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WO2016112581A1 - Ureter guide sheath pipe - Google Patents

Ureter guide sheath pipe Download PDF

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Publication number
WO2016112581A1
WO2016112581A1 PCT/CN2015/074167 CN2015074167W WO2016112581A1 WO 2016112581 A1 WO2016112581 A1 WO 2016112581A1 CN 2015074167 W CN2015074167 W CN 2015074167W WO 2016112581 A1 WO2016112581 A1 WO 2016112581A1
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WIPO (PCT)
Prior art keywords
ring
tube
shaped support
pipe
support rod
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PCT/CN2015/074167
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French (fr)
Chinese (zh)
Inventor
梁世杰
王熙
蒋庆幸
Original Assignee
常州优复瑞医疗器械有限公司
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Publication of WO2016112581A1 publication Critical patent/WO2016112581A1/en

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B18/26—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor for producing a shock wave, e.g. laser lithotripsy

Definitions

  • the ureter guiding sheath of the present invention relates to a guiding sheath for removing a patient with urinary stones, and is widely used for surgery for removing urinary calculi.
  • Extracorporeal shock wave lithotripsy, ureteroscopic lithotripsy, ureteroscopic pneumatic lithotripsy, and ureteroscopic laser lithotripsy are commonly used methods of stone removal.
  • Extracorporeal shock wave lithotripsy, ureteroscopic lithotripsy, ureteroscopic pneumatic lithotripsy, and ureteroscopic laser lithotripsy are commonly used methods of stone removal.
  • surgical instruments for stone removal and sealing such as stone baskets, stone baskets, and plugging catheters.
  • the object of the present invention is to provide a ureter guiding sheath tube by placing a tough support rod in the sheath tube, effectively supporting the sheath tube in the ureter and ensuring the smoothness of the sheath tube passage, and ensuring the above-mentioned deficiencies.
  • the patient safely and reliably removes the stones.
  • the ureter guiding sheath tube is composed of a tube body and a support rod; the tube body is a long tube penetrating up and down, and a strip-shaped support rod is arranged on one side of the tube body, and the lower end of the support rod protrudes out of the tube body, The support rod is parallel to the axial center of the tube body.
  • the upper end of the support rod is flush with or higher than the upper end of the tubular body.
  • the upper end of the pipe body is provided with an "O" shaped support ring or a through support pipe.
  • the "O" shaped support ring is a solid ring or a hollow ring.
  • an infusion pipe is opened on the pipe body below the ring, and the infusion pipe communicates with the "O" shaped support ring, and the end of the infusion pipe is equal to The tube body; or longer than the tube body, the infusion tube extends out of the tube body.
  • the support tube is a metal tube, a wire braided tube, a carbon fiber braided tube, or a polymer material braided tube.
  • the "O" shaped support ring is a solid ring
  • the “O" shaped support ring is a metal ring, a carbon fiber braided ring or a polymer material braided ring.
  • the "O" shaped support ring is a hollow ring
  • the “O" shaped support ring is a ring made of a polymer material, such as a latex ring or a silicone ring.
  • the invention discloses a ureteral guiding sheath tube with ingenious structure, simple structure and good use effect.
  • a tough support rod By placing a tough support rod in the sheath tube, the effective supporting sheath tube is deployed in the ureter and the smoothness of the sheath tube passage is ensured.
  • the "O"-shaped support ring or the through-supporting pipe provided at the upper end of the pipe body ensures the smoothness of the stone entering the passage when the stone is taken, and various instruments for removing the stone pass through the hollow pipe in the pipe body, and enter the patient's body safely and smoothly.
  • the patient does not have the pain of forcibly removing the stone, which ensures the safe and reliable removal of the stone by the patient, and has a high use promotion value.
  • Figure 1 is a schematic view of the structure of a ureteral guiding sheath.
  • FIG. 2 is a schematic structural view 2 of a ureteral guiding sheath.
  • Figure 3 is a schematic view 3 of a ureteral guiding sheath.
  • Figure 4 is a schematic view of the structure of a ureteral guide sheath.
  • Fig. 5 is a top plan view showing a ureteral guide sheath when an "O" shaped support ring of a hollow ring is used.
  • a ureteral guiding sheath is composed of a tubular body 1 and a support rod 2; the tubular body 1 is a long tube penetrating vertically, and a strip-like support is provided on one side of the tubular body 1
  • the rod 2 the lower end of the support rod 2 protrudes beyond the tubular body 1, and the support rod 2 is parallel to the axial center of the tubular body 1 (see Fig. 1).
  • the upper end of the support rod 2 is flush with or higher than the upper end of the tubular body 1 (see Fig. 2).
  • the upper end of the pipe body 1 is provided with an "O" shaped support ring 3-1 or a through support pipe 3-2.
  • the "O" shaped support ring 3-1 is a solid ring or a hollow ring.
  • an infusion tube 4 is opened on the tube body 1 below the ring, and the infusion tube 4 is connected to the "O"-shaped support ring 3-1. And the end of the infusion tube 4 is equal to the tube body 1; or longer than the tube body 1, the infusion tube 4 extends beyond the tube body 1 (see Fig. 3).
  • the support tube 3-2 is a metal tube, a wire braided tube, a carbon fiber braided tube, or a polymer material braided tube.
  • the "O" shaped support ring 3-1 is a solid ring
  • the "O" shaped support ring is a metal ring, a carbon fiber braided ring or a polymer material braided ring (see Fig. 4).
  • the "O" shaped support ring 3-1 is a hollow ring
  • the “O" shaped support ring is a ring made of a polymer material, such as a latex ring or a silicone ring.

