CN109602461B - Bone marrow biopsy device and use method thereof - Google Patents

Bone marrow biopsy device and use method thereof Download PDF

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Publication number
CN109602461B
CN109602461B CN201910102808.3A CN201910102808A CN109602461B CN 109602461 B CN109602461 B CN 109602461B CN 201910102808 A CN201910102808 A CN 201910102808A CN 109602461 B CN109602461 B CN 109602461B
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clamp
needle core
hole
annular
forceps
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CN109602461A (en
Inventor
李哲
崔亚娟
郭鹏翔
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Guizhou Provincial Peoples Hospital
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Guizhou Provincial Peoples Hospital
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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
    • A61B10/06Biopsy forceps, e.g. with cup-shaped jaws
    • 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
    • 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
    • A61B10/0266Pointed or sharp biopsy instruments means for severing sample
    • A61B10/0275Pointed or sharp biopsy instruments means for severing sample with sample notch, e.g. on the side of inner stylet
    • 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
    • A61B2010/0258Marrow samples
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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

Abstract

The application provides a bone marrow biopsy device and a use method thereof, the tool is a clamp body structure formed by hinging the middle parts of two half clamp structures, the two half clamp structures are connected in a separable way, the cross sections of clamp mouths of the two half clamp structures are semi-annular, when the clamp body structure is closed, a needle core hole arranged along the length direction of the clamp body is formed between the closed clamp mouths, a threaded hole coaxial with the needle core hole is formed on a clamp handle of one half clamp structure, the hinging position of the two half clamp structures is arranged in a staggered way with the axial direction of the needle core hole so as to avoid interference between the hinging position and the needle core, the front ends of the clamp mouths are all saw-tooth blade structures arranged along the circumferential direction, the needle core penetrates through the threaded hole and the needle core hole, the tip end of the needle core extends out through the needle core hole at the clamp mouth end, and the needle core is in threaded connection with the threaded hole. The bone marrow specimen sampling tool solves the problems that the existing bone marrow specimen sampling tool is more in operation steps, inconvenient to use, poor in sampling integrity, difficult to take out specimens by instruments and the like. Belongs to the field of medical appliances.

