CN114848102A - Clinical piercing depth of intracardiac branch of academic or vocational study - Google Patents

Clinical piercing depth of intracardiac branch of academic or vocational study Download PDF

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Publication number
CN114848102A
CN114848102A CN202210508790.9A CN202210508790A CN114848102A CN 114848102 A CN114848102 A CN 114848102A CN 202210508790 A CN202210508790 A CN 202210508790A CN 114848102 A CN114848102 A CN 114848102A
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China
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belt pulley
puncture
gear
ratchet
rectangular
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CN202210508790.9A
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Chinese (zh)
Inventor
张亚平
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No2 People's Hospital Pingdingshan City
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No2 People's Hospital Pingdingshan City
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Priority to CN202210508790.9A priority Critical patent/CN114848102A/en
Publication of CN114848102A publication Critical patent/CN114848102A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3403—Needle locating or guiding means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B10/00—Other 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
    • A61B10/0045—Devices for taking samples of body liquids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3401—Puncturing needles for the peridural or subarachnoid space or the plexus, e.g. for anaesthesia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, 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
    • A61B90/10—Instruments, 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
    • A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A61G13/101—Clamping means for connecting accessories to the operating table
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
    • A61G13/1225—Back
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B10/00—Other 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
    • A61B10/0045—Devices for taking samples of body liquids
    • A61B2010/0077—Cerebrospinal fluid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3403—Needle locating or guiding means
    • A61B2017/3405—Needle locating or guiding means using mechanical guide means
    • A61B2017/3407—Needle locating or guiding means using mechanical guide means including a base for support on the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3403—Needle locating or guiding means
    • A61B2017/3405—Needle locating or guiding means using mechanical guide means
    • A61B2017/3409—Needle 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)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Hematology (AREA)
  • Neurosurgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Anesthesiology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a clinical puncture device for cardiology, which belongs to the technical field of medical equipment and comprises a fixing mechanism, an adjusting mechanism, an installation frame, a fixing clamp, a power mechanism, a jacking hydraulic cylinder, a puncture mechanism and a spring plate, wherein the installation frame provides an installation platform for the adjusting mechanism, the fixing clamp is installed on the side surface of the installation frame, the whole device is fixed on a bed through the fixing clamp, the adjusting mechanism is connected with the fixing mechanism, the state of the fixing mechanism is adjusted through the adjusting mechanism so as to adjust the body state of a patient, the spring plate is installed on the inner side of the fixing mechanism, the spring plate is pushed to move through a spine bulge, the spring plate is connected with the power mechanism, the power mechanism is connected with the puncture mechanism, the spring plate provides a power source for the power mechanism, the power mechanism provides a power source for the puncture mechanism, the puncture is completed through the puncture mechanism, and both the power mechanism and the puncture mechanism are installed on a sliding plate, the jacking hydraulic cylinder is arranged on the lower side of the sliding plate and pushes the sliding plate to perform lifting motion.

Description

Clinical piercing depth of intracardiac branch of academic or vocational study
Technical Field
The invention relates to the technical field of medical equipment, in particular to a clinical puncture device for cardiology.
Background
The intracardiac puncture is a medical operation term, and is a diagnosis and treatment technology for puncturing a puncture needle into a body cavity to extract secretion for testing, injecting gas or contrast medium into the body cavity to perform contrast examination, or injecting medicine into the body cavity. The puncture aims at blood drawing test, blood transfusion, fluid infusion and angiography after being placed into a catheter. The conventional puncture operation can be divided into an anterior approach, a middle approach and a posterior approach, and the treatment method requires that a patient lies on the side and bends the trunk to the greatest extent, so that the needle insertion is convenient, and the process needs assistance of an assistant and is very complicated.
The Chinese patent with publication number CN108420512B discloses a puncture device for cardiology department, which belongs to the field of medical instruments, and the technical scheme of the invention is as follows: the device comprises an outer barrel, an inner barrel and a core barrel which are sequentially sleeved from outside to inside, wherein corresponding positions of the inner barrel and the core barrel are respectively provided with a first extraction hole and a second extraction hole which are matched with each other, and an extraction cavity which is positioned on one side of a rotating rod and communicated with the second extraction hole is arranged in the core barrel; the front end of the inner cylinder is connected with a buffer air bag in a clamping manner, the buffer air bag comprises a fixed bag body positioned right in front of the inner cylinder and an annular bag body connected to the periphery of the fixed bag body, a rotating rod is rotatably connected to the center of the rear side surface of the fixed bag body through a connecting block, and pulling ropes connected to the rotating rod are arranged on the annular bag body at equal intervals along the circumferential direction of the annular bag body; the outer cylinder comprises a main cylinder body and an auxiliary cylinder body which are connected in a sliding mode, a reversing wheel is arranged on the main cylinder body, and a linkage rope which bypasses the reversing wheel is connected between the auxiliary cylinder body and the inner cylinder.
