CN112545577A - Biopsy device for windowing bone tumor or bone disease - Google Patents

Biopsy device for windowing bone tumor or bone disease Download PDF

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Publication number
CN112545577A
CN112545577A CN202011432049.6A CN202011432049A CN112545577A CN 112545577 A CN112545577 A CN 112545577A CN 202011432049 A CN202011432049 A CN 202011432049A CN 112545577 A CN112545577 A CN 112545577A
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China
Prior art keywords
bone
biopsy device
fixedly connected
arc
negative pressure
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CN202011432049.6A
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Chinese (zh)
Inventor
刘辉
张新颖
肖骋
杜利娜
苏菁
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Xianning Central Hospital
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Xianning Central Hospital
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Priority to CN202011432049.6A priority Critical patent/CN112545577A/en
Publication of CN112545577A publication Critical patent/CN112545577A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B10/00Other 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
    • A61B10/02Instruments for taking cell samples or for biopsy
    • A61B10/0233Pointed or sharp biopsy instruments
    • A61B10/025Pointed or sharp biopsy instruments for taking bone, bone marrow or cartilage samples

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
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  • Pathology (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention discloses a biopsy device for windowing bone tumor or bone disease, which comprises an outer sampling barrel, wherein the left end of the outer sampling barrel is in threaded connection with a protective barrel, the inner wall of the outer sampling barrel is fixedly connected with a miniature auxiliary bearing, the inner ring of the miniature auxiliary bearing is inserted with an inner rotary barrel, and the left end surface of the inner rotary barrel is fixedly connected with two arc-shaped cutters with opposite inner arc surfaces. This biopsy device, be the sealed lid of rectangle through setting up the right-hand member cross section, make external driving motor can drive the high-speed rotation of adversion section of thick bamboo, rotate through two arc swoves, it is broken with the bone surface, the sawtooth on arc sword surface can be broken with higher speed, the inside groove department intercommunication of guiding gutter and sawtooth simultaneously, the bone powder is under the effect of guiding gutter, rise between two arc swoves, flow to the adversion section of thick bamboo inside under the effect of negative pressure, and is same, when taking a sample, the sample tissue is adsorbed to the inside of adversion section of thick bamboo by the negative pressure, continuously remain the negative pressure, can take out, thereby will perforate and sample and fuse together.