Description

Bone marrow biopsy device and use method thereof
Technical Field
The application relates to an improvement of a bone marrow biopsy device, belonging to the field of medical appliances.
Background
At present, the existing bone specimen sampling method utilizes a hollow sampling tube cone to sample in bone (like driving a cone-shaped tool into bone), after taking out, a needle body is used for pushing out the specimen in the hollow sampling tube, the sampling tool is inconvenient to use, is not ergonomic, is not easy to puncture into bone, is not easy to pull out after puncturing, and even if the specimen is punctured into bone, the specimen is not always taken out along with a sleeve, but remains in the body, even if the specimen is taken out, the specimen taken out of the sleeve is often accompanied with fragmentation, or the specimen is incomplete, meanwhile, due to the unreasonable design of a holding handle, the device in the bone is not easy to pull out after taking the specimen under the condition of wearing sterile glove operation, and the use is very inconvenient.
Disclosure of Invention
The application aims at: provides a bone marrow biopsy device and a use method thereof, which aims to solve the problems that the existing bone marrow specimen sampling tool has more operation steps, inconvenient use, poor specimen taking integrity, difficult specimen taking by instruments and the like.
In order to solve the problems, a bone marrow biopsy device is proposed, the tool is a clamp body structure formed by hinging the middle parts of two half clamp structures, the two half clamp structures are connected in a separable way, the cross section of the clamp mouth of each half clamp structure is semi-annular, when the clamp body structure is closed, a needle core hole arranged along the length direction of the clamp body structure is formed between the closed clamp mouth, a first threaded hole coaxial with the needle core hole is formed in a clamp handle of one half clamp structure, the hinge joint of the two half clamp structures and the axial direction of the needle core hole are arranged in a staggered way, the front ends of the clamp mouths are saw tooth blade structures arranged along the annular direction, the needle core is arranged in the threaded hole and the needle core hole in a penetrating way, the tip end of the needle core extends out through the needle core hole at the clamp mouth end, and the needle core is in threaded connection with the threaded hole.
In the bone marrow biopsy device, the two forceps handles on the two half forceps structures are annular forceps handles, one of the forceps handles is a four-finger forceps handle, the annular finger holes on the four-finger forceps handle are finger holes for penetrating through four fingers except the thumb, the other forceps handle is a thumb forceps handle, the annular finger holes on the thumb forceps handle are finger holes for penetrating the thumb, the first threaded hole is formed in the four-finger forceps handle, the middle part of the half forceps structure where the thumb forceps handle is located is further provided with a second threaded hole, the second threaded hole is coaxial with the first threaded hole, and the second threaded hole and the first threaded hole are matched with external threads of the needle core.
In the bone marrow biopsy device, when the forceps body structure is closed, a gap is formed between the two forceps mouths, and the width of the gap at the two sides gradually increases from the forceps mouth end to the forceps handle end.
In the bone marrow biopsy device, the radian of the cross section of the front end of the forceps mouth is 160-170 degrees.
The bone marrow biopsy device further comprises a locking device, limiting holes are formed in the other sides of the two clamp handles opposite to the direction in which the clamp mouth is located, two limiting protrusions matched with the limiting holes in the two clamp handles are arranged on the locking device, through holes with diameters larger than or equal to that of the needle core are formed in the limiting protrusions corresponding to the four clamp handles, an axial direction of the through holes is consistent with the screwing direction of the needle core, a strip-shaped limiting protruding block is arranged between the two limiting protrusions, when the clamp body structure is closed, the limiting protruding block is clamped between the two clamp handles, and the two limiting protrusions on the locking device are respectively clamped in the two limiting holes.
In the bone marrow biopsy device, the inner side of the front end of the clamp mouth is provided with the annular barb which is in a blade shape, the tip end of the needle core is provided with the stepped annular clamping groove along the annular direction, the annular barb of the front end of the clamp mouth is matched with the annular clamping groove, and the annular barb of the front end of the clamp mouth is clamped in the annular clamping groove.
The using method of the bone specimen sampling tool comprises the following steps: before a sample is taken in bone, the parts are assembled into a whole, specifically, the two half forceps structures are closed, a locking device is arranged, a needle core is screwed into a first threaded hole, a second threaded hole and the needle core hole in sequence, locking among the parts is achieved, the whole is formed, the tip of the needle core extends out through the needle core hole of the forceps mouth end, an operator holds the forceps handles, the forceps mouth end and the tip of the needle core penetrate through the bone cortex and break through the bone cortex, the needle core is pulled out, the sawtooth-shaped structure arranged in the circumferential direction by the forceps mouth end is used for continuously drilling into the bone, after the forceps mouth end is drilled into a designated position, the locking device is removed, the forceps handles are tightened, the forceps mouth is further contracted, the two forceps mouths are not completely attached, the gap between the front ends of the two forceps mouths is reduced, the diameter of the front end of the cylinder body formed by the two forceps mouths is smaller than the diameter of the rear end, the cylinder body formed by the two forceps mouths is enabled to have a certain taper, bone tissues in the forceps mouths can be further prevented from sliding out, then the forceps mouths are rotated in the circumferential direction, the forceps mouths are cut off through the front ends of the forceps mouths, the annular forceps mouths, the two forceps mouths are cut off, the bone tissue is separated from the two forceps mouths, and the bone tissue is taken out from the bone tissue, and the sample can be taken out from the bone tissue after the two forceps mouths are separated from the bone tissue, and the bone tissue is separated from the bone tissue from the front or from the bone tissue.
Compared with the prior art, the combined bone specimen sampling tool is manufactured by utilizing the two half-clamp structures, and the two half-clamp structures are in modularized design, so that the combined bone specimen sampling tool is convenient to assemble and disassemble, on one hand, the maintenance, the cleaning and the disinfection of the tool are convenient, and on the other hand, the bone specimen is convenient to take out from the tool; the three-position locking and locking device is designed to enable all the modules to be tightly combined into a whole, so that the puncturing operation is facilitated; when a specimen is taken, the forceps end is of a circular saw-tooth blade structure, so that the bone tissue can be conveniently drilled and cut, and the specimen is prevented from being broken; the design of the annular boss barb structure (specimen claw) at the front end of the clamp mouth is convenient for cutting off the bone tissue in the device, and the barb-shaped specimen claw grips the specimen after cutting off, so that the specimen is not easy to fall off, and the specimen residue is avoided. The structure of the pliers handle is similar to the grab handle of the scissors for cutting, the design is more in accordance with ergonomics, the operation is more convenient, the pliers handle is convenient to pierce and pull out, and the pliers handle has obvious advantages compared with the existing sampling tool and has good popularization value.
