CN115300004A - Bone marrow puncture device for hematology department - Google Patents

Bone marrow puncture device for hematology department Download PDF

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Publication number
CN115300004A
CN115300004A CN202210711540.5A CN202210711540A CN115300004A CN 115300004 A CN115300004 A CN 115300004A CN 202210711540 A CN202210711540 A CN 202210711540A CN 115300004 A CN115300004 A CN 115300004A
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CN
China
Prior art keywords
puncture
shell
fixedly connected
wall
work
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Withdrawn
Application number
CN202210711540.5A
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Chinese (zh)
Inventor
王萍
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Zhumadian Central Hospital
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Zhumadian Central Hospital
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Priority to CN202210711540.5A priority Critical patent/CN115300004A/en
Publication of CN115300004A publication Critical patent/CN115300004A/en
Withdrawn legal-status Critical Current

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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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3403Needle locating or guiding means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3472Trocars; Puncturing needles for bones, e.g. intraosseus injections
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3494Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
    • 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3403Needle locating or guiding means
    • A61B2017/3405Needle locating or guiding means using mechanical guide means
    • A61B2017/3409Needle locating or guiding means using mechanical guide means including needle or instrument drives

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

Abstract

The invention discloses a bone marrow puncture device for hematology department, which relates to the technical field of bone marrow puncture, and comprises a working shell, wherein the inner wall of the working shell is rotationally connected with a threaded rod, the middle part of the threaded rod is in threaded connection with a nut, the bottom end of the nut is fixedly connected with an electric push rod, the right side of the electric push rod is provided with a puncture assembly, and the puncture assembly comprises: the puncture shell is fixedly connected to the right side of the electric push rod; the T-shaped pressing plate is fixedly connected to the left inner wall of the puncture shell; the T-shaped moving rod runs through and is connected to the right wall of the puncture shell in a sliding mode, the nut is made to move on the threaded rod in the left-right mode through the T-shaped handle rotating threaded rod, the nut drives the electric push rod to move in the left-right mode, the electric push rod drives the puncture needle to move, the position of puncture needle puncture work can be adjusted, puncture work can be conducted through the work of the electric push rod, and the efficiency of the puncture work is improved.

