion such as a triangular suture needle is a square needle that advances while opening the tissue, if the frictional resistance between the living tissue and the surface of the needle increases, the piercing resistance is increased. Because of this, research is being conducted daily to reduce piercing resistance as much as possible. And it is difficult to reduce especially piercing resistance with the round needle without a cutting blade.
  • the needle surface has been mirror-finished to reduce the piercing resistance. That is, a mirror surface is obtained by performing a buffing finishing method, an electrolytic polishing finishing method, a chemical polishing finishing method, or the like as a finishing surface treatment in the above manufacturing process.
  • the buffing finish is made by rotating cotton cloth with fine abrasive grains, felt, etc., against the material to be polished, and polishing with the abrasive grains.
  • the needle tip and barrel can be mirror finished. it can.
  • Electrolytic polishing is a method in which a suture needle is immersed in an electrolytic solution, electrolyzed by electricity, and the surface is dissolved.
  • the chemical polishing finishing method is a method in which the surface of the needle is dissolved by an acid without forcing a current to flow. Even in this case, the finish-polished surface is mirror-like.
  • the above finishing method has a smooth mirror surface as far as it is seen with the naked eye, but it is not a mirror surface when viewed microscopically.
  • the above finishing method has a smooth mirror surface as far as it is seen with the naked eye, but it is not a mirror surface when viewed microscopically.
  • the above finishing method has a smooth mirror surface as far as it is seen with the naked eye, but it is not a mirror surface when viewed microscopically.
  • silicone is also coated on the taper portion.
  • Patent Document 1 describes that by using a silicone treatment material containing an aminoalkylsiloxane and at least one other siloxane copolymerizable therewith, it is possible to reduce the piercing resistance as compared with a normal silicone coating.
  • Patent Document 2 proposes a suture needle in which an uneven surface is formed along the axial direction in a part of a tapered portion at the tip of a round needle and silicone is coated thereon.
  • the rugged surface creates a fine gap between the suture needle and the living tissue, and the puncture resistance can be lowered by reducing the contact area with the living tissue.
  • silicone having high adhesion to the metal forming the suturing needle is applied in stripes or spots with an appropriate interval to form irregularities on the surface of the suturing needle. Proposal of high silicone applied. When the silicone applied in stripes or spots contacts the living tissue, the contact area can be reduced and the penetration resistance can be reduced.
  • the conventional silicone application method is a method in which a suture needle is immersed in a silicone liquid, and silicone is applied to the entire suture needle.
  • silicone since it is not necessary to apply to the whole suture needle, there was a lot of waste of silicone.
  • the puncture resistance of a suture needle tends to increase as the number of punctures increases, and there has been a demand for the appearance of a suture needle with little increase in puncture resistance even when the number of punctures increases.
  • the present invention has been made in view of such circumstances, and an object of the present invention is to provide a suture needle coated with silicone that can reduce the amount of silicone used even when the number of times of piercing increases, and a method for manufacturing the same. It is said.
  • a suture needle coated with silicone has a trunk portion having a predetermined cross-sectional shape, and a suture portion that continues to the trunk portion and has a tapered portion that gradually narrows toward the tip.
  • the needle is sprayed with liquid silicone from one side of the suture needle to apply silicone to the other side of the tapered portion, and the silicone adheres to at least a part of the body. It is characterized by having a portion that does not. It can be set as the structure by which the silicone was apply
  • a method for producing a suture needle coated with silicone according to the present invention includes a trunk portion having a predetermined cross-sectional shape, a tapered portion that gradually narrows toward the tip, following the trunk portion, And a step of spraying liquid silicone from one side of the supported suture needle to apply the silicone to the other side of the tapered portion.
  • the step of supporting the suturing needle is a step of placing the suturing needle on a flat placement surface and supporting the suturing needle with the body portion, and a portion narrower than the body portion of the tapered portion is placed as described above. It is configured to be a process of supporting to float from the surface, or a process of spraying and applying the liquid silicone is performed a plurality of times, and a process of heating and drying the silicone is performed after each spraying process. In addition, it may be configured such that the step of heating and drying the silicone is performed only after the last spraying.