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Electromagnetism (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Surgical Instruments (AREA)

Abstract

A ureter guide sheath pipe for discharging urinary stones, the ureter guide sheath pipe consisting of a pipe (1) and a support rod (2); the pipe (1) is a long pipe having two ends thereof in communication with each other; the bar-shaped support rod (2) is provided at one side of the pipe (1); a lower end of the support rod (2) extends out of the pipe (1); the support rod (2) is parallel to an axis of the pipe (1); an upper end of the support rod (2) and an upper end of the pipe (1) are flush with or are higher than the pipe (1); the upper end of the pipe (1) is provided with an O-shaped support ring (3-1) or a through support pipe (3-2); the O-shaped support ring (3-1) is a solid circular ring or a hollow circular ring; and when the O-shaped support ring (3-1) is a hollow circular ring, the pipe (1) under the circular ring is provided with a transfusion pipeline (4) thereon in communication with the O-shaped support ring (3-1), and the transfusion pipeline (4) is as long as or is longer than the pipe (1) such that a rear end of the transfusion pipeline (4) extends out of the pipe (1).

Description

一种输尿管导引鞘管Ureter guiding sheath 技术领域Technical field
本发明一种输尿管导引鞘管涉及用于排除尿结石病人的导引鞘管，广泛用于取出尿路结石的手术。The ureter guiding sheath of the present invention relates to a guiding sheath for removing a patient with urinary stones, and is widely used for surgery for removing urinary calculi.
背景技术Background technique
在临床泌尿外科技术领域，如何将结石从输尿管内安全、无痛的取出是一直不断研究和发展的学术课题。体外震波碎石术、输尿管镜下超声碎石术、输尿管镜下气压弹道碎石术、输尿管镜下激光碎石术是目前常用的取石手术方法。为防止并减少结石在碎石过程中破碎结石向肾盂的漂移，并在输尿管体内残留，本领域也出现了不少取石和封堵的手术器械，比如取石网篮、套石篮、封堵导管；尽管出现了如此多的技术方案及器械，但由于设计方面的种种缺陷，仍不能做到方便、安全、无痛的取出病人输尿管内的结石，所以有必要设计出一种新的器械来满足实际的手术需求。In the field of clinical urology, how to safely and painlessly remove stones from the ureter is an academic subject that has been continuously researched and developed. Extracorporeal shock wave lithotripsy, ureteroscopic lithotripsy, ureteroscopic pneumatic lithotripsy, and ureteroscopic laser lithotripsy are commonly used methods of stone removal. In order to prevent and reduce the drift of stones to the renal pelvis during the crushing process, and to remain in the ureter, there are also many surgical instruments for stone removal and sealing, such as stone baskets, stone baskets, and plugging catheters. Despite the emergence of so many technical solutions and devices, due to various design defects, it is still impossible to safely and safely remove the stones in the patient's ureter, so it is necessary to design a new device to meet Actual surgical needs.
发明内容Summary of the invention