Description

Bone marrow puncture device for hematology department
Technical Field
The invention relates to the technical field of bone marrow puncture, in particular to a bone marrow puncture device for hematology department.
Background
Bone marrow aspiration is a common diagnostic technique for collecting bone marrow fluid, and is also commonly used for blood cell morphology examination in clinic, hematopoietic stem cell collection, culture, cytogenetic analysis, pathogenic biology examination and the like.
In the prior art, a worker directly performs puncture work on the skin of a patient through holding a puncture needle in hand in general puncture work, but the puncture mode may cause improper shift of a puncture position due to unstable holding of the worker, so that the result of the puncture work can be influenced; in view of this, we propose a bone marrow puncture device for hematology.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a bone marrow puncture device for hematology department, which solves the problems mentioned in the background technology.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a bone marrow piercing depth for hematology department, including the work shell, the work shell inner wall rotates and is connected with the threaded rod, threaded rod middle part threaded connection has the nut, nut bottom fixedly connected with electric putter, the electric putter right side is provided with the puncture subassembly, the puncture subassembly includes:
the puncture shell is fixedly connected to the right side of the electric push rod;
the T-shaped pressing plate is fixedly connected to the left inner wall of the puncture shell;
and the T-shaped moving rod penetrates through the right wall of the puncture shell and is connected with the right wall of the puncture shell in a sliding manner.
Preferably, a plurality of openings are formed in the bottom end of the T-shaped moving rod, and the left side of the T-shaped moving rod is fixedly connected with the extrusion plate.
Preferably, the puncture shell right side fixedly connected with set casing, the set casing middle part is run through and sliding connection has T shape gag lever post, the outer wall fixedly connected with of T shape gag lever post carries out the spring that resets to T shape gag lever post.
Preferably, T shape gag lever post right side fixedly connected with has the one end of the sliding block of supporting role to T shape gag lever post, the other end sliding connection of sliding block is at the right inner wall of set casing, the top fixed connection of spring is in the bottom of sliding block, the bottom fixed connection of spring is at the lower inner wall of set casing.
Preferably, the puncture shell upper wall runs through and sliding connection has the pjncture needle that carries out the work of puncturing to the patient, pjncture needle top joint has the connector, connector top fixedly connected with transfer line, the transfer line runs through and fixed connection is at the upper wall of work shell, the top sliding connection of work shell has the backup pad, the transfer line runs through and fixed connection is at the backup pad middle part.
Preferably, puncture shell right side fixedly connected with telescopic link, telescopic link run through and sliding connection for two loop bars, two loop bar outer walls are provided with a plurality of thread grooves, and two loop bars pass through bolt threaded connection, the scale of the puncture degree of depth is observed to telescopic link right side fixedly connected with.
Preferably, the top end of the nut is fixedly connected with one end of a rectangular iron block, and the other end of the rectangular iron block is slidably connected to the upper inner wall of the working shell.
Preferably, threaded rod right side fixedly connected with T shape handle, T shape handle runs through and rotates the right wall of connection at the work shell, work shell right side fixedly connected with friction cover, T shape handle runs through and rotates the connection inside the friction cover.
Preferably, the inner wall fixedly connected with of work shell places the shell, the inside fixedly connected with of placing the shell promotes the foam-rubber cushion of patient's comfort level.
(III) advantageous effects
The invention provides a bone marrow puncture device for hematology department. The method has the following beneficial effects:
(1) This bone marrow piercing depth for hematology department makes the nut remove about on the threaded rod through T shape handle rotation threaded rod when using, and the nut drives electric putter and removes about, and electric putter drives the pjncture needle and removes to can adjust the position of pjncture needle puncture work, and can carry out puncture work through electric putter's work, need not artifical handheld pjncture needle and carry out puncture work, not only reduce the labour, still improved the efficiency of puncture work.
