CN111759427A - Intracardiac package puncture drawing liquid device for branch of academic or vocational study - Google Patents

Intracardiac package puncture drawing liquid device for branch of academic or vocational study Download PDF

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Publication number
CN111759427A
CN111759427A CN202010738635.7A CN202010738635A CN111759427A CN 111759427 A CN111759427 A CN 111759427A CN 202010738635 A CN202010738635 A CN 202010738635A CN 111759427 A CN111759427 A CN 111759427A
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block
fixed
support
groove
puncture
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CN202010738635.7A
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CN111759427B (en
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王星
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Nanyang City Center Hospital
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Nanyang City Center Hospital
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    • 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
    • A61B17/3494Trocars; 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
    • 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
    • A61B90/08Accessories or related features not otherwise provided for
    • A61M1/0023
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/64Containers with integrated suction means
    • A61M1/67Containers incorporating a piston-type member to create suction, e.g. syringes
    • 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)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Vascular Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)

Abstract

The invention discloses a pericardiocentesis liquid-pumping device for cardiology, and relates to the technical field of medical equipment; the suction disc is fixed at the bottom of the base, a support is fixed on the base, a chest protection mechanism is arranged on the left side of the support and arranged on the lower side of the puncture needle, a first groove is formed in the upper end of the support, a first air cylinder is fixed in the first groove, a support block is fixed on the pushing end of the upper end of the first air cylinder, a connecting block is fixed on the left side of the support block, the left side of the connecting block is fixedly connected with the liquid collecting cylinder, a top block is fixed on the upper end of the push rod, and a pushing mechanism is arranged between the top block and the support block; through addding the dog in patient's chest position to be convenient for carry out calibration operation to the puncture needle, so that the depth of puncture of follow-up pjncture needle of control, and, through the liquid measure of electric control extraction hydrops, alleviateed medical personnel's working strength, improved the extraction efficiency of hydrops.

Description

Intracardiac package puncture drawing liquid device for branch of academic or vocational study
Technical Field
The invention relates to the technical field of medical equipment, in particular to a pericardium puncture liquid pumping device for cardiology.
Background
The cardiology department, namely the cardiovascular department, is a clinical department set by major internal medicine of all levels of hospitals for diagnosing and treating cardiovascular diseases, and the treated diseases comprise angina, hypertension, sudden death, arrhythmia, heart failure, premature beat, arrhythmia, myocardial infarction, cardiomyopathy, myocarditis, acute myocardial infarction and other cardiovascular diseases; the pericardial effusion is a common cardiology disease, at present, the treatment method of the pericardial effusion mainly comprises the steps of directly puncturing a pericardial cavity by a puncture needle and extracting the effusion, the puncture position cannot be too deep so as to avoid puncturing an atrium, a ventricle or a coronary artery to cause a large amount of hematocele in the pericardial cavity, the difficulty of puncturing the pericardial cavity by the puncture needle is difficult to master during the treatment because the heart is in continuous jumping, so the puncture depth is very important, the traditional liquid extraction device cannot extract accurate liquid amount due to manual liquid extraction, inconvenience is brought to the operation of a doctor, and the health and even the safety risk of the life of an operated person are possibly damaged.
Disclosure of Invention
Aiming at the defects and shortcomings of the prior art, the invention provides the pericardial puncture liquid pumping device for the cardiology department, which is simple in structure, reasonable in design and convenient to use.