Description

Biopsy device for windowing bone tumor or bone disease
Technical Field
The invention relates to the technical field of medical instruments, in particular to a biopsy device for windowing bone tumor or bone disease.
Background
Tumors occurring in bone or originating from various bone tissue components, whether primary, secondary or metastatic, are collectively referred to as bone tumors. Bone tumor biopsy is a method for detecting and judging whether a bone or soft tissue specimen is malignant tumor by puncture extraction. Biopsy is an effect that may assist in therapeutic regimens.
In the process of needle biopsy, firstly, the shell of the bone needs to be polished and perforated, and after perforation, tumor tissues need to be taken out for examination. At present, the apparatus adopted during the perforation is a drill bit, and the sampler needs to be replaced during sampling, so that the whole process is complicated.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a bone tumor or bone disease windowing biopsy device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a biopsy device of bone tumour or osteopathia windowing, includes the sample urceolus, the left end threaded connection of sample urceolus has a protective barrel, the miniature auxiliary bearing of inner wall fixedly connected with of sample urceolus, the inner ring of miniature auxiliary bearing is pegged graft and is had interior rotary drum, the arc sword that two interior cambered surfaces are relative of the left end face fixedly connected with of interior rotary drum, the sawtooth has been seted up to the left end cutting edge department of arc sword, the guiding gutter has been seted up to the arc sword inner arc surface, guiding gutter and sawtooth intercommunication deposit the clearance between two arc swoves, and the interior cambered surface radian of arc sword is unanimous with the radian of interior rotary drum, the right-hand member of guiding gutter and the inside intercommunication of interior rotary.
Preferably, the right end surface of the sampling outer cylinder is fixedly connected with two auxiliary rods, and the auxiliary rods and the sampling outer cylinder are made of medical stainless steel.
Preferably, the right end surface of the sampling outer cylinder is provided with a thread section, the surface of the thread section is in threaded connection with an internal thread sleeve, the inside of the right end of the internal thread sleeve is fixedly connected with a bearing, and an inner ring of the bearing is fixedly connected with the surface of the inner rotary cylinder.
Preferably, the left end of the protection tube is fixedly connected with a stabilizing ring, and the stabilizing ring is made of medical rubber.
Preferably, the right end face of interior rotary drum fixedly connected with connecting pipe, the surface cover of connecting pipe is equipped with the negative pressure ring, and the through-hole has been seted up on the surface of connecting pipe, be provided with the rotation sealing washer between negative pressure ring and the connecting pipe, the fixed surface of negative pressure ring is connected with the mouth-piece.
Preferably, the inner wall of the right end of the connecting pipe is in threaded connection with a sealing cover, and the cross section of the right end of the sealing cover is rectangular.
The invention has the following beneficial effects:
1. according to the biopsy device for windowing bone tumor or bone disease, the sealing cover with the rectangular cross section at the right end is arranged, so that an external driving motor can drive the inner rotary drum to rotate at a high speed, the bone surface can be crushed through the rotation of the two arc-shaped cutters, the saw teeth on the surfaces of the arc-shaped cutters can be crushed at an accelerated speed, the guide grooves are communicated with the inner grooves of the saw teeth, bone powder rises between the two arc-shaped cutters under the action of the guide grooves and flows into the inner rotary drum under the action of negative pressure, and similarly, when sampling is carried out, sampling tissues are adsorbed into the inner rotary drum by the negative pressure, the negative pressure is continuously reserved, and the sampling tissues can be taken out, so that a perforation and the sampling are integrated.
2. According to the biopsy device for windowing bone tumor or bone disease, the detachable protective cylinder is arranged, so that cleaning and disinfection of the arc-shaped knife are facilitated, and meanwhile, the stabilizing ring is arranged, so that the overall stability of the device during rotary punching can be improved, and the safety is improved.
Drawings
FIG. 1 is a schematic front cross-sectional view of a bone tumor or bone disease fenestration biopsy device according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a left side view of the curved knife of the biopsy device for windowing bone tumor or bone disease according to the present invention;
FIG. 4 is a schematic view of the inner arc surface structure of the arc-shaped knife of the biopsy device for windowing bone tumor or bone disease according to the present invention;
FIG. 5 is a schematic view of the structure of the outer arc surface of the arc-shaped knife of the biopsy device for windowing bone tumor or bone disease according to the present invention;
fig. 6 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: the device comprises a sampling outer cylinder 1, a protective cylinder 2, a miniature auxiliary bearing 3, an inner rotary cylinder 4, an arc-shaped cutter 5, sawteeth 6, a diversion trench 7, an auxiliary rod 8, an internal thread sleeve 9, a bearing 10, a stabilizing ring 11, a connecting pipe 12, a negative pressure ring 13, a rotary sealing ring 14, a through hole 15, a mouthpiece 16 and a sealing cover 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, a biopsy device that bone tumour or osteopathia windowed, including sample urceolus 1, the left end threaded connection of sample urceolus 1 has a protective cylinder 2, the miniature auxiliary bearing 3 of inner wall fixedly connected with of sample urceolus 1, the inner ring of miniature auxiliary bearing 3 is pegged graft and is had interior rotary drum 4, two relative arc sword 5 of interior cambered surface of left end face fixedly connected with of interior rotary drum 4, sawtooth 6 has been seted up to the left end cutting edge department of arc sword 5, guiding gutter 7 has been seted up to arc sword 5 intrados, guiding gutter 7 and sawtooth 6 intercommunication, deposit the clearance between two arc sword 5, the intrados radian of arc sword 5 is unanimous with the radian of interior rotary drum 4, the right-hand member of guiding gutter 7 and the inside intercommunication of interior rotary drum 4.
Two auxiliary rods 8 are fixedly connected to the surface of the right end of the sampling outer barrel 1, the auxiliary rods 8 and the sampling outer barrel 1 are made of medical stainless steel, a stabilizing ring 11 is fixedly connected to the left end of the protection barrel 2, and the stabilizing ring 11 is made of medical rubber.
The right-hand member surface of sample urceolus 1 is provided with the screw thread section, and the surface threaded connection of screw thread section has internal thread sleeve pipe 9, the inside fixedly connected with bearing 10 of the right-hand member of internal thread sleeve pipe 9, the inner ring of bearing 10 and the fixed surface of interior rotary drum 4 are connected.
In this embodiment, through setting up a protective barrel 2 that can dismantle, the cleaning and disinfection of the arc sword 5 of being convenient for still is provided with stable circle 11 simultaneously, can increase when rotatory punching, the device's overall stability improves safety, in this embodiment, come to open the sample to bone and tissue through setting up two relative arc swoves 5, rotate the in-process, guiding gutter 7 is followed to the sample thing, gets into the inside of adversion section of thick bamboo 4 to the realization punches and the sample integration, and is comparatively convenient.
Example 2
Referring to fig. 6, the difference from embodiment 1 is that a connecting pipe 12 is fixedly connected to a right end face of an inner rotary drum 4, a negative pressure ring 13 is sleeved on a surface of the connecting pipe 12, a through hole 15 is formed in the surface of the connecting pipe 12, a rotary seal ring 14 is arranged between the negative pressure ring 13 and the connecting pipe 12, a mouthpiece 16 is fixedly connected to the surface of the negative pressure ring 13, a seal cover 17 is connected to an inner wall of a right end of the connecting pipe 12 through a thread, and a cross section of the right end of the seal cover.
In this embodiment, the mouthpiece 16 is connected to the sub-negative pressure device, so that negative pressure can be provided without affecting the rotation of the inner rotating cylinder 4, and the effect of collecting sampled tissue and bone powder is increased.
When the biopsy device for windowing bone tumor or bone disease provided by the invention is used, the device is firstly sterilized integrally, then the biopsy device penetrates through human epidermal tissue, then the bone surface to be punctured is punctured, firstly, the external motor is clamped with the sealing cover 17 to drive the arc-shaped knives 5 to rotate, the bone surface is crushed, the sawteeth 6 on the surfaces of the arc-shaped knives 5 can be crushed at an accelerated speed, meanwhile, the guide grooves 7 are communicated with the inner grooves of the sawteeth 6, bone powder is lifted between the two arc-shaped knives 5 under the action of the guide grooves 7 and flows into the inner rotary drum 4 under the action of negative pressure, and similarly, when sampling is carried out, sampling tissue is adsorbed into the inner rotary drum 4 by the negative pressure, the negative pressure is continuously reserved, and the sampling can be taken out, so that perforation and sampling are integrated, and convenience is provided for an operation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (6)

