CN116327335B - Auxiliary fixing bracket for ultrasonic guided nerve block and auxiliary method thereof - Google Patents
Auxiliary fixing bracket for ultrasonic guided nerve block and auxiliary method thereof Download PDFInfo
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- CN116327335B CN116327335B CN202310390535.3A CN202310390535A CN116327335B CN 116327335 B CN116327335 B CN 116327335B CN 202310390535 A CN202310390535 A CN 202310390535A CN 116327335 B CN116327335 B CN 116327335B
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- 210000005036 nerve Anatomy 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000000523 sample Substances 0.000 claims abstract description 47
- 230000000694 effects Effects 0.000 claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims abstract description 5
- 230000006641 stabilisation Effects 0.000 claims abstract description 5
- 238000011105 stabilization Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 48
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000002604 ultrasonography Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 5
- 238000002474 experimental method Methods 0.000 abstract description 2
- 230000004927 fusion Effects 0.000 abstract description 2
- 208000002193 Pain Diseases 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000036407 pain Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 210000002435 tendon Anatomy 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 241001260012 Bursa Species 0.000 description 1
- 208000000094 Chronic Pain Diseases 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 108010067654 nerveside Proteins 0.000 description 1
- 208000037920 primary disease Diseases 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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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
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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
- A61B17/3401—Puncturing needles for the peridural or subarachnoid space or the plexus, e.g. for anaesthesia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
-
- 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
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
-
- 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
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Nursing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The invention discloses an ultrasonic guided nerve block auxiliary fixing support and an auxiliary method thereof. Starting an electric telescopic rod to adjust the positions of the puncture adjusting bracket and the ultrasonic probe clamping frame, sleeving the ultrasonic probe into the ultrasonic probe clamping frame, and stably abutting against the skin of the puncture part of a patient under the extrusion and stabilization actions of an elastic air cushion; the knob drives the first conical gear, the first conical gear drives the second conical gear to rotate, the second conical gear drives the first conical gear connected with the driving shaft together, the driving shaft drives the puncture frame to rotate, and the puncture orientation is finally determined by combining the indication effect of the pointer. Each functional component has strong adjustment capability, is suitable for various puncture occasions, has strong fusion with different puncture operations, can finely adjust the puncture angle, and can determine final puncture after multiple experiments, thereby effectively reducing the condition of puncture deviation.
Description
Technical Field
The invention relates to the technical field of nerve block anesthesia, in particular to an ultrasonic guided nerve block auxiliary fixing bracket and an auxiliary method thereof.
Background
Nerve block is a minimally invasive treatment technology for chronic pain treatment, and on the premise of knowing the position of a primary disease focus and the way and reason of causing pain, a small amount of treatment drugs such as starting points, triggering points and pain involved in the dominant nerves and muscles causing pain are accurately used by an ultrasonic guiding technology, and the treatment drugs are accurately injected to the nerve side or muscle side and tendon side of the lesion, so that the aims of high treatment accuracy, definite effect and smaller side effect are achieved. The specific process is that the ultrasonic instrument receives the information sent by the human body through ultrasonic wave to process the image, then the ultrasonic anatomical sound image is displayed on the screen, the pain department uses the advantage of musculoskeletal ultrasonic, can dynamically monitor the tissues of the human body in real time, and has high-definition resolution capability on the bursa tissues of nerves, muscles, tendons, blood vessels, bones and joints.
