CN110742655B - Blood tumor patient cerebrospinal fluid extraction device - Google Patents

Blood tumor patient cerebrospinal fluid extraction device Download PDF

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Publication number
CN110742655B
CN110742655B CN201911033778.1A CN201911033778A CN110742655B CN 110742655 B CN110742655 B CN 110742655B CN 201911033778 A CN201911033778 A CN 201911033778A CN 110742655 B CN110742655 B CN 110742655B
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movably connected
patient
cerebrospinal fluid
flexible belt
placing table
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Expired - Fee Related
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CN201911033778.1A
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Chinese (zh)
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CN110742655A (en
Inventor
曲荣锋
郭东瑞
万晓辉
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Jilin University
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Jilin University
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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
    • A61B10/0045Devices for taking samples of body liquids
    • 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
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/10Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
    • A61B90/14Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
    • 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
    • A61B10/0045Devices for taking samples of body liquids
    • A61B2010/0077Cerebrospinal fluid
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Hematology (AREA)
  • Neurosurgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

The invention relates to the technical field of cerebrospinal fluid extraction of hematological tumor patients and discloses a cerebrospinal fluid extraction device for hematological tumor patients, which comprises a shoulder strap, wherein the surface of the shoulder strap is movably connected with a flexible belt, the surface of the flexible belt is movably connected with a positioning block, one end of the flexible belt, far away from the shoulder strap, is movably connected with a clamping box through a connecting rod, the interior of the clamping box is movably connected with a clamping ring, the interior of the clamping ring is fixedly connected with an air bag, and the surface of the air bag is fixedly connected with a vent. Make the air discharge plate to placing the platform and remove, this step is the perforation location coarse adjustment, and the bellows is extrudeed and is produced gas, because of placing the platform only with fourth last locating piece fixed connection, so only the gas that the bellows that is connected with it produced can get into the air discharge plate through the telescopic link inside, and gas flow to spout department releases the push rod, promotes to place the platform and removes, and perforation location fine adjustment in addition combines together two steps of regulations to improved puncture location accurate effect has been reached.