  • silicone is applied from one side of the suture needle, and then silicone is applied from the other side.
  • the entire length of the suture needle is the target for application.
  • the silicone is sprayed and applied from one side of the suture needle, and it is not necessary to apply the entire length of the suture needle, so the application time is shortened and the waste of the silicone is reduced. Can do.
  • silicone is firmly applied to the entire circumference of the tip portion that affects the sharpness, and even if the number of times of piercing increases, an increase in piercing resistance can be suppressed.
  • FIG. 3 It is a perspective view of the suturing needle of the present invention. It is a top view which shows the state which arranged the suture needle side by side on the mounting base. It is a figure which shows the state of the A, B, C cross section of FIG. It is a figure which shows the state which sprayed the silicone liquid, (a) shows the spraying state in (a) or (b) of FIG. (B) is a figure which shows the spray state in FIG.3 (c). It is a figure which shows the structure of the coating device of silicone. It is a graph which shows the change of the puncture resistance of a suture needle with respect to the puncture frequency.
  • FIG. 1 is a perspective view of the suture needle of the present invention.
  • the suturing needle 10 is an eyeless suturing needle and is manufactured by a conventionally known method.
  • the suture needle 10 has a proximal end surface 11a at one end of the proximal end portion 11, and this proximal end surface 11a is processed by a laser machining method, an electron beam machining method, an electrical discharge machining method, drilling, or the like.
  • a blind hole 12 is formed by the method.
  • a sharp needle tip 13 is formed at the distal end of the suture needle 10, and a taper portion 14 whose diameter gradually increases from the needle tip 13 is formed.
  • the proximal end 11 side of the tapered portion 14 is a body portion 15 having the same outer diameter as that of the proximal end portion 11.
  • the base end portion 11 is substantially linear, but the trunk portion 15 is different in that it is curved.
  • the base end portion 11 has a circular cross-sectional shape, but the cross-sectional shape of the body portion 15 is not limited to a circle, and an oval shape having two substantially parallel planes, one having four planes, There are also things.
  • the suture needle of the present invention is not limited to the eyeless suture needle as shown in FIG. 1, but may be an eyed suture needle or a round needle, and may be a square needle such as a triangular needle. Further, the tip may be blunt.
  • sutures 20 are provided, such as thickness, material (nylon, silk, etc.), monofilament or multifilament, and the like.
  • An appropriate type of suture is selected and used according to the living tissue to be sutured and the suture site.
  • the distal end of the suture 20 is inserted into the blind hole 12 at the proximal end, and is fixed to the proximal end of the suture needle 10 by crushing and crimping the blind hole 12 with a press or the like.
  • the suture needle 10 has an advantage that a thread of a length necessary for the suture is fixed from the beginning, and the trouble of inserting the thread into the hole like an idle needle is unnecessary.
  • FIG. 2 shows a state in which a plurality of the suture needles 10 shown in FIG. 1 are placed side by side on the placement table 21. In this way, the suture needles 10 are arranged on the mounting table 21 and the silicone solution is sprayed from above the mounting table 21.
  • FIG. 3 is a diagram showing states of cross sections A, B, and C in FIG. 2A is a cross section in the vicinity of the distal end of the suturing needle 10, and B in FIG. 2 is a cross section in the middle of the tapered portion 14.
  • the suture needle 10 is supported by the upper surface of the mounting table 21, that is, the mounting surface 21a, by the base end portion 11 and the trunk portion 15, and therefore has a diameter larger than these.
  • the thin taper portion has each cross-section floating in the air.
  • FIG. 4 is a view showing a state in which the silicone liquid is sprayed, and (a) shows the sprayed state in (a) or (b) of FIG. (B) is a figure which shows the spray state in FIG.3 (c).
  • the suture needle 10 when the diameter of the cross section of the suture needle 10 is narrower than the base end portion 11, the suture needle 10 floats in a space away from the placement surface 21a of the placement table 21.