Drawings
FIG. 1 is a schematic view of the front view of the present application (insert core);
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the structure of the needle;
FIG. 4 is a schematic view of the structure of the lock mechanism for removing the core;
FIG. 5 is a schematic view of the latch mechanism;
FIG. 6 is a right side view of FIG. 1;
FIG. 7 is a right side view of one of the half-clamp arrangements of FIG. 1;
FIG. 8 is a right side view of the other half clamp configuration of FIG. 1;
FIG. 9 is a front view of the half pliers shown in FIG. 7;
fig. 10 is a front view of the half pliers structure of fig. 8.
Detailed Description
For the purpose of promoting an understanding of the principles of the application, reference will now be made in detail to the embodiments described herein, including examples, illustrated in the accompanying drawings.
Examples
Referring to fig. 1 to 10, the present embodiment provides a bone marrow biopsy device, the tool is a forceps body structure formed by hinging the middle parts of two half forceps structures 1, and the two half forceps structures 1 are connected in a separable way (the specific structure is referred to as CN201710220864.8, the patent name is a separable hinging structure of the prior application of an orthopaedics osteotomy tool and a using method thereof, the hinging structure is different from the hinging structure in that the hinging position deviates from the main plane of the forceps body structure, the needle body is prevented from interfering with the hinging position when passing through the forceps body), the cross section of the forceps mouth 11 of the two half forceps structures 1 is semi-ring-shaped, a needle core hole 12 arranged along the length direction of the forceps body structure is formed between the closed forceps mouths 11, a first threaded hole 14 coaxial with the needle core hole 12 is formed on the forceps handle 13 of one half forceps structure 1, the hinging position of the two half forceps structures 1 is arranged in a dislocation way with the axial direction of the needle core hole 12 so as to avoid the interference of the hinging position with the needle core, the front end of the forceps mouths 11 is arranged along the ring-shaped edge structure 2, and the tip end of the needle core hole 14 extends out of the threaded hole 2 and the needle core hole 14 is connected with the tip end 2.
The two half pincers structure 1 have pincers handles 13 are annular pincers handles, and one of them 13 is four-finger pincers handle 131, and the annular finger hole on four-finger pincers handle 131 is the finger hole that is used for passing other four fingers except the thumb, for the palm gripping portion, and another pincers handle 13 is thumb pincers handle 132, and the annular finger hole on the thumb pincers handle 132 is the finger hole that is used for passing the thumb, first screw hole 14 opens on four-finger pincers handle 131, thumb pincers handle 132 place half pincers structure 1's middle part (two pincers body articulated shaft portion) still has seted up second screw hole 17, and second screw hole 17 and first screw hole 14 are all matees with the external screw thread of needle core 2, pincers body structure closes the time, has the gap between two pincers mouth 11, and the width in both sides gap is the direction from the pincers mouth end to pincers handle end progressively increases, pincers mouth 11 front end cross section is 160-170 degrees, thereby makes the pincers body structure is convenient for tighten up in the middle part (two pincers body articulated shaft portion), and the second screw hole 17 is coaxial with first screw hole 14, and the width between the pincers mouth 11 has the width direction from the mouth end to the pincers end of gradually.
The other side of the two clamp handles 13 opposite to the direction of the clamp mouth 11 is provided with a limiting hole 16, the clamping device 3 is provided with two limiting protrusions 31 matched with the limiting holes 16 on the two clamp handles 13, the limiting protrusions 31 corresponding to the four-finger clamp handles 131 are provided with through holes 32 larger than or equal to the diameter of the needle core 2, the axial direction of the through holes 32 is consistent with the screwing direction of the needle core 2, a strip-shaped limiting projection 33 is arranged between the two limiting protrusions 31, when the clamp body structure is closed, the limiting projection 33 is clamped between the two clamp handles, the two limiting protrusions 31 on the clamping device 3 are respectively clamped in the two limiting holes 16, and the clamping of the clamp body position is realized through the clamping device 3.
The inside of pincers mouth 11 front end has annular barb 15, and annular barb 15 is the sword form, and this structure is similar to exploration equipment rock core claw, and the front end is annular sawtooth structure, and the inboard has annular boss, and the one side of annular boss back to pincers mouth 11 front end also is the sword form structure for the bone sample of cutting pincers mouth 11 department, so that the separation of bone sample in the pincers mouth 11 and outside bone, annular draw-in groove 21 of ladder type has been seted up along the hoop to the pointed end of needle core 2, and annular barb 15 and the annular draw-in groove 21 phase-match of pincers mouth 11 front end, annular barb 15 card of pincers mouth 11 front end is located in the annular draw-in groove 21.
The using method of the bone specimen sampling tool comprises the following steps: before a sample is taken in a bone, the components are assembled into a whole, specifically, the two half forceps structures 1 are closed, the locking device 3 is installed, the needle core 2 is screwed into the first threaded hole 14, the second threaded hole 17 and the needle core hole 12 in sequence, locking among the components is achieved, the whole is formed, the tip of the needle core 2 stretches out through the needle core hole 12 at the forceps mouth end, an operator holds the forceps handle 13, the forceps mouth end and the tip of the needle core 2 penetrate through the bone cortex, after the bone cortex is broken through, the needle core 2 is pulled out, the forceps mouth end is utilized to continuously drill into the bone by the sawtooth blade-shaped structure arranged in the circumferential direction, after the designated position is drilled, the locking device 3 is removed, the forceps mouth handles are retracted, and then the forceps mouth is contracted, because the two forceps mouth 11 are not completely buckled (with gaps between the two forceps mouth 11), the gaps between the front ends are reduced, the diameter of a cylinder body formed by the two forceps mouth 11 is smaller than the diameter of the rear end, the cylinder body formed by the two forceps mouth 11 has a certain taper, the forceps mouth 11 can be further cut off, the bone tissue in the bone cortex is separated from the two forceps mouth 11 along the circumferential direction, and then the two forceps mouth 11 is separated from the bone tissue in the bone tissue by the two forceps mouth end, and the bone tissue is taken out from the front of the two forceps mouth 11, and the bone tissue is separated from the bone tissue in the two forceps mouth 11 through the annular structures, and then the two forceps mouth 11 is pulled out from the front tissue is separated from the front end 11.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.