In order to achieve the purpose, the invention adopts the technical scheme that: the puncture needle is embedded and fixed at the bottom of the liquid collecting cylinder, the push rod is inserted in the liquid collecting cylinder, the bottom pushing end of the push rod is fixed on the piston, the piston is movably arranged in the liquid collecting cylinder, the outer annular wall of the piston is in contact with the inner annular wall of the liquid collecting cylinder, and the upper end of the push rod is exposed at the upper side of the liquid collecting cylinder; the puncture needle comprises a puncture needle body, and is characterized by further comprising a sucker, a base, a support block, a pushing mechanism and a chest protection mechanism, wherein the sucker is fixed at the bottom of the base;
the chest protection mechanism comprises a chest protection block, a moving block, a pushing motor, a screw and a sleeve, wherein the chest protection block is arranged on the left side of the support, a slot is formed in the chest protection block, the pushing motor is fixed on the inner wall of the right side of the slot, the screw is fixed on an output shaft of the pushing motor, the sleeve is screwed on the screw through threads, the moving block is fixed at the left end of the sleeve, the upper side and the lower side of the moving block are respectively in contact with the inner walls of the upper side and the lower side of the slot, puncture grooves are formed in the chest protection blocks on the upper side and the lower side of the slot in a penetrating;
the pushing mechanism comprises a guide motor, a support, a gear block, gears and a guide block, wherein the support is fixed on the left side of the support block, the support is arranged on the upper side of the liquid collecting cylinder and is in a U-shaped structure, the guide motor is symmetrically fixed on the left side and the right side of the front side of the first block in the support, a rotating shaft is fixed after an output shaft of the guide motor passes through the first block, the rear end of the rotating shaft is screwed on the second block in the support through a bearing, the gears are sleeved and fixed on the rotating shaft, the gear block is arranged between the left gear and the right gear, racks are fixed on the left side and the right side of the gear block and are respectively meshed with the gears on one side of the rack, the upper side of the gear block is connected and fixed with the top block, a guide groove is formed in the bottom of the gear block, the guide block is fixed on the;
the base on be fixed with control panel, a cylinder, push motor, direction motor are equallyd divide and are connected with control panel respectively, wherein, a cylinder still is connected with outside air supply, push motor, direction motor, control panel all are connected with external power source.
Furthermore, the chest protecting blocks positioned at the front side and the rear side of the open groove are provided with a limiting groove in a run-through manner, the front side and the rear side of the moving block are both fixed with limiting rails, and the limiting rails are arranged in the limiting groove in a left-right sliding manner; when the moving block moves in the left-right direction, the moving block is guided through the sliding fit of the limiting rail and the limiting groove.
Furthermore, sliding grooves are formed in the tooth blocks positioned on the front side and the rear side of the guide groove in a penetrating mode, limiting blocks are symmetrically fixed to the front side and the rear side of the upper end of the guide block in a front-rear mode, and the tooth blocks are arranged on the limiting blocks in a vertically sliding mode through the sliding grooves; when the tooth block moves in the up-and-down direction, the sliding groove is guided by the limiting block.
Furthermore, a second groove is formed in the support, the second groove is arranged on the lower side of the first groove, a guide groove is formed in the support on the left side of the second groove in a penetrating manner, a second cylinder is fixed in the second groove, a driving block is fixed at the pushing end of the upper end of the second cylinder, the left side of the driving block is exposed on the left side of the support after sliding through the guide groove, and the chest protection block is fixed at the exposed end of the driving block; the second cylinder is respectively connected with the control panel and an external power supply; the drive block is driven to move up and down, so that the chest protection block can be adjusted in height, and the chest protection block is close to the chest of a patient.
Furthermore, a sliding rail is fixed on the inner wall of the right side of the second groove, the driving block is arranged on the sliding rail in a vertically sliding mode through a sliding groove in the right side of the driving block, and the driving block is guided through sliding fit of the sliding rail and the sliding groove.
The working principle of the invention is as follows: when the device is used, the device is adsorbed on an operation platform through a sucker, the chest of a patient is protected through a chest protecting block, a first air cylinder drives a support block to move downwards, a puncture needle moves downwards until the puncture needle is contacted with a moving block, and subsequent puncture operation is carried out by taking the contact point as the origin point, so that the puncture depth of the puncture needle is controlled; before puncture, the push motor is started to drive the screw rod to rotate, the screw rod rotates to drive the sleeve to move in the left-right direction through threads, the moving block is far away from the puncture grooves, the upper puncture groove and the lower puncture groove are arranged in a through mode, and the first cylinder is started to drive the puncture needle to move downwards to puncture; treat after the pjncture needle puncture, the direction motor through the left and right sides starts simultaneously, two direction motors are positive and negative motor, when two direction motors carry out the relative rotation, make the gear rotate, gear engagement drives rack rebound to make the tooth piece carry out the ascending removal in upper and lower side, make the kicking block remove, drive the push rod and remove, make the piston remove in a collection liquid section of thick bamboo, thereby extract the operation to the hydrops, through the control to direction motor, thereby control the extraction of hydrops.