Disclosure of Invention
Aiming at the technical problems, the technical scheme adopted by the invention is as follows: a clinical puncture device for department of cardiology comprises a fixing mechanism, an installation frame, an adjusting mechanism and an elastic plate, wherein the installation frame provides an installation platform for the adjusting mechanism, the adjusting mechanism is connected with the fixing mechanism, the state of the fixing mechanism is adjusted through the adjusting mechanism so as to adjust the posture of a patient, the elastic plate is installed on the inner side of the fixing mechanism, the elastic plate is pushed to move through a protrusion of a spine, the elastic plate is connected with a power mechanism, the power mechanism is connected with the puncture mechanism, the elastic plate provides a power source for the power mechanism, the power mechanism provides a power source for the puncture mechanism, and puncture is completed through the puncture mechanism; the adjusting mechanism is provided with a sliding plate, the power mechanism and the puncture mechanism are both arranged on the sliding plate, the jacking hydraulic cylinder is arranged on the lower side of the sliding plate, and the jacking hydraulic cylinder pushes the sliding plate to move up and down.
The power mechanism is provided with an upper fixed block, the puncturing mechanism is provided with a second gear, a slotted hole is formed in the inner side of the upper fixed block, the elastic plate is slidably mounted in the slotted hole of the upper fixed block, a spring is mounted at the joint of the elastic plate and the upper fixed block, the spring is always in a compressed state, a special-shaped rod is fixedly mounted on the upper side of the elastic plate, reciprocating motion of the special-shaped rod is achieved through the spring, the special-shaped rod is connected with a one-way assembly, the one-way assembly is connected with the second gear, reciprocating motion of the special-shaped rod is converted into one-way rotation of the second gear through the one-way assembly, the second gear is meshed with a second rack, the second rack is slidably mounted on the lower side of the sliding plate, a puncturing needle is fixedly mounted on the side face, facing the fixed mechanism, of the second rack, puncturing is completed through the puncturing needle, the puncturing needle is connected with the extrusion assembly, and extraction of spinal fluid is completed through the extrusion assembly; the switch assembly is installed on the side face of the bouncing plate, and the bouncing plate is controlled by the switch assembly to stop moving after three times of reciprocating motion.
Furthermore, the one-way component is provided with a first rack which is fixedly arranged on the lower side of the special-shaped rod and is meshed with the first gear, a transmission shaft is fixedly arranged on the side surface, close to the sliding plate, of the first gear, the transmission shaft is rotatably arranged on the side surface of the upper fixed block, the transmission shaft and the first gear are coaxial, a ratchet wheel is fixedly arranged on the outer surface of the transmission shaft, the ratchet wheel and the transmission shaft are coaxial, the ratchet wheel is arranged on the inner side of the ratchet groove wheel, the ratchet groove wheel is rotatably arranged on the side surface of the upper fixed block, the side surface of the ratchet groove wheel is fixedly arranged with one end of a torsion spring, the other end of the torsion spring is fixedly arranged on the outer surface of a concentric shaft, the concentric shaft is rotatably arranged on the side surface of the ratchet groove wheel, the concentric shaft and the ratchet groove wheel are coaxial, and the ratchet wheel are coaxial.
Furthermore, the outer surface of the ratchet wheel is provided with helical teeth, the inner side of the ratchet grooved wheel is provided with a ratchet groove, and the ratchet groove on the inner side of the ratchet grooved wheel is meshed with the helical teeth on the outer surface of the ratchet wheel in a one-way mode.
Furthermore, the one-way component is also provided with a synchronous belt and a belt pulley, the synchronous belt, the concentric shaft and the belt pulley form belt transmission, the belt pulley is rotatably arranged on the side surface of the support block, and the support block is fixedly arranged on the lower side of the sliding plate; the outer surface of the belt pulley is provided with a rectangular through hole, and the centroid of the projection of the rectangular through hole of the belt pulley on the side face of the support block coincides with the axis of the belt pulley.