1. A biopsy device of bone tumour or osteopathia windowing, includes sample urceolus (1), its characterized in that: the left end threaded connection of sample urceolus (1) has a protective cylinder (2), the miniature auxiliary bearing of inner wall fixedly connected with (3) of sample urceolus (1), the inner ring of miniature auxiliary bearing (3) is pegged graft and is had interior rotary drum (4), two relative arc sword of interior cambered surface of left end face fixedly connected with (5) of interior rotary drum (4), sawtooth (6) have been seted up to the left end cutting edge department of arc sword (5), guiding gutter (7) have been seted up to arc sword (5) interior cambered surface, guiding gutter (7) and sawtooth (6) intercommunication, deposit the clearance between two arc sword (5), and the interior cambered surface radian of arc sword (5) is unanimous with the radian of interior rotary drum (4), the right-hand member of guiding gutter (7) and the inside intercommunication of interior rotary drum (4).
2. A bone tumour or bone disease fenestration biopsy device according to claim 1, wherein: the right-hand member fixed surface of sample urceolus (1) is connected with two auxiliary rods (8), the material of auxiliary rod (8) and sample urceolus (1) is medical stainless steel.
3. A bone tumour or bone disease fenestration biopsy device according to claim 1, wherein: the sampling device is characterized in that a threaded section is arranged on the surface of the right end of the sampling outer cylinder (1), an internal thread sleeve (9) is in threaded connection with the surface of the threaded section, a bearing (10) is fixedly connected inside the right end of the internal thread sleeve (9), and an inner ring of the bearing (10) is fixedly connected with the surface of the inner rotary cylinder (4).
4. A bone tumour or bone disease fenestration biopsy device according to claim 1, wherein: the left end fixedly connected with of a protection section of thick bamboo (2) stabilizes circle (11), the material of stabilizing circle (11) is medical rubber.
5. A bone tumour or bone disease fenestration biopsy device according to claim 1, wherein: the right-hand member face fixedly connected with connecting pipe (12) of interior rotary drum (4), the surface cover of connecting pipe (12) is equipped with negative pressure ring (13), and through-hole (15) have been seted up on the surface of connecting pipe (12), be provided with between negative pressure ring (13) and connecting pipe (12) and rotate sealing washer (14), the fixed surface of negative pressure ring (13) is connected with interface tube (16).
6. A bone tumour or bone disease fenestration biopsy device according to claim 5, wherein: the inner wall of the right end of the connecting pipe (12) is in threaded connection with a sealing cover (17), and the cross section of the right end of the sealing cover (17) is rectangular.
CN202011432049.6A 2020-12-10 2020-12-10 Biopsy device for windowing bone tumor or bone disease Pending CN112545577A (en)

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CN202011432049.6A CN112545577A (en) 2020-12-10 2020-12-10 Biopsy device for windowing bone tumor or bone disease

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Application Number Priority Date Filing Date Title
CN202011432049.6A CN112545577A (en) 2020-12-10 2020-12-10 Biopsy device for windowing bone tumor or bone disease

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CN112545577A true CN112545577A (en) 2021-03-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113855098A (en) * 2021-10-08 2021-12-31 安徽医科大学第四附属医院 Leak protection bone biopsy

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020042581A1 (en) * 1999-03-19 2002-04-11 Cervi Paul Laurence Biopsy needle
CN104786277A (en) * 2015-04-03 2015-07-22 中国人民解放军第三军医大学第一附属医院 Chondroconia obtaining device
CN208464144U (en) * 2017-12-05 2019-02-05 南阳医学高等专科学校 A kind of tumour sampler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020042581A1 (en) * 1999-03-19 2002-04-11 Cervi Paul Laurence Biopsy needle
CN104786277A (en) * 2015-04-03 2015-07-22 中国人民解放军第三军医大学第一附属医院 Chondroconia obtaining device
CN208464144U (en) * 2017-12-05 2019-02-05 南阳医学高等专科学校 A kind of tumour sampler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113855098A (en) * 2021-10-08 2021-12-31 安徽医科大学第四附属医院 Leak protection bone biopsy
CN113855098B (en) * 2021-10-08 2023-11-10 安徽省公共卫生临床中心(安徽省传染病医院) Leakage-proof bone biopsy device

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Application publication date: 20210326