  • the sprayed silicone becomes small particles 30 and floats near the suture needle. Some of the silicone particles 30 slowly descend toward the mounting surface 21a, some descend slightly faster, and some drift in the air while moving up and down. Then, the particles 30 approaching the taper portion 14, the body portion 15, the base end portion 11, and the like of the suture needle 10 adhere to the portions and form the silicone layer 31.
  • the portion thinner than the base end portion 11 of the taper portion 14 has a gap between the placement surface 21a as shown in FIG. 4A, so that the silicone particles 30 are formed on the upper surface and both side surfaces of the suture needle 10. Of course, it also adheres to the lower surface, and eventually, the silicone layer 31 is firmly formed over the entire circumference of the suture needle 10.
  • the completed suture needle 10 has portions where silicone is not applied on both sides with the line contact portion in contact with the placement surface 21a of the trunk portion 15 as the center. The portion where the silicone is not applied starts from a portion adjacent to the taper portion 14 of the trunk portion 15 and extends over the entire range where the silicone of the trunk portion 15 is applied.
  • the concentration of silicone can be made higher than that by dip coating, and a thick silicone can be uniformly applied.
  • immersion when the concentration of silicone is 1% or more, it is not preferable to employ it because it takes a long time to dry, but in the case of spraying, it is preferable to employ a concentration of 1% or more.
  • FIG. 5 is a diagram showing a configuration of a suture needle manufacturing apparatus to which the silicone of the present invention is applied.
  • the manufacturing apparatus includes a belt conveyor 35 serving as a transport device, a nozzle 36 serving as a silicone spraying device provided in the middle of the transport path of the belt conveyor 35, a mounting table 21 transported to the belt conveyor 35, and a belt conveyor 35. And a drying furnace 37 provided at the end of the.
  • a large number of suture needles 10 are placed on the placement surface 21a of the placement table 21 as shown in FIG.
  • silicone is sprayed from the nozzle and applied.
  • the applied silicone is dried at room temperature until the mounting table 21 moves on the belt conveyor 35 and reaches the next nozzle 36, and is applied by spraying with the next nozzle 36.
  • spraying ⁇ drying ⁇ spraying ⁇ drying is repeated four times and applied to the final end of the belt conveyor 35 and sent to the drying furnace 37 where it is heated and dried at 180 ° C. for 8 hours.
  • the drying furnace 37 is not limited to being provided at the end of the belt conveyor 35, and may be installed at a location away from the belt conveyor 35.
  • silicone is applied four times by spraying, but the number of times is not particularly limited. However, since the thickness of the silicone film is small at one time, it is desirable to repeat it several times.
  • the piercing resistance of the suture needle 10 peaks at the tip of the suture needle 10 and a position slightly approaching from the tip, so that the length of the tapered portion 14 from the tip is the same. It suffices that silicone is applied to the entire circumference of up to about a half. Even in the case of a square needle, a peak occurs near the position of the maximum diameter of the tapered portion 14. Therefore, even if silicone is not applied to the body portion 15 and the base end portion 11 at all, the piercing resistance does not increase.
  • a round needle having a round cross-sectional shape has been described, but the same effect can be obtained with a square suture needle such as a triangular needle. That is, in the case of a triangular needle, a tapered triangular pyramid is formed from the pointed tip of the needle to reach the trunk. Therefore, the silicone may be applied to the triangular pyramid portion by spraying. Even with a square suture needle, when coating is performed by dipping, the coating in the vicinity of the edge including the tip becomes thin, so that application by spraying is effective.
  • FIG. 6 is a graph showing changes in the piercing resistance of the suture needle with respect to the number of piercings. All the needles from the present invention to Comparative Example 3 are round needles and have a 0.24 mm outer diameter. The piercing material was measured using an artificial leather pole bear having a thickness of 0.45 mm, and the average value of five was described. The unit of piercing resistance is N (Newton), and the method of applying silicone is as follows.