Furthermore, the one-way component is also provided with a second gear, the second gear is fixedly arranged on the outer surface of the belt pulley, the second gear is meshed with a second rack, the second rack is slidably arranged on the inner side of the support block, a connecting plate is fixedly arranged on the inner side of the support block and positioned below the second gear, and puncturing needles are fixedly arranged on the side surface of the second rack.
Further, the switch assembly is provided with a fixed block, a shifting piece and a moving rod, the fixed block is fixedly installed on the side face of the sliding plate, a rectangular through hole is formed in the side face of the fixed block, the length of the rectangular through hole of the fixed block is equal to that of the rectangular through hole of the belt pulley, the width of the rectangular through hole of the fixed block is larger than that of the rectangular through hole of the belt pulley, the moving rod is installed in the rectangular through holes of the fixed block and the belt pulley in a sliding mode, the width of the moving rod is equal to that of the rectangular through hole of the belt pulley, a plurality of inclined blocks are arranged on the upper side of the moving rod, inclined block inclined planes on the upper side of the moving rod face the fixed block, and the moving rod is located in the rectangular through hole of the belt pulley in an initial state; the shifting piece is slidably mounted on the upper surface of the inclined block on the upper side of the moving rod, the shifting piece is fixedly mounted on the lower side of the telescopic rod, the fixed part of the telescopic rod is rotatably mounted on the side surface of the sliding plate, the extending part of the telescopic rod is rotatably mounted on the side surface of the elastic plate, the moving rod is far away from the side surface of the sliding plate and is provided with a plurality of grooves, a spring piece is arranged in each groove of the moving rod, and each spring piece is connected with the groove of the moving rod through a spring.
Furthermore, the switch assembly still be provided with stop switch, stop switch fixed mounting in the fixed block side, along with the reciprocating motion of bullet movable plate, the plectrum stirs the sloping block of carriage release lever upside and removes, the sloping block of carriage release lever upside be four, when the plectrum contacted the fourth sloping block of carriage release lever upside, the carriage release lever breaks away from the rectangle through-hole of belt pulley this moment.
Furthermore, the stop switch is connected with the jacking hydraulic cylinder and controls the operation of the jacking hydraulic cylinder.
Compared with the prior art, the invention has the beneficial effects that: (1) the bent ridge part of the patient is assisted, so that the physical strength of medical personnel is saved, and the puncture needle is convenient to insert; (2) the gap between the third and the fourth lumbar vertebra spinous processes of the patient is automatically positioned, so that the positioning of the puncture point is more accurate; (3) automatically puncturing after positioning, and determining the puncturing depth to prevent irreversible consequences caused by over-deep insertion; (4) the ridge liquid is collected in a non-contact manner, so that the sterile environment is created, the wound infection of a patient is prevented, and the accuracy of collecting the sample data is also ensured.
Drawings
Fig. 1 is a schematic view of the general structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the adjusting mechanism of the present invention.
Fig. 3 is a schematic view of the general structure of the mounting bracket of the present invention.
Fig. 4 is a side view of a unidirectional assembly of the present invention.
Fig. 5 is a partially enlarged view of a portion a in fig. 4.
Fig. 6 is a schematic diagram of the overall structure of the switch assembly of the present invention.
Fig. 7 is a partial enlarged view of the portion B in fig. 6.
Fig. 8 is a schematic view of the connection relationship between the sliding plate and the second rack according to the present invention.
Fig. 9 is a schematic view showing the connection between the sliding plate and the upper fixing block according to the present invention.
Fig. 10 is a partially enlarged view of C in fig. 9.
FIG. 11 is a schematic view of the connection between the second gear and the second rack according to the present invention.
Fig. 12 is a partially enlarged view of fig. 11 at D.
FIG. 13 is a schematic view showing the connection between the side plate and the upper cylinder according to the present invention.
Fig. 14 is a partially enlarged view of E in fig. 13.
Fig. 15 is a schematic view of the connection relationship between the ratchet-shaped grooved wheel and the ratchet-shaped wheel according to the present invention.
