[go: up one dir, main page]

WO2018133405A1 - Monture de lentille d'endoscope et endoscope - Google Patents

Monture de lentille d'endoscope et endoscope Download PDF

Info

Publication number
WO2018133405A1
WO2018133405A1 PCT/CN2017/097815 CN2017097815W WO2018133405A1 WO 2018133405 A1 WO2018133405 A1 WO 2018133405A1 CN 2017097815 W CN2017097815 W CN 2017097815W WO 2018133405 A1 WO2018133405 A1 WO 2018133405A1
Authority
WO
WIPO (PCT)
Prior art keywords
end cover
hole
wire rope
hook
endoscope
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2017/097815
Other languages
English (en)
Chinese (zh)
Inventor
徐科端
荆峰
周曙光
吴拱安
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sonoscape Medical Corp
Original Assignee
Sonoscape Medical Corp
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 Sonoscape Medical Corp filed Critical Sonoscape Medical Corp
Publication of WO2018133405A1 publication Critical patent/WO2018133405A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • 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
    • A61B1/00064—Constructional details of the endoscope body
    • A61B1/00071—Insertion part of the endoscope body
    • A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
    • A61B1/00098—Deflecting means for inserted tools
    • 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
    • A61B1/00131—Accessories for endoscopes
    • 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
    • A61B1/012—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 characterised by internal passages or accessories therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
    • A61B2017/00238—Type of minimally invasive operation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
    • A61B2017/0034—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope

