WO2015158070A1 - Gaine de fonctionnement et système de fonctionnement pour endoscope de foramen intervertébral, et son procédé d'utilisation - Google Patents

Gaine de fonctionnement et système de fonctionnement pour endoscope de foramen intervertébral, et son procédé d'utilisation Download PDF

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Publication number
WO2015158070A1
WO2015158070A1 PCT/CN2014/083967 CN2014083967W WO2015158070A1 WO 2015158070 A1 WO2015158070 A1 WO 2015158070A1 CN 2014083967 W CN2014083967 W CN 2014083967W WO 2015158070 A1 WO2015158070 A1 WO 2015158070A1
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WIPO (PCT)
Prior art keywords
sheath
intervertebral
tube
intervertebral foramen
implant
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PCT/CN2014/083967
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English (en)
Chinese (zh)
Inventor
萧慕东
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思科微创医疗有限公司
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Publication date
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Publication of WO2015158070A1 publication Critical patent/WO2015158070A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/12—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/313—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
    • A61B1/317—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes for bones or joints, e.g. osteoscopes, arthroscopes

Definitions

  • the present invention relates to an operating sheath, and more particularly to an operating sheath for an intervertebral foramina. Furthermore, the present invention relates to an operating system for intervertebral foramen and a method of implanting an implant with an operating sheath for intervertebral foramen.
  • the intervertebral foramen located in the spinal canal or the dilatation tube are often contaminated to make the mirror surface unclear. At this time, it needs to be cleaned up in time to continue to use.
  • the mirror is flushed by introducing a small water pipe and using a water flow. It is clean, but the water pipes are mostly independent. When using it, the doctor needs to vacate one hand to operate. It is extremely inconvenient, and it affects the operation process, prolongs the operation time and aggravates the suffering of the patients.
  • the implant at the front or distal end of the implant fixture may be loosened or unable to be positioned at the desired location by inadvertently colliding with the dilation tube.
  • an object of the present invention to provide an operation sheath for an intervertebral foramen, which is quick-disassemblable, and by using the operation sheath, the convenience of the cleaning operation is greatly improved. improve.
  • the surgical sheath of the present invention can also be used for vertebral foraplasty under intervertebral foramen.
  • an operation sheath for an intervertebral foramen for fixing an intervertebral foramen wherein the operation sheath for the intervertebral foramen includes an opening at both ends a dilating tube at the end and a connecting sheath detachably connected to one end of the expanding tube, the connecting sheath is provided with a through hole penetrating the two ends thereof and a water inlet passage communicating with the through hole, the water inlet passage extending outward to form a water inlet joint, the water inlet The joint is for connection to a water tube to introduce water into the dilation tube to flush the intervertebral foramen inserted into the dilation tube.
  • the axis of the water inlet passage and the axis of the through hole are perpendicular to each other.
  • the connecting end of the connecting sheath and the expanding tube is provided with a card wheel
  • the connecting wheel is provided with a connecting handle extending outside the connecting sheath to push the card wheel to rotate to be close to press or away to loosen Expansion tube.
  • An opening slot for accommodating the card wheel is defined in the outer wall of the connecting sheath. The opening slot communicates with the through hole and penetrates to one end of the connecting sheath and the expansion tube.
  • the card wheel is installed in the opening slot through the rotating shaft.
  • the rotating shaft is disposed at the vicinity of the connecting handle of the card wheel.
  • one end of the expansion tube is provided with a connection head, and the expansion tube is connected to the through hole of the connection sheath through the connection head, the connection head has a hollow column shape, and a ring is arranged on the outer side of the connection head to cooperate with the card wheel When the card wheel rotates and presses the connector, it fits into the clamped round bottom groove, and the rotation axis of the card wheel is perpendicular to the axis of the expansion tube.
  • an operation sheath for an intervertebral foramen further includes a connecting tube member disposed between the dilation tube and the connecting sheath, the connecting tube member including a first connecting portion at the proximal end and a second connecting portion at the distal end