Reference numerals: 1-a fixing mechanism; 2-an adjustment mechanism; 3-mounting a frame; 4-fixing clips; 5-a power mechanism; 6-jacking hydraulic cylinder; 7-a puncture mechanism; 8-a flicking plate; 101-a flexible plate; 102-a strap; 103-locking clip; 201-electrifying cylinder; 202-lower electric cylinder; 203-a sliding plate; 204-fixed block; 301-side panels; 302-a backplane; 303-a supporting block; 501-sliding blocks; 502-spring telescopic rod; 503-fixing block; 504-a profiled bar; 505-a first rack; 506-a first gear; 507-protecting the shell; 508-a spring; 509-a plectrum; 510-a telescopic rod; 511-a travel bar; 512-stop switch; 513-a spring leaf; 514-synchronous belt; 515-a pulley; 516-connecting plates; 517-an extension rod; 518-concentric shaft; 519-torsion spring; 520-a ratchet sheave; 521-a ratchet wheel; 522-a drive shaft; 701-a second gear; 702 — a second rack; 703-piercing needle; 704-a compression bottle; 705-three-head hose; 706-reservoir bottle.
Detailed Description
The technical solution of the present invention is further described below by way of specific embodiments.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
As shown in the first drawing, the mounting frame 3 provides a mounting platform for the adjusting mechanism 2, the fixing clip 4 is mounted on the side of the mounting frame 3, the whole device is fixed on a bed through a fixing clamp 4, an adjusting mechanism 2 is connected with a fixing mechanism 1, the state of the fixing mechanism 1 is adjusted through the adjusting mechanism 2 so as to adjust the posture of the patient, the elastic plate 8 is arranged on the inner side of the fixing mechanism 1, the movement of the elastic plate 8 is pushed through the bulge of the spine, the elastic plate 8 is connected with the power mechanism 5, the power mechanism 5 is connected with the puncture mechanism 7, the elastic plate 8 provides a power source for the power mechanism 5, the power mechanism 5 provides a power source for the puncture mechanism 7, the puncture is completed by the puncture mechanism 7, the power mechanism 5 and the puncture mechanism 7 are both installed on the sliding plate 203, the jacking hydraulic cylinder 6 is installed on the lower side of the sliding plate 203, and the sliding plate 203 is pushed to move up and down by the jacking hydraulic cylinder 6.
As shown in the second to fourth drawings and the tenth to fifteenth drawings, an upper fixing block 503 is fixedly installed on the upper side of a sliding plate 203, a slot is arranged on the inner side of the upper fixing block 503, a spring 508 is installed at the joint of the elastic plate 8 and the upper fixing block 503, the spring 508 is always in a compressed state, a special-shaped rod 504 is fixedly installed on the upper side of the elastic plate 8, the reciprocating motion of the special-shaped rod 504 is realized through the spring 508, the special-shaped rod 504 is connected with a one-way component, the one-way component is connected with a second gear 701, the reciprocating motion of the special-shaped rod 504 is converted into the one-way rotation of the second gear 701 through the one-way component, the second gear 701 is meshed with a second rack 702, the second rack 702 is slidably installed on the lower side of the sliding plate 203, a puncturing needle 703 is fixedly installed on the side surface of the second rack 702 facing to a fixing mechanism 1, the puncturing is completed through the puncturing needle 703, and the puncturing needle 703 is connected with an extruding component, the spinal fluid is extracted through the extrusion assembly; the switch assembly is installed to the 8 side of bullet movable plate, accomplishes the back and forth motion of cubic through switch assembly control bullet movable plate 8, and the stop motion.