(2) This bone marrow puncture device for hematology department is when using, fix the puncture needle through placing the pjncture needle in the puncture shell and through the cooperation of T shape clamp plate and stripper plate, thereby can fix the pjncture needle of different specifications, make through the cooperation of connector and pjncture needle to change the puncture needle, increase the variety that the device used, it is spacing to T shape carriage release lever in the opening through sticking T shape gag lever post into T shape carriage release lever bottom, thereby can guarantee the stability of pjncture needle during operation.
(3) This bone marrow piercing depth for hematology branch of academic or vocational study device when using, the scale cooperation pjncture needle that sets up can let the staff know the puncture depth of pjncture needle to improve the accuracy nature of puncture work, can make the scale contactless place the shell through the telescopic link that sets up, thereby can guarantee the normal work of puncturing of pjncture needle.
Drawings
FIG. 1 is a schematic view of the overall apparatus of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a schematic view of the spike assembly of the present invention;
fig. 4 is an enlarged schematic structural view of a portion B in fig. 3 according to the present invention.
In the figure: 1. a working shell; 2. a T-shaped handle; 3. a friction sleeve; 4. a support plate; 5. a rectangular iron block; 6. a nut; 7. a threaded rod; 8. an electric push rod; 9. a puncture assembly; 901. a connector; 902. puncturing the shell; 903. puncturing needle; 904. a T-shaped travel bar; 905. an opening; 906. a compression plate; 907. a T-shaped pressure plate; 908. a T-shaped limiting rod; 909. a stationary case; 910. a slider; 911. a spring; 10. a sponge cushion; 11. placing the shell; 12. a bolt; 13. a telescopic rod; 14. a graduated scale.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the invention provides a bone marrow puncture device for hematology department, comprising a working shell 1, wherein the inner wall of the working shell 1 is rotatably connected with a threaded rod 7, the middle part of the threaded rod 7 is connected with a nut 6 by a thread, the bottom end of the nut 6 is fixedly connected with an electric push rod 8, the electric push rod 8 is the prior art, the working can be started by turning on a power supply, the fixed shell 909 can be controlled to move left and right by the electric push rod 8, and the right side of the electric push rod 8 is provided with a puncture component 9.
In the embodiment of the present invention, the puncturing assembly 9 comprises a puncturing housing 902, the puncturing housing 902 is fixedly connected to the right side of the electric push rod 8, the puncturing 903 is disposed in the puncturing housing 902 for preventing the patient from directly seeing the puncturing 903 to cause tension, thereby reducing the tension of the patient, the right wall of the puncturing housing 902 is fixedly connected with a T-shaped pressing plate 907, the right wall of the T-shaped pressing plate 907 is penetrated and slidably connected with a T-shaped moving rod 904, the left side of the T-shaped moving rod 904 is fixedly connected with a pressing plate 906, the bottom end of the T-shaped moving rod 904 is provided with a plurality of openings 905, the openings 905 are provided for allowing the T-shaped limiting rod 908 to be clamped in the openings 905 to limit the T-shaped moving rod 904, the puncturing 903 is prevented from falling off due to the loosening of the pressing plate 906, the right side of the puncturing housing 902 is fixedly connected with a fixed housing 909, the middle part of the fixed housing 909 is penetrated and slidably connected with a T-shaped limiting rod 908, the top end of the T-shaped limiting rod 908 is provided with a cambered surface, the purpose of arranging the cambered surface is to ensure that when the T-shaped moving rod 904 moves leftwards, the T-shaped limiting rod 908 does not need to be pulled downwards, but when the T-shaped moving rod 904 needs to move rightwards, the T-shaped limiting rod 908 needs to be pulled downwards to slide out of the opening 905 to move the T-shaped moving rod 904 leftwards, a spring 911 is fixedly connected to the outer wall of the T-shaped limiting rod 908, the purpose of arranging the spring 911 is not only to reset the T-shaped limiting rod 908, but also to support the T-shaped limiting rod 908, one end of a sliding block 910 is fixedly connected to the right side of the T-shaped limiting rod 908, the other end of the sliding block 910 is slidably connected to the right inner wall of the fixed shell 909, the purpose of arranging the sliding block 910 is to prevent the T-shaped limiting rod from sliding out of the fixed shell 909, the top end of the spring 908 is fixedly connected to the bottom end of the sliding block 910, the bottom end of the spring 911 is fixedly connected to the lower inner wall of the fixed shell 909, the puncture needle 903 penetrates through the upper wall of the puncture shell 902 and is connected in a sliding mode, the connector 901 is clamped at the top end of the puncture needle 903, and the connector 901 is arranged so that the puncture needles 903 of different specifications can be fixed, and therefore the application range of the device can be expanded.
