WO2005025427A1 - Poche de recuperation de tissus amelioree - Google Patents

Poche de recuperation de tissus amelioree Download PDF

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Publication number
WO2005025427A1
WO2005025427A1 PCT/CN2004/001048 CN2004001048W WO2005025427A1 WO 2005025427 A1 WO2005025427 A1 WO 2005025427A1 CN 2004001048 W CN2004001048 W CN 2004001048W WO 2005025427 A1 WO2005025427 A1 WO 2005025427A1
Authority
WO
WIPO (PCT)
Prior art keywords
recovery
recovery bag
bag
open end
biological tissue
Prior art date
Application number
PCT/CN2004/001048
Other languages
English (en)
Chinese (zh)
Inventor
Xing Zhou
Yanfang Li
Siquan Wang
Aijun Guo
Original Assignee
Xing Zhou
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 Xing Zhou filed Critical Xing Zhou
Publication of WO2005025427A1 publication Critical patent/WO2005025427A1/fr

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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, e.g. tourniquets
    • A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
    • A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions

Definitions

  • the present invention relates to a surgical instrument used for recovering biological tissue, particularly a recovery bag for recovering resected biological tissue under an endoscope.
  • Endoscopic surgery is a minimally invasive operation performed through a small incision.
  • This surgical method reduces or eliminates large incisions, making large open surgical operations similar to cholecystectomy and uterine fibroid resection into simple outpatient surgery.
  • the recovery period of patients has been shortened from several weeks to several days, and thus has become more and more widely used.
  • the prior art needs to be improved to provide a recycling bag with a simpler structure, simpler operation, safer and more effective.
  • no known biological tissue recycling bag can achieve this. Claim.
  • the invention provides a recovery bag for recovering resected biological tissue from a patient.
  • the core technology of the recovery bag is to install an opening and recovery line on the open end of the recovery bag. When it is released, it plays the role of opening the open end of the recycling bag, and it also plays the role of sealing when the recycling bag is recycled.
  • the improved biological tissue recovery bag of the present invention includes a recovery bag and an opening and recovery line.
  • the recovery bag is composed of a flexible wall, an open end, and a closed end.
  • the recovery bag can receive biological tissue;
  • the opening and recycling lines contain a segment that matches the shape of the open end of the recycling bag
  • the open end of the recycling bag is connected to the line of the opening and recycling line that matches the shape of the open end of the recycling bag.
  • the above-mentioned opening and recycling lines can be made of shape memory alloy wire or shape memory alloy sheet, or alloy spring steel, or other shapes that can be stored and deformed. When released, they can return to the original or close to Made of any material in its original shape.
  • the open end of the recycling bag is connected to the line segment that matches the shape of the open end of the recycling bag on the opening and recycling line. It can be a sliding connection or a fixed connection, such as:
  • the opening and recycling line can slide in the slot at the open end of the recycling bag
  • a section of the opening and recycling line is fixed to the slot at the open end of the recycling bag and cannot be moved.
  • the other part of the opening and recycling line can slide in the slot at the open end of the recycling bag;
  • the open end of the recycling bag can be bonded to the opening and recycling line by chemical adhesive;
  • the open end of the recycling bag can be inlaid on the opening and recycling line.
  • the flexible wall of the recycling bag can be made of flexible rhenium molecular materials, or can be made of metal mesh or synthetic fiber-reinforced flexible polymer materials, such as silicone rubber, polyurethane, polyethylene, polypropylene, and silicon.
  • elastomers or polymer materials such as resin, vinyl resin or polytetrafluoroethylene; silicon rubber, polyurethane, polyethylene, polypropylene, silicone resin, vinyl resin reinforced by memory alloy fiber web or synthetic fiber web can also be used Or polytetrafluoroethylene or other elastomer or polymer materials.
  • the above-mentioned opening and recovery wires can be connected to the distal end of the inner sheath, and installed before the distal end of the inner sheath and inside the distal end of the outer sheath.
  • the above-mentioned opening and recovery lines can be released from the distal end of the inner sheath and directly lead to the outside of the body; or closed loops can be formed or removed in vivo through surgical knots using surgical instruments.
  • the open end of the recovery bag can be painted with a color that is significantly different from the biological tissue observed under the endoscope.
  • One end of the open and recovery line may have a knot, and the other end passes through the slot at the open end of the recovery bag, and then passes through the knot to form a lasso structure.
  • the open and recovery line can both function to open the open end of the recovery bag when the recovery bag is released, and can also function as a seal when the recovery bag is recovered. Function, simple structure, easy operation, safe and effective.
  • FIG. 1 is a schematic structural diagram of a recycling bag with an open end of the recycling bag of the present invention adhered to an opening and recycling line by a chemical adhesive.