As shown in fig. two to fig. ten, the one-way component is provided with a first rack 505, the first rack 505 is fixedly installed at the lower side of the special-shaped rod 504, the first rack 505 is engaged with the first gear 506, a transmission shaft 522 is fixedly installed at the side surface of the first gear 506 close to the sliding plate 203, the transmission shaft 522 is coaxial with the first gear 506, a ratchet wheel 521 is fixedly installed at the outer surface of the transmission shaft 522, the transmission shaft 522 is rotatably installed at the side surface of the upper fixing block 503, the ratchet wheel 521 is coaxial with the transmission shaft 522, the ratchet wheel 521 is installed at the inner side of the ratchet wheel 520, the ratchet wheel 520 is rotatably installed at the side surface of the upper fixing block 503, the side surface of the ratchet wheel 520 is fixedly installed with one end of a torsion spring 519, a protective shell 507 is fixedly installed at the side surface of the upper fixing block 503, the ratchet wheel 520 is rotatably installed inside the protective shell 507 and coaxial with the ratchet wheel 520, the other end of the torsion spring 519 is fixedly installed at the outer surface of the concentric shaft 518, the concentric shaft 518 is rotatably installed at the side surface of the ratchet wheel 520, the concentric shaft 518 and the ratchet-shaped grooved wheel 520 are coaxial, the ratchet-shaped wheel 521 and the ratchet-shaped grooved wheel 520 are coaxial, the outer surface of the ratchet-shaped wheel 521 is provided with oblique teeth, the inner side of the ratchet-shaped grooved wheel 520 is provided with a ratchet-shaped groove, the ratchet-shaped groove in the inner side of the ratchet-shaped grooved wheel 520 is meshed with the oblique teeth in the outer surface of the ratchet-shaped wheel 521 in a one-way mode, the synchronous belt 514, the concentric shaft 518 and the belt pulley 515 form belt transmission, the belt pulley 515 is rotatably installed on the side surface of the support block 303, and the support block 303 is fixedly installed on the lower side of the sliding plate 203; the outer surface of the belt pulley 515 is provided with a rectangular through hole, the centroid of the projection of the rectangular through hole of the belt pulley 515 on the side surface of the support block 303 is superposed with the axis of the belt pulley 515, the second gear 701 is fixedly arranged on the outer surface of the belt pulley 515, the second gear 701 is meshed with the second rack 702, the second rack 702 is slidably arranged on the inner side of the support block 303, the inner side of the support block 303 is fixedly provided with a connecting plate 516, the connecting plate 516 is positioned below the second gear 701, and the side surface of the second rack 702 is fixedly provided with a puncturing needle 703.
As shown in fig. eight to fifteen, the switch assembly is provided with a fixed block 204, a dial 509 and a moving rod 511, the fixed block 204 is fixedly installed on the side surface of the sliding plate 203, the side surface of the fixed block 204 is provided with a rectangular through hole, the length of the rectangular through hole of the fixed block 204 is equal to that of the rectangular through hole of the belt pulley 515, the width of the rectangular through hole of the fixed block 204 is greater than that of the rectangular through hole of the belt pulley 515, the moving rod 511 is slidably installed in the rectangular through holes of the fixed block 204 and the belt pulley 515, the width of the moving rod 511 is equal to that of the rectangular through hole of the belt pulley 515, the upper side of the moving rod 511 is provided with a plurality of inclined blocks, the inclined plane of the inclined block on the upper side of the moving rod 511 faces the fixed block 204, and the moving rod 511 is located in the rectangular through hole of the belt pulley 515 in an initial state; the shifting piece 509 is slidably arranged on the upper surface of an inclined block on the upper side of the moving rod 511, the shifting piece 509 is fixedly arranged on the lower side of the telescopic rod 510, the fixed part of the telescopic rod 510 is rotatably arranged on the side surface of the sliding plate 203, the extended part of the telescopic rod 510 is rotatably arranged on the side surface of the bouncing plate 8, the side surface of the moving rod 511 far away from the sliding plate 203 is provided with a plurality of grooves, a spring leaf 513 is arranged in each groove of the moving rod 511, each spring leaf 513 is connected with the groove of the moving rod 511 through a spring, the stop switch 512 is fixedly arranged on the side surface of the fixed block 204, the shifting piece 509 shifts the inclined block on the upper side of the moving rod 511 to move along with the reciprocating movement of the bouncing plate 8, the inclined blocks on the upper side of the moving rod 511 are four, when the shifting piece 509 contacts the fourth inclined block on the upper side of the moving rod 511, the moving rod 511 is separated from the rectangular through hole of the belt pulley 515, the stop switch 512 is connected with the jacking hydraulic cylinder 6, the stop switch 512 controls the operation of the jack cylinder 6.