Definitions

  • the present invention relates to the field of medical devices, and more particularly to a headstock for guiding a surgical instrument on an endoscope and an endoscope to which the headstock is applied.
  • endoscopes are increasingly used in the diagnosis and treatment of diseases.
  • the endoscope has a head seat that protrudes into the interior of the human body and functions to guide the surgical instrument and the camera.
  • a support In some endoscopes, in order to dispose the desired position in the subject, it is necessary to change the direction of the surgical instrument at the endoscope head.
  • Such mainstream endoscopes include a support, a lifter and a wire rope.
  • the seat is provided with an instrument passage for the surgical instrument to pass through, and the lifting clamp is placed at the outlet of the instrument passage, and is connected to the support through a rotating shaft, and the lift clamp rotates around the rotating shaft under the driving of the wire rope, thereby lifting the surgical instrument
  • the head base further includes a front end cover fixedly attached to the support. The front end cover seals the components in the head base, the instrument passage and the wire rope passage are exposed, and the instrument passage and the wire rope passage are separately cleaned and disinfected after use.
  • this structure has a defect: since the exit of the wire rope passage is in communication with the outlet of the instrument passage, the problem of the wire rope winding the surgical instrument is easily caused at the exit, which brings inconvenience to the actual use.
  • an endoscope in which the outlet of the wire rope passage on the head seat is separated from the outlet of the instrument passage by a partition wall, and the partition wall is provided with a through hole, and a connecting shaft passes through the through hole.
  • the hole and the two ends are respectively connected with the lifting clamp and the wire rope, so as to avoid the wire rope winding the surgical instrument.
  • body fluid, disinfectant, etc. in order to prevent body fluid, disinfectant, etc.
  • the connecting shaft and the partition wall are sealed by a sealing ring
  • the head base further comprises a front end cover fixedly connected to the support, the front end cover will be inside the head seat
  • the component is sealed and the front end cap is combined with the sealing ring to form a gas-tight isolation of the wire rope channel from the instrument channel.
  • the wire rope channel is isolated by airtightness and is not exposed to external body fluids. Therefore, cleaning and disinfection are not required, which simplifies the cleaning and disinfecting operation.
  • the seal ring is prone to seal failure due to wear and aging, which not only fails to function as a seal, but also allows body fluids and disinfectants to enter the wire rope passage, resulting in incomplete disinfection. Contamination leads to the early retirement of the headstock, so there is an urgent need for an endoscope that can avoid the wire rope winding device and thoroughly disinfect.
  • the present invention provides an endoscope head and an endoscope to which the endoscope head is applied.
  • An endoscope head seat comprises a support, a lifting clamp and a wire rope, wherein the support is provided with an instrument passage and a wire rope passage, the wire rope is located in the wire rope passage, the end portion is connected with the lift clamp, and further comprises a front end cover and a front end The cover is detachably attached to the support, and the front cover covers at least the wire rope and the outlet of the wire rope passage when the front end cover is coupled to the support.
  • the front end cover realizes switching between the locked connection state and the unlocked separated state of the support by the movement of the opposite support.
  • the support is provided with a hook
  • the front cover is provided with a first hole through which the hook passes, and the first hook for the hook to pass through the front cover and then hooked to the front cover Two holes.
  • the holes are distributed in the circumferential direction of the rotation circumference of the front end cover.
  • the front end cover is provided with a notch, and a stopper is protruded from one side of the notch, and the stopper divides the notch into the first hole and the second hole.
  • the hook includes a hooking portion and a resisting portion, and the hooking portion is hooked with the second hole. After the hooking portion is hooked with the second hole, the resisting portion abuts against the stopper to limit the front end cover. Movement in the direction opposite to the hooking direction.
  • the notch includes a fan-shaped notch, and the stopper is disposed on the arc side of the notch.
  • the front end cover is movable relative to the support in the radial direction of the support, and the first hole and the second hole are distributed along the moving path of the front end cover.
  • the elastic sheath is sleeved on the outer side of the front end cover, and the elastic sheath is elastically deformed by the hook when the hook passes through the side wall. Further, the front end cover is biased against the hooking direction of the hook.
  • the wire rope channel and the instrument channel are arranged on two sides of a partition wall, and the partition wall is provided with a through hole, and a crankshaft is inserted into the through hole, and the two ends of the crankshaft are respectively connected with the lifting clamp, Wire rope connection.
  • An endoscope comprising the above described endoscope head.
  • the front end cover can close the wire rope and the wire rope passage, avoiding the body fluid directly entering the wire rope passage, and rinsing the wire rope passage by disassembling the front end cover, thereby eliminating the disinfection dead angle; no additional sealing ring is needed at the rotating shaft, so there is no existing
  • the problem of seal failure due to wear of the seal ring; the quick disassembly and assembly of the front end cover can be realized, which helps save time and improve efficiency.
  • Figure 1 is a perspective view of a first embodiment of an endoscope head according to the present invention.
  • FIG. 2 is a perspective view of the head stand display hook of the present invention
  • Figure 3 is an exploded perspective view of the lift clamp and the crankshaft of the present invention.
  • Figure 4 is a perspective view showing an embodiment of the front end cover of the present invention.
  • Figure 5 is a schematic view of the front end cover of the present invention before being connected to the support;
  • Figure 6 is a schematic view showing the connection of the front end cover and the support of the present invention.
  • Figure 7 is a schematic view of the front end cover of the present invention after being connected to the support;
  • Figure 8 is an exploded perspective view of the front end cover and the elastic sheath of the present invention.
  • Figure 9 is a cross-sectional view showing the front end cover, the elastic sheath of the present invention and the support.
  • the main structure of the head base includes a support 100.
  • the middle of the support 100 has an instrument channel 101.