  • Fig. 2 is a schematic structural view of a recycling bag with an open end of the recycling bag of the present invention inlaid on an opening and recycling line.
  • Fig. 3 is a schematic structural diagram of a recycling bag in which the opening and recycling line of the recycling bag of the present invention can slide in a slot in the open end of the recycling bag.
  • Fig. 4 is a section of the recycling bag opening and recycling line of the present invention fixed to a slot in the open end of the recycling bag and cannot be moved, and other parts of the opening and recycling line can slide in the slot in the open end of the recycling bag Schematic diagram of the recycling bag.
  • FIG. 5 is a schematic structural diagram of the recovery bag of the present invention after it is deployed in vivo.
  • FIG. 6 is a schematic structural diagram when the positioning button of the recycling bag of the present invention is mated.
  • FIG. 7 is a schematic structural diagram when the positioning button of the present invention is a screw structure.
  • FIG. 8 is a schematic structural diagram when the positioning button of the present invention is an eccentric wheel structure.
  • FIG. 9 is a schematic structural diagram when the inner sheath of the recovery bag of the present invention has a through hole through which surgical instruments can pass in and out.
  • Figures 10 and 11 are schematic diagrams of the structure when the plane of the open end of the recycling bag of the present invention is adjusted to different angles with the radial direction of the inner sheath by moving the relative position between the inner sheath and the outer sheath.
  • FIG. 12 is a schematic structural diagram of a recovery bag of the present invention installed in an outer sheath.
  • FIGS 13 and 14 are schematic diagrams of the workpiece of the recycling bag of the present invention.
  • 1 is the recovery bag
  • 1-1 is the flexible wall
  • 1-2 is the open end
  • 1-3 is the closed end
  • 2 is the opening and recovery line
  • 3 is the removed biological tissue
  • 4 is the inner sheath of the recovery bag
  • 4- 1 is the distal end of the inner sheath
  • 4-2 is the handle of the inner sheath
  • 4-3 is the groove of the inner sheath
  • 5 is the outer sheath of the recovery bag
  • 5-1 is the distal end of the outer sheath
  • 5-2 is the outer sheath
  • 6 is the positioning knob
  • 6-1 is the positioning knob housing
  • 6-2 is the return spring
  • 6-3 is the switch on the positioning knob
  • 6-4 is the protective film on the positioning knob
  • 6-5 is the positioning projection.
  • Block 6-6 is the positioning screw
  • 6-7 is the slider
  • 6-8 is the fixing screw
  • 7 is the loose knot
  • 8 is the slot at the open end of the recycling bag
  • 9 is the memory alloy fiber mesh
  • 10 is the flexible
  • the improved biological tissue recovery bag according to the present invention is shown in FIG. 1.
  • the open end 1-2 of the recovery bag is adhered to the opening and recovery line 2 by a chemical adhesive.
  • the flexible wall 1-1 of the recycling bag 1 adopts the composite structure of the flexible polymer material 10 reinforced by the memory alloy fiber network 9.
  • the memory alloy fiber network 9 recovers superelasticity, making the flexible wall of the recycling bag 1-1 While maintaining softness, it has appropriate elasticity, which is convenient for inclusion in resected biological tissues 3 o
  • the opening and recovery line 2 in this embodiment may be made of a shape memory alloy wire, such as a nickel-titanium shape memory alloy wire or a thin-plated copper-based shape memory alloy wire.
  • a shape memory alloy wire such as a nickel-titanium shape memory alloy wire or a thin-plated copper-based shape memory alloy wire.
  • the open end 1-2 of the recovered recycling bag reinforced with the memory alloy fiber 9 is bonded to the opening and recovery line 2 made of the memory alloy wire with a chemical adhesive, and the open end 1-2 of the recovery bag has Matching shapes on a section of memory alloy wire. Finally, both ends of the memory alloy wire are fixed on the distal end 4-1 of the inner sheath 4, and the improved biological recovery bag of the present invention can be obtained.
  • the recovery bag 1 of the present invention compressed in the outer sheath 5 is released, and under the action of body temperature, the opening and recovery line 2 quickly recover the set geometry, driving the open end 1 of the flexible recovery bag 1 2 Unfold to facilitate the removal of the biological tissue 3 removed under the endoscope.
  • the inner sheath 4 can be retracted toward the 4-2 end of the inner sheath handle or the outer sheath 5 can be moved along the inner sheath. 4 forward delivery, can compress and deform the expansion and recovery line 2 with superelasticity, and drive the open end 1-2 of the recovery bag to be recovered into the outer sheath 5 and taken out of the body.
  • the excised biological tissue 3 in the recovery bag 1 is not too large, it can be completely recovered into the outer sheath 5 and taken out of the body. If the excised biological tissue 3 is too large, the recovery bag opened by the opening and the recovery line 2 is opened. When the end 1-2 is completely retracted into the outer sheath 5, the open end 1-2 of the recovery bag is basically closed, and the recovery bag 1 containing the resected biological tissue 3 can be safely moved to the vicinity of the incision and broken with surgical instruments and taken out of the body. Refer to Figure 5, Figure 10, and Figure 12. As shown in FIG. 2, the improved biological tissue recovery bag of the present invention has the open end 1-2 of the recovery bag inlaid on the opening and recovery line 2.