As shown in the first to fourth drawings and the sixth to tenth drawings, the fixing mechanism 1 is provided with a flexible plate 101, the adjusting mechanism 2 is provided with an upper electric cylinder 201 and a lower electric cylinder 202, the mounting frame 3 is provided with a side plate 301, the power mechanism 5 is provided with a sliding block 501, the upper electric cylinder 201 is fixedly installed on the upper side of the side plate 301, the lower electric cylinder 202 is fixedly installed on the lower side of the side plate 301, the extending ends of the upper electric cylinder 201 and the lower electric cylinder 202 are respectively and fixedly installed on two sides of the flexible plate 101, the flexible plate 101 is foldable, the locking clamp 103 is fixedly installed on the upper side of the flexible plate 101, the binding band 102 is fixedly installed on the lower side of the flexible plate 101, and the side surface of the flexible plate 101 is provided with a rectangular through groove; the sliding blocks 501 are slidably mounted on two sides of the flexible board 101, the number of the sliding blocks 501 is two, the elastic board 8 is slidably mounted between the two sliding blocks 501, the upper side and the lower side of each sliding block 501 are rotatably mounted with the spring telescopic rods 502, the spring telescopic rods 502 are rotatably mounted on the outer surfaces of the extension rods 517, the extension rods 517 are fixedly mounted on two sides of the sliding board 203, the sliding board 203 is slidably mounted on the inner side of the side board 301, the lower side of the side board 301 is fixedly mounted with the bottom board 302, the jacking hydraulic cylinder 6 is fixedly mounted on the upper side of the bottom board 302, and the extension end of the jacking hydraulic cylinder 6 is fixedly mounted on the lower side of the connecting plate 516.
As shown in fig. thirteen and fig. fourteen, the squeezing assembly is provided with a compression bottle 704, the compression bottle 704 is fixedly installed on the inner side of the side plate 301, the compression bottle 704 is connected with one end of a three-head hose 705, a liquid storage bottle 706 is installed in the side plate 301, the liquid storage bottle 706 is connected with one end of the three-head hose 705, a puncturing needle 703 is connected with one end of the three-head hose 705, the pressure inside the compression bottle 704 is reduced in the process of gradually releasing the gas inside the compression bottle 704 by releasing the compressed gas inside the compression bottle 704, and spinal fluid slowly flows into the liquid storage bottle 706 through the puncturing needle 703 and the three-head hose 705 under the internal pressure of a human body.
The invention discloses a clinical puncture device for cardiology department, which has the following working principle.
Before the operation, the device is integrally fixed on the side surface of a bed body through the fixing clamp 4, then a patient lies on the side surface of the flexible plate 101, the patient is fixed through the binding band 102, the shoulder part of the patient is buckled by the locking clamp 103, then the upper electric cylinder 201 and the lower electric cylinder 202 are started, the spine bending part of the patient is assisted, the physical strength of medical staff is saved, the spine part of the patient is bent to the maximum extent as far as possible, then the upper electric cylinder 201 and the lower electric cylinder 202 stop working, and at the moment, the elastic plate 8 is tightly attached to the spine part of the human body.
The jacking hydraulic cylinder 6 is started to push the sliding plate 203 to ascend, the elastic plate 8 starts to reciprocate under the action of the protrusion of the ridge of the human body in the ascending process, the special-shaped rod 504 is driven to reciprocate under the reciprocating motion of the elastic plate 8, the special-shaped rod 504 drives the first rack 505 to reciprocate, the first rack 505 drives the first gear 506 to reciprocate, the first gear 506 reciprocates to drive the transmission shaft 522 to reciprocate, the transmission shaft 522 drives the ratchet wheel 521 to reciprocate, the ratchet wheel 520 is driven to rotate when the ratchet wheel 521 starts to rotate, the ratchet wheel 520 does not rotate when the ratchet wheel 521 rotates in the reverse direction, the torsion spring 519 starts to be compressed, and at the moment, the movable rod 511 is located in the rectangular through hole in the belt wheel 515, so the concentric shaft 518 does not rotate.
When the springing plate 8 reciprocates, the telescopic rod 510 is driven to swing, when the telescopic rod 510 swings, the poking piece 509 starts to poke the inclined block on the upper side of the moving rod 511, when the springing plate 8 reciprocates for the third time, the poking piece 509 contacts the fourth inclined block on the upper side of the moving rod 511, at this time, the moving rod 511 contacts the stop switch 512, at this time, the moving rod 511 is separated from the rectangular through hole of the belt pulley 515, at this time, the jacking hydraulic cylinder 6 stops moving, at this time, the torsion spring 519 starts to restore to deform, the concentric shaft 518 starts to rotate, the belt pulley 515 is driven to rotate through the synchronous belt 514 when the concentric shaft 518 rotates, the belt pulley 515 drives the second gear 701 to rotate, the second gear 701 drives the second rack 702 to move, the second rack 702 drives the puncturing needle 703 to move forwards, and then puncturing starts to puncture.