In the existing ultrasonic guidance nerve blocking process, because a doctor is required to finish ultrasonic guidance of a puncture part simultaneously to determine the puncture direction and puncture needle insertion operation, the requirement on the doctor capacity is high, the puncture difficulty is high, and puncture deviation is easy to occur. In this regard, the application number CN202110646659.4 discloses an ultrasonic-guided nerve block puncture support for anesthesia department, which is characterized in that the overall stability of the support is increased through a sucker seat and a balancing weight, an ultrasonic probe can be fixed by a U-shaped frame, a turnover plate and a buckling unit, a telescopic rod, a sleeve, a fixing bolt, a locking bolt, a lantern ring and a vertical rod are prevented from manually supporting the ultrasonic probe, the working difficulty is reduced, and the position of the ultrasonic probe is adjusted on the other hand, so that the ultrasonic probe is convenient to use; but this patent exists the problem lies in that operation pre-operation governing equipment step is loaded down with trivial details, for example needs the height of adjusting the lantern ring at every turn, all needs the both hands unblock locking bolt on the position on the montant, and the puncture needle backup pad of this patent can only provide the puncture hole of three types, and the position of this puncture hole is limited in the front of U type frame in addition, can't adjust puncture angle and orientation at will according to real puncture condition.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an ultrasonic guided nerve block auxiliary fixing bracket and an auxiliary method thereof.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides an supplementary fixed bolster of supersound guide nerve block and supplementary method thereof, includes adjusting support and adjusting support fixed connection's slide bar, the top cap that sets up on the slide bar and the elevating system shell that sets up on the slide bar, its characterized in that: the adjusting support comprises a fixed block fixedly connected with the sliding rod, the lower part of the fixed block is connected with the moving block through a handle adjusting stud, and the tail part of the handle adjusting stud is provided with a double bolt for limiting the displacement of the moving block;
the front end of the lifting mechanism shell is connected with a puncture adjusting bracket through an electric telescopic rod, the bottom end of the puncture adjusting bracket is connected with an ultrasonic probe clamping frame through a connecting piece, and a fixing block is arranged between the ultrasonic probe clamping frame and the connecting piece.
Preferably, the rear end of the lifting mechanism shell is provided with a pressing grab handle which is connected through the rotation of the shaft pin, the interior of the lifting mechanism shell is divided into an upper part and a lower part through the extension of the shell, the lower end of the shaft pin positioned in the lower half part of the lifting mechanism shell is provided with a first sliding piece, the interior of the upper half part of the lifting mechanism shell is provided with a second sliding piece, and the centers of the first sliding piece and the second sliding piece are provided with empty slots for penetrating through the sliding rod.
Preferably, a telescopic spring is arranged between the bottom of the first sliding piece and the inner wall of the lower half part of the lifting mechanism shell, a telescopic spring is arranged between the second sliding piece and the inner wall of the upper half part of the lifting mechanism shell, a T-shaped connecting rod is arranged between the first sliding piece and the second sliding piece, a T-shaped head seat of the T-shaped connecting rod is propped against the first sliding piece, the T-shaped connecting rod penetrates through the second sliding piece, a double bolt is arranged on a threaded connection part at the tail part of the T-shaped connecting rod, and a friction block attached to the sliding rod is arranged at one end of the second sliding piece.
Preferably, the puncture adjusting bracket and the ultrasonic probe clamping frame are round, and a sliding groove is arranged on the outer side of the puncture adjusting bracket.
Preferably, sliding connection sets up angle adjustment mechanism on the sliding tray in puncture adjusting support outside, be equipped with knob, actuating system, puncture frame and drive shaft on the angle adjustment mechanism, through knob control actuating system, actuating system sets up inside actuating system shell, actuating system includes a conical gear and two conical gears, a conical gear, two conical gears each set up the even number, knob and other end connection two conical gears are connected to a conical gear one end, two conical gears distribute at actuating system shell inner wall front and back end, another conical gear is connected jointly on conical gear right side, and this conical gear connects the drive shaft, actuating system shell external connection drive shaft department is equipped with the scale, be equipped with the pointer in the drive shaft, drive shaft end-to-end connection puncture frame.
Preferably, the ultrasonic probe clamping frame is divided into two half symmetrical clamping frames, one end of each clamping frame is rotationally connected with the fixed block, the clamping frames positioned at the front end of the fixed block are connected through a reset spring, a clamping closing opening is formed in the connecting position of the other end of each clamping frame, and an elastic air cushion is arranged on each ultrasonic probe clamping frame.
Preferably, the driving system shell is in sliding connection with the sliding groove through a sliding block, a plurality of friction concave blocks are arranged at the bottom of the sliding groove, a plurality of friction convex blocks are arranged at the bottom of the sliding block, the friction convex blocks and the friction concave blocks form movement obstruction with each other, and a gap is reserved between the upper end face of the sliding block and the top of the sliding groove.