  • the instrument channel 101 is provided with an elevation clamp 200 at the outlet.
  • the surgical instrument is extended by the instrument channel 101.
  • the gripper 200 is lifted up.
  • One side of the instrument channel has a mounting base 102.
  • the mounting base 102 is sequentially provided with a water gas spout 103, an imaging lens 104 and a light source 105, the lifting clamp 200, the instrument channel 101, the water gas jet 103, the imaging lens 104 and the light source 105.
  • the prior art can be used, and will not be described in detail herein.
  • One side of the support 100 is also provided with a wire rope passage 106 which is separated from the instrument passage 101 by a wall plate 107.
  • the wire rope 300 is extended from the wire rope passage 106 and connected to the lift clamp 200 via the crankshaft 400.
  • a hook 108 is provided on the support 100, specifically at the end of the mount 102, and the hook 108 projects along the length of the headstock.
  • the hook 108 in this embodiment includes a hooking portion 1081, a resisting portion 1082 and a connecting portion 1083.
  • the connecting portion 1083 protrudes from the end surface of the mounting base 102, and the resisting portion 1082 is fixed at An end portion of the connecting portion 1083 is disposed on a side of the end surface of the mounting base 102 with a resisting plane 1084 parallel to the end surface of the mounting seat.
  • the hooking portion 1081 is approximately a rectangular block disposed on a side of the resisting plane 1084.
  • the end surface of the mounting base 102 is extended so that there is a difference in height between the end surface of the hooking portion 1081 and the abutting plane 1084.
  • Fig. 3 there is shown an exploded view of the lifter and the crankshaft of the present invention, and the front end cover is also hidden.
  • the crankshaft 400 is preferably of the "L" type with one end passing through the wall panel 107.
  • the hole 109 is consolidated with the lift clamp 200, and the other end is fixed with the wire rope 300.
  • the wire rope 300 can be used to drive the lift clamp 200 to rotate, and the wire rope 300 and the lift clamp 200 are respectively located in two passages. Avoid wrapping the wire rope 300 around the surgical instrument.
  • the front end cover preferably includes an end wall 510 and side walls 520 disposed along the circumference of the end wall 510, the end wall 510 and the side wall 520.
  • An incomplete cylindrical structure is formed.
  • the end wall 510 is provided with a substantially fan-shaped notch.
  • a side of the circular arc has a stopper 530 extending therefrom.
  • the stopper 530 divides the notch into the first hole 501 and the second hole 502, wherein the first hole 501 is The size should be larger than the size of the hook 108 so that the hook 108 can pass through the first hole 501, and the size of the second hole 502 should be larger than the size of the hook portion 1081, so that the hook portion 1081 can be hooked into the second hole 502.
  • Inside the
  • FIG. 5 to FIG. 7 respectively, a schematic diagram of the connection between the front end cover and the support of the present invention is shown.
  • the front end cover 500 is detachably connected to the support 100, and when the endoscope is used, the relative support is used.
  • the movement of 100 effects a switch between the locked connection state of the pedestal and the unlocked disengaged state.
  • the front end cover 500 is covered at the end of the support 100 in the direction of the arrow, and the hook 108 passes through the end wall 510 from the first hole 501 until the state shown in FIG. 6 is reached, and then the front end cover 500 Rotating in the direction of the arrow in FIG.
  • the hooking portion 1081 of the hook 108 is hooked into the second hole 502 , and the resisting surface 1084 on the resisting portion 1082 is abutted against the end surface 531 of the stopper to restrict the front end cover 500 along the hooking portion.
  • 1081 is hooked into the direction of the second hole (hereinafter referred to as the hooking direction) in the opposite direction; the side walls of the hooking portion 1081 are respectively abutted against the side wall 532 of the block and the side wall 503 of the second hole 502, and the restriction is restricted.
  • the invention has the following advantages: when the front end cover is connected with the support, the wire rope and the outlet of the wire rope passage are covered by a structure not shown, so that the body fluid can be directly entered into the wire rope passage, and the front end cover and the front end cover are When the support is separated, the wire rope channel can be directly punched Wash, so you can eliminate the dead angle.
  • there is no need to additionally provide a sealing ring at the rotating shaft because even if a small amount of body fluid enters the wire rope passage from the joint of the crankshaft and the wall plate, the front end cover can be disassembled to directly sterilize the wire rope passage, so the present invention does not exist because of the sealing ring.
  • the invention also discloses another embodiment of locking and unlocking the front end cover relative to the movement of the support. After the hook passes through the first hole in the front end cover, the front end cover is aligned with the second hole through the radial translation, that is, the front end The cover replaces the rotation by a translational movement, however this manner increases the radial dimension of the front end cover, so the present invention preferably employs a rotational manner.
  • first hole and the second hole in the present invention may communicate with each other as shown in the figure, or may be two independent holes, and the end wall between the two independent holes may serve as a block. The role of the block.
  • the present invention also proposes a second embodiment, which differs from the first embodiment in that an elastic sheath is sleeved on the outer side of the front end cover.
  • Figure 8 shows the front end cover
  • FIG. 9 is a cross-sectional view showing the front end cover, the elastic sheath and the support.
  • the elastic sheath 600 is connected to the outer side of the front end cover 500 by a snap structure, and the end portion thereof
  • the inner wall has a recess, and a thin wall portion 610 which is more susceptible to elastic deformation is formed on the end wall of the elastic sheath 600 due to the mitigating action of the recess.
  • the hook 108 passes through the end wall 510 of the front end cover 500, the hook 108 extends between the grooves to resist the elastic deformation of the thin portion 610, thereby indirectly giving the front end cover 500 a reverse hook. The force of the direction.
  • the end wall 510 of the front end cover 500 abuts against the abutting portion 1082, and its movement in the opposite direction to the hooking direction is restricted by the abutting portion 1082, while the thin portion 610 abuts against the hook 108, which limits the front end.
  • the movement of the cover in the hooking direction enables complete fixing of the front end cover 500 and the support 100.
  • the invention also discloses an endoscope device using the above endoscope head.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Endoscopes (AREA)