  • a suture needle was placed on the placing table 21, and sprayed with 2.0% silicone by spraying from above and dried at room temperature for a short time.
  • the painting place is the entire tapered portion including the tip of the suture needle and one side surface side.
  • the number of coatings was 4, and after the final spray coating, the coating was heated to 180 ° C. and heat-dried for 8 hours.
  • the piercing resistance increases as the number of piercings increases.
  • the number of coatings is four, but in the present invention, spray coating is performed from one side, whereas Comparative Example 1 is immersion coating. From the above, it can be seen that according to the present invention, it is possible to produce a product having the same performance in a shorter time than a conventional product.
  • the thing of this invention is spray coating, the quantity of silicone decreases and waste is also reduced.
  • the present invention is spray coating and the concentration is high, thick silicone can be applied, so that the result that the piercing resistance does not increase even when the piercing frequency is increased is obtained. It is done.
  • Tables 1 and 2 show, as another experimental example, the outer diameters of the needles were 0.14 mm, 0.18 mm, 0.24 mm (above Table 1), 0.28 mm, 0.33 mm, 0.38 mm (above Table 2 shows the experimental results of comparison and examination on how sharpness and sharpness durability change between spray coating and immersion coating.
  • a pole bear having a thickness of 0.45 mm was used if the outer diameter was 0.28 mm or less, and a pole bear having a thickness of 1.10 mm was used if the outer diameter was 0.33 mm or more.
  • the suturing needle was mounted on the mounting base 21, and the 2.0% density
  • the painting place is the whole taper part including a front-end
  • the number of paintings is four times. After the first and third sprays, they were heat-dried at 180 ° C. for 4 hours, and after the second and fourth sprays, they were heat-dried at 180 ° C. for 8 hours. At each outer diameter, the piercing resistance (average value of five) from the first piercing to the tenth piercing was measured. The unit of piercing resistance is N (Newton).
  • [Comparative Example] As a comparative example, painting was performed by immersing a suture needle in a 0.8% concentration silicone liquid. The number of paintings is four times. After the first and third immersions, heat drying was performed at 180 ° C. for 1 hour, and after the second and fourth times, heat drying was performed at 180 ° C. for 8 hours. At each outer diameter, the piercing resistance (average value of five) from the first piercing to the tenth piercing was measured.
  • the average value of the piercing resistance from the first piercing to the tenth piercing was smaller in the spray type of the present invention in all the outer diameters from 0.14 mm to 0.38 mm.
  • the average value of the immersion type puncture resistance was divided by the average value of the spray type puncture resistance and the sharpness was compared, it was over 2.0 when the outer diameter was 0.14 mm. It was found that a significant advantage appears. From the experimental results, it has been found that the present invention has a special effect particularly when applied to a small-sized suture needle.
  • the puncture resistance increase rate a value obtained by dividing the puncture resistance of the 10th puncture by the puncture resistance of the 1st puncture. In all of the diameters from 0.14 mm to 0.38 mm, the value of the spray type was lower. This proves the result of FIG. 6 that the increase in piercing resistance is small and the sharpness durability is good even after ten piercings.
  • the present invention was found to be particularly effective with a small-sized suture needle.
  • the spray method of the present invention was used in both sharpness and sharpness durability.
  • the effect is particularly high in a small-sized suture needle.
  • the small-sized suture needle also takes into consideration that water for preventing silicone from entering the blind hole is difficult to enter. It was found that it is optimal to adopt the spray type of the present invention for a small-sized suture needle.
  • the sharpness durability was 1.59 times better when compared with the case of the conventional immersion type, and it was found that it can be particularly preferably applied.