In order to solve the above-mentioned problems, another technical solution of the present invention is as follows: an auxiliary method for an auxiliary fixing bracket for ultrasonic guided nerve block, comprising the following steps:
step one: medical staff holds the ultrasonic probe to carry out final determination on the puncture part of a patient, then the fixing block is abutted against the upper surface of the peripheral bed edge of a sickbed or an operating table at a selected position, the moving block is regulated to be tightly clamped with the fixing block on the bed edge of the sickbed or the operating table, and double bolts at the tail parts of the handle regulating studs are sequentially screwed;
step two: the pressing grab handle is pressed down by one hand, so that the cam part of the pressing grab handle applies force downwards to the first sliding piece, meanwhile, the bottom of the first sliding piece is supported by the telescopic spring, the first sliding piece is changed into a horizontal state from an inclined state, one end of the first sliding piece drives the T-shaped connecting rod to move upwards, the double bolts on the T-shaped connecting rod move upwards synchronously with the T-shaped connecting rod, the second sliding piece is also temporarily restored to the horizontal state under the influence of the telescopic spring, one end of the second sliding piece connected with the friction block moves towards the direction away from the outer side of the sliding rod, and at the moment, the friction block releases the friction effect on the sliding rod;
the lifting mechanism shell is moved to a proper height position from a puncture part of a patient, then the transverse horizontal angle of the lifting mechanism shell is rotated, the visual angle convenient for puncture is determined, the grab handle is pressed by a loose hand, at the moment, the cam part pressing the grab handle is retracted and the downward force applied to the first sliding piece is withdrawn, the bottom of the first sliding piece is supported by the telescopic spring, the whole body moves upwards, one end of the first sliding piece is acted downwards by the gravity of the T-shaped connecting rod to form an inclined state, the T-shaped connecting rod moves downwards, meanwhile, one end of the second sliding piece is driven by the double bolts to downwards press, meanwhile, the other end of the second sliding piece is acted by the telescopic spring to upwards move, and at the moment, the friction block restores the action of blocking the movement of the sliding rod; completing the position determination of the proper height position and the transverse horizontal angle of the lifting mechanism shell at the puncture part of the patient;
step three: the puncture adjusting bracket and the ultrasonic probe clamping frame are adjusted to the position right above the ultrasonic probe by starting the electric telescopic rod, the ultrasonic probe is sleeved in the ultrasonic probe clamping frame, and the ultrasonic probe is stably abutted against the skin of the puncture part of a patient under the extrusion and stabilization effects of the elastic air cushion;
lifting the driving system shell upwards to enable a friction lug at the bottom of the driving system shell to be separated from a friction concave block in a sliding groove, temporarily canceling the blocking movement relation of the friction lug and the friction concave block, stirring the driving system shell to do circular movement towards a puncture adjusting bracket, enabling the driving system shell to drive a sliding block to reach a proper puncture orientation, vertically putting down the driving system shell, and recovering the blocking movement relation of the friction lug and the friction concave block;
the knob is rotated, the knob drives a first conical gear connected with the knob, the second conical gear is driven to rotate through the first conical gear, the first conical gear connected with a driving shaft is driven by the second conical gear at the front end and the rear end of the shell of the final driving system jointly, the driving shaft drives the puncture frame to rotate, the indication effect of the rotating angle of the pointer on the graduated scale is combined, so that the puncture direction of the puncture frame is finally determined, and the puncture frame can be connected with different types according to the diameter replacement of the puncture needle.
The embodiment of the invention has the following advantages:
the invention relates to an ultrasonic-guided nerve blocking auxiliary fixing support, which is characterized in that the rear end of a lifting mechanism shell is provided with a pressing grab handle which is rotationally connected through a shaft pin, the interior of the lifting mechanism shell is divided into an upper part and a lower part by a shell body extension, the lower end of the shaft pin positioned in the lower half part of the lifting mechanism shell is provided with a first sliding piece, the interior of the upper half part of the lifting mechanism shell is provided with a second sliding piece, the centers of the first sliding piece and the second sliding piece are respectively provided with a hollow groove for penetrating through a sliding rod, a telescopic spring is arranged between the bottom of the first sliding piece and the inner wall of the lower half part of the lifting mechanism shell, a telescopic spring is arranged between the second sliding piece and the inner wall of the upper half part of the lifting mechanism shell, a T-shaped connecting rod is arranged between the first sliding piece and the second sliding piece, the T-shaped head seat of the T-shaped connecting rod is propped against the first sliding piece, the T-shaped connecting rod penetrates through the second sliding piece, the threaded connecting part at the tail of the T-shaped connecting rod is provided with a double bolt, and one end of the second sliding piece is provided with a friction block which is jointed with the sliding rod. Compared with the prior art, the invention is convenient for one-hand rapid adjustment of puncture height and angle, improves the convenience of medical staff operation, has simple operation, reduces the work of preoperative equipment, and makes up the gap of inconvenient adjustment of the auxiliary bracket in the existing nerve block puncture operation.