After adopting the structure, the invention has the beneficial effects that:
1. the lower side of the puncture needle is provided with a chest protection block, the skin around the chest of the patient is protected by the chest protection block, and the puncture needle is calibrated by the moving block, so that the puncture depth of the puncture needle is convenient to control;
2. the left guide motor and the right guide motor rotate simultaneously, and the rotation directions of the two guide motors are arranged oppositely, so that when the two gears rotate, the two gears are meshed to drive the tooth block to move in the up-and-down direction, and the extraction amount of accumulated liquid is controlled;
3. carry out the regulation of direction from top to bottom through driving chest protector piece, make chest protector piece contact the setting to the patient of difference, improve the laminating efficiency of chest protector piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view taken along line a-a in fig. 2.
Fig. 4 is an enlarged view of a portion B in fig. 3.
Fig. 5 is an enlarged view of the portion C in fig. 3.
Fig. 6 is an enlarged view of a portion D in fig. 3.
Fig. 7 is an enlarged view of a portion E in fig. 1.
Fig. 8 is a schematic view of the connection among the bracket, the gear and the tooth block in the invention.
Fig. 9 is a schematic view of the connection between the chest protector and the moving block.
Description of reference numerals:
the device comprises a liquid collecting barrel 1, a puncture needle 2, a push rod 3, a sucker 4, a base 5, a support 6, a first groove 6-1, a second groove 6-2, a guide groove 6-3, a support block 7, a pushing mechanism 8, a guide motor 8-1, a support 8-2, a first block 8-2-1, a second block 8-2-2, a tooth block 8-3, a guide groove 8-3-1, a sliding groove 8-3-2, a gear 8-4, a guide block 8-5, a rack 8-6, a chest protecting mechanism 9, a chest protecting block 9-1, a notch 9-1-1, a puncture groove 9-1-2, a limiting groove 9-1-3, a moving block 9-2, a pushing motor 9-3, a screw rod 9-4, a sleeve 9-5, a first air cylinder 10, The device comprises a top block 11, a control panel 12, a limit rail 13, a limit block 14, a second air cylinder 15, a driving block 16, a sliding rail 17 and a connecting block 18.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 9, the technical solution adopted by the present embodiment is: the liquid collection device comprises a liquid collection cylinder 1, a puncture needle 2 and a push rod 3, wherein the puncture needle 2 is embedded at the bottom of the liquid collection cylinder 1 and is fixed by using an adhesive, the push rod 3 is inserted into the liquid collection cylinder 1, the bottom pushing end of the push rod 3 is fixed on a piston by using the adhesive, the piston is movably arranged in the liquid collection cylinder 1, the outer annular wall of the piston is in contact with the inner annular wall of the liquid collection cylinder 1, and the upper end of the push rod 3 is exposed at the upper side of the liquid collection cylinder 1; it also comprises a sucker 4, a base 5, a support 6, a support block 7, a pushing mechanism 8 and a chest protecting mechanism 9, wherein the sucker 4 is fixed at the bottom of the base 5 by screws, the sucker 4 is a vacuum sucker, the device is adsorbed on an operating table through a sucker 4, a support 6 is fixedly welded on a base 5, a chest protection mechanism 9 is arranged on the left side of the support 6, the chest protection mechanism 9 is arranged on the lower side of a puncture needle 2, a first groove 6-1 is formed in the upper end of the support 6, a first air cylinder 10 with the model of TN20 is fixed in the first groove 6-1 through a screw, a support block 7 is fixedly welded on the upper end pushing end of the first air cylinder 10, a connecting block 18 is fixedly welded on the left side of the support block 7, the left side of the connecting block 18 and a liquid collecting cylinder 1 are fixedly adhered through an adhesive, a top block 11 is fixed on the upper end of a push rod 3 through a screw, and a pushing mechanism 8 is arranged between the top block 11 and the;
