CN112843429B - Fixing device of intrathecal morphine pump catheter - Google Patents
Fixing device of intrathecal morphine pump catheter Download PDFInfo
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- CN112843429B CN112843429B CN202011612976.6A CN202011612976A CN112843429B CN 112843429 B CN112843429 B CN 112843429B CN 202011612976 A CN202011612976 A CN 202011612976A CN 112843429 B CN112843429 B CN 112843429B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/028—Holding devices, e.g. on the body having a mainly rigid support structure
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Abstract
The invention provides a fixing device for an intrathecal morphine pump catheter, which belongs to the technical field of morphine pumps and comprises an installation component, a translation component and a fixing component. The mounting bracket is fixed in the base, the pivot left end is fixed in the turning block, the pivot right-hand member rotates in the mounting bracket, the one end of actuating lever is fixed in the pivot, the other end of actuating lever rotates in the mounting bracket, the transmission seat transmission is in the actuating lever, and the transmission seat slips and connects in the mounting bracket, the support frame sets up in the transmission seat, the mount pad is fixed in the support frame, press the briquetting and articulate in the mount pad, the one end of elastic component is fixed in the support frame, the other end of elastic component is fixed in presses the briquetting, the hinge joint is fixed in and presses the briquetting, the lock block articulates in the hinge joint, and the lock block runs through in the support frame, the one end fixed connection of protection reelpipe is in the support frame, the other end of protection reelpipe can be contradicted in the lock block. The device can be used for temporarily fixing the catheter in the operation process, so that the phenomena of infirm fixation, easy slippage and the like are avoided.
Description
Technical Field
The invention relates to the technical field of morphine pumps, in particular to a fixing device of an intrathecal morphine pump catheter.
Background
With the development of science and technology, the morphine pump technology for treating cancer pain tumor and chronic intractable pain has been widely developed in countries such as Europe and America, and convincing results have been obtained, the operating principle of intrathecal morphine pump is that a very fine silica gel catheter is placed into the subarachnoid space (intrathecal) at the waist of the patient through a puncture needle, the other end of the catheter is buried under the skin of the patient, an electronic pump filled with morphine is connected with the subcutaneous end of the catheter, and the morphine in the pump can be directly injected into the subarachnoid space communicated with the brain.
In actual operation, the interventional silica gel catheters need to be kept at the same position for a long time and then are slowly inserted into the body of a patient through the puncture needle, so that the catheters need to be fixed temporarily in the operation process, but most of the existing fixing devices are tied up through wires, and the phenomena of infirm fixation, easy slippage and the like may occur.
Disclosure of Invention
In order to make up for the defects, the invention provides a fixing device of an intrathecal morphine pump catheter, aiming at solving the problems of poor fixation and easy slippage.
The invention is realized in the following way: the invention provides a fixing device of an intrathecal morphine pump catheter, which comprises a mounting component, a translation component and a fixing component.
The mounting assembly comprises a base and a mounting frame, and the mounting frame is fixedly connected to the base.
The translation subassembly includes turning block, pivot, actuating lever and driving seat, the one end fixed connection of pivot in the turning block, the other end of pivot rotate connect in the mounting bracket, the one end fixed connection of actuating lever in the pivot is kept away from the one end of turning block, the other end of actuating lever rotate connect in the mounting bracket is kept away from the one end of pivot, the driving seat transmission connect in the actuating lever, just driving seat sliding connection in the mounting bracket.
The fixed subassembly includes support frame, mount pad, presses pressure piece, elastic component, hinge joint, lock piece and protection reelpipe, the support frame set up in the transmission seat, mount pad fixed connection in the support frame, press the pressure piece articulate in the mount pad, the one end fixed connection of elastic component in the support frame, the other end fixed connection of elastic component in press the pressure piece, hinge joint fixed connection in press the pressure piece to keep away from the one end of elastic component, the lock piece articulate in the hinge joint, just the lock piece run through in the support frame, the one end fixed connection of protection reelpipe in the support frame, the other end of protection reelpipe can contradict in the lock piece is kept away from the one end of pressing the pressure piece.
In an embodiment of the invention, the mounting frame is provided with a sliding groove, the transmission seat is fixedly connected with a sliding block, and the sliding block can be accommodated in the sliding groove and can slide along the sliding groove.