According to the auxiliary fixing support for the ultrasonic-guided nerve block, the puncture adjusting support and the ultrasonic probe clamping frame are adjusted to the position right above the ultrasonic probe by starting the electric telescopic rod, the ultrasonic probe is sleeved in the ultrasonic probe clamping frame, and the ultrasonic probe is stably abutted against the skin of a puncture part of a patient under the extrusion and stabilization effects of the elastic air cushion; the ultrasonic probe can be effectively fixed for different types of ultrasonic probes; the knob drives a first conical gear connected with the knob, the second conical gear is driven to rotate through the first conical gear, the first conical gear connected with a driving shaft is jointly driven by the second conical gear at the front end and the rear end inside the shell of the final driving system, the driving shaft drives the puncture frame to rotate, the indication effect of the rotating angle of the pointer on the graduated scale is combined, and the puncture direction of the puncture frame is finally determined. The puncture frame can be replaced according to the diameter of the puncture needle to be connected with different types, the adjustment capability of each functional component is high, the puncture frame is suitable for various puncture occasions, the fusion performance with different puncture operations is high, the puncture angle can be finely adjusted, and the final puncture can be determined through multiple experiments, so that the puncture deviation condition can be effectively reduced.
According to the auxiliary fixing support for ultrasonic guidance nerve block, the moving block is connected below the fixing block in the adjusting support through the handle adjusting stud, and the tail of the handle adjusting stud is provided with the double bolts for limiting the displacement of the moving block. The auxiliary fixing support for ultrasonic guidance nerve blocking can be used for limiting and adjusting operating tables or sickbeds with different thicknesses, is lighter and simpler in whole, easy to carry, complete in functional assembly and applicable to various occasions compared with the auxiliary positioning device for ultrasonic guidance puncture and nerve blocking disclosed in the prior published patent application number CN 201910739822.4.
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 will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
FIG. 1 is a perspective view of an ultrasound guided nerve block auxiliary fixation stent of the present invention;
fig. 2 is a perspective view of the ultrasound guided nerve block auxiliary fixation stent of the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of part B of FIG. 1 according to the present invention;
fig. 5 is a cross-sectional view of the housing of the elevating mechanism of the auxiliary fixing bracket for ultrasonic guided nerve block according to the present invention;
fig. 6 is a top cross-sectional view of the angle adjustment mechanism of the ultrasound guided nerve block auxiliary fixation support of the present invention;
FIG. 7 is an enlarged perspective view of a portion of the knob-driver system housing of FIG. 6 in accordance with the present invention;
in the figure, an adjusting support 100, a fixed block 101, a moving block 102, a handle adjusting stud 103, a sliding rod 104 and a top cover 105;
the lifting mechanism comprises a lifting mechanism shell 200, a pressing grab handle 201, a shaft pin 202, a first sliding piece 203, a second sliding piece 204, a T-shaped connecting rod 205 and a friction block 206;
an electric telescopic rod 300; puncture adjusting bracket 400, sliding groove 401, friction concave block 402; an ultrasonic probe clamping frame 500, a clamping closed opening 501, an elastic air cushion 502 and a return spring 503; a connector 600; a fixing block 700;
an angle adjustment mechanism 800, a knob 801, a drive system housing 802, a first-order bevel gear 8021, a second-order bevel gear 8022, a scale 803, a puncture stand 804, a drive shaft 805, a pointer 806, a slider 807, and a friction bump 808.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 7, the auxiliary fixing support for ultrasonic guided nerve block and the auxiliary method thereof provided by the present invention include an adjusting support 100, a sliding rod 104 fixedly connected with the adjusting support 100, a top cover 105 provided on the sliding rod 104, and a lifting mechanism housing 200 provided on the sliding rod 104, and are characterized in that: the adjusting support 100 comprises a fixed block 101 fixedly connected with a sliding rod 104, wherein the lower part of the fixed block 101 is connected with a moving block 102 through a handle adjusting stud 103, and the tail part of the handle adjusting stud 103 is provided with a double bolt for limiting the displacement of the moving block 102;
the front end of the lifting mechanism shell 200 is connected with the puncture adjusting bracket 400 through the electric telescopic rod 300, the bottom end of the puncture adjusting bracket 400 is connected with the ultrasonic probe clamping frame 500 through the connecting piece 600, and a fixing block 700 is arranged between the ultrasonic probe clamping frame 500 and the connecting piece 600.