the chest protection mechanism 9 comprises a chest protection block 9-1, a moving block 9-2, a pushing motor 9-3, a screw rod 9-4 and a sleeve 9-5, wherein the chest protection block 9-1 is arranged on the left side of the support 6, a slot 9-1-1 is formed in the chest protection block 9-1, the pushing motor 9-3 with the model of 60KTYZ is fixed on the inner wall of the right side of the slot 9-1-1 by screws, the screw rod 9-4 is fixedly welded on an output shaft of the pushing motor 9-3, the sleeve 9-5 is arranged on the screw rod 9-4 in a screwed connection mode through threads, the moving block 9-2 is fixedly welded at the left end of the sleeve 9-5, the upper side and the lower side of the moving block 9-2 are respectively in contact with the inner walls of the upper side and the lower side of the slot 9-1-1, and limiting grooves 9-1 are formed in a penetrating way on the chest protection blocks 9 1-3, the front side and the rear side of a moving block 9-2 are respectively fixedly welded with a limiting rail 13, the limiting rails 13 are arranged in a limiting groove 9-1-3 in a left-right sliding manner, a puncture groove 9-1-2 is arranged on a chest protection block 9-1 positioned on the upper side and the lower side of a notch 9-1-1 in a through manner, and the puncture groove 9-1-2 is arranged right below a puncture needle 2;
a second groove 6-2 is formed in the support 6, the second groove 6-2 is arranged on the lower side of the first groove 6-1, a guide groove 6-3 is formed in the support 6 on the left side of the second groove 6-2 in a penetrating mode, a second air cylinder 15 with the model number of TN20 is fixed in the second groove 6-2 through a screw, a driving block 16 is fixed to the pushing end of the upper end of the second air cylinder 15 in a welding mode, the left side of the driving block 16 penetrates through the guide groove 6-3 in a sliding mode and is exposed on the left side of the support 6, a chest protecting block 9-1 is fixed to the exposed end of the driving block 16 in a welding mode, a sliding rail 17 is fixed to the inner wall of the right side of the second groove 6-2 in a welding mode, and the driving block 16 is arranged on the sliding;
the pushing mechanism 8 comprises a guide motor 8-1, a support 8-2, a gear block 8-3, a gear 8-4 and a guide block 8-5, wherein the support 8-2 is fixedly welded on the left side of a support block 7, the support 8-2 is arranged on the upper side of the liquid collecting cylinder 1, the support 8-2 is arranged in a U-shaped structure, the guide motor 8-1 with the model of 60KTYZ is symmetrically fixed on the left and right side of the front side of the first block 8-2-1 in the support 8-2 by screws, a rotating shaft is fixedly welded after an output shaft of the guide motor 8-1 passes through the first block 8-2-1, the rear end of the rotating shaft is rotatably connected on the second block 8-2-2 in the support 8-2 through a bearing, the gear 8-4 is fixedly sleeved and welded on the rotating shaft, the gear 8-3 is arranged between the left gear 8-4 and the right gear 8-4, the left side and the right side of the tooth block 8-3 are respectively fixedly welded with a rack 8-6, the rack 8-6 is respectively meshed with a gear 8-4 on one side of the tooth block 8-3, the upper side of the tooth block 8-3 is fixed with a top block 11 by screws, the bottom of the tooth block 8-3 is provided with a guide groove 8-3-1, a connecting block 18 is fixedly welded with a guide block 8-5, the guide block 8-5 is arranged in the guide groove 8-3-1 in a penetrating manner, the tooth blocks 8-3 positioned on the front side and the rear side of the guide groove 8-3-1 are provided with sliding grooves 8-3-2 in a penetrating manner, the upper end of the guide block 8-5 is symmetrically welded and fixedly provided with limiting blocks 14 in a front-back manner, and the tooth blocks 8-3 are arranged on the limiting blocks 14 in;
a control panel 12 is fixed on the base 5 through screws, the first air cylinder 10, the first pushing motor 9-3 and the first guiding motor 8-1 are respectively connected with the control panel 12 through leads, the first air cylinder 10 is further connected with an external air source through an air pipe, and the first pushing motor 9-3, the first guiding motor 8-1 and the control panel 12 are all connected with the external power source through power lines.