In one embodiment of the invention, the drive rod is provided with an external threaded portion, the transmission seat is provided with an internal threaded portion, the external threaded portion is adapted to the internal threaded portion, and the transmission seat is in transmission connection with the external threaded portion through the internal threaded portion.
In one embodiment of the present invention, a knob is fixedly connected to an end of the turning block away from the rotating shaft, and the knob is configured to rotate the turning block.
In an embodiment of the invention, the locking block is provided with a movable groove, and the hinge joint is accommodated in the movable groove and can move in the movable groove.
In one embodiment of the invention, the mounting seat is provided with a fixed shaft, and the pressing block is rotatably connected to the fixed shaft.
In an embodiment of the present invention, the elastic member may be any one of a coil spring, a gas spring, and a rubber spring.
In one embodiment of the present invention, the inner wall of the protection roller tube is provided with a plurality of elastic pressing balls, and the elastic pressing balls are uniformly arranged on the protection roller tube.
In one embodiment of the invention, the bottom of the base is fixedly connected with a non-slip mat, and the non-slip mat is a rubber non-slip mat.
In one embodiment of the invention, a semi-arc block is fixedly connected to one end of the pressing block away from the hinged joint, and the semi-arc block is configured to increase the force bearing area.
The invention has the beneficial effects that: the fixing device for the intrathecal morphine pump catheter obtained by the design is used, the base is firstly placed at the side of an operation bed, the catheter to be operated passes through the protective coiled tube, one end of the catheter is inserted into the puncture needle, when the catheter passes through the protective coiled tube, the catheter can be fixed only when the inner diameter of the protective coiled tube is reduced due to the fact that the catheter is a thin silicone tube, the pressing block needs to be pressed downwards, the pressing block rotates on the mounting seat in an angle, the elastic piece is deformed under the action of the pressing block, the pressing block drives the hinge joint to move, the locking block moves along with the hinge joint, the locking block moves up and down on the support frame, the locking block can press the protective coiled tube or release the protective coiled tube, and the change of the inner diameter of the protective coiled tube is realized, thereby fixing the catheter and adjusting the catheter according to the thickness of the catheter;
when the position of the catheter needs to be adjusted in a translation mode, the rotating block is slowly rotated, the rotating block drives the rotating shaft to rotate on the mounting frame, the driving rod rotates along with the rotating shaft, and the transmission seat moves on the driving rod, so that the adjustment of the translation position is achieved, and the smoothness of the operation is effectively improved;
the device can carry out short duration fixed to the pipe at the operation in-process, and then avoids the phenomenon such as fixed not firm, easy slippage to appear in the operation in the pipe, and then can be stable operate, improves the security of operation process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of the overall apparatus structure provided by an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;
FIG. 3 is a schematic diagram of an explosive structure provided by an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a fixing assembly according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a mounting assembly and a translation assembly according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of an angle adjustment assembly according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a rotary assembly according to an embodiment of the present invention;
FIG. 8 is a schematic view of a combination structure of a fixing assembly, a rotating assembly and an angle adjusting assembly according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of a partial explosion configuration provided by an embodiment of the present invention;
FIG. 10 is a schematic view of a portion of a fastening assembly according to an embodiment of the present invention;
fig. 11 is a schematic view of a partial cross-sectional structure according to an embodiment of the present invention.
In the figure: 100-mounting the assembly; 110-a base; 111-a non-slip mat; 120-a mounting frame; 121-a chute; 200-a translation assembly; 210-a turning block; 211-a knob; 220-a rotating shaft; 230-a drive rod; 231-an external threaded portion; 240-a transmission seat; 241-a slide block; 242 — an internal threaded portion; 300-a stationary component; 310-a support frame; 311-a first rotary tank; 320-a mounting seat; 321-a fixed shaft; 330-pressing block; 331-semi-arc shaped block; 340-an elastic member; 350-a hinge joint; 360-a locking block; 361-a movable groove; 370-protective roller tube; 371-elastic pressing ball; 400-a rotating assembly; 410-support column; 411 — first rotating block; 412-a second rotating tub; 420-a first button block; 421-a second rotating block; 430-fixed columns; 500-an angle adjustment assembly; 510-a second button block; 511-anti-slip stripe; 520-a worm; 530-an adjusting block; 540-connecting block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, the present invention provides a technical solution: a fixture for an intrathecal morphine pump catheter comprises a mounting assembly 100, a translation assembly 200 and a fixture assembly 300.