In the specific embodiment of the invention, the rear end of the lifting mechanism shell 200 is provided with a pressing handle 201 which is rotationally connected through a shaft pin 202, the interior of the lifting mechanism shell 200 is divided into an upper part and a lower part through a shell extension, the lower end of the shaft pin 202 positioned in the lower half part of the lifting mechanism shell 200 is provided with a first sliding piece 203, the interior of the upper half part of the lifting mechanism shell 200 is provided with a second sliding piece 204, and the centers of the first sliding piece 203 and the second sliding piece 204 are provided with empty slots for penetrating through the sliding rod 104;
further, a telescopic spring is arranged between the bottom of the first slider 203 and the inner wall of the lower half of the lifting mechanism housing 200, a telescopic spring is arranged between the second slider 204 and the inner wall of the upper half of the lifting mechanism housing 200, a T-shaped connecting rod 205 is arranged between the first slider 203 and the second slider 204, a T-shaped head seat of the T-shaped connecting rod 205 is propped against the first slider 203, the T-shaped connecting rod 205 penetrates through the second slider 204, a double bolt is arranged on a threaded connection part at the tail part of the T-shaped connecting rod 205, and a friction block 206 attached to the sliding rod 104 is arranged at one end of the second slider 204.
In a specific embodiment of the present invention, the puncture adjusting bracket 400 and the ultrasonic probe holder 500 are both circular, and a sliding groove 401 is provided on the outer side of the puncture adjusting bracket 400;
it is particularly notable that the sliding groove 401 on the outer side of the puncture adjusting bracket 400 is slidably connected with an angle adjusting mechanism 800, the angle adjusting mechanism 800 is provided with a knob 801, a driving system, a puncture rack 804 and a driving shaft 805, the driving system is controlled by the knob 801 and is arranged inside a driving system shell 802, the driving system comprises a first conical gear 8021 and a second conical gear 8022, the first conical gear 8021 and the second conical gear 8022 are respectively provided with a double number, one end of the first conical gear 8021 is connected with the knob 801 and the other end of the first conical gear 8021 is connected with two second conical gears 8022, the second conical gears 8022 are distributed at the front end and the rear end of the inner wall of the driving system shell 802, the right side of the second conical gear 8022 is jointly connected with the other first conical gear 8021, the first conical gear 8021 is connected with the driving shaft 805, the driving system shell 802 is externally connected with the driving shaft 805 to be provided with a scale 803, the driving shaft 805 is provided with a pointer 806, and the tail end of the driving shaft 805 is connected with the puncture rack 804.
In addition, in the embodiment of the invention, the ultrasonic probe clamping frame 500 is further divided into two halves, one end of the clamping frame is rotatably connected with the fixed block 700, the clamping frames positioned at the front end of the fixed block 700 are connected through the return spring 503, the connecting part of the other end of the clamping frame is provided with the clamping closing opening 501, and the ultrasonic probe clamping frame 500 is provided with the elastic air cushion 502.
Finally, the driving system housing 802 is slidably connected with the sliding groove 401 through a sliding block 807, a plurality of friction concave blocks 402 are arranged at the bottom of the sliding groove 401, a plurality of friction convex blocks 808 are arranged at the bottom of the sliding block 807, the friction convex blocks 808 and the friction concave blocks 402 form movement obstruction with each other, and a gap is reserved between the upper end face of the sliding block 807 and the top of the sliding groove 401.