Description

Blood tumor patient cerebrospinal fluid extraction device
Technical Field
The invention relates to the technical field of cerebrospinal fluid extraction of patients with hematological tumors, in particular to a cerebrospinal fluid extraction device for patients with hematological tumors.
Background
The common types of hematological tumors include various leukemias, multiple myeloma and malignant lymphoma, and patients with hematological tumors often need to aspirate cerebrospinal fluid for testing the presence or absence of lesions inside the brain.
The cerebrospinal fluid is: cerebrospinal fluid is a colorless and transparent liquid existing in ventricles of brain and subarachnoid space, a common suction means is lumbar puncture, a patient usually bends down to a lateral decubitus position in the lumbar puncture, intervertebral space from waist 2 to sacrum 1 (mainly waist 3-4) is punctured, the puncturing depth is about 4-6cm (about 3-4cm for children) of an adult needle insertion, the dura mater can be punctured within the range value to reach the subarachnoid space, a needle core is extracted to flow out the cerebrospinal fluid, after the extraction is completed, the needle core is reinserted to extract the puncture needle, and then a certain pressure is applied to the punctured position.
The lumbar puncture operation is proved by a plurality of clinical tests, the technology is mature, but the structure of the human body is complex, and the puncture operation is not provided with corresponding equipment for assisting medical personnel, so that the medical personnel are required to have abundant clinical experience to carry out the operation, certain risk is inevitably existed only by the operation based on the experience, and unexpected risk is brought to the patient if the puncture part has deviation; in addition, still need medical personnel in addition to press patient carotid department before carrying out the puncture art for it has unobstructed to detect patient's arachnoid lower chamber, presses patient carotid through the manpower and not only controls not good dynamics, makes patient's mood nervous moreover easily, leads to the intracranial pressure grow of brain, is unfavorable for going on of operation, and therefore blood tumour patient cerebrospinal fluid draw-out device should be transported and is given birth to.
Disclosure of Invention
In order to realize the purposes of detecting the condition that a patient has no blockage under the arachnoid membrane without manual pressing and improving the puncture positioning accuracy, the invention provides a cerebrospinal fluid extracting device for a patient with hematological tumor.
A cerebrospinal fluid drawing device for a hematological tumor patient comprises a strap, wherein the surface of the strap is movably connected with a flexible belt, the surface of the flexible belt is movably connected with a positioning block, one end of the flexible belt, far away from the strap, is movably connected with a clamping box through a connecting rod, the inside of the clamping box is movably connected with a clamping ring, the inside of the clamping ring is fixedly connected with an air bag, the surface of the air bag is fixedly connected with a vent pipe, one end of the vent pipe, far away from the air bag, is movably connected with a compression spring, one end of the compression spring, far away from the vent pipe, is movably connected with a pressing wheel, the surface of the positioning block is fixedly connected with a placing table, the surface of the placing table is movably connected with an exhaust plate, the surface of the exhaust plate is;
preferably, the back of the positioning block is provided with an air homogenizing hole, the air homogenizing hole can slow down the flowing speed of air, so that the blown air is soft, the air is blown out through the air homogenizing hole at the back of the positioning block and blown to the back of a patient, the soft wind can relieve the nervous emotion of the patient, and a good starting point is provided for an operation;
preferably, the number of the positioning blocks is twelve, and the adjacent positioning blocks are movably connected through a corrugated pipe, so that gas is generated when the corrugated pipe is extruded;
preferably, the interior of the corrugated pipe is movably connected with an elastic rod;
preferably, the surface of the placing table is provided with a suction port, and the suction port is convenient for puncture of a puncture tube;
preferably, the surface of the pressing wheel is movably connected with an expansion pipe, and the expansion pipe can provide a certain supporting force for the pressing wheel when expanding, so that the pressure area on the neck of the patient is increased;
preferably, one end of the telescopic rod, which is far away from the exhaust plate, is movably connected with the elastic rod;
preferably, the placing table is only fixedly connected with the last four positioning blocks;
preferably, an air inlet is formed in one end, far away from the pressing wheel, of the expansion pipe.
The invention has the beneficial effects that:
1. the back strap is carried on the body according to the stature of a patient, the clamping box is arranged at the neck position of the patient, the positioning blocks are in one-to-one staggered connection with the spinal condyles of the patient, the positioning blocks are positioned above the condyles, the back of the patient is in a straight state at the moment, after the connection is completed, the patient lies on the bed on one side, the bent back reaches an angle capable of carrying out lumbar puncture, when the back of the patient is bent, the flexible belt is stretched, the clamping ring is pulled when the flexible belt is stretched, the clamping ring extrudes the compression spring, the compression spring pushes the pressing wheel to move towards the direction close to the neck of the patient, meanwhile, the extruded air bag releases the air inside, one part of the air can enter the expansion pipe through the air inlet, the other part can enter the positioning blocks through the flexible belt and the elastic rod, and the pressing wheels are symmetrically arranged, so the pushed pressing wheels can press the neck of the patient, and the pressure gauge connected with the patient is matched, so that the effect of detecting the condition that the patient has no blockage under the arachnoid space without manual pressing is achieved.
2. The angle that can carry out the operation is reached through the crooked back of patient, can stimulate the elastic rod to extend when its back is crooked, the vertebra condyle can be crooked with the back together, and because the braces is connected with patient's back, so the locating piece on flexible belt surface also can move at patient's back, the locating piece moves to the gap department of vertebra condyle gradually, in addition, after patient's back is crooked to accomplish, the elastic rod no longer is stretched, the telescopic link can be promoted to move in the process that the elastic rod contracts, the telescopic link extrudes reset spring, make the discharge plate move to the placing table, this step is perforation location coarse adjustment, the bellows is extruded and is produced gas, because the placing table only with last four locating pieces fixed connection, so only the gas that the bellows that is connected with it produced can get into the discharge plate through the telescopic link, gas flows to spout department, push rod is released, the platform removal is placed in the promotion, perforates the accurate regulation of location in addition, and two-step regulation combines together to reach and improve the accurate effect in puncture location.
Drawings
FIG. 1 is a front cross-sectional view of a harness structure of the present invention;
FIG. 2 is a front cross-sectional view of the clamping box structure of the present invention;
FIG. 3 is a schematic view of a clamp ring structure according to the present invention;
FIG. 4 is a schematic view of the structure of the pressing wheel of the present invention;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
FIG. 6 is a cross-sectional view of a flexible belt structure of the present invention;
FIG. 7 is a schematic view of a positioning block according to the present invention;
FIG. 8 is a schematic view of the structure of the resilient lever of the present invention;
FIG. 9 is a schematic view of the placement table of the present invention;
FIG. 10 is a schematic view of the exhaust plate structure of the present invention;
fig. 11 is a partial enlarged view of fig. 10 at B.
In the figure: 1-shoulder strap, 2-flexible strap, 3-positioning block, 4-clamping box, 5-clamping ring, 6-air bag, 7-vent pipe, 8-compression spring, 9-pressing wheel, 10-placing table, 11-exhaust plate, 12-chute, 13-push rod, 14-telescopic rod, 15-reset spring, 16-air-homogenizing hole, 17-corrugated pipe, 18-elastic rod, 19-suction opening and 20-expansion pipe.
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 to 11, a cerebrospinal fluid extracting device for a hematological tumor patient comprises a strap 1, wherein a flexible belt 2 is movably connected to the surface of the strap 1, a positioning block 3 is movably connected to the surface of the flexible belt 2, the strap 1 is carried on the body according to the stature of the patient, a clamping box 4 is installed at the neck of the patient, the positioning block 3 is in one-to-one corresponding staggered connection with the spinal condyle of the patient, the positioning block 3 is located above the condyle, and the back of the patient is in a straight state at the moment; the back of the patient is bent, the spinal segment and the back of the patient are bent together, and the strap 1 is connected with the back of the patient, so the positioning blocks 3 on the surface of the flexible belt 2 can also move on the back of the patient, the back of the positioning blocks 3 is provided with the uniform air holes 16, the uniform air holes 16 can slow down the flowing speed of air, the blown air is soft, the number of the positioning blocks 3 is twelve, the adjacent positioning blocks 3 are movably connected through the corrugated pipe 17, the corrugated pipe 17 can generate air when being extruded, the inner part of the corrugated pipe 17 is movably connected with the elastic rod 18, the elastic rod 18 can be gradually contracted under the action of elastic force after being stretched, the telescopic rod 14 is directly connected with the elastic rod 18, so the air can enter the telescopic pipe 14 to push the exhaust plate 11 to move, the step is rough adjustment of perforation positioning, one end of the flexible belt 2, far away from the strap 1, is movably connected, the inside of the clamping box 4 is movably connected with a clamping ring 5, the inside of the clamping ring 5 is fixedly connected with an air bag 6, a patient lies on the side of the bed, the flexible belt 2 can be stretched under the clamping of the elastic rod 18 and the corrugated pipe 17, when the flexible belt is stretched, the clamping ring 5 in the clamping box 4 can be pulled through a connecting rod, the surface of the air bag 6 is fixedly connected with an air pipe 7, one end of the air pipe 7, far away from the air bag 6, is movably connected with a compression spring 8, the clamping ring 5 is pulled to extrude the air bag 6 and the compression spring 8 in the clamping box, one end of the compression spring 8, far away from the air pipe 7, is movably connected with a pressing wheel 9, the compression spring 8 is extruded to push the pressing wheel 9, the pressing wheel 9 is symmetrically arranged, the surface of the pressing wheel 9 is movably connected with an expansion pipe 20, one end, far away from the pressing wheel 9, of the expansion pipe 20 is, then the gas is blown out through the even air holes 16 on the back of the positioning block 3 and blown to the back of the patient, the tense emotion of the patient can be relieved by soft wind, a good starting end is provided for the operation, a certain supporting force can be provided for the pressing wheel 9 when the expansion pipe 20 expands, the pressure area to the neck of the patient is increased, the surface of the positioning block 3 is fixedly connected with the placing table 10, the placing table 10 is fixedly connected with the last but one positioning block 3, only the gas generated by the corrugated pipe 17 connected with the placing table can enter the exhaust plate 11 through the expansion link 14, the surface of the placing table 10 is provided with the suction port 19, the suction port 19 is convenient for puncture of the puncture pipe, the surface of the placing table 10 is movably connected with the exhaust plate 11, the surface of the exhaust plate 11 is provided with the sliding groove 12, the surface of the sliding groove 12 is connected with the push rod 13, the side of the exhaust plate 11 far away from the placing table 10 is movably, the surface of the telescopic rod 14 is sleeved with a return spring 15.
The working principle and the process of the invention are as follows:
when the device is used, a patient lies on the side of a bed, the bent back reaches an angle capable of lumbar puncture, when the back of the patient is bent, the flexible belt 2 is stretched, when the flexible belt 2 is stretched, the clamping ring 5 is pulled, the clamping ring 5 extrudes the compression spring 8, the pressing wheel 9 is pushed to move towards the direction close to the neck of the patient, the extruded air bag 6 releases air in the air bag, one part of air can enter the expansion pipe 20 through the air inlet, the other part of air can be blown out from the air homogenizing hole 16, the neck of the patient can be pressed by the pushed pressing wheel 9, the device is matched with a pressure measuring instrument connected with the patient to play a role in detecting the situation that no blockage exists under the arachnoid membrane of the patient without manual pressing, the back of the patient is bent to reach an angle capable of performing an operation, when the back of the patient is bent, the elastic rod 18 can be pulled to extend, the spinal joints can be bent together with, the locating piece 3 moves to the gap of vertebra condyle gradually, in addition, after the back bending of the patient is completed, the elastic rod 18 is not stretched any more, and the contraction process of the elastic rod 18 can push the telescopic rod 14 to move, the telescopic rod 14 pushes the reset spring 15, the exhaust plate 11 moves towards the placing table 10, and the bellows 17 can be pushed in the contraction process of the elastic rod 18, only the gas generated by the bellows 17 connected with the bellows can enter the exhaust plate 11 through the telescopic rod 14, the gas generated by the other bellows 17 is discharged from the uniform gas holes 16, the gas flows to the chute 12, the push rod 13 is pushed out, the placing table 10 is pushed to move, the perforation positioning fine adjustment is realized, the two-step adjustment is combined, and the effect of improving the puncture positioning accuracy is realized.
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 able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (5)