本发明的目的在于针对上述不足之处，提供了一种输尿管导引鞘管，通过在鞘管内放置韧性的支撑杆，有效的支撑鞘管在输尿管内展开并保证鞘管通道的顺畅，保障了病人安全可靠的取出结石。The object of the present invention is to provide a ureter guiding sheath tube by placing a tough support rod in the sheath tube, effectively supporting the sheath tube in the ureter and ensuring the smoothness of the sheath tube passage, and ensuring the above-mentioned deficiencies. The patient safely and reliably removes the stones.
一种输尿管导引鞘管是采取以下技术方案实现：A ureteral guiding sheath is achieved by the following technical solutions:
一种输尿管导引鞘管由管体、支撑杆组成；所述的管体为上下贯通的长管，在管体的一侧设置有条状的支撑杆，支撑杆的下端伸出管体外，支撑杆与管体的轴向圆心平行。The ureter guiding sheath tube is composed of a tube body and a support rod; the tube body is a long tube penetrating up and down, and a strip-shaped support rod is arranged on one side of the tube body, and the lower end of the support rod protrudes out of the tube body, The support rod is parallel to the axial center of the tube body.
所述支撑杆的上端与管体上端齐平或高于管体。 The upper end of the support rod is flush with or higher than the upper end of the tubular body.
所述的管体上端设置有“O”形支撑环或贯通的支撑管。The upper end of the pipe body is provided with an "O" shaped support ring or a through support pipe.
所述的“O”形支撑环为实心的圆环或中空的圆环。The "O" shaped support ring is a solid ring or a hollow ring.
所述的“O”形支撑环为中空的圆环时，在圆环下方的管体上开设有输注管道，输注管道与“O”形支撑环相通，并且输注管道的末端等长于管体；或长于管体，输注管道伸出管体外。When the "O" shaped support ring is a hollow ring, an infusion pipe is opened on the pipe body below the ring, and the infusion pipe communicates with the "O" shaped support ring, and the end of the infusion pipe is equal to The tube body; or longer than the tube body, the infusion tube extends out of the tube body.
所述的支撑管为金属管、金属丝编织管、碳纤维编织管、高分子材料编织管。The support tube is a metal tube, a wire braided tube, a carbon fiber braided tube, or a polymer material braided tube.
所述“O”形支撑环为实心的圆环时，“O”形支撑环为金属环、碳纤维编织环或高分子材料编织环。When the "O" shaped support ring is a solid ring, the "O" shaped support ring is a metal ring, a carbon fiber braided ring or a polymer material braided ring.
所述“O”形支撑环为中空的圆环时，“O”形支撑环为高分子材料制成的环状物，如乳胶环、硅胶环。When the "O" shaped support ring is a hollow ring, the "O" shaped support ring is a ring made of a polymer material, such as a latex ring or a silicone ring.
本发明一种输尿管导引鞘管构思巧妙、结构简单，使用效果好，通过在鞘管内放置韧性的支撑杆，有效的支撑鞘管在输尿管内展开并保证鞘管通道的顺畅，此外，还通过在管体上端设置的“O”形支撑环或贯通的支撑管保证了取石时，结石进入通道时的顺畅，各种用于取石的器械通过管体内中空的管道，安全、顺利进入病人的体内，在使用时病人无强行取出石头时的痛苦，保障了病人安全可靠的取出结石，具有较高的使用推广价值。The invention discloses a ureteral guiding sheath tube with ingenious structure, simple structure and good use effect. By placing a tough support rod in the sheath tube, the effective supporting sheath tube is deployed in the ureter and the smoothness of the sheath tube passage is ensured. The "O"-shaped support ring or the through-supporting pipe provided at the upper end of the pipe body ensures the smoothness of the stone entering the passage when the stone is taken, and various instruments for removing the stone pass through the hollow pipe in the pipe body, and enter the patient's body safely and smoothly. In the use, the patient does not have the pain of forcibly removing the stone, which ensures the safe and reliable removal of the stone by the patient, and has a high use promotion value.