Referring to fig. 1 to 7, the auxiliary method for an auxiliary fixing bracket for ultrasonic guided nerve block according to the present invention is characterized by comprising the following steps:
step one: medical staff holds the ultrasonic probe to carry out final determination on the puncture part of a patient, then the fixing block 101 is abutted against the upper surface of the peripheral edge of a sickbed or an operating table at a selected position, the moving block 102 is adjusted so as to be tightly clamped with the fixing block 101 on the edge of the sickbed or the operating table, and the double bolts at the tail part of the handle adjusting stud 103 are sequentially screwed;
step two: pressing the pressing handle 201 by one hand, so that the cam part of the pressing handle 201 applies downward force to the first sliding plate 203, meanwhile, the bottom of the first sliding plate 203 is supported by the telescopic spring, the first sliding plate 203 is changed into a horizontal state from inclination, one end of the first sliding plate 203 drives the T-shaped connecting rod 205 to move upwards, the double bolts on the T-shaped connecting rod 205 synchronously move upwards with the T-shaped connecting rod 205, the second sliding plate 204 is also temporarily restored to the horizontal state under the influence of the telescopic spring, one end of the second sliding plate 204 connected with the friction block 206 moves towards the direction away from the outer side of the sliding rod 104, and at the moment, the friction block 206 releases the friction effect on the sliding rod 104;
the lifting mechanism shell 200 is moved to a proper height position from a puncture part of a patient, then the transverse horizontal angle of the lifting mechanism shell 200 is rotated to determine the visual angle convenient for puncture, the handle 201 is pressed by a loose hand, at the moment, the cam part of the handle 201 is pressed again and the downward force applied to the first sliding plate 203 is removed, the bottom of the first sliding plate 203 is supported by the telescopic spring, the whole body moves upwards, one end of the first sliding plate 203 is inclined under the action of gravity of the T-shaped connecting rod 205, the T-shaped connecting rod 205 moves downwards, meanwhile, one end of the second sliding plate 204 is driven by the double bolts to press downwards, meanwhile, the other end of the second sliding plate 204 is driven by the telescopic spring to move upwards, and at the moment, the friction block 206 restores the action of blocking the sliding rod 104; completing the position determination of the proper height position and the transverse horizontal angle of the lifting mechanism housing 200 at the puncture site of the patient;
step three: the puncture adjusting bracket 400 and the ultrasonic probe clamping frame 500 are adjusted to the position right above the ultrasonic probe by starting the electric telescopic rod 300, and the ultrasonic probe is sleeved in the ultrasonic probe clamping frame 500 and stably supported on the skin of the puncture part of a patient under the extrusion and stabilization actions of the elastic air cushion 502;
lifting the driving system housing 802 upwards, so that the friction lug 808 at the bottom of the driving system housing 802 is separated from the friction concave block 402 in the sliding groove 401, the blocking movement relation of the friction lug 808 and the friction concave block 402 is temporarily canceled, and simultaneously, the driving system housing 802 is stirred to do circular movement towards the puncture adjusting bracket 400, the driving system housing 802 drives the sliding block 807 to reach the proper puncture orientation, and the driving system housing 802 is vertically put down, so that the blocking movement relation of the friction lug 808 and the friction concave block 402 is restored;
rotating the knob 801, the knob 801 drives a first conical gear 8021 connected with the knob 801, the first conical gear 8021 drives a second conical gear 8022 to rotate through the first conical gear 8021, the second conical gear 8022 at the front end and the rear end inside the final driving system shell 802 jointly drives the first conical gear 8021 connected with the driving shaft 805, the driving shaft 805 drives the puncture frame 804 to rotate, and the rotation angle indication function of the pointer 806 on the graduated scale 803 is combined, so that the puncture orientation of the puncture frame 804 is finally determined, and the puncture frame 804 can be replaced and connected with different models according to the diameter of a puncture needle.
The above description is only of the preferred embodiments of the present invention, and any person skilled in the art may modify the present invention or make modifications to the present invention equivalent thereto using the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present invention falls within the scope of the protection claimed by the present invention.