Abstract

L'invention concerne une monture de lentille d'endoscope et un endoscope. La monture de lentille d'endoscope comprend un support (100), un dispositif de levage de pince (200) et un fil d'acier (300). Le support (100) est pourvu d'un canal d'instrument (101) et d'un canal de fil d'acier (106) ; le fil d'acier (300) est disposé dans le canal de fil d'acier (106), et une partie d'extrémité du fil d'acier (300) est reliée au dispositif de levage de pince (200) ; un couvercle avant (500) est en outre disposé et relié amovible au support (100), et lorsqu'il est relié au support (100), le couvercle avant (500) peut au moins recouvrir le fil d'acier (300) et la sortie du canal de fil d'acier (106).
PCT/CN2017/097815 2017-01-19 2017-08-17 Monture de lentille d'endoscope et endoscope Ceased WO2018133405A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710044505.1 2017-01-19
CN201710044505.1A CN106691361B (zh) 2017-01-19 2017-01-19 一种内窥镜头座与内窥镜

Publications (1)

Publication Number Publication Date
WO2018133405A1 true WO2018133405A1 (fr) 2018-07-26

Family

ID=58909308

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/097815 Ceased WO2018133405A1 (fr) 2017-01-19 2017-08-17 Monture de lentille d'endoscope et endoscope

Country Status (2)

Country Link
CN (1) CN106691361B (fr)
WO (1) WO2018133405A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106691361B (zh) * 2017-01-19 2020-10-23 深圳开立生物医疗科技股份有限公司 一种内窥镜头座与内窥镜
KR102110352B1 (ko) * 2018-04-18 2020-06-08 (주) 태웅메디칼 분리형 프로브를 갖는 내시경
CN110179431B (zh) 2019-06-24 2025-08-22 深圳开立生物医疗科技股份有限公司 内窥镜抬钳器、内窥镜头端和十二指肠镜系统
CN110840377A (zh) * 2019-12-05 2020-02-28 岱川医疗(深圳)有限责任公司 内窥镜及其插入头端
CN111265179B (zh) * 2020-02-26 2023-11-03 上海澳华内镜股份有限公司 一种处置器具行进辅助工具及内窥镜系统
CN114098848A (zh) * 2020-08-28 2022-03-01 微创优通医疗科技(嘉兴)有限公司 一种内窥镜装置
CN112022058B (zh) * 2020-08-31 2022-09-27 武汉佑康科技有限公司 一种具有无级自锁手柄的电子镜导管
CN115500770A (zh) * 2022-09-29 2022-12-23 敦朴光电(东莞)有限公司 内视镜插入管

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101061940A (zh) * 2006-04-25 2007-10-31 奥林巴斯医疗株式会社 内窥镜用前端罩和使用该前端罩的内窥镜以及内窥镜的前端罩的拆卸方法
CN101732093A (zh) * 2009-11-30 2010-06-16 哈尔滨工业大学 腹腔微创手术用微型机械手
CN203400117U (zh) * 2013-07-29 2014-01-22 天津博朗科技发展有限公司 一种一次性内窥镜鞘
JP2016525905A (ja) * 2013-05-17 2016-09-01 エンドチョイス インコーポレイテッドＥｎｄｏｃｈｏｉｃｅ， Ｉｎｃ． 複数ビュー素子内視鏡システムのインタフェースユニット
CN106691361A (zh) * 2017-01-19 2017-05-24 深圳开立生物医疗科技股份有限公司 一种内窥镜头座与内窥镜