  • the first connecting portion is connected to the through hole, and the second connecting portion is connected to the expanding tube.
  • the first connecting portion has a hollow column shape, and a round bottom groove corresponding to the card wheel is arranged on the ring, and the axis of the card wheel is connected with the first connection.
  • the axis of the part is perpendicular.
  • the second connecting portion of the connecting pipe member is provided with an external thread
  • one end of the expanding pipe connected to the connecting pipe member is provided with an internal thread that cooperates with the external thread.
  • the outer side of the end of the expansion tube connected to the connecting tube is provided with a round bottom groove which is engaged with the card wheel to be engaged with the card wheel when the card wheel is rotated and pressed, and the rotation axis of the card wheel is The axis of the expansion tube is perpendicular.
  • the water inlet joint is provided with a switching valve for opening the closed water inlet joint.
  • the end of the connecting sheath away from the dilating tube is provided with a cap for fixing the intervertebral foramen, and the cap is provided with a perforation communicating with the through hole in the connecting sheath, the cap being an elastic body.
  • the dilation tube is provided with a scale line that is remote from the end of the attachment sheath The edge of the end face is wavy.
  • the present invention also provides an operating system for an intervertebral foramen, the operating system comprising: the above-mentioned operating sheath for the intervertebral foramen; and the intervertebral foramen inserted in the dilatation tube.
  • the central axis of the through hole may coincide or be in line with the central axis of the dilation tube. Additionally, the central axis of the intervertebral mirror may coincide or be in line with the central axis of the dilation tube.
  • the operating system further includes an implant retainer having an outer diameter of the implant retaining rod that is smaller than an inner diameter of the working channel of the intervertebral mirror so as to be configured to pass through The working channel of the intervertebral foramen.
  • the implant retaining rod of the implant retainer maintains the central axis of the rod and the dilation tube when the implant retaining rod of the implant fixture is inserted into the working channel of the intervertebral foroscope
  • the central axes coincide or are in line.
  • the distal end of the implant fixture is configured to connect implants having different diameters, the diameter of the dilation tube being selected to match the diameter of the implant.
  • the dilation tube has a diameter of 6, 7, 8, 9, 10, 11, 12 or 13 mm.
  • the operating system can be used for vertebral foraplasty.
  • the present invention also provides a method of using an operating system for an intervertebral foramen, the method comprising: inserting a intervertebral foramen into a through hole of a connecting sheath of an operation sheath for an intervertebral foramen; implanting the implant holder Inserting the rod into the working channel of the intervertebral foramen; attaching the implant to the implant holder such that the implant is positioned before the imaging lens of the intervertebral foramen; inserting the intervertebral foramen into the dilation tube; The dilation tube is connected to the connection sheath; the implant is used to push the implant to the surgical site.
  • the method further includes inserting the intervertebral foramen into the connecting tube connected to the connecting sheath.
  • the surgical site in the step of pushing the implant to the surgical site, is illuminated through the intervertebral mirror source illumination aperture and the push step is viewed through the intervertebral aperture optical aperture. Additionally, the method includes rotating the expansion tube by rotating the connecting sheath.
  • the beneficial effect of the operating sheath for the intervertebral foroscope of the present invention is that the connecting sheath and the expanding tube are detachably and rotatably connected due to the detachable connecting sheath connected to the expanding tube, and the connecting sheath is further provided for connecting.
  • the water inlet joint of the water pipe and the on-off valve provided thereon enable the water flow to be introduced into the expansion tube in real time to flush the intervertebral foramen, which is convenient and quick, and saves precious time for the operation.
  • the operating system and method of use of the intervertebral foroscope of the present invention can clearly and continuously perform and examine each step of the spinal surgery without the need for harmful radiation, thereby further enhancing the safety of the system.