Wherein, please refer to fig. 1, the translation assembly 200 is installed on the installation assembly 100, the fixing assembly 300 is installed on the translation assembly 200, the installation assembly 100 is mainly used for stably placing the whole device and for fixing the device, the translation assembly 200 is mainly used for adjusting the position of the translation of the fixing assembly 300, so as to conveniently translate the position of the catheter, thereby realizing that the catheter can be properly adjusted according to the actual operation condition, the fixing assembly 300 can fix the catheter of the morphine pump, thereby realizing the phenomena of infirm fixation, easy slippage and the like in the operation process.
Referring to fig. 2, 3 and 5, the mounting assembly 100 includes a base 110 and a mounting frame 120, the mounting frame 120 is fixedly connected to the base 110 by integral molding, the bottom of the base 110 is fixedly connected with a non-slip mat 111, the non-slip mat 111 is a rubber non-slip mat, the base 110 is placed on the side of the operating table, the non-slip mat 111 can effectively prevent the device from slipping during the placing process, and the fixing effect on the catheter is further improved.
Referring to fig. 3, 5 and 11, the translation assembly 200 includes a rotating block 210, a rotating shaft 220, a driving rod 230 and a transmission seat 240, one end of the rotating shaft 220 is fixedly connected to the rotating block 210, one end of the rotating block 210, which is far away from the rotating shaft 220, is fixedly connected with a knob 211, the knob 211 is configured to rotate the rotating block 210, the knob 211 and the rotating block 210 are vertically connected, and further, the knob 211 is pressed by a hand to rotate the rotating block 210, so that the force applied by the hand is greatly reduced, and the rotating block can be easily rotated. The other end of the rotating shaft 220 is rotatably connected to the mounting bracket 120 through a bearing, so that the rotating shaft 220 can rotate on the mounting bracket 120 stably and smoothly. One end of the driving rod 230 is fixedly connected to one end of the rotating shaft 220 far away from the rotating block 210, and the other end of the driving rod 230 is rotatably connected to one end of the mounting bracket 120 far away from the rotating shaft 220 through a bearing, so that the driving rod 230 can stably rotate along with the rotating shaft 220. The transmission seat 240 is in transmission connection with the driving rod 230, the driving rod 230 is provided with an external thread portion 231, the transmission seat 240 is provided with an internal thread portion 242, the external thread portion 231 is matched with the internal thread portion 242, and the transmission seat 240 is in transmission connection with the external thread portion 231 through the internal thread portion 242, so that the transmission seat 240 can stably drive the transmission seat 240 to move on the driving rod 230 through the matching of the external thread portion 231 and the internal thread portion 242, and further the position adjustment of the catheter is realized.
Referring to fig. 2, 3 and 5, while the transmission seat 240 is transmitting on the driving rod 230, the transmission seat 240 may also be slidably connected to the mounting frame 120, the mounting frame 120 is provided with a sliding slot 121, the transmission seat 240 is fixedly connected with a sliding block 241, the sliding block 241 can be accommodated in the sliding slot 121 and can slide along the sliding slot 121, when the rotating block 210 is rotated, the rotating shaft 220 drives the driving rod 230 to rotate, and further the transmission seat 240 is moved on the driving rod 230 under the action of the driving rod 230, so as to increase the stability and smoothness of movement, and can be used by matching the sliding block 241 and the sliding slot 121, and further achieve the stable and smooth effect.
Referring to fig. 3, 4 and 8, the fixing assembly 300 includes a supporting frame 310, a mounting seat 320, a pressing block 330, an elastic member 340, a hinge 350, a locking block 360 and a protective roller tube 370, the supporting frame 310 is disposed on the driving seat 240, the mounting seat 320 is fixedly connected to the supporting frame 310, the pressing block 330 is hinged to the mounting seat 320, a half-arc block 331 is fixedly connected to one end of the pressing block 330 far from the hinge 350, the half-arc block 331 is configured to increase a force-bearing area, so that convenience of a hand in pressing the pressing block 330 can be improved, and a pressing effect can be increased. The mounting seat 320 is provided with a fixing shaft 321, the pressing block 330 is rotatably connected to the fixing shaft 321, and when the pressing block 330 is pressed, the pressing block 330 rotates on the fixing shaft 321, thereby further realizing the position movement of the locking block 360. One end fixed connection of elastic component 340 is in support frame 310, and the other end fixed connection of elastic component 340 is in pressing briquetting 330, and elastic component 340 can be any one in coil spring, gas spring and the rubber spring, carries out the chooseing for use of spring according to actual situation needs, and further increase the whole result of use of the device to reach the device in service behavior of maximize.