附图说明DRAWINGS
以下将结合附图对本发明做进一步说明：The present invention will be further described below in conjunction with the accompanying drawings:
图1是一种输尿管导引鞘管的结构示意图1。Figure 1 is a schematic view of the structure of a ureteral guiding sheath.
图2是一种输尿管导引鞘管的结构示意图2。2 is a schematic structural view 2 of a ureteral guiding sheath.
图3是一种输尿管导引鞘管的结构示意图3。 Figure 3 is a schematic view 3 of a ureteral guiding sheath.
图4是一种输尿管导引鞘管的结构示意图4。Figure 4 is a schematic view of the structure of a ureteral guide sheath.
图5是一种输尿管导引鞘管在采用中空圆环的“O”形支撑环时的俯视结构示意图。Fig. 5 is a top plan view showing a ureteral guide sheath when an "O" shaped support ring of a hollow ring is used.
具体实施方式detailed description
参照附图1-5，一种输尿管导引鞘管由管体1、支撑杆2组成；所述的管体1为上下贯通的长管，在管体1的一侧设置有条状的支撑杆2，支撑杆2的下端伸出管体1外，支撑杆2与管体1的轴向圆心平行(见图1)。Referring to Figures 1-5, a ureteral guiding sheath is composed of a tubular body 1 and a support rod 2; the tubular body 1 is a long tube penetrating vertically, and a strip-like support is provided on one side of the tubular body 1 The rod 2, the lower end of the support rod 2 protrudes beyond the tubular body 1, and the support rod 2 is parallel to the axial center of the tubular body 1 (see Fig. 1).
所述支撑杆2的上端与管体1上端齐平或高于管体1(见图2)。The upper end of the support rod 2 is flush with or higher than the upper end of the tubular body 1 (see Fig. 2).
所述的管体1上端设置有“O”形支撑环3-1或贯通的支撑管3-2。The upper end of the pipe body 1 is provided with an "O" shaped support ring 3-1 or a through support pipe 3-2.
所述的“O”形支撑环3-1为实心的圆环或中空的圆环。The "O" shaped support ring 3-1 is a solid ring or a hollow ring.
所述的“O”形支撑环3-1为中空的圆环时，在圆环下方的管体1上开设有输注管道4，输注管道4与“O”形支撑环3-1相通，并且输注管道4的末端等长于管体1；或长于管体1，输注管道4伸出管体1外(见图3)。When the "O"-shaped support ring 3-1 is a hollow ring, an infusion tube 4 is opened on the tube body 1 below the ring, and the infusion tube 4 is connected to the "O"-shaped support ring 3-1. And the end of the infusion tube 4 is equal to the tube body 1; or longer than the tube body 1, the infusion tube 4 extends beyond the tube body 1 (see Fig. 3).
所述的支撑管3-2为金属管、金属丝编织管、碳纤维编织管、高分子材料编织管。The support tube 3-2 is a metal tube, a wire braided tube, a carbon fiber braided tube, or a polymer material braided tube.
所述“O”形支撑环3-1为实心的圆环时，“O”形支撑环为金属环、碳纤维编织环或高分子材料编织环(见图4)。When the "O" shaped support ring 3-1 is a solid ring, the "O" shaped support ring is a metal ring, a carbon fiber braided ring or a polymer material braided ring (see Fig. 4).
所述“O”形支撑环3-1为中空的圆环时，“O”形支撑环为高分子材料制成的环状物，如乳胶环、硅胶环。 When the "O" shaped support ring 3-1 is a hollow ring, the "O" shaped support ring is a ring made of a polymer material, such as a latex ring or a silicone ring.