  • Fig. 1 is a schematic view showing the structure of an operation sheath for an intervertebral foramen according to the present invention.
  • Fig. 2 is a schematic view showing the structure of the connecting sheath of the operating sheath for intervertebral foramen of the present invention.
  • FIG. 3 is a schematic structural view of another angle of FIG. 2.
  • Fig. 4 is a schematic view showing the structure of a dilatation tube for an operation sheath for intervertebral foramen according to the present invention.
  • Fig. 5 is a view showing the structure of a connecting tube member for an operation sheath for a foramen according to the present invention.
  • Figure 6 is a schematic illustration of an implant fixture for use with an operating system for intervertebral foramen in accordance with the present invention.
  • Figure 7 is a schematic illustration of an operating sheath for an intervertebral foramen and an implant fixture in accordance with the present invention.
  • Figure 8 is a schematic illustration of an intervertebral foramen of an operating system for intervertebral foramen according to the present invention.
  • Figure 9 is a schematic illustration of the use of an intervertebral foramen operating system, a conical bore mirror, and an implant fixture in accordance with the present invention.
  • Figure 10 is a schematic illustration of a ring saw and a ring saw handle that can be used in conjunction with the intervertebral foramen operating sheath of the present invention.
  • an operation sheath for an intervertebral foramen is used to fix an intervertebral forascope 30 (as shown in FIG. 8), and the operation sheath for the intervertebral foramen includes an open end at both ends.
  • the expansion tube 1 and the connection sheath 2 detachably connected to one end of the expansion tube 1 are provided.
  • the connecting sheath 2 is provided with a through hole 7 extending through both ends thereof and a water inlet passage communicating with the through hole 7.
  • the water inlet passage extends horizontally outward to form a connection with the water pipe to introduce water into the expansion tube 1 to flush the intervertebral foramen mirror 30 inlet fittings 4.
  • the water inlet passage is substantially perpendicular to the through hole 7.
  • the dilatation tube 1 has a cylindrical shape, and one end connected to the connection sheath 2 is provided with a connector 3, and the end edge of the other end is wavy (see the rightmost end of the dilation tube in FIG. 4).
  • the dilation tube 1 may also be provided with a scale (not shown).
  • the connecting head 3 has a short cylindrical shape and an inner diameter larger than the inner diameter of the expanding tube 1.
  • the connecting head 3 can be integrally formed with the expanding tube 1, or A two-piece construction that is welded to each other. As shown in FIGS.
  • the connecting sheath 2 is divided into two parts, the first portion 5 of which is cylindrical, and the second portion 6 is connected to the right side of the first portion 5 (the right side is the right side in FIG. 2).
  • the through hole 7 extends through the first portion 5 and the second portion 6, wherein a portion of the through hole 7 located in the second portion 6 is for accommodating the connector 3, and the second portion 6 is smooth with the first portion 5.
  • the connection sheath 2 of this type is more convenient for the operator to hold and facilitate the application of force.
  • the first portion of the vertical portion 7 of the second portion 6 is provided with an opening groove 8 in the axial direction, and the opening groove 8 is communicated with the through hole 7.
  • the opening groove 8 is provided with a chuck 9 which is rotated.
  • the expansion tube 1 can be detachably fixed to the connection sheath 2 by being able to be brought closer to or away from the connector 3 to clamp or loosen the expansion tube 1.
  • a connecting handle 10 extending outside the connecting sheath 2 is provided on the card wheel 9.
  • the opening groove 8 is opened to the second portion 6 to be provided with one end of the through hole 7 to facilitate the mounting of the card wheel 9.
  • the connecting head 3 is provided with a circular bottom groove 11.
  • the pulley 9 has a cylindrical shape and is disposed in the opening groove 8 through a rotating shaft.
  • the axial direction of the engaging wheel 9 is perpendicular to the axial direction of the through hole 7, and the rotating shaft is not mounted on the axis of the card wheel 9 to make the card wheel 9, under the pushing of the connecting handle 10, can be rotated out of the connecting sheath 2, that is, the one end of the opening groove 8 is protruded, and in the process of continuing to rotate, it can extend into a part of the through hole 7 to achieve loosening or The purpose of compacting the expansion tube 1 (connecting head 3).
