WO2022245101A1 - Aiguille de chopper pour chirurgie de la cataracte, son procédé de fabrication et chopper de chirurgie de la cataracte comprenant celle-ci - Google Patents

Aiguille de chopper pour chirurgie de la cataracte, son procédé de fabrication et chopper de chirurgie de la cataracte comprenant celle-ci Download PDF

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Publication number
WO2022245101A1
WO2022245101A1 PCT/KR2022/007046 KR2022007046W WO2022245101A1 WO 2022245101 A1 WO2022245101 A1 WO 2022245101A1 KR 2022007046 W KR2022007046 W KR 2022007046W WO 2022245101 A1 WO2022245101 A1 WO 2022245101A1
Authority
WO
WIPO (PCT)
Prior art keywords
needle
reinforcing
chopper
cataract surgery
main
Prior art date
Application number
PCT/KR2022/007046
Other languages
English (en)
Korean (ko)
Inventor
남동흔
이에스더
민동현
Original Assignee
주식회사 오큐라이트
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 주식회사 오큐라이트 filed Critical 주식회사 오큐라이트
Publication of WO2022245101A1 publication Critical patent/WO2022245101A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
    • A61F9/00745—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments using mechanical vibrations, e.g. ultrasonic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
    • A61F9/00763—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments with rotating or reciprocating cutting elements, e.g. concentric cutting needles
    • 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
    • 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
    • B21G1/003—Needles for special purposes, e.g. knitting, crochet, hat-pins
    • 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
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
    • A61B2090/306—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure using optical fibres