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

Abstract

La présente invention vise à fournir une aiguille de suture revêtue de silicone pour laquelle la durée nécessaire pour appliquer le revêtement de silicone (y compris le temps de séchage) est réduite, et un procédé de production associé. La présente invention concerne donc les étapes consistant à supporter sur un plan horizontal une pluralité d'aiguilles de suture (10) comprenant : une tige (15) avec une forme en coupe spécifique ; et une section conique (14) qui s'étend à partir de la tige (15) et rétrécit graduellement jusqu'à une pointe d'aiguille affûtée (13) ; pulvériser de la silicone liquide sur la section conique (14) d'un côté des aiguilles de suture (10) reposant sur le support et revêtir les aiguilles sur l'autre côté de la section conique (14) ; puis sécher les aiguilles à température ambiante. Le procédé comprend en outre l'étape consistant à, après avoir appliqué ce revêtement plusieurs fois, sécher la silicone à la chaleur sèche.
PCT/JP2011/069390 2010-08-31 2011-08-29 Aiguille de suture revêtue de silicone et procédé de production associé WO2012029689A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010193219A JP2012050477A (ja) 2010-08-31 2010-08-31 シリコーンを塗布した縫合針とその製造方法
JP2010-193219 2010-08-31

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016191370A1 (fr) * 2015-05-26 2016-12-01 Ethicon Endo-Surgery, Llc Aiguille chirurgicale comprenant des éléments évidés
USD800306S1 (en) 2015-12-10 2017-10-17 Ethicon Llc Surgical suturing device
US9788830B2 (en) 2014-06-06 2017-10-17 Ethicon Llc Needle cartridge with cage
US9986998B2 (en) 2012-12-13 2018-06-05 Ethicon Llc Cartridge interface for surgical suturing device
US10004490B2 (en) 2014-06-06 2018-06-26 Ethicon Llc Force limited needle driver
US10022120B2 (en) 2015-05-26 2018-07-17 Ethicon Llc Surgical needle with recessed features
JP2020533129A (ja) * 2017-09-15 2020-11-19 エシコン エルエルシーＥｔｈｉｃｏｎ ＬＬＣ コーティングされた外科用縫合針

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6295044B2 (ja) * 2013-09-11 2018-03-14 学校法人 関西大学 穿刺器具セット
JP7370948B2 (ja) * 2020-08-28 2023-10-30 マニー株式会社 黒色医療器具及びその製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04317644A (ja) * 1991-01-07 1992-11-09 United States Surgical Corp シリコン処理された手術針及びその製造法
WO2008026558A1 (fr) * 2006-08-31 2008-03-06 Mani, Inc. Aiguille a suture sans chas et procede de fabrication associe

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04317644A (ja) * 1991-01-07 1992-11-09 United States Surgical Corp シリコン処理された手術針及びその製造法
WO2008026558A1 (fr) * 2006-08-31 2008-03-06 Mani, Inc. Aiguille a suture sans chas et procede de fabrication associe

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9986998B2 (en) 2012-12-13 2018-06-05 Ethicon Llc Cartridge interface for surgical suturing device
US10939909B2 (en) 2012-12-13 2021-03-09 Ethicon Llc Circular needle applier with articulating and rotating shaft
US9788830B2 (en) 2014-06-06 2017-10-17 Ethicon Llc Needle cartridge with cage
US10004490B2 (en) 2014-06-06 2018-06-26 Ethicon Llc Force limited needle driver
WO2016191370A1 (fr) * 2015-05-26 2016-12-01 Ethicon Endo-Surgery, Llc Aiguille chirurgicale comprenant des éléments évidés
US10022120B2 (en) 2015-05-26 2018-07-17 Ethicon Llc Surgical needle with recessed features
USD800306S1 (en) 2015-12-10 2017-10-17 Ethicon Llc Surgical suturing device
USD861166S1 (en) 2015-12-10 2019-09-24 Ethicon Llc Surgical suturing device
JP2020533129A (ja) * 2017-09-15 2020-11-19 エシコン エルエルシーＥｔｈｉｃｏｎ ＬＬＣ コーティングされた外科用縫合針
JP7250777B2 (ja) 2017-09-15 2023-04-03 エシコン エルエルシー コーティングされた外科用縫合針
US11832811B2 (en) 2017-09-15 2023-12-05 Cilag Gmbh International Surgical coated needles

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