The working principle of the specific embodiment is as follows: when the device is used, the device is adsorbed on an operation platform through a sucker 4, the chest of a patient is protected through a chest protecting block 9-1, a first air cylinder 10 drives a support block 7 to move downwards, so that a puncture needle 2 moves downwards until the puncture needle 2 is contacted with a moving block 9-2, and subsequent puncture operation is carried out by taking the contact point as an original point, so that the puncture depth of the puncture needle 2 is controlled; according to the requirements of a patient, the second cylinder 15 is started to drive the driving block 16 to move up and down, so that the chest protection block 9-1 is driven to move up and down, the chest protection block 9-1 is close to the chest of the patient, the skin around the chest of the patient is protected, before puncture, the pushing motor 9-3 is started to drive the screw rod 9-4 to rotate, the screw rod 9-4 rotates to drive the sleeve 9-5 to move left and right through threads, the moving block 9-2 is far away from the puncture groove 9-1-2, so that the upper puncture groove 9-1-2 and the lower puncture groove 9-1-2 are arranged in a through mode, and the first cylinder 10 is started to drive the puncture needle 2 to move down to puncture; after the puncture needle 2 punctures, the guide motors 8-1 on the left side and the right side are started simultaneously, the two guide motors 8-1 are both positive and negative motors, when the two guide motors 8-1 rotate relatively, the gear 8-4 rotates, the gear 8-4 is meshed with the rack 8-6 to drive the rack to move upwards, so that the tooth block 8-3 moves upwards and downwards, the top block 11 moves to drive the push rod 3 to move, the piston moves in the liquid collection cylinder 1 to extract the accumulated liquid, and the extraction of the accumulated liquid is controlled by controlling the guide motors 8-1.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the lower side of the puncture needle 2 is provided with a chest protection block 9-1, the skin around the chest of the patient is protected by the chest protection block 9-1, and the puncture needle 2 is calibrated by the moving block 9-2, so that the puncture depth of the puncture needle 2 is convenient to control;
2. the left guide motor 8-1 and the right guide motor 8-1 rotate simultaneously, and the rotation directions of the two guide motors 8-1 are arranged oppositely, so that when the two gears 8-4 rotate, the gears are meshed to drive the gear block 8-3 to move in the up-and-down direction, and the extraction amount of accumulated liquid is controlled;
3. the chest protection block 9-1 is driven to adjust the vertical direction, so that the chest protection block 9-1 is in contact arrangement with different patients, and the attaching efficiency of the chest protection block 9-1 is improved.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. A pericardial puncture liquid pumping device for cardiology department comprises a liquid collecting barrel (1), a puncture needle (2) and a push rod (3), wherein the puncture needle (2) is embedded and fixed at the bottom of the liquid collecting barrel (1), the push rod (3) is inserted in the liquid collecting barrel (1), the bottom pushing end of the push rod (3) is fixed on a piston, the piston is movably arranged in the liquid collecting barrel (1), the outer ring wall of the piston is in contact with the inner ring wall of the liquid collecting barrel (1), and the upper end of the push rod (3) is exposed at the upper side of the liquid collecting barrel (1); the method is characterized in that: it also comprises a sucker (4), a base (5) and a support (6), the device comprises a support block (7), a pushing mechanism (8) and a chest protection mechanism (9), wherein a sucker (4) is fixed at the bottom of a base (5), a support (6) is fixed on the base (5), the chest protection mechanism (9) is arranged on the left side of the support (6), the chest protection mechanism (9) is arranged on the lower side of a puncture needle (2), a first groove (6-1) is formed in the upper end of the support (6), a first air cylinder (10) is fixed in the first groove (6-1), a support block (7) is fixed at the pushing end of the upper end of the first air cylinder (10), a connecting block (18) is fixed on the left side of the support block (7), the left side of the connecting block (18) is fixedly connected with a liquid collecting cylinder (1), a top block (11) is fixed at the upper end of a push rod (3), and the pushing mechanism (8) is arranged between the top block;