Claims (8)

  1. 一种输尿管导引鞘管，其特征在于：由管体、支撑杆组成；所述的管体为上下贯通的长管，在管体的一侧设置有条状的支撑杆，支撑杆的下端伸出管体外，支撑杆与管体的轴向圆心平行。The invention relates to a ureter guiding sheath tube, which is characterized in that: the tube body and the support rod are composed; the tube body is a long tube penetrating up and down, and a strip-shaped support rod is arranged on one side of the tube body, and the lower end of the support rod is arranged Extending out of the tube, the support rod is parallel to the axial center of the tube.
  2. 根据权利要求1所述的一种输尿管导引鞘管，其特征在于：所述支撑杆的上端与管体上端齐平或高于管体。A ureteral guiding sheath according to claim 1, wherein the upper end of the support rod is flush with or higher than the upper end of the tubular body.
  3. 根据权利要求1所述的一种输尿管导引鞘管，其特征在于：所述的管体上端设置有“O”形支撑环或贯通的支撑管。A ureteral guiding sheath according to claim 1, wherein the upper end of the tubular body is provided with an "O" shaped support ring or a through support tube.
  4. 根据权利要求3所述的一种输尿管导引鞘管，其特征在于：所述的“O”形支撑环为实心的圆环或中空的圆环。A ureteral guide sheath according to claim 3, wherein said "O" shaped support ring is a solid ring or a hollow ring.
  5. 根据权利要求3所述的一种输尿管导引鞘管，其特征在于：所述的“O”形支撑环为中空的圆环时，在圆环下方的管体上开设有输注管道，输注管道与“O”形支撑环相通，并且输注管道的末端等长于管体；或长于管体，输注管道伸出管体外。A ureteral guiding sheath according to claim 3, wherein when the "O" shaped support ring is a hollow ring, an infusion tube is opened on the tube below the ring, and the infusion tube is The injection conduit is in communication with the "O" shaped support ring, and the end of the infusion conduit is as long as the tubular body; or longer than the tubular body, the infusion conduit extends beyond the tubular body.
  6. 根据权利要求3所述的一种输尿管导引鞘管，其特征在于：所述的支撑管为金属管、金属丝编织管、碳纤维编织管、高分子材料编织管。The ureter guiding sheath tube according to claim 3, wherein the supporting tube is a metal tube, a wire braided tube, a carbon fiber braided tube, or a polymer material braided tube.
  7. 根据权利要求3所述的一种输尿管导引鞘管，其特征在于：所述“O”形支撑环为实心的圆环时，“O”形支撑环为金属环、碳纤维编织环或高分子材料编织环。A ureteral guiding sheath according to claim 3, wherein when the "O" shaped support ring is a solid ring, the "O" shaped support ring is a metal ring, a carbon fiber braided ring or a polymer. Material braided ring.
  8. 根据权利要求3所述的一种输尿管导引鞘管，其特征在于：所述“O”形支撑环为中空的圆环时，“O”形支撑环为高分子材料制成的环状物。 A ureteral guiding sheath according to claim 3, wherein when the "O" shaped support ring is a hollow ring, the "O" shaped support ring is a ring made of a polymer material. .
PCT/CN2015/074167 2015-01-12 2015-03-13 Ureter guide sheath pipe WO2016112581A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510012303.XA CN104546128A (en) 2015-01-12 2015-01-12 Guide sheath tube of ureter
CN201510012303.X 2015-01-12

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WO2016112581A1 true WO2016112581A1 (en) 2016-07-21

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4610657A (en) * 1984-01-03 1986-09-09 Medical Engineering Corporation Ureteral stent
CN201356900Y (en) * 2009-03-06 2009-12-09 邱桂玲 Balloon catheter with guide core
CN201743733U (en) * 2010-08-30 2011-02-16 山东百多安医疗器械有限公司 Membrane-covered interception reticular basket device
CN202724426U (en) * 2012-07-31 2013-02-13 天津美迪斯医疗用品有限公司 Silica gel urethral catheter with embedded guide wires
CN103767761A (en) * 2014-01-21 2014-05-07 浙江大学 Guide tube for ureteroscope surgery
CN204428154U (en) * 2015-01-12 2015-07-01 常州优复瑞医疗器械有限公司 A kind of ureter guiding sheath pipe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4610657A (en) * 1984-01-03 1986-09-09 Medical Engineering Corporation Ureteral stent
CN201356900Y (en) * 2009-03-06 2009-12-09 邱桂玲 Balloon catheter with guide core
CN201743733U (en) * 2010-08-30 2011-02-16 山东百多安医疗器械有限公司 Membrane-covered interception reticular basket device
CN202724426U (en) * 2012-07-31 2013-02-13 天津美迪斯医疗用品有限公司 Silica gel urethral catheter with embedded guide wires
CN103767761A (en) * 2014-01-21 2014-05-07 浙江大学 Guide tube for ureteroscope surgery
CN204428154U (en) * 2015-01-12 2015-07-01 常州优复瑞医疗器械有限公司 A kind of ureter guiding sheath pipe

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