In the embodiment of the invention, the right side of the puncture shell 902 is fixedly connected with the telescopic rod 13, the telescopic rod 13 is formed by penetrating and slidably connecting two sleeve rods, the outer walls of the two sleeve rods are provided with a plurality of thread grooves, the two sleeve rods are in threaded connection through the bolt 12, when the telescopic rod 13 needs to be extended or shortened, the bolt 12 is firstly rotated out of the telescopic rod 13, then the length of the telescopic rod 13 can be adjusted, after the length adjustment is completed, the bolt 12 is rotated into the telescopic rod 13 to fix the telescopic rod 13, the right side of the telescopic rod 13 is fixedly connected with the graduated scale 14, the graduated scale 14 is arranged to observe the puncture depth of the puncture needle 903, and when a new puncture needle 903 is installed, the bottom end of the puncture needle 903 needs to be parallel to the zero scale line of the graduated scale 14, so that the puncture depth of the puncture needle 903 can be visually observed.
The infusion tube device further comprises a rectangular iron block 5, one end of the rectangular iron block 5 is fixedly connected to the top end of a nut 6, the other end of the rectangular iron block 5 is connected to the upper inner wall of the working shell 1 in a sliding mode, the rectangular iron block 5 is arranged to enable the nut 6 to move left and right on the threaded rod 7 when the threaded rod 7 rotates and not to rotate along with the threaded rod 7, so that a puncture needle 903 can be driven to move left and right, the puncture position is adjusted, an infusion tube is fixedly connected to the top end of the connector 901 and is arranged to be externally connected to enable subsequent extraction work to be conducted, the infusion tube penetrates through and is fixedly connected to the upper wall of the working shell 1, a support plate 4 is connected to the top end of the working shell 1 in a sliding mode, the support plate 4 is arranged to support the infusion tube and prevent the infusion tube from falling off, the infusion tube penetrates through and is fixedly connected to the middle of the support plate 4, the infusion tube is long enough to support the puncture shell to enable the puncture shell to move left and right in the working shell 1, a T-shaped handle 2 is fixedly connected to a T-shaped handle 2, and a friction sleeve 2 is arranged to increase friction force of a T-shaped handle sleeve 903, and right-shaped handle sleeve 3 which can be arranged to increase friction force when the puncture tube 2 and is arranged to rotate.
In addition, the puncture outfit further comprises a placing shell 11, the placing shell 11 is arranged to enable a patient to place a part needing puncturing in the placing shell 11, so that the puncturing work can be conveniently performed, the placing shell 11 is fixedly connected to the lower inner wall of the working shell 1, a sponge cushion 10 is fixedly connected to the inside of the placing shell 11, the sponge cushion 10 is arranged to increase the comfort of the patient, and therefore the discomfort of the patient during the puncturing work can be relieved.
In the invention, when the device is used, when the device starts to work, a position needing to be punctured is firstly placed in the placing shell 11 and attached to the upper surface of the sponge cushion 10, the comfort of a patient can be improved through the sponge cushion 10, then the T-shaped handle 2 is rotated clockwise, the threaded rod 7 is driven to rotate clockwise when the T-shaped handle 2 rotates clockwise, the nut 6 moves leftwards on the threaded rod 7 when the threaded rod 7 rotates clockwise, the electric push rod 8 is driven to move leftwards when the nut 6 moves leftwards, the electric push rod 8 drives the puncturing shell 902 to move leftwards, when the puncturing shell 902 needs to move rightwards, the threaded rod 7 is rotated anticlockwise through the T-shaped handle 2, the puncturing needle 903 is placed in the puncturing shell 902 after the position adjustment is finished, the top end of the puncturing needle 903 is clamped with the puncture needle 901, so that the bottom end of the connecting head 903 and a zero graduation line of the graduated scale 14 keep the same horizontal line, then the puncture needle 903 is attached to the right side of the T-shaped pressing plate 907, the T-shaped moving rod 904 is moved leftwards, the T-shaped moving rod 904 drives the extrusion plate 906 to move leftwards, the extrusion plate 906 is in contact with the right side of the puncture needle 903, at the moment, the T-shaped limiting rod 908 can be just clamped into an opening 905 at the bottom end of the T-shaped moving rod 904, the T-shaped moving rod 904 cannot move rightwards, and therefore the purpose of fixing the puncture needle 903 can be achieved, then the bolt 12 is rotated clockwise, the bolt 12 is rotated out of the telescopic rod 13, then the telescopic rod 13 is extended, the telescopic rod 13 drives the graduated scale 14 to move, the graduated scale 14 cannot be in contact with the placing shell 11 when moving downwards, then the bolt 12 is rotated anticlockwise, the telescopic rod 13 can be fixed, at the moment, the puncture needle 903 can be controlled to move downwards by the electric push rod 8 to perform puncture work, when the puncture needle 903 penetrates into the skin of all patients, the puncture depth of the puncture needle 903 can be judged by observing the downward movement distance of the graduated scale 14, then the infusion tube external equipment can be extracted, when the puncture needle 903 needs to be taken down, the T-shaped limiting rod 908 is pulled downwards to slide out of the opening 905, then the T-shaped moving rod 904 is moved rightwards, the T-shaped moving rod 904 drives the extrusion plate 906 to move rightwards, the puncture needle 903 is released from contact with the extrusion plate 906, the puncture needle 903 is released from clamping with the connector 901, and the puncture needle 903 can be taken down.