Definitions

  • the present invention relates to a chaper needle for cataract surgery and a chaper for cataract surgery including such a chaper needle, and more specifically, a chaper needle that increases the length of the chaper needle while maintaining the rigidity of the chaper needle, thereby increasing the convenience of operation, and such a chaper needle It relates to a chaper including a chaper needle and a method of manufacturing such a chaper needle.
  • Cataract surgery is a procedure in which an artificial lens is inserted after the lens is removed. Cataract surgery is performed in such a way that an illumination device emits light toward the eyeball, emulsifies the lens with an ultrasonic emulsifier, splits the emulsified lens with a chopper, removes the split lens, and then inserts an artificial lens.
  • the chopper handle may come into contact with the eyeball, which may interfere with the operation.
  • the length of the chaper needle is increased, the rigidity of the chaper needle is lowered and unintentional movement may occur, making smooth surgery difficult.
  • An object of the present invention is to provide a chaper needle for cataract surgery capable of preventing a decrease in rigidity while increasing the length of the chaper needle, and a chopper for cataract surgery including the chaper needle.
  • a chaper needle for cataract surgery includes a first reinforcing needle connected to a handle; a main needle having at least a part of an upstream side connected to the first reinforcing needle; An optical fiber extending along the longitudinal direction of the first reinforcing needle and the main needle and radiating light from a downstream end of the main needle.
  • the chaperone needle for cataract surgery may further include a second reinforcing needle provided between the first reinforcing needle and the main needle, to which the optical fiber extends along the longitudinal direction and to which at least a part of the upstream side of the main needle is connected. can At least a part of the upstream side of the second reinforcing needle may be connected to the first reinforcing needle.
  • the reinforcing needle to which the main needle is connected includes a second-first portion; A 2-2 portion extending at a predetermined angle with respect to the 2-1 portion may be included.
  • the main needle includes a 3-1 portion parallel to the 2-1 portion; A 3-2 portion parallel to the 2-2 portion may be included.
  • a plurality of second reinforcing needles may be provided.
  • the main needle may further include a 3-3 portion extending at a predetermined angle with the 3-2 portion.
  • An angle formed by the 3-1 portion and the 3-2 portion of the main needle and an angle formed between the 3-2 portion and the 3-3 portion of the main needle may be formed in opposite directions.
  • the first reinforcing needle and the second reinforcing needle may be coupled to each other by a medical adhesive.
  • the reinforcing needle and the main needle can be joined together without adhesive.
  • a cataract surgery chaper including a chaper needle for cataract surgery includes: a handle to which a first reinforcing needle is connected; It includes a light supply cable extending from the light source to the handle and supplying light to the optical fiber.
  • the light supply cable may be connected to the handle at a predetermined angle with respect to the length direction of the handle.
  • a method of manufacturing a chaper needle for cataract surgery includes a first step of inserting at least a part of an upstream side of a main needle into a reinforcing needle; and a second step of simultaneously bending the reinforcing needle and the main needle so that the 2-2 portion forms a predetermined angle with the 2-1 portion.
  • the present invention there is an effect of providing a chapper needle for cataract surgery in which the length of the chaper needle increases, so that the convenience of operation is increased and the rigidity of the chaper needle does not decrease, and a chaper for cataract surgery including the chaper needle.
  • the main needle and the reinforcing needle can be firmly fixed to each other without using an adhesive or an additional coupling means (method) to couple the main needle and the reinforcing needle, the manufacturing process is shortened and the cost is reduced. .
  • FIG. 1 is a perspective view of a chopper for cataract surgery according to the present invention.
  • FIG. 2 is a partial cross-sectional view of a chaper needle for cataract surgery according to the present invention.
  • FIG 3 is a partial cross-sectional view of the chaper needle for cataract surgery according to the present invention before bending.
  • connection is defined to include not only a direct connection between two components, but also a connection between two components with an additional component intervening therebetween.
  • FIG. 1 is a perspective view of a chopper 1 for cataract surgery according to the present invention.
  • an optical fiber 40 is provided along the longitudinal direction of the handle 100 and the chopper needle, and the light supply cable 200 for supplying light to the optical fiber 40 is ) is connected to the upstream end of
  • upstream and downstream are determined based on the traveling direction of light through an optical fiber. That is, the end of the chapper needle, that is, the side irradiating the light is the downstream side, and the opposite direction of the end of the chaper needle, that is, the direction toward the light source is the upstream side.
  • the light supply cable 200 includes an optical fiber 40 and a coating portion surrounding the optical fiber 40 .
  • One end of the light supply cable 200 is connected to a light source (not shown), and the other end of the light supply cable 200 is at an upstream end of the handle 100 at a predetermined angle (a) with respect to the length direction of the handle. can be connected while forming
  • a predetermined angle
  • the chaper needle according to the present invention includes a first reinforcing needle 10 connected to the handle 100, a second reinforcing needle 20, and a main needle 30. .
  • the main needle 30 is used to cleave and remove the lens.
  • the first reinforcing needle 10 may be connected to the handle 100 by, for example, ultrasonic welding or using an adhesive, but may also be coupled by other known bonding methods.
  • At least part of the upstream side of the second reinforcing needle 20 is connected to the downstream side of the first reinforcing needle 10, and at least part of the upstream side of the main needle 30 is connected to the downstream side of the second reinforcing needle 20. connected to For example, as shown in FIG. 2 , at least a portion of the upstream side of the second reinforcing needle 20 is inserted into the downstream side of the first reinforcing needle 10, and at least a portion of the upstream side of the main needle 30 is inserted. may be inserted into the downstream side of the second reinforcing needle 20 and connected to each other.
  • the second reinforcing needle 20 includes a 2-1 part 21 extending in parallel with the first reinforcing needle 10 and a 2-2 part 2-1 forming a predetermined angle with respect to the 2-1 part 21. portion 22.
  • the first reinforcing needle 10 and the second reinforcing needle 20 may be coupled to each other by, for example, a medical adhesive.
  • the main needle 30 has a 3-1 part 31 parallel to the 2-1 part 21 of the second reinforcing needle 20 and a 3-2 part parallel to the 2-2 part 22 It may include a portion 32 and a 3-3 portion 33 forming a predetermined angle b with the 3-2 portion 32 .
  • a predetermined angle (b) formed by the 3-1 part 31 and the 3-2 part 32 of the main needle 10, and the 3-2 part 32 and the 3-3 part 33 The directions of the predetermined angle c formed by the angles are opposite to each other. That is, when the 3-2 part 32 extends downward with the 3-1 part 31 forming a predetermined angle b, the 3-3 part 33 forms the 3-2 part 32 and It forms a predetermined angle (c) and extends upward.
  • the optical fiber 40 extends along the longitudinal direction of the handle 100 , the first reinforcing needle 10 , the second reinforcing needle 20 , and the main needle 30 .
  • the optical fiber 40 may extend from the end of the main needle 30 to a position where light can be irradiated onto the lens.
  • the optical fiber 40 is illustrated as extending to the end of the main needle 30 in FIG. 2 , it may extend only before the end if light can be irradiated to the lens from the end of the main needle 30 .
  • FIG. 2 shows that the optical fiber 40 can irradiate light toward the longitudinal direction of the main needle 30 from the end of the main needle 30, the optical fiber 40 is at the end of the main needle 30.
  • Other directions for example, a direction perpendicular to the longitudinal direction of the main needle 30, or a direction forming a predetermined angle with respect to the longitudinal direction may be provided so that light can be irradiated.
  • FIG. 2 shows that a single optical fiber 40 is provided, a plurality of optical fibers 40 may be provided.
  • the first reinforcing needle 10, the second reinforcing needle 20, and the main needle 30 may be hollow, and the optical fiber may extend along the longitudinal direction therein.
  • FIG. 1 and 2 show an embodiment in which two reinforcing needles are provided between the handle 100 and the main needle 30, but three or more reinforcing needles may be provided and such an embodiment also falls within the scope of the present invention.
  • a single second reinforcing needle 20 as well as a plurality of second reinforcing needles 20 may be provided between the first reinforcing needle 10 and the main needle 30 .
  • the main needle 30 may be directly connected to the first reinforcing needle 10 without the second reinforcing needle 20 .
  • FIG. 3 is a drawing for explaining a method of manufacturing a chaper needle according to the present invention.
  • the main needle 30 After inserting at least a part of the upstream side of the main needle 30 into the second reinforcing needle 20, when bending in the direction A at point P, the state shown in FIG. 2 is obtained. By doing so, the main needle 30 does not deviate from the second reinforcing needle 20 or rotates without adopting an additional coupling method such as ultrasonic welding or adhesive, and the main needle can be stably supported.
  • the main needle 30 is directly connected to the first reinforcing needle 10 without passing through the second reinforcing needle 20, after inserting the main needle 30 into the first reinforcing needle 20, the first reinforcing needle 20 At any point on the reinforcing needle 10, the main needle of the first reinforcing needle 10 may be bent in the A direction.
  • the present invention there is an effect of providing a chaper needle for cataract surgery in which the length of the chaper needle is increased and the rigidity of the chaper needle is not reduced, so that the convenience of operation is improved.
  • the needle can be firmly fixed between the main needle and the reinforcing needle without using an adhesive or ultrasonic welding, etc., the manufacturing process is shortened and the cost is reduced.