Claims (3)

1. A bone marrow biopsy device, characterized in that: the device is a clamp body structure formed by hinging the middle parts of two half clamp structures (1), the two half clamp structures (1) are connected in a separable way, the cross sections of clamp mouths (11) of the two half clamp structures (1) are semi-annular, when the clamp body structure is closed, a needle core hole (12) arranged along the length direction of the clamp body structure is formed between the closed clamp mouths (11), a first threaded hole (14) coaxial with the needle core hole (12) is formed in a clamp handle (13) of one half clamp structure (1), the hinging position of the two half clamp structures (1) is staggered with the axial direction of the needle core hole (12), the front ends of the clamp mouths (11) are saw-tooth blade structures arranged along the annular direction, the needle core (2) is arranged in the threaded hole (14) and the needle core hole (12) in a penetrating way, the tip of the needle core (2) extends out through the needle core hole (12) at the clamp mouth end, and the needle core (2) is in threaded connection with the threaded hole (14);
when the clamp body structure is closed, a gap is formed between the two clamp mouths (11), and the width of the gap at the two sides gradually increases from the clamp mouth end to the clamp handle end;
the clamp handles (13) on the two half clamp structures (1) are annular clamp handles, and one clamp handle (13) is a four-finger clamp handle (131);
the other side of the two clamp handles (13) opposite to the direction of the clamp mouth (11) is provided with a limiting hole (16), the clamping device (3) is provided with two limiting protrusions (31) matched with the limiting holes (16) on the two clamp handles (13), the limiting protrusions (31) corresponding to the four clamp handles (131) are provided with through holes (32) with diameters larger than or equal to that of the needle core (2), the axial direction of the through holes (32) is consistent with the screwing direction of the needle core (2), a strip-shaped limiting bump (33) is arranged between the two limiting protrusions (31), when the clamp body structure is closed, the limiting bump (33) is clamped between the two clamp handles, the two limiting protrusions (31) on the clamping device (3) are respectively clamped in the two limiting holes (16), and the clamping device (3) is used for locking the position of the clamp body;
the inner side of the front end of the clamp mouth (11) is provided with an annular barb (15), the annular barb (15) is in a blade shape, the tip end of the needle core (2) is provided with a stepped annular clamping groove (21) along the annular direction, the annular barb (15) of the front end of the clamp mouth (11) is matched with the annular clamping groove (21), and the annular barb (15) of the front end of the clamp mouth (11) is clamped in the annular clamping groove (21).
2. A bone marrow biopsy device according to claim 1, wherein: the annular finger hole on the four-finger forceps handle (131) is used for penetrating finger holes of other four fingers except for a thumb, the other forceps handle (13) is a thumb forceps handle (132), the annular finger hole on the thumb forceps handle (132) is used for penetrating the finger hole of the thumb, the first threaded hole (14) is formed in the four-finger forceps handle (131), the second threaded hole (17) is further formed in the middle of the half forceps structure (1) where the thumb forceps handle (132) is located, the second threaded hole (17) is coaxial with the first threaded hole (14), and the second threaded hole (17) and the first threaded hole (14) are matched with external threads of the needle core (2).
3. A bone marrow biopsy device according to claim 1, wherein: the radian of the cross section of the front end of the clamp mouth (11) is 160-170 degrees.
CN201910102808.3A 2019-02-01 2019-02-01 Bone marrow biopsy device and use method thereof Active CN109602461B (en)

