WO2022110014A1 - Dispositif de guidage de perforation - Google Patents

Dispositif de guidage de perforation Download PDF

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Publication number
WO2022110014A1
WO2022110014A1 PCT/CN2020/132245 CN2020132245W WO2022110014A1 WO 2022110014 A1 WO2022110014 A1 WO 2022110014A1 CN 2020132245 W CN2020132245 W CN 2020132245W WO 2022110014 A1 WO2022110014 A1 WO 2022110014A1
Authority
WO
WIPO (PCT)
Prior art keywords
puncture
guide
guide holes
main body
half main
Prior art date
Application number
PCT/CN2020/132245
Other languages
English (en)
Chinese (zh)
Inventor
王沁
Original Assignee
苏州市立普医疗科技有限公司
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 苏州市立普医疗科技有限公司 filed Critical 苏州市立普医疗科技有限公司
Priority to PCT/CN2020/132245 priority Critical patent/WO2022110014A1/fr
Publication of WO2022110014A1 publication Critical patent/WO2022110014A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
    • A61B10/02—Instruments for taking cell samples or for biopsy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles

Definitions

  • the present invention relates to the technical field of medical devices, in particular to a puncture guide used for ultrasound-guided transperineal puncture biopsy.
  • Prostate biopsy refers to a minimally invasive method of obtaining prostate tissue from the prostate using a puncture needle.
  • prostate biopsy The specific operation of prostate biopsy is as follows: under the guidance of B-ultrasound, the doctor inserts a special needle for biopsy into the prostate through the perineum or rectum, and takes part of the prostate tissue for pathological examination.
  • the transperineal puncture scheme according to the number of puncture needles, it can be divided into 6-needle puncture biopsy, 10-needle puncture biopsy, 12-needle puncture biopsy, and 13-needle puncture biopsy.
  • Figure 1 for the multi-needle position distribution diagrams of these four schemes.
  • the standard 12-needle needle biopsy is to take six points on different planes on both sides of the prostate for puncture.
  • the present invention provides a puncture guide for transperineal prostate puncture biopsy, which is used to realize multiple sampling of prostate glands and improve the accuracy and convenience of transperineal prostate puncture biopsy.
  • a puncture guide includes: a front half body having a plurality of front guide holes; a rear half body having a plurality of rear guides corresponding to the plurality of front guide holes a hole; a connecting structure, the connecting structure is used to fixedly connect the front half body and the rear half body, wherein when the front half body is connected with the rear half body, the plurality of front guide holes are connected to the plurality of rear half bodies.
  • the guide holes form a plurality of puncture guide channels.
  • the front half body and/or the rear half body is in the shape of a cover.
  • the rear half body further includes a plurality of guide short cylinders correspondingly connected to the plurality of rear guide holes.
  • connection structure is a buckle.
  • it also includes: a pin, the pin is arranged on the side of the puncture guide.
  • the front guide holes and the rear guide holes are evenly distributed.
  • the front guide holes and the rear guide holes are distributed in a rectangular array.
  • the row and column spacing of the rectangular array is 2 mm to 10 mm, and the diameters of the front guide holes and the rear guide holes are 0.5 mm to 4.0 mm.
  • the front guide hole is a bell mouth.
  • it also includes: a guide hole number mark.
  • the puncture direction of the puncture needle is limited by connecting the front guide hole and the rear guide hole to form a puncture guide hole, so as to realize the puncture guidance of the prostate gland and improve the accuracy of the transperineal prostate puncture biopsy operation , Convenience.
  • Fig. 1 is a schematic diagram of a multi-needle puncture scheme of the prostate through the perineum
  • FIG. 2 is a schematic structural diagram of a puncture guide in an exploded state according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a puncture guide in an assembled state according to an embodiment of the present invention.
  • FIG. 4 is an axial cross-sectional view of a front pilot hole according to an embodiment of the present invention.
  • 1-front half body 11-front guide hole; 2-back half body; 21-rear guide hole; 22-guide short cylinder; 3-buckle; 4-pin; 5-guide hole number sign.
  • the present invention provides a puncture guide, comprising: a front half main body 1 , a rear half main body 2 and a connecting structure 3 .
  • the front half main body 1 has a plurality of front guide holes 11 .
  • the rear half body 2 has a plurality of rear guide holes 21 corresponding to the plurality of front guide holes 11 .
  • the connecting structure 3 is used for fixedly connecting the front half main body 1 and the rear half main body 2 . When the front half main body 1 and the rear half main body 2 are connected, the plurality of front guide holes 11 and the plurality of rear guide holes 21 form a plurality of puncture guide channels.
  • the puncture direction of the puncture needle is limited by using the front guide hole and the rear guide hole to determine a line with two points, so as to realize the puncture guidance of the prostate gland, and improve the accuracy of transperineal prostate biopsy. Accuracy and convenience.
  • the front half main body 1 and/or the rear half main body 2 may have a cover shape, that is, it includes four side walls and encloses a cuboid, and another bottom surface perpendicular to the four side walls forms a cover shape as a whole.
  • the lid-shaped design saves more material and the finished product is lighter.
  • the rear half main body 2 may further include a plurality of rear guide holes 21 and a plurality of rear guide holes 21 .
  • a corresponding plurality of guide stubs 22 When the front half main body 1 and the rear half main body 2 are connected, the plurality of guide short cylinders 22 are located between the plurality of front guide holes 11 and the plurality of rear guide holes 21 .
  • the puncture guide of this embodiment can guide the puncture needle more accurately.
  • the connecting structure 3 may be a buckle.
  • the connection structure 3 can also be in other forms, such as ultrasonic welding or glue bonding to connect the front half main body 1 and the rear half main body 2 together, so that the plurality of front guide holes 11 and the plurality of rear guide holes 21 are stably connected. docking.
  • a pin 3 which is arranged on the side of the puncture guide.
  • the pin 3 can be used for fixation, for example, to fix the puncture guide on a stepper and other compatible medical instruments.
  • the front guide holes 11 and the rear guide holes 21 may be non-uniformly distributed.
  • the front guide holes 11 may be non-uniformly distributed on the front half body 1.
  • the rear guide holes 21 need to define a line with the front guide holes 11 by two points, the rear guide holes 21 are also designed to be unevenly distributed on the rear half main body 2 .
  • the puncture guide of this embodiment is easy to locate the needle, but slightly less versatile.
  • the front guide holes 11 and the rear guide holes 21 may be evenly distributed.
  • the puncture guide with evenly distributed guide holes can provide basic positioning of multiple hole positions without limitation, and has the advantage of good versatility.
  • the front guide holes 11 and the rear guide holes 21 are distributed in a rectangular array, such as a 13 ⁇ 13 array shown in the figure.
  • Rectangular array is the most common form of array, which is easy to establish connection with the two-dimensional coordinate system, and has the advantages of simple and easy operation.
  • the row-column spacing of the rectangular array is 2 mm to 10 mm, for example, the optional row-column spacing is 5 mm.
  • the diameters of the front guide holes and the rear guide holes are 0.5mm to 4.0mm, for example, the diameters of 1.3mm and 1.6mm can be selected to adapt to different specifications of puncture needles.
  • the puncture guide further includes: a guide hole number mark 5 .
  • a guide hole number mark 5 As shown in FIG. 3 , Arabic numerals and English letters are printed on the surface of the front half main body 1 , that is, the guide hole number identification 5 . This design makes it easier for medical staff to record the location of the puncture needle.
  • the front guide hole 11 is a bell mouth. This design can make the puncture and needle insertion process smoother.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)