  • the arc of the round bottom groove 11 is equal to the arc of the card wheel 9, so as to gradually engage with the round bottom groove 11 when the card wheel 9 rotates, the frictional force is used to drive the connector 3 to move to the first portion 5 of the connecting sheath 2 until After fully fitting, it is clamped to fix the entire expansion tube 1.
  • the groove 9 can also be provided with a groove, and the two groove walls can be matched with the round bottom groove 11 of the connector to press or loosen the connector 3.
  • the card wheel 9 can be designed to be elliptical or a clip (not shown) fitted to the connecting handle 10 can be provided on the connecting sheath 2 to avoid the connection sheath 2
  • the unstable locking state causes the connecting handle 10 to loosen.
  • the end surface of the dilation tube 1 away from the end of the connecting sheath 2 is a duckbill shape, that is, a substantially inclined surface.
  • the running nerve root may move to the ventral side under the tension and enter the field of view of the intervertebral foramen 30, affecting the removal of the remaining nucleus pulposus tissue.
  • connection handle 10 Pressing the connection handle 10, the expansion tube is rotated by the connection sheath due to the pressure, so that the expansion tube can be rotated by 0 to 180 degrees by rotating the connection sheath to block the running nerve to the back side of the duckbill end surface of the expansion tube,
  • the aspect protects the nerve and, on the other hand, exposes the remaining nucleus pulposus tissue to the field of view of the intervertebral mirror 30 to extract the remaining tissue.
  • the water inlet passage is disposed in the first portion 5 of the connecting sheath 2, one end of which communicates with the through hole 7, and the other end communicates with the outside and extends outward to form the water inlet joint 4 to connect the water pipe, in order to control the inflow and outflow of the water flow,
  • a switch valve 12 is further provided on the water inlet joint 4.
  • the water inlet joint 4 and the chuck 9 are disposed on different sides of the connecting sheath 2 to prevent mutual influence and hinder operation.
  • the end of the first portion 5 of the connecting sheath 2 remote from the second portion 6 is provided with a cap 13 made of, for example, rubber, which is provided with a perforation communicating with the through hole 7 for insertion into the intervertebral space in the connecting sheath 2
  • the hole mirror 30 is fixed to its handle to improve the operation performance.
  • the through hole 7 of the connecting sheath 2 is variable in size to fit the dilating tube 1 of different calibers. It is also possible to connect the expansion tube 1 of at least two calibers by providing a connecting tube member 14, i.e., a conversion joint.
  • the hollow connecting tube member 14 has a first connecting portion 15 at a proximal end and a second connecting portion 16 at a distal end, the first connecting portion 15 having a first through hole penetratingly, and the second connecting portion 16 having a through hole a second perforation, the first perforation being in communication with the second perforation.
  • the first connecting portion 15 has the same structure as the above-described connecting head 3, that is, has a short cylindrical shape and is provided with a circular bottom groove.
  • the first connecting portion 15 of the connecting tube 14 is mated with the through hole 7 of the connecting sheath 2.
  • the second connecting portion 16 of the connecting tube 14 is screwed to the expanding tube 1, that is, an internal thread is provided in the connecting head 3 of the expanding tube 1, and an external thread is provided at the second connecting portion 16 of the connecting tube 14.
  • the expansion tube 1 may not be provided with the connector 3, that is, the expansion tube 1 is only a long tube, and an end portion of the expansion tube 1 is provided with an internal thread.
  • the diameter of the second through hole of the connecting pipe member 14 is larger than the diameter of the first through hole, and may of course be smaller than the diameter of the first through hole.
  • intervertebral foramen of the present invention can help the doctor to easily perform the operation, as follows.
  • the dilatation tube 1 adapted to the implant is selected, the intervertebral foramina 30 is inserted into the dilation tube 1, and the expansion tube 1 is connected to the connecting tube member 14, and the first connecting portion 15 of the connecting tube member 14 is connected. Insert The through hole 7 of the connecting sheath 2 is fixed inside, and then the implant is inserted into the free end of the dilating tube 1. At this time, the dilating tube 1 can be moved between the two vertebrae, and the implant is implanted through the intervertebral foramina 30. Push it out.
  • the connecting pipe member 14 is optional, that is, the connecting pipe member 3 of the expansion pipe 1 may be directly inserted into the through hole 7 of the connecting sheath 2 without using the connecting pipe member 14.