The compressed gas in the compression bottle 704 is slowly released, the pressure in the compression bottle 704 is reduced in the process of gradually releasing the gas in the compression bottle 704, and spinal fluid slowly flows into the liquid storage bottle 706 through the puncture needle 703 and the three-headed hose 705 under the internal pressure of a human body.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and fall within the scope of the present invention.

Claims (8)

1. The utility model provides a clinical piercing depth of intracardiac branch of academic or vocational study, includes fixed establishment (1) and mounting bracket (3), its characterized in that: the adjustable puncture device is characterized by further comprising an adjusting mechanism (2) and a bouncing plate (8), the mounting frame (3) provides a mounting platform for the adjusting mechanism (2), the adjusting mechanism (2) is connected with the fixing mechanism (1), the state of the fixing mechanism (1) is adjusted through the adjusting mechanism (2) so as to adjust the posture of a patient, the bouncing plate (8) is mounted on the inner side of the fixing mechanism (1), the bouncing plate (8) is pushed to move through a protrusion of a spine, the bouncing plate (8) is connected with the power mechanism (5), the power mechanism (5) is connected with the puncture mechanism (7), the power mechanism (5) provides a power source for the puncture mechanism (7), and puncture is completed through the puncture mechanism (7); the adjusting mechanism (2) is provided with a sliding plate (203), the power mechanism (5) and the puncture mechanism (7) are both arranged on the sliding plate (203), the jacking hydraulic cylinder (6) is arranged on the lower side of the sliding plate (203), and the sliding plate (203) is pushed to move up and down through the jacking hydraulic cylinder (6);
the power mechanism (5) is provided with an upper fixing block (503), the puncture mechanism (7) is provided with a second gear (701), the inner side of the upper fixing block (503) is provided with a slotted hole, the elastic plate (8) is slidably arranged in the slotted hole of the upper fixing block (503), a spring (508) is arranged at the joint of the elastic plate (8) and the upper fixing block (503), a special-shaped rod (504) is fixedly arranged on the upper side of the elastic plate (8), the reciprocating motion of the special-shaped rod (504) is realized through the spring (508), the special-shaped rod (504) is connected with a one-way assembly, the one-way assembly is connected with the second gear (701), the reciprocating motion of the special-shaped rod (504) is converted into the one-way rotation of the second gear (701) through the one-way assembly, the second gear (701) is meshed with a second rack (702), and a puncture needle (703) is fixedly arranged on the side surface of the second rack (702) facing the fixing mechanism (1), the puncturing is completed through the puncturing needle (703), the puncturing needle (703) is connected with the extrusion assembly, and the spinal fluid is extracted through the extrusion assembly; the switch assembly is installed on the side face of the elastic plate (8), and the elastic plate (8) is controlled by the switch assembly to stop moving after three times of reciprocating motion.
2. The cardiology clinic puncture device of claim 1, wherein: the one-way component is provided with a first rack (505), the first rack (505) is fixedly arranged on the lower side of the special-shaped rod (504), the first rack (505) is meshed with a first gear (506), a transmission shaft (522) is fixedly arranged on the side surface, close to the sliding plate (203), of the first gear (506), the transmission shaft (522) is rotatably arranged on the side surface of the upper fixing block (503), the transmission shaft (522) and the first gear (506) are coaxial, a ratchet wheel (521) is fixedly arranged on the outer surface of the transmission shaft (522), the ratchet wheel (521) and the transmission shaft (522) are coaxial, the ratchet wheel (521) is arranged on the inner side of the ratchet wheel (520), the ratchet wheel (520) is rotatably arranged on the side surface of the upper fixing block (503), the side surface of the ratchet wheel (520) is fixedly arranged with one end of a torsion spring (519), the other end of the torsion spring (519) is fixedly arranged on the outer surface of the concentric shaft (518), and the concentric shaft (518) is rotatably arranged on the side surface of the ratchet wheel (520), the concentric shaft (518) and the ratchet-shaped grooved wheel (520) are coaxial, and the ratchet-shaped wheel (521) and the ratchet-shaped grooved wheel (520) are coaxial.
3. The cardiology clinic puncture device of claim 2, wherein: the outer surface of the ratchet wheel (521) is provided with helical teeth, the inner side of the ratchet grooved wheel (520) is provided with a ratchet groove, and the ratchet groove on the inner side of the ratchet grooved wheel (520) is meshed with the helical teeth on the outer surface of the ratchet wheel (521) in a one-way mode.