  • the recovery bag 1 having this structure is more convenient when the recovery bag 1 is recovered into the outer sheath 5 by the inner sheath 4.
  • the open and recovery line 2 can slide in the slot 8 at the open end of the recovery bag, and the open and recovery line 2 passes through the outer sheath 5.
  • the open end 1-2 of the recovery bag shrinks concentrically, and the recovery bag 1 can be retracted into the outer sheath 5.
  • Figure 5 Figure 12.
  • the improved biological tissue recovery bag according to the present invention as shown in FIG. 4, one end of the open and recovery line 2 is fixed to the slot 8 at the open end of the recovery bag and cannot be moved. The other part of the open and recovery line 2 cannot be moved.
  • the expansion of the recovery bag 1 and the recovery line 2 are connected to the distal end 4-1 of the inner sheath, and the outer sheath 5 is sheathed outside the inner sheath 4 and the outer
  • the sheath handle 5-2 is installed at the proximal end of the outer sheath 5
  • the inner sheath handle 4-2 is installed at the proximal end of the inner sheath 4
  • the positioning button 5 is installed at the outer sheath handle 5-2
  • the positioning button 6 can fix the outer sheath 5 and the inner Relative position of sheath 4. Loosen the positioning knob 6 and retract the inner sheath 4 backward to recover the recovery bag 1 into the outer sheath 5.
  • the improved biological tissue recovery bag of the present invention is a schematic structural diagram of the positioning bag of the recovery bag of the present invention when the positioning button is concave and convex, and the switch 6-3 on the positioning button is depressed, and the positioning projection 6 -5 tilt upward, the inner sheath 4 can slide inside the outer sheath 5; loosen the switch 6-3 on the positioning knob, and under the action of the reset spring 6-2, the positioning projection 6-5 snaps into the positioning on the inner sheath 4 In the groove 4-3, the relative position between the inner 4 and the outer sheath 5 is fixed, and the inner sheath 4 and the outer sheath 5 cannot slide relative to each other.
  • the improved biological tissue recovery bag of the present invention is a schematic structural diagram when the positioning button of the present invention is a threaded structure.
  • the positioning screws 6-6 screwed on the positioning button can fix the inner sheath 4 and the outer
  • the relative positions between the sheaths 5 are loosened by the set screws 6-6 on the positioning knob, and the inner sheath 4 and the outer sheath 5 can slide.
  • the improved biological tissue recovery bag according to the present invention is a schematic structural diagram when the positioning knob of the present invention has an eccentric wheel structure.
  • the positioning knob 6 is rotated clockwise, and the eccentric wheel structure on the positioning knob 6 is pressed against slip.
  • Blocks 6-7 can fix the relative position between the inner sheath 4 and the outer sheath 5, and rotate the positioning knob 6 counterclockwise to relax the slider 6-7, and the inner sheath 4 and the outer sheath 5 can slide.
  • the set screws 6-8 fix the slider 6-7 to the end surface of the outer sheath 5.
  • the improved biological tissue recovery bag according to the present invention is a schematic structural diagram when the inner sheath 4 of the recovery bag of the present invention has a through hole through which surgical instruments can pass in and out, and the inner sheath 4 can be kept large.
  • the through hole can be used to put a suction pipe or other surgical instruments, such as surgical scissors, breakers, and endoscopes, to facilitate various surgical operations.
  • the improved biological tissue recovery bag of the present invention can adjust the position of the open end 1-2 of the recovery bag of the present invention by moving the relative position between the inner sheath 4 and the outer sheath 5.
  • the degree of opening, and the angle formed by the curved surface of the open end 1-2 and the radial direction of the inner sheath 4 facilitate the removal of the removed biological tissue 3 into the recovery bag 1 during surgery, and the inner sheath 4 moves toward the inner sheath handle 4-2.
  • the improved biological tissue recovery bag according to the present invention is a schematic structural diagram of the recovery bag of the present invention installed in an outer sheath.
  • the recovery bag 1 is installed before the distal end 4-1 of the inner sheath.
  • the inner sheath handle 4-2 is installed on the proximal end of the inner sheath.
  • the inner sheath 4 can move axially in the outer sheath 5.
  • the outer sheath handle 5-2 is installed on the proximal end of the outer sheath.
  • the positioning button 6, the relative position of the inner sheath 4 and the outer sheath 5 can be fixed; loosen the positioning knob 6, and pull the outer sheath 5 toward the handle 4-2 end of the inner sheath to release the recovery bag 1 completely; the outer sheath 5 moves forward, Or the outer sheath 5 is fixed, and the inner sheath 4 is retracted toward the inner sheath handle 4-2 end, and the recovery bag 1 can be completely recovered into the outer sheath 5.
  • the improved biological tissue recovery bag according to the present invention is a schematic diagram of the workpiece of the recovery bag of the present invention.
  • the excised biological tissue 3 is moved into the opened recovery bag 1, and then The inner sheath 4 is retracted toward the inner sheath handle 4-2, and the opening and recovery line 2 drives the open end 1-2 of the recovery bag into the outer sheath 5.
  • the resected biological tissue 3 can be recovered into the outer sheath 5 or Move to the vicinity of the incision, and take it out of the body after crushing.