  • the water inlet joint 4 of the connecting sheath 2 is connected to a clean water source through a water pipe.
  • the mirror valve 12 of the water inlet connector 4 can be opened to clean the mirror surface of the intervertebral mirror 30 when needed.
  • the central axis of the through hole of the intervertebral foramina 30 inserted into the operation sheath of the intervertebral foramen coincides with or is in line with the central axis of the dilation tube, and when the intervertebral foramina 30 is inserted into the intervertebral foramen After operation of the sheath, the central axis of the intervertebral mirror 30 preferably coincides or is in line with the central axis of the dilation tube 1.
  • the implant holder 20 as shown in Fig. 6 can also be used to manipulate and position the implant in the future.
  • the implant holder 20 is provided with an operating portion 21 and an implant holding rod 22 connected to the operating portion 21, the head of the holding rod 22 having an elastic means for releasably connecting the implant.
  • the implant fixture 20 can be used in conjunction with an operating sheath having an expansion tube 1 and a connecting sheath 2 intervertebral foramen.
  • the connecting sheath is connected to the preselected connecting tube 14 of the desired diameter, and then the intervertebral foramina 30 is inserted into the hole therein, and then the implant holding rod 22 of the implant holder 20 is inserted into the vertebra.
  • the working channel 31 of the aperture mirror 30 (shown in Figures 8 and 9) secures the implant to the distal end of the implant holder 20. At this time, the implant is located before the imaging lens of the intervertebral mirror 30.
  • the intervertebral foramina 30, together with the implant holder 20 therein, is then inserted into the dilation tube 1 remaining in the body and the dilation tube 1 is attached to the connection tube.
  • the implant can be advanced under the microscope and eventually pushed to the surgical site.
  • the above-mentioned connecting pipe member 14 can be selectively used, that is, the connecting pipe member 14 of the expansion pipe 1 can be directly inserted into the through hole 7 of the connecting sheath 2 without using the connecting pipe member 14.
  • the water inlet joint 4 of the connecting sheath 2 is connected to a clean water source through a water pipe.
  • the mirror valve 12 of the water inlet connector 4 can be opened to clean the mirror surface of the intervertebral mirror 30 when needed.
  • the implant retaining rod 22 of the implant fixture 20 is inserted into the working channel of the intervertebral foramina 30, the implant retaining rod 22 of the implant retainer 20
  • the central axis coincides or is in line with the central axis of the dilation tube.
  • the diameter of the implant such as 6, 7, 8, 9, 10, 11, 12, 13 mm
  • the inner diameter of the dilation tube 1 should be selected corresponding to the diameter of the implant, such as 6, 7, 8 9,10,11, 12, 13mm, but for implants of different calibers, the diameter of the operating sheath for intervertebral foramen can be constant, for example 7-9mm, and the diameter of the intervertebral foramen can also be constant, for example 7- 9mm.
  • the constant diameter of the intervertebral foramen and the intervertebral foramen can ensure the stability of the intervertebral foramen and the operating sheath, and ensure that the intervertebral foramen is vertical.
  • the intervertebral foramen operating sheath of the present invention can also be used for vertebral foramen.
  • Figure 10 shows a ring saw 23 and a ring saw handle 24 that can be used in conjunction with the intervertebral mirror operating sheath of the present invention.
  • the 6, 3, 8, 9, 10, 11, 12 or 13 mm duckbill dilatation tube 1 is placed in the intervertebral foramen, and the connecting sheath is passed through the connecting sheath. 2 and the connecting tube 14 is placed into the intervertebral foramen.
  • the upper articular process of the lower vertebral body and the fat blood vessels in the intervertebral foramen can be seen, and one end of the ring saw 23 corresponding to 3.5-12.5 mm is passed through the intervertebral foramen.
  • the working channel 31 of the mirror 30 is placed into the facet joint portion, and the ring saw handle 24 is mounted on the other end of the ring saw 23.
  • the ring saw 23 is rotated by rotating the ring saw handle 24, and the sawtooth saw placed on one end of the facet joint portion by the ring saw 23 removes the bone of the articular process on the lower vertebral body and is taken out, so that the lower vertebra can be seen under the microscope.
  • Tissues such as superior articular processes and fat vessels in the intervertebral foramen facilitate tissue removal and placement of the implant (if needed).
  • tissue removal and placement of the implant if needed.
  • the use of a circumcision with an outer diameter of 7.5 mm (or below) can meet the surgical needs.