Claims (4)
1. The utility model provides an supplementary fixed bolster of supersound guide nerve block, includes adjusting support (100), with adjusting support (100) fixed connection's slide bar (104), top cap (105) that set up on slide bar (104) and elevating system shell (200) that set up on slide bar (104), its characterized in that: the adjusting support (100) comprises a fixed block (101) fixedly connected with a sliding rod (104), the lower part of the fixed block (101) is connected with a moving block (102) through a handle adjusting stud (103), and the tail part of the handle adjusting stud (103) is provided with a double bolt for limiting the displacement of the moving block (102);
the front end of the lifting mechanism shell (200) is connected with a puncture adjusting bracket (400) through an electric telescopic rod (300), the bottom end of the puncture adjusting bracket (400) is connected with an ultrasonic probe clamping frame (500) through a connecting piece (600), and a fixing block (700) is arranged between the ultrasonic probe clamping frame (500) and the connecting piece (600);
the rear end of the lifting mechanism shell (200) is provided with a pressing grab handle (201) which is rotationally connected through a shaft pin (202), the interior of the lifting mechanism shell (200) is divided into an upper part and a lower part through a shell extension, the lower end of the shaft pin (202) which is positioned in the lower half part of the lifting mechanism shell (200) is provided with a first sliding piece (203), the interior of the upper half part of the lifting mechanism shell (200) is provided with a second sliding piece (204), and the centers of the first sliding piece (203) and the second sliding piece (204) are provided with empty slots for penetrating through a sliding rod (104);
a telescopic spring is arranged between the bottom of the first sliding piece (203) and the inner wall of the lower half part of the lifting mechanism shell (200), a telescopic spring is arranged between the second sliding piece (204) and the inner wall of the upper half part of the lifting mechanism shell (200), a T-shaped connecting rod (205) is arranged between the first sliding piece (203) and the second sliding piece (204), a T-shaped head seat of the T-shaped connecting rod (205) is propped against the first sliding piece (203), the T-shaped connecting rod (205) passes through the second sliding piece (204), a double bolt is arranged on a threaded connecting part at the tail part of the T-shaped connecting rod (205), and a friction block (206) attached to the sliding rod (104) is arranged at one end of the second sliding piece (204);
the puncture adjusting bracket (400) and the ultrasonic probe clamping frame (500) are round, and a sliding groove (401) is formed in the outer side of the puncture adjusting bracket (400);
the puncture adjusting device is characterized in that an angle adjusting mechanism (800) is arranged on a sliding groove (401) in the outer side of the puncture adjusting support (400) in a sliding mode, a knob (801), a driving system, a puncture frame (804) and a driving shaft (805) are arranged on the angle adjusting mechanism (800), the driving system is controlled through the knob (801), the driving system is arranged inside a driving system shell (802), the driving system comprises a first conical gear (8021) and a second conical gear (8022), the first conical gear (8021) and the second conical gear (8022) are respectively provided with a double number, one end of the first conical gear (8021) is connected with the knob (801) and the other end of the first conical gear is connected with two second conical gears (8022), the second conical gears (8022) are distributed at the front end and the back end of the inner wall of the driving system shell (802), the right side of the second conical gear (8022) is jointly connected with another first conical gear (8021), the first conical gear (8021) is connected with the driving shaft (805), the driving system shell (802) is externally connected with the driving shaft (805), and a pointer (805) is arranged at the tail end of the driving shaft (803).
2. An ultrasound guided nerve block auxiliary fixation stent according to claim 1, wherein: the ultrasonic probe clamping frame (500) is divided into two half symmetrical clamping frames, one end of each clamping frame is rotationally connected with the fixed block (700), clamping frames positioned at the front end of the fixed block (700) are connected through the reset spring (503), the connecting part of the other end of each clamping frame is provided with a clamping closing opening (501), and the ultrasonic probe clamping frame (500) is provided with an elastic air cushion (502).
3. An ultrasound guided nerve block auxiliary fixation stent according to claim 1, wherein: the driving system shell (802) is in sliding connection with the sliding groove (401) through a sliding block (807), a plurality of friction concave blocks (402) are arranged at the bottom of the sliding groove (401), a plurality of friction convex blocks (808) are arranged at the bottom of the sliding block (807), the friction convex blocks (808) and the friction concave blocks (402) form movement obstruction with each other, and a gap is reserved between the upper end face of the sliding block (807) and the top of the sliding groove (401).