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05300870A (ja) * 1992-04-28 1993-11-16 Asahi Optical Co Ltd 内視鏡の防水キャップ取り付け構造
US5569157A (en) * 1993-05-07 1996-10-29 Olympus Optical Co., Ltd. Endoscope
US5868663A (en) * 1996-03-26 1999-02-09 Asahi Kogaku Kogyo Kabushiki Kaisha Front end structure of side-view type endoscope
US5860913A (en) * 1996-05-16 1999-01-19 Olympus Optical Co., Ltd. Endoscope whose distal cover can be freely detachably attached to main distal part thereof with high positioning precision
CN100515319C (zh) * 2006-05-17 2009-07-22 奥林巴斯医疗株式会社 内窥镜
CN204863090U (zh) * 2015-07-31 2015-12-16 沈阳沈大内窥镜有限公司 用一次性耗材防护的十二指肠镜

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101061940A (zh) * 2006-04-25 2007-10-31 奥林巴斯医疗株式会社 内窥镜用前端罩和使用该前端罩的内窥镜以及内窥镜的前端罩的拆卸方法
CN101732093A (zh) * 2009-11-30 2010-06-16 哈尔滨工业大学 腹腔微创手术用微型机械手
JP2016525905A (ja) * 2013-05-17 2016-09-01 エンドチョイス インコーポレイテッドＥｎｄｏｃｈｏｉｃｅ， Ｉｎｃ． 複数ビュー素子内視鏡システムのインタフェースユニット
CN203400117U (zh) * 2013-07-29 2014-01-22 天津博朗科技发展有限公司 一种一次性内窥镜鞘
CN106691361A (zh) * 2017-01-19 2017-05-24 深圳开立生物医疗科技股份有限公司 一种内窥镜头座与内窥镜

Also Published As

Publication number Publication date
CN106691361A (zh) 2017-05-24
CN106691361B (zh) 2020-10-23

Similar Documents

Publication Publication Date Title
WO2018133405A1 (fr) Monture de lentille d'endoscope et endoscope
JP6393855B2 (ja) 洗浄器具及び内視鏡システム
US12082778B2 (en) Endoscope head
US9283556B2 (en) Tight connection and tight transfer between two housings in view of an aseptic transfer therebetween
AU2014347724B2 (en) Washing device for medical instruments
CN105093524B (zh) 医学透镜组件和具有透镜组件的无菌帘巾
US20130098407A1 (en) Instrument reprocessors, systems, and methods
ES2615502T3 (es) Accesorio de fijación de válvula para reprocesador automatizado
JPH0219128A (ja) 内視鏡の制御ハンドル用汚染防止装置
BR112017017731B1 (pt) Suporte para segurar e lavar instrumentos médicos em uma máquina de lavar/desinfetar
JP6203100B2 (ja) 内視鏡洗浄アタッチメント
KR102501729B1 (ko) 수직평면 배치형 흡인세척장치
WO2018145433A1 (fr) Base de tête d'endoscope pouvant éliminer les points morts de stérilisation et endoscope
CN112790839A (zh) 一种可清洗穿刺器机械臂系统
JP2971608B2 (ja) 内視鏡洗浄消毒装置
CN203370791U (zh) 软镜的全封闭式清洗盒
CN118948176B (zh) 一种吸引阀、手柄及内窥镜
JP3273071B2 (ja) 内視鏡
JP2003284674A (ja) カバー式内視鏡
JP2009500137A (ja) 低温滅菌装置
US20060250928A1 (en) Objective-lens protector, objective-lens treatment method, and objective-lens cleaner
CN210019714U (zh) 一种手术室手部清洁消毒装置
WO2019150601A1 (fr) Outil de nettoyage d'endoscope
WO2021205649A1 (fr) Système de gaine pour endoscope et gaine pour endoscope
CN218620286U (zh) 一种医用安瓿瓶切割消毒装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17893097

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC, EPO FORM 1205A DATED 20/11/19

122 Ep: pct application non-entry in european phase

Ref document number: 17893097

Country of ref document: EP

Kind code of ref document: A1