the chest protection mechanism (9) comprises a chest protection block (9-1), a moving block (9-2), a pushing motor (9-3), a screw rod (9-4) and a sleeve (9-5), the chest protection block (9-1) is arranged on the left side of the support (6), a slot (9-1-1) is formed in the chest protection block (9-1), the pushing motor (9-3) is fixed on the inner wall of the right side of the slot (9-1-1), the screw rod (9-4) is fixed on the output shaft of the pushing motor (9-3), the sleeve (9-5) is arranged on the screw rod (9-4) in a screwed connection mode through threads, the moving block (9-2) is fixed at the left end of the sleeve (9-5), and the upper side and the lower side of the moving block (9-2) are respectively in contact with the inner walls of the upper side and the lower side of the slot, a puncture groove (9-1-2) is arranged on the chest protecting block (9-1) positioned at the upper side and the lower side of the notch (9-1-1) in a run-through manner, and the puncture groove (9-1-2) is arranged right below the puncture needle (2);
the pushing mechanism (8) comprises a guide motor (8-1), a support (8-2), a tooth block (8-3), a gear (8-4) and a guide block (8-5), the support (8-2) is fixed on the left side of the support block (7), the support (8-2) is arranged on the upper side of the liquid collecting cylinder (1), the support (8-2) is arranged in a U-shaped structure, the guide motor (8-1) is symmetrically and horizontally fixed on the front side of the first block (8-2-1) in the support (8-2), a rotating shaft is fixed after an output shaft of the guide motor (8-1) passes through the first block (8-2-1), the rear end of the rotating shaft is rotatably connected with the second block (8-2-2) in the support (8-2) through a bearing, and the gear (8-4) is sleeved and fixed on the rotating shaft, a gear block (8-3) is arranged between the left gear (8-4) and the right gear (8-3), racks (8-6) are fixed on the left side and the right side of the gear block (8-3), the racks (8-6) are respectively meshed with the gears (8-4) on one side of the gear block, the upper side of the gear block (8-3) is fixedly connected with the top block (11), a guide groove (8-3-1) is formed in the bottom of the gear block (8-3), a guide block (8-5) is fixed on the connecting block (18), and the guide block (8-5) is arranged in the guide groove (8-3-1) in a penetrating manner;
the air cylinder type air compressor is characterized in that a control panel (12) is fixed on the base (5), a first air cylinder (10), a pushing motor (9-3) and a guiding motor (8-1) are connected with the control panel (12) respectively, the first air cylinder (10) is further connected with an external air source, and the pushing motor (9-3), the guiding motor (8-1) and the control panel (12) are connected with an external power source.
2. The intracardiac puncture fluid extraction device according to claim 1, characterized in that: the chest protecting blocks (9-1) positioned on the front side and the rear side of the open slot (9-1-1) are provided with limit slots (9-1-3) in a run-through manner, the front side and the rear side of the moving block (9-2) are both fixed with limit rails (13), and the limit rails (13) are arranged in the limit slots (9-1-3) in a left-right sliding manner; when the moving block (9-2) moves in the left-right direction, the moving block (9-2) is guided through the sliding fit of the limiting rail (13) and the limiting groove (9-1-3).
3. The intracardiac puncture fluid extraction device according to claim 1, characterized in that: sliding grooves (8-3-2) are formed in the tooth blocks (8-3) positioned on the front side and the rear side of the guide groove (8-3-1) in a penetrating manner, limiting blocks (14) are symmetrically fixed to the upper end of the guide block (8-5) in the front and rear direction, and the tooth blocks (8-3) are arranged on the limiting blocks (14) in a vertically sliding manner through the sliding grooves (8-3-2); when the tooth block (8-3) moves in the up-and-down direction, the limit block (14) guides the sliding groove (8-3-2).
4. The intracardiac puncture fluid extraction device according to claim 1, characterized in that: a second groove (6-2) is formed in the support (6), the second groove (6-2) is arranged on the lower side of the first groove (6-1), a guide groove (6-3) is formed in the support (6) on the left side of the second groove (6-2) in a penetrating mode, a second air cylinder (15) is fixed in the second groove (6-2), a driving block (16) is fixed at the upper end pushing end of the second air cylinder (15), the left side of the driving block (16) is exposed on the left side of the support (6) after sliding through the guide groove (6-3), and a chest protecting block (9-1) is fixed on the exposed end of the driving block (16); the second cylinder (15) is respectively connected with the control panel (12) and an external power supply; the chest protection block (9-1) is adjusted in height by driving the driving block (16) to move up and down, so that the chest protection block (9-1) is arranged close to the chest of a patient.