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Orthopedic Medicine & 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 a trait à une poche de récupération pour l'enlèvement d'un organe anatomique dans le corps d'un patient. La poche de récupération selon l'invention comporte : une poche de récupération (1) et un fil métallique d'ouverture/fermeture (2). La poche de récupération (1) est constituée d'une paroi souple (1-1), d'une extrémité ouverte (1-2) et d'une extrémité fermée (1-3). La poche de récupération (1) peut recevoir et contenir un organe corporel. Le fil d'ouverture/fermeture (2) est réalisé en un métal à mémoire de forme, et il présente un segment correspondant à l'extrémité ouverte (1-2) de la poche de récupération (1). L'extrémité ouverte (1-2) de la poche de récupération (1) est reliée au segment de fil d'ouverture/fermeture (2). Le fil d'ouverture/fermeture (2) relié à l'extrémité ouverte (1-2) de la poche de récupération (1) peut assurer l'ouverture de l'extrémité ouverte (1-2) lors de la libération de la poche de récupération (1), et la fermeture de l'extrémité ouverte (1-2) lors de l'extraction de la poche de récupération.
PCT/CN2004/001048 2003-09-16 2004-09-16 Poche de recuperation de tissus amelioree WO2005025427A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 03146815 CN1237942C (zh) 2003-09-16 2003-09-16 改进的生物组织回收袋
CN03146815.2 2003-09-16