1. The utility model provides a blood tumour patient cerebrospinal fluid draw-off device, includes braces (1), its characterized in that: the surface of the strap (1) is movably connected with a flexible belt (2), the surface of the flexible belt (2) is movably connected with a positioning block (3), one end, far away from the strap (1), of the flexible belt (2) is movably connected with a clamping box (4) through a connecting rod, the interior of the clamping box (4) is movably connected with a clamping ring (5), the interior of the clamping ring (5) is fixedly connected with an air bag (6), the surface of the air bag (6) is fixedly connected with a vent pipe (7), one end, far away from the air bag (6), of the vent pipe (7) is movably connected with a compression spring (8), and one end, far away from the vent pipe (7), of the compression spring (8;
the surface of the positioning block (3) is fixedly connected with a placing table (10), the surface of the placing table (10) is movably connected with an exhaust plate (11), the surface of the exhaust plate (11) is provided with a sliding groove (12), the surface of the sliding groove (12) is slidably connected with a push rod (13), one side, away from the placing table (10), of the exhaust plate (11) is movably connected with a telescopic rod (14), and the surface of the telescopic rod (14) is sleeved with a reset spring (15);
the number of the positioning blocks (3) is twelve, and the adjacent positioning blocks (3) are movably connected through corrugated pipes (17);
an elastic rod (18) is movably connected inside the corrugated pipe (17);
one end of the telescopic rod (14) far away from the exhaust plate (11) is movably connected with the elastic rod (18);
the back strap (1) is carried on the body according to the stature of a patient, the clamping box (4) is installed at the neck position of the patient, the back strap (1) is connected with the back of the patient, the clamping ring (5) can be pulled when the flexible belt (2) is stretched, and the telescopic rod (14) can be pushed to move in the process of contracting the elastic rod (18).
2. The apparatus for extracting cerebrospinal fluid of a hematological tumor patient according to claim 1, wherein: the back of the positioning block (3) is provided with an air homogenizing hole (16).
3. The apparatus for extracting cerebrospinal fluid of a hematological tumor patient according to claim 1, wherein: the surface of the placing table (10) is provided with a suction port (19).
4. The apparatus for extracting cerebrospinal fluid of a hematological tumor patient according to claim 1, wherein: the surface of the pressing wheel (9) is movably connected with an expansion pipe (20).
5. The apparatus for extracting cerebrospinal fluid of a hematological tumor patient according to claim 1, wherein: the placing table (10) is only fixedly connected with the last four positioning blocks (3).
CN201911033778.1A 2019-10-29 2019-10-29 Blood tumor patient cerebrospinal fluid extraction device Expired - Fee Related CN110742655B (en)