4. A method for assisting an ultrasound-guided nerve block auxiliary fixation stent according to any one of claims 1 to 3, comprising the steps of:
step one: medical staff holds the ultrasonic probe to carry out final determination on the puncture part of a patient, then the fixing block (101) is abutted against the upper surface of the peripheral bed edge of a sickbed or an operating table at a selected position, the moving block (102) is regulated to be tightly clamped with the fixing block (101) on the bed edge of the sickbed or the operating table, and double bolts at the tail part of the handle regulating stud (103) are sequentially screwed;
step two: the pressing grab handle (201) is pressed down by one hand, so that a cam part of the pressing grab handle (201) applies downward force to the first sliding piece (203), meanwhile, the bottom of the first sliding piece (203) is supported by the telescopic spring, the first sliding piece (203) is changed into a horizontal state from an inclined state, one end of the first sliding piece (203) drives the T-shaped connecting rod (205) to move upwards, the double bolts on the T-shaped connecting rod (205) move upwards synchronously with the T-shaped connecting rod, the second sliding piece (204) is also temporarily restored to the horizontal state under the influence of the telescopic spring, one end of the second sliding piece (204) connected with the friction block (206) moves towards the direction away from the outer side of the sliding rod (104), and at the moment, the friction block (206) releases the friction effect on the sliding rod (104);
the lifting mechanism shell (200) is moved to a proper height position from a puncture part of a patient, then the transverse horizontal angle of the lifting mechanism shell (200) is rotated, the visual angle convenient for puncture is determined, the handle (201) is pressed by a loose hand, at the moment, the cam part of the handle (201) is pressed again and the downward force applied to the first sliding piece (203) is removed, the bottom of the first sliding piece (203) is supported by the supporting function of the telescopic spring, the whole body moves upwards, one end of the first sliding piece (203) is acted downwards by the gravity of the T-shaped connecting rod (205) to form an inclined state, the T-shaped connecting rod (205) moves downwards, meanwhile, one end of the second sliding piece (204) is driven by the double bolts to downwards press, the other end of the second sliding piece (204) is acted by the telescopic spring to upwards move, and at the moment, the friction block (206) restores the motion blocking function on the sliding rod (104); completing the position determination of the proper height position and the transverse horizontal angle of the lifting mechanism shell (200) at the puncture part of the patient;
step three: the puncture adjusting bracket (400) and the ultrasonic probe clamping frame (500) are adjusted to the position right above the ultrasonic probe by starting the electric telescopic rod (300), the ultrasonic probe is sleeved in the ultrasonic probe clamping frame (500), and the ultrasonic probe is stably abutted against the skin of the puncture part of a patient under the extrusion and stabilization effects of the elastic air cushion (502);
lifting the driving system shell (802) upwards, so that a friction lug (808) at the bottom of the driving system shell (802) is separated from a friction concave block (402) in a sliding groove (401), the blocking movement relation of the friction lug (808) and the friction concave block (402) is temporarily canceled, and simultaneously, stirring the driving system shell (802) to do circular movement towards the puncture adjusting bracket (400), the driving system shell (802) drives a sliding block (807) to reach a proper puncture orientation, and vertically putting down the driving system shell (802), wherein the blocking movement relation of the friction lug (808) and the friction concave block (402) is recovered;
the rotary knob (801) is rotated, the rotary knob (801) drives a first conical gear (8021) connected with the rotary knob, the two conical gears (8022) are driven to rotate through the first conical gear (8021), the two conical gears (8022) at the front end and the rear end inside the final driving system shell (802) jointly drive the first conical gear (8021) connected with the driving shaft (805), the driving shaft (805) drives the puncture frame (804) to rotate, the rotating angle indication function of the pointer (806) on the graduated scale (803) is combined, and therefore the puncture orientation of the puncture frame (804) is finally determined, and the puncture frame (804) can be connected with different types according to the diameter replacement of the puncture needle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN202310390535.3A CN116327335B (en) | 2023-04-13 | 2023-04-13 | Auxiliary fixing bracket for ultrasonic guided nerve block and auxiliary method thereof |
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| CN116327335B true CN116327335B (en) | 2023-09-01 |
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|---|---|
| CN116327335A (en) | 2023-06-27 |
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