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a bone marrow puncture device for hematology branch of academic or vocational study, including work shell (1), work shell (1) inner wall is rotated and is connected with threaded rod (7), its characterized in that: threaded rod (7) middle part threaded connection has nut (6), nut (6) bottom fixedly connected with electric putter (8), electric putter (8) right side is provided with puncture component (9), puncture component (9) include:
the puncture shell (902), the puncture shell (902) is fixedly connected to the right side of the electric push rod (8);
the T-shaped pressing plate (907) is fixedly connected to the left inner wall of the puncture shell (902);
a T-shaped moving rod (904), the T-shaped moving rod (904) penetrates through and is connected to the right wall of the puncture shell (902) in a sliding mode.
2. The apparatus of claim 1, wherein: a plurality of openings (905) are arranged at the bottom end of the T-shaped moving rod (904), and a squeezing plate (906) is fixedly connected to the left side of the T-shaped moving rod (904).
3. The apparatus of claim 1, wherein: the puncture shell (902) right side fixedly connected with set casing (909), set casing (909) middle part is run through and sliding connection has T shape gag lever post (908), the outer wall fixedly connected with spring (911) of T shape gag lever post (908).
4. The apparatus of claim 3, wherein: the right side of the T-shaped limiting rod (908) is fixedly connected with one end of a sliding block (910), the other end of the sliding block (910) is connected to the right inner wall of a fixed shell (909) in a sliding mode, the top end of a spring (911) is fixedly connected to the bottom end of the sliding block (910), and the bottom end of the spring (911) is fixedly connected to the lower inner wall of the fixed shell (909).
5. The apparatus for bone marrow puncture for hematology department according to claim 1, wherein: puncture shell (902) upper wall runs through and sliding connection has pjncture needle (903), pjncture needle (903) top joint has connector (901), connector (901) top fixedly connected with transfer line, the transfer line runs through and fixed connection is at the upper wall of work shell (1), the top sliding connection of work shell (1) has backup pad (4), the transfer line runs through and fixed connection is in backup pad (4) middle part.
6. The apparatus of claim 1, wherein: puncture shell (902) right side fixedly connected with telescopic link (13), telescopic link (13) are two loop bars and run through and sliding connection, two loop bar outer walls are provided with a plurality of thread grooves, and two loop bars pass through bolt (12) threaded connection, telescopic link (13) right side fixedly connected with observes scale (14) of the degree of depth of puncture.
7. The apparatus of claim 1, wherein: nut (6) top fixedly connected with the one end of rectangle iron plate (5), the other end sliding connection of rectangle iron plate (5) is at the last inner wall of work shell (1).
8. The apparatus for bone marrow puncture for hematology department according to claim 1, wherein: threaded rod (7) right side fixedly connected with T shape handle (2), T shape handle (2) run through and rotate the right wall of connection in work shell (1), work shell (1) right side fixedly connected with friction cover (3), T shape handle (2) run through and rotate and connect inside friction cover (3).
9. The apparatus of claim 1, wherein: inner wall fixedly connected with places shell (11) under work shell (1), place the inside fixedly connected with of shell (11) and promote spongy cushion (10) of patient's comfort level.
CN202210711540.5A 2022-06-22 2022-06-22 Bone marrow puncture device for hematology department Withdrawn CN115300004A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210711540.5A CN115300004A (en) 2022-06-22 2022-06-22 Bone marrow puncture device for hematology department

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210711540.5A CN115300004A (en) 2022-06-22 2022-06-22 Bone marrow puncture device for hematology department

Publications (1)

Publication Number Publication Date
CN115300004A true CN115300004A (en) 2022-11-08

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ID=83855195

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210711540.5A Withdrawn CN115300004A (en) 2022-06-22 2022-06-22 Bone marrow puncture device for hematology department

Country Status (1)

Country Link
CN (1) CN115300004A (en)

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Application publication date: 20221108

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