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Application Number Priority Date Filing Date Title
CN201910102808.3A CN109602461B (en) 2019-02-01 2019-02-01 Bone marrow biopsy device and use method thereof

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CN109602461B true CN109602461B (en) 2023-11-17

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU694186A1 (en) * 1977-10-03 1979-10-30 Днепропетровский Ордена Трудового Красного Знамени Медицинский Институт Clamp for incision biopsy of pancreas
US5595186A (en) * 1992-04-06 1997-01-21 Alan I. Rubinstein Bone marrow biopsy needle
US5820630A (en) * 1996-10-22 1998-10-13 Annex Medical, Inc. Medical forceps jaw assembly
DE19725891A1 (en) * 1997-06-19 1999-01-21 Daum Gmbh Bone biopsy device
EP1136039A2 (en) * 2000-03-24 2001-09-26 Promex, Inc. Biopsy extractor
ITBO20020083V0 (en) * 2002-09-09 2002-09-09 Paolo Avaltroni NEEDLE IMPROVED INSTRUMENT FOR THE COLLECTION OF BIOPTIC OSTEOMIDOLLAR SAMPLES
DE102009010520A1 (en) * 2009-02-25 2010-09-02 Hügle, Thomas, Dr. med. Instrument for production of synovial tissue by trochar, has tip, which lies distal to flap inserted in shaft, sharp side and front edges at rear side
KR20120100250A (en) * 2011-03-03 2012-09-12 조선대학교산학협력단 Bone scrapper
CA2907150A1 (en) * 2013-03-15 2014-09-18 Vidacare Corporation Intraosseous needle sets and kits
CN104306049A (en) * 2014-11-10 2015-01-28 纪勇 Operating forceps with negative pressure suction function
CN204636426U (en) * 2015-05-19 2015-09-16 南阳市第二人民医院 A kind of tumor operation clamping pliers
CN204813986U (en) * 2015-08-07 2015-12-02 佳木斯大学 Marrow biopsy needle
CN210277232U (en) * 2019-02-01 2020-04-10 贵州省人民医院 Sampling tool for bone marrow biopsy

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU694186A1 (en) * 1977-10-03 1979-10-30 Днепропетровский Ордена Трудового Красного Знамени Медицинский Институт Clamp for incision biopsy of pancreas
US5595186A (en) * 1992-04-06 1997-01-21 Alan I. Rubinstein Bone marrow biopsy needle
US5820630A (en) * 1996-10-22 1998-10-13 Annex Medical, Inc. Medical forceps jaw assembly
DE19725891A1 (en) * 1997-06-19 1999-01-21 Daum Gmbh Bone biopsy device
EP1136039A2 (en) * 2000-03-24 2001-09-26 Promex, Inc. Biopsy extractor
ITBO20020083V0 (en) * 2002-09-09 2002-09-09 Paolo Avaltroni NEEDLE IMPROVED INSTRUMENT FOR THE COLLECTION OF BIOPTIC OSTEOMIDOLLAR SAMPLES
DE102009010520A1 (en) * 2009-02-25 2010-09-02 Hügle, Thomas, Dr. med. Instrument for production of synovial tissue by trochar, has tip, which lies distal to flap inserted in shaft, sharp side and front edges at rear side
KR20120100250A (en) * 2011-03-03 2012-09-12 조선대학교산학협력단 Bone scrapper
CA2907150A1 (en) * 2013-03-15 2014-09-18 Vidacare Corporation Intraosseous needle sets and kits
CN104306049A (en) * 2014-11-10 2015-01-28 纪勇 Operating forceps with negative pressure suction function
CN204636426U (en) * 2015-05-19 2015-09-16 南阳市第二人民医院 A kind of tumor operation clamping pliers
CN204813986U (en) * 2015-08-07 2015-12-02 佳木斯大学 Marrow biopsy needle
CN210277232U (en) * 2019-02-01 2020-04-10 贵州省人民医院 Sampling tool for bone marrow biopsy

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