Abstract

Dispositif de guidage de perforation, comprenant : un demi-corps principal avant (1), le demi-corps principal avant (1) présentant de multiples trous de guidage avant (11) ; un demi-corps principal arrière (2), le demi-corps principal arrière (2) présentant de multiples trous de guidage arrière (21) correspondant aux trous de guidage avant (11) ; et une structure de liaison, la structure de liaison étant utilisée pour relier de manière fixe le demi-corps principal avant (1) au demi-corps principal arrière (2), et lorsque le demi-corps principal avant (1) est relié au demi-corps principal arrière (2), les trous de guidage avant (11) et les trous de guidage arrière (21) formant des canaux de guidage de perforation. Le dispositif de guidage de perforation est avantageux pour améliorer la précision et la commodité d'une opération de biopsie par perforation de la prostate transpérinéale.
PCT/CN2020/132245 2020-11-27 2020-11-27 Dispositif de guidage de perforation WO2022110014A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/132245 WO2022110014A1 (fr) 2020-11-27 2020-11-27 Dispositif de guidage de perforation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/132245 WO2022110014A1 (fr) 2020-11-27 2020-11-27 Dispositif de guidage de perforation

Publications (1)

Publication Number Publication Date
WO2022110014A1 true WO2022110014A1 (fr) 2022-06-02

Family

ID=81753840

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/132245 WO2022110014A1 (fr) 2020-11-27 2020-11-27 Dispositif de guidage de perforation

Country Status (1)

Country Link
WO (1) WO2022110014A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208404785U (zh) * 2017-12-01 2019-01-22 河北海思开尔医院管理股份有限公司 一种ct引导穿刺用辅助设备
US20190282262A1 (en) * 2016-01-20 2019-09-19 Loughborough University Needle guides
CN209437282U (zh) * 2018-07-12 2019-09-27 复旦大学附属肿瘤医院 肿瘤定位装置
CN209884281U (zh) * 2019-04-29 2020-01-03 四川省中医药科学院中医研究所 一种适用于ct及mri的穿刺引导器
CN210931721U (zh) * 2019-09-12 2020-07-07 湖南源创医疗器械有限责任公司 一种金属毛细管标识的数字信息ct定位穿刺角度引导器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190282262A1 (en) * 2016-01-20 2019-09-19 Loughborough University Needle guides
CN208404785U (zh) * 2017-12-01 2019-01-22 河北海思开尔医院管理股份有限公司 一种ct引导穿刺用辅助设备
CN209437282U (zh) * 2018-07-12 2019-09-27 复旦大学附属肿瘤医院 肿瘤定位装置
CN209884281U (zh) * 2019-04-29 2020-01-03 四川省中医药科学院中医研究所 一种适用于ct及mri的穿刺引导器
CN210931721U (zh) * 2019-09-12 2020-07-07 湖南源创医疗器械有限责任公司 一种金属毛细管标识的数字信息ct定位穿刺角度引导器

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