4. The cardiology clinic puncture device of claim 2, wherein: the one-way component is also provided with a synchronous belt (514) and a belt pulley (515), the synchronous belt (514), a concentric shaft (518) and the belt pulley (515) form belt transmission, the belt pulley (515) is rotatably arranged on the side surface of the support block (303), and the support block (303) is fixedly arranged on the lower side of the sliding plate (203); the outer surface of the belt pulley (515) is provided with a rectangular through hole, and the centroid of the projection of the rectangular through hole of the belt pulley (515) on the side surface of the support block (303) is superposed with the axis of the belt pulley (515).
5. The cardiology clinic puncture device of claim 4, wherein: the one-way component is further provided with a second gear (701), the second gear (701) is fixedly installed on the outer surface of the belt pulley (515), the second gear (701) is meshed with a second rack (702), the second rack (702) is installed on the inner side of the support block (303) in a sliding mode, a connecting plate (516) is fixedly installed on the inner side of the support block (303), the connecting plate (516) is located below the second gear (701), and a puncturing needle (703) is fixedly installed on the side face of the second rack (702).
6. The cardiology clinic puncture device of claim 4, wherein: the switch component is provided with a fixed block (204), a shifting sheet (509) and a moving rod (511), the fixed block (204) is fixedly arranged on the side surface of the sliding plate (203), a rectangular through hole is arranged on the side surface of the fixed block (204), the length of the rectangular through hole of the fixed block (204) is equal to that of the rectangular through hole of the belt pulley (515), the width of the rectangular through hole of the fixed block (204) is greater than that of the rectangular through hole of the belt pulley (515), a moving rod (511) is arranged in the rectangular through holes of the fixed block (204) and the belt pulley (515) in a sliding way, the width of the moving rod (511) is equal to that of the rectangular through hole of the belt pulley (515), a plurality of inclined blocks are arranged on the upper side of the movable rod (511), the inclined surfaces of the inclined blocks on the upper side of the movable rod (511) face the fixed block (204), and the movable rod (511) is positioned in the rectangular through hole of the belt pulley (515) in an initial state; plectrum (509) slidable mounting in carriage release lever (511) upside sloping block upper surface, plectrum (509) fixed mounting in telescopic link (510) downside, telescopic link (510) fixed part rotates and installs in sliding plate (203) side, telescopic link (510) extension rotates and installs in springing board (8) side, carriage release lever (511) keep away from sliding plate (203) side and are provided with a plurality of recesses, each recess of carriage release lever (511) in all be provided with a spring leaf (513), pass through spring coupling between the recess of each spring leaf (513) and carriage release lever (511).
7. The cardiology clinic puncture device of claim 6, wherein: the switch component is further provided with a stop switch (512), the stop switch (512) is fixedly installed on the side face of the fixed block (204), the poking piece (509) pokes the inclined block on the upper side of the moving rod (511) to move along with the reciprocating movement of the elastic plate (8), the four inclined blocks on the upper side of the moving rod (511) are provided, when the poking piece (509) contacts the fourth inclined block on the upper side of the moving rod (511), the moving rod (511) contacts the stop switch (512), and at the moment, the moving rod (511) is separated from the rectangular through hole of the belt pulley (515).
8. The cardiology clinic puncture device of claim 7, wherein: the stop switch (512) is connected with the jacking hydraulic cylinder (6), and the stop switch (512) controls the operation of the jacking hydraulic cylinder (6).
CN202210508790.9A 2022-05-10 2022-05-10 Clinical piercing depth of intracardiac branch of academic or vocational study Withdrawn CN114848102A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210508790.9A CN114848102A (en) 2022-05-10 2022-05-10 Clinical piercing depth of intracardiac branch of academic or vocational study

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210508790.9A CN114848102A (en) 2022-05-10 2022-05-10 Clinical piercing depth of intracardiac branch of academic or vocational study

Publications (1)

Publication Number Publication Date
CN114848102A true CN114848102A (en) 2022-08-05

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Family Applications (1)

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CN202210508790.9A Withdrawn CN114848102A (en) 2022-05-10 2022-05-10 Clinical piercing depth of intracardiac branch of academic or vocational study

Country Status (1)

Country Link
CN (1) CN114848102A (en)

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