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Abstract

L'invention concerne une gaine de fonctionnement et système de fonctionnement pour un endoscope de foramen intervertébral, et son procédé d'utilisation ; la gaine de fonctionnement pour l'endoscope de foramen intervertébral est utilisée pour fixer l'endoscope de foramen intervertébral, et comprend un tube d'extension (1) ayant deux extrémités ouvertes, et une gaine de liaison (2) reliée amovible à une première extrémité du tube d'extension (1) ; la gaine de liaison (2) comprend un trou traversant passant à travers ses deux extrémités, et un canal d'entrée d'eau communiquant avec le trou traversant ; le canal d'entrée d'eau s'étend vers l'extérieur pour former un raccord d'entrée d'eau (4) ; et le raccord d'entrée d'eau (4) est utilisé pour être relié à un tube d'eau pour introduire l'eau dans le tube d'extension (1) pour rincer l'endoscope de foramen intervertébral inséré dans le tube d'extension (1). La gaine de fonctionnement pour l'endoscope de foramen intervertébral permet à la gaine de liaison (2) de pouvoir être séparée du tube d'extension (1) et de pouvoir tourner par rapport à ce dernier, et la gaine de liaison (2) comprend le raccord d'entrée d'eau (4) à relier au tube d'eau, et une soupape de commutation (12) disposée sur le raccord d'entrée d'eau (4) de telle sorte qu'un écoulement d'eau peut être introduit en temps réel dans le tube d'extension (1) pour irriguer l'endoscope de foramen intervertébral, en étant ainsi rapide et pratique, en économisant un temps précieux pendant une opération ; de plus, le tube d'extension (1) peut également pousser un implant à l'extérieur par l'intermédiaire de l'endoscope de foramen intervertébral.
PCT/CN2014/083967 2014-04-15 2014-08-08 Gaine de fonctionnement et système de fonctionnement pour endoscope de foramen intervertébral, et son procédé d'utilisation WO2015158070A1 (fr)

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CN201420183654.8U CN203802430U (zh) 2014-04-15 2014-04-15 椎间孔镜用操作鞘
CN201420183654.8 2014-04-15

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CN108175450A (zh) * 2018-01-05 2018-06-19 珠海康弘医疗科技有限公司 镜下可视铰刀结构
CN108742735A (zh) * 2018-07-26 2018-11-06 佛山特种医用导管有限责任公司 一种固定装置
CN113520595A (zh) * 2021-07-13 2021-10-22 瑞龙诺赋(上海)医疗科技有限公司 腔镜转接结构、安装治具、适配器、转接装置、安装方法及手术机器人
CN115670367A (zh) * 2022-11-01 2023-02-03 杭州微新医疗科技有限公司 一种扩张器的显微镜支撑结构

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CN105286775A (zh) * 2015-10-12 2016-02-03 程细高 具有伸缩型外鞘的可弯曲型椎间孔镜
CN106606365A (zh) * 2015-10-23 2017-05-03 上海沛谊商务咨询有限公司 可控可视工作套管
CN107510431A (zh) * 2016-06-17 2017-12-26 奥斯奥鹏外科产品股份公司 一种高分子医学内窥镜
CN108210031A (zh) * 2018-03-08 2018-06-29 上海济好医院投资管理有限公司 一种椎间孔定量填塞器

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WO2006063245A2 (fr) * 2004-12-08 2006-06-15 Vision-Sciences, Inc. Valve d'endoscope
CN2817721Y (zh) * 2005-07-13 2006-09-20 王华林 带镜鞘凸轮锁紧机构的椎间盘镜
CN201121624Y (zh) * 2007-12-04 2008-09-24 胡同江 多功能紧固卡具
CN102068232A (zh) * 2011-01-28 2011-05-25 周均洪 一种组合式硬性输尿管镜
CN202211668U (zh) * 2011-08-31 2012-05-09 北京爱乐曼科技有限公司 一种带阀门的椎间孔镜
CN202505312U (zh) * 2012-04-09 2012-10-31 广州医学院第一附属医院 多用途内窥镜

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CN108175450A (zh) * 2018-01-05 2018-06-19 珠海康弘医疗科技有限公司 镜下可视铰刀结构
CN108742735A (zh) * 2018-07-26 2018-11-06 佛山特种医用导管有限责任公司 一种固定装置
CN108742735B (zh) * 2018-07-26 2024-04-26 佛山特种医用导管有限责任公司 一种固定装置
CN113520595A (zh) * 2021-07-13 2021-10-22 瑞龙诺赋(上海)医疗科技有限公司 腔镜转接结构、安装治具、适配器、转接装置、安装方法及手术机器人
CN113520595B (zh) * 2021-07-13 2022-05-27 瑞龙诺赋(上海)医疗科技有限公司 腔镜转接结构、安装治具、适配器、转接装置、安装方法及手术机器人
CN115670367A (zh) * 2022-11-01 2023-02-03 杭州微新医疗科技有限公司 一种扩张器的显微镜支撑结构

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