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

Abstract

Aiguille de chopper pour chirurgie de la cataracte selon la présente invention comprenant : une première aiguille de renfort couplée à un manche ; une aiguille principale ayant au moins une partie d'un côté supérieur relié à la première aiguille de renfort ; ainsi qu'une fibre optique s'étendant le long de la direction longitudinale de la première aiguille de renfort et de l'aiguille principale et conçue pour irradier de la lumière à partir de l'extrémité inférieure de l'aiguille principale.
PCT/KR2022/007046 2021-05-18 2022-05-17 Aiguille de chopper pour chirurgie de la cataracte, son procédé de fabrication et chopper de chirurgie de la cataracte comprenant celle-ci WO2022245101A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2021-0064155 2021-05-18
KR1020210064155A KR102582221B1 (ko) 2021-05-18 2021-05-18 백내장 수술용 챠퍼 니들 및 그 제작 방법 그리고 그러한 챠퍼 니들을 포함하는 백내장 수술용 챠퍼

Publications (1)

Publication Number Publication Date
WO2022245101A1 true WO2022245101A1 (fr) 2022-11-24

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PCT/KR2022/007046 WO2022245101A1 (fr) 2021-05-18 2022-05-17 Aiguille de chopper pour chirurgie de la cataracte, son procédé de fabrication et chopper de chirurgie de la cataracte comprenant celle-ci

Country Status (2)

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KR (1) KR102582221B1 (fr)
WO (1) WO2022245101A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5651783A (en) * 1995-12-20 1997-07-29 Reynard; Michael Fiber optic sleeve for surgical instruments
WO2017103778A1 (fr) * 2015-12-14 2017-06-22 Novartis Ag Appareils et procédés chirurgicaux à jauge hybride à orifice unique
WO2018215858A1 (fr) * 2017-05-24 2018-11-29 Novartis Ag Endo-illuminateur ophtalmique
US20190274881A1 (en) * 2018-03-09 2019-09-12 Aquesys, Inc. Intraocular shunt inserter
JP2020044289A (ja) * 2018-09-21 2020-03-26 マニー株式会社 眼科用手術器具

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101478463B1 (ko) 2013-10-10 2014-12-31 가천대학교 산학협력단 일루미네이션 차퍼
WO2016063153A1 (fr) * 2014-10-20 2016-04-28 Pentalfa Solutions S.R.L. Dispositif de coupe pour les opérations de la cataracte
KR102311888B1 (ko) * 2019-08-16 2021-10-12 천희종 수정체 후낭 보호가 가능한 수정체 절단 기구

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5651783A (en) * 1995-12-20 1997-07-29 Reynard; Michael Fiber optic sleeve for surgical instruments
WO2017103778A1 (fr) * 2015-12-14 2017-06-22 Novartis Ag Appareils et procédés chirurgicaux à jauge hybride à orifice unique
WO2018215858A1 (fr) * 2017-05-24 2018-11-29 Novartis Ag Endo-illuminateur ophtalmique
US20190274881A1 (en) * 2018-03-09 2019-09-12 Aquesys, Inc. Intraocular shunt inserter
JP2020044289A (ja) * 2018-09-21 2020-03-26 マニー株式会社 眼科用手術器具

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KR20220156303A (ko) 2022-11-25
KR102582221B1 (ko) 2023-09-25

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