Referring to fig. 4, 8 and 10, the hinge 350 is fixedly connected to one end of the pressing block 330 away from the elastic member 340, the locking block 360 is hinged to the hinge 350, the locking block 360 is provided with a movable groove 361, the hinge 350 is accommodated in the movable groove 361 and can move in the movable groove 361, the pressing block 330 is pressed, one side of the pressing block 330 compresses the elastic member 340, the other end drives the hinge 350 to rotate on the mounting seat 320 by an angle, and the hinge 350 can move in the movable groove 361 to adjust the position of the locking block 360, so that the protection roller tube 370 is fixed. And the locking block 360 runs through in the support frame 310, the one end fixed connection of protection reelpipe 370 in support frame 310, the other end of protection reelpipe 370 can contradict in the one end that the locking block 360 kept away from the press block 330, through the one end that the pulling protection reelpipe 370 can move about, and then make protection reelpipe 370 can change the size of internal diameter, and then can make the internal diameter of protection reelpipe 370 can equal the external diameter of pipe, thereby the realization is fixed the pipe. The inner wall of protection reelpipe 370 is provided with elasticity and compresses tightly ball 371, and elasticity compresses tightly ball 371 and is provided with a plurality ofly and respectively align to grid in protection reelpipe 370, compresses tightly ball 371 through elasticity and can protect the pipe when fixed pipe, avoids causing the deformation of pipe because pressure is too big, causes medical material's waste.
Referring to fig. 2 and 3, when the catheter is inserted into the patient, the pressing block 330 is pressed to release the protective reel 370 from the locking block 360, so that the catheter is released, and the catheter can be slowly inserted into the sheath of the patient through the puncture needle, and then the electronic pump containing morphine is connected to the subcutaneous end of the catheter, so that morphine in the pump can be directly injected into the subarachnoid space communicated with the brain, and then the cancer pain, tumor and chronic intractable pain of the patient can be solved.
It should be noted that, after the catheter is fixed by the current catheter fixing device, when the position of the catheter needs to be adjusted, the current catheter fixing device cannot be directly adjusted, so that the catheter needs to be detached again, and then the position is adjusted and fixed, thereby causing the problems of poor operation effect and incapability of self-adapting position adjustment.
Referring to fig. 7, 9 and 11, to solve the above problem, in an embodiment of the invention, the rotation assembly 400 further includes a support pillar 410, a first button 420 and a fixing pillar 430, one end of the support pillar 410 is disposed on the transmission seat 240, and the other end of the support pillar 410 is rotatably connected to the support frame 310, so that the support frame 310 can rotate on the support pillar 410. The first rotating block 411 is fixedly connected to the supporting column 410, the supporting frame 310 is provided with a first rotating groove 311, the first rotating block 411 can be contained in the first rotating groove 311 and can rotate along the first rotating groove 311, the supporting column 410 is convenient to stably rotate the supporting frame 310 on the supporting column 410 through the matching of the first rotating block 411 and the first rotating groove 311 of the supporting frame 310, and therefore the effect that the guide pipe is driven to change the direction is achieved. First button piece 420 rotates to be connected in support column 410, and first button piece 420 fixedly connected with second rotatory piece 421, and second swivelling chute 412 has been seted up to support column 410, and second rotatory piece 421 can the holding in second swivelling chute 412 to can rotate along second swivelling chute 412, further can make first button piece 420 drive fixed column 430 and rotate, thereby realize driving the pipe and carry out the position rotation. The first button 420 is fixedly connected to the fixing post 430, the fixing post 430 is disposed in the supporting post 410, and the fixing post 430 is fixedly connected to the supporting frame 310, so that the catheter can be adjusted slightly.