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Application Number Priority Date Filing Date Title
CN201911033778.1A CN110742655B (en) 2019-10-29 2019-10-29 Blood tumor patient cerebrospinal fluid extraction device

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Application Number Priority Date Filing Date Title
CN201911033778.1A CN110742655B (en) 2019-10-29 2019-10-29 Blood tumor patient cerebrospinal fluid extraction device

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CN110742655B true CN110742655B (en) 2021-04-09

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113143330B (en) * 2021-05-07 2023-06-23 西安市儿童医院 Positioning type cerebrospinal fluid extracting device for hematological tumor patient
CN113440269B (en) * 2021-08-13 2022-08-26 吉林大学 Positioning and guiding device for neurosurgical diagnosis and treatment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202069695U (en) * 2011-03-31 2011-12-14 王修军 Position mount for adult lumbar puncture
CN205019343U (en) * 2015-09-30 2016-02-10 株洲市中心医院 Lumbar puncture position fixing device
CN105342645A (en) * 2015-12-15 2016-02-24 苏州药明康德新药开发股份有限公司 Cerebrospinal fluid collection method
CN207996324U (en) * 2017-06-09 2018-10-23 无锡市太湖医院 A kind of drainage of cerebrospinal fluid device
CN207837734U (en) * 2017-07-04 2018-09-11 湛洋 A kind of pressue device for cervical posterior approach postoperative wound
CN207949902U (en) * 2017-09-02 2018-10-12 黄小亚 Press abdominal pressure neck detector
CN208677501U (en) * 2017-09-12 2019-04-02 中国人民解放军南京军区南京总医院 PICC sets tube neck vein compressorium
CN208449391U (en) * 2018-07-04 2019-02-01 北京大学第三医院 A kind of waist wears rack for test tube

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