Publications (1)

Publication Number Publication Date
WO2005025427A1 true WO2005025427A1 (fr) 2005-03-24

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CN (1) CN1237942C (fr)
WO (1) WO2005025427A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009013383A1 (fr) * 2007-07-20 2009-01-29 Ernesto Odon Jorge Dispositif d'extraction d'éléments contenus dans une cavité
US8920431B2 (en) 2011-12-23 2014-12-30 Atropos Limited Pneumoperitoneum device
US8956286B2 (en) 2011-12-23 2015-02-17 Atropos Limited Pneumoperitoneum device
US9308008B2 (en) 2012-12-21 2016-04-12 Cook Medical Technologies Llc Surgical bag device and remote operating mechanism
US10238423B2 (en) 2011-06-02 2019-03-26 Air Bag One Sarl Device for extracting elements from cavities, which uses a bag for extraction and an applicator
US10499889B2 (en) 2011-12-23 2019-12-10 Atropos Limited Inflatable pneumoperitoneum device
EP4108184A4 (fr) * 2020-06-28 2024-02-28 Vhmed (Nantong) Co. Ltd. Appareil d'extraction d'échantillon chirurgical mini-invasif simple et procédé d'utilisation

Families Citing this family (10)

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CN1294882C (zh) * 2004-11-22 2007-01-17 李艳芳 微创手术切除组织取出器
CN101589943B (zh) * 2008-05-30 2011-03-30 普威国际有限公司 可分离式组织取物袋装置
CN102327134B (zh) * 2010-07-13 2013-08-28 周星 内镜取物袋及递送系统
JP5475191B2 (ja) * 2011-08-01 2014-04-16 オリンパスメディカルシステムズ株式会社 処置具
CN103654886B (zh) * 2013-12-17 2016-04-13 蓝爱琴 一种用于取出微创手术中切除的病变组织的装置
CN104434228A (zh) * 2014-08-20 2015-03-25 梁锋 腹腔镜手术标本收集器
CN104473678B (zh) * 2014-11-19 2017-12-05 桐庐万禾医疗器械有限公司 一种套袋子子宫切除器
CN106073868B (zh) * 2016-07-08 2020-10-09 江苏风和医疗器材股份有限公司 一种医用取物装置
CN108498138B (zh) * 2018-04-25 2024-03-08 上海宇度医学科技股份有限公司 配合腹腔镜使用的肿瘤破碎器
CN109223119B (zh) * 2018-10-17 2021-06-22 陈哲 腹腔镜手术中使用的实性瘤体体内切割器材

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Cited By (16)

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US9247958B2 (en) 2007-07-20 2016-02-02 Air Bag One Sarl Device for extracting elements from a cavity
JP2010534097A (ja) * 2007-07-20 2010-11-04 エルネスト オドン ホルヘ 物体を空洞から引出すための装置
EA018764B1 (ru) * 2007-07-20 2013-10-30 Айр Бэг Уан Сарл Устройство для извлечения объектов из полости
AU2008278919B2 (en) * 2007-07-20 2014-01-23 Maternal Newborn Health Innovations, Pbc Device for extracting elements from a cavity
WO2009013383A1 (fr) * 2007-07-20 2009-01-29 Ernesto Odon Jorge Dispositif d'extraction d'éléments contenus dans une cavité
AP3370A (en) * 2007-07-20 2015-07-31 Air Bag One Sarl Device for extracting elements from a cavity
US10238423B2 (en) 2011-06-02 2019-03-26 Air Bag One Sarl Device for extracting elements from cavities, which uses a bag for extraction and an applicator
US9265492B2 (en) 2011-12-23 2016-02-23 Atropos Limited Pneumoperitoneum device
US8956286B2 (en) 2011-12-23 2015-02-17 Atropos Limited Pneumoperitoneum device
US10188374B2 (en) 2011-12-23 2019-01-29 Atropos Limited Pneumoperitoneum device
US8920431B2 (en) 2011-12-23 2014-12-30 Atropos Limited Pneumoperitoneum device
US10376251B2 (en) 2011-12-23 2019-08-13 Atropos Limited Pneumoperitoneum device
US10499889B2 (en) 2011-12-23 2019-12-10 Atropos Limited Inflatable pneumoperitoneum device
US11134929B2 (en) 2011-12-23 2021-10-05 Atropos Limited Pneumoperitoneum device
US9308008B2 (en) 2012-12-21 2016-04-12 Cook Medical Technologies Llc Surgical bag device and remote operating mechanism
EP4108184A4 (fr) * 2020-06-28 2024-02-28 Vhmed (Nantong) Co. Ltd. Appareil d'extraction d'échantillon chirurgical mini-invasif simple et procédé d'utilisation

Also Published As

Publication number Publication date
CN1237942C (zh) 2006-01-25
CN1524503A (zh) 2004-09-01

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