5. The intracardiac puncture fluid extraction device according to claim 4, characterized in that: a sliding rail (17) is fixed on the inner wall of the right side of the second groove (6-2), the driving block (16) is arranged on the sliding rail (17) in a vertically sliding mode through a sliding groove in the right side of the driving block, and the driving block (16) is guided through sliding fit of the sliding rail (17) and the sliding groove.
6. The intracardiac puncture fluid extraction device according to claim 1, characterized in that: the working principle is as follows: when the device is used, the device is adsorbed on an operation platform through a sucker (4), the chest of a patient is protected through a chest protecting block (9-1), a first air cylinder (10) drives a support block (7) to move downwards, so that a puncture needle (2) moves downwards until the puncture needle (2) is contacted with a moving block (9-2), and subsequent puncture operation is carried out by taking the contact point as an original point, so that the puncture depth of the puncture needle (2) is controlled; before puncture, the motor (9-3) is pushed to start to drive the screw rod (9-4) to rotate, the screw rod (9-4) rotates to drive the sleeve (9-5) to move in the left-right direction through threads, the moving block (9-2) is far away from the puncture grooves (9-1-2), so that the upper puncture groove (9-1-2) and the lower puncture groove (9-1-2) are arranged in a penetrating manner, and the first cylinder (10) is started to drive the puncture needle (2) to move downwards to puncture; after the puncture needle (2) punctures, the guide motors (8-1) on the left side and the right side are started simultaneously, the two guide motors (8-1) are both positive and negative motors, when the two guide motors (8-1) rotate relatively, the gear (8-4) rotates, the gear (8-4) is meshed to drive the rack (8-6) to move upwards, so that the tooth block (8-3) moves in the up-and-down direction, the top block (11) moves to drive the push rod (3) to move, the piston moves in the liquid collection cylinder (1), and accordingly the accumulated liquid is extracted, and the extraction of the accumulated liquid is controlled by controlling the guide motors (8-1).
CN202010738635.7A 2020-07-28 2020-07-28 Pericardium puncture liquid pumping device for department of cardiology Active CN111759427B (en)

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CN112155654A (en) * 2020-10-14 2021-01-01 江阴市人民医院 Drill bushing clamping device for orthopedics department
CN112168304A (en) * 2020-10-21 2021-01-05 马春雪 Puncture positioning device applied to cardiac effusion patient
CN112370338A (en) * 2020-11-26 2021-02-19 漯河医学高等专科学校 Clinical ophthalmology belt cleaning device
CN112451059A (en) * 2020-11-27 2021-03-09 浙江省中医院、浙江中医药大学附属第一医院(浙江省东方医院) Body surface positioning and acupuncture instrument for sphenopalatine ganglion
CN112570221A (en) * 2020-11-10 2021-03-30 吴江市红星丝绸整理有限公司 Coating machine with glue shakes even device
CN112872701A (en) * 2021-01-23 2021-06-01 武汉交通职业学院 Ship pipeline welding tool
CN113303884A (en) * 2021-05-12 2021-08-27 河北省胸科医院 Tuberculous pleuritis treatment equipment
CN114159102A (en) * 2021-11-30 2022-03-11 平顶山市第一人民医院 Directional puncture sampling device for treating liver diseases

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CN112155654A (en) * 2020-10-14 2021-01-01 江阴市人民医院 Drill bushing clamping device for orthopedics department
CN112168304A (en) * 2020-10-21 2021-01-05 马春雪 Puncture positioning device applied to cardiac effusion patient
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CN112872701A (en) * 2021-01-23 2021-06-01 武汉交通职业学院 Ship pipeline welding tool
CN113303884A (en) * 2021-05-12 2021-08-27 河北省胸科医院 Tuberculous pleuritis treatment equipment
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