Referring to fig. 3, 6 and 9, the angle adjusting assembly 500 is further included, the angle adjusting assembly 500 includes a second knob block 510, a worm 520, an adjusting block 530 and a connecting block 540, the second knob block 510 is fixedly connected to the worm 520, the second knob block 510 is provided with an anti-slip strip 511, the anti-slip strip 511 is configured to rotate the second knob block 510, and the second knob block 510 is easily rotated by the anti-slip strip 511 and the increase of the friction force of the hand. Worm 520 rotates to be connected in regulating block 530, and worm 520 sets up and in regulating block 530, regulating block 530 swing joint is in connecting block 540, connecting block 540 keeps away from the one end fixed connection of regulating block 530 in transmission 240, worm 520 transmission is connected in connecting block 540, worm 520 drives regulating block 530 and carries out the removal of angle, and then make protection reelpipe 370 carry out the regulation of angle, and then can drive the pipe and carry out appropriate angle modulation, and then can solve the problem at the operation in-process through the device, very big help operation can be smooth going on.
Specifically, the working principle of the fixing device of the intrathecal morphine pump catheter is as follows: when the device is used, the base 110 is placed beside an operating bed, the device is prevented from sliding under the action of the anti-slip pad 111, and the safety of the catheter during fixing is further improved. Then the catheter to be operated passes through the protection roller tube 370, and then one end of the catheter is inserted into the puncture needle, when the catheter passes through the protection roller tube 370, because the catheter is a thin silicone tube, the inner diameter of the protection roller tube 370 needs to be reduced to fix the catheter, and then the pressing block 330 needs to be pressed down, and then the pressing block 330 rotates on the mounting seat 320 at an angle, so that the elastic member 340 is deformed under the action of the pressing block 330, and at the same time, the pressing block 330 drives the hinge 350 to move, so that the locking block 360 moves along with the hinge 350, and further the locking block 360 moves up and down on the support frame 310, so that the locking block 360 can press the protection roller tube 370 or loosen the protection roller tube 370, thereby realizing the change of the size of the inner diameter of the protection roller tube 370, and further fixing the catheter, and can be adjusted according to the thickness of the conduit;
when the position of the catheter needs to be adjusted in a translation manner, the knob 211 is slowly rotated, the rotating block 210 drives the rotating shaft 220 to rotate on the mounting frame 120, and the driving rod 230 rotates along with the rotating shaft 220, so that the driving seat 240 moves on the driving rod 230, the adjustment of the translation position is realized, and the smoothness of the operation is effectively improved;
the process of inserting the catheter in the operation is complex, and the catheter needs to be slightly adjusted in position and angle under the influence of various operation factors, so that the operation can be further performed, when the position of the catheter needs to be adjusted, the first knob 420 is rotated, the second rotating block 421 rotates in the second rotating groove 412 of the supporting column 410, the fixed column 430 rotates along with the first knob 420, the fixed column 430 drives the supporting frame 310 to rotate, the protective reel pipe 370 can be driven to rotate, and the catheter is driven to rotate;
when needs are adjusted the pipe angle, rotate second button piece 510 through anti-skidding stripe 511, and then make second button piece 510 drive worm 520 and rotate, and then make worm 520 carry out the transmission on connecting block 540, and then worm 520 drives regulating block 530 and carries out the removal of angle, and then make protection reelpipe 370 carry out the regulation of angle, and then can drive the pipe and carry out appropriate angle modulation, and then can solve the problem at the operation in-process through the device, very big help operation can be smooth going on.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fixing device of intrathecal morphine pump catheter is characterized in that the device comprises
A mounting assembly (100), the mounting assembly (100) comprising a base (110) and a mounting bracket (120), the mounting bracket (120) being fixedly connected to the base (110);
the translation assembly (200) comprises a rotating block (210), a rotating shaft (220), a driving rod (230) and a transmission seat (240), wherein one end of the rotating shaft (220) is fixedly connected to the rotating block (210), the other end of the rotating shaft (220) is rotatably connected to the mounting frame (120), one end of the driving rod (230) is fixedly connected to one end, away from the rotating block (210), of the rotating shaft (220), the other end of the driving rod (230) is rotatably connected to one end, away from the rotating shaft (220), of the mounting frame (120), the transmission seat (240) is in transmission connection with the driving rod (230), and the transmission seat (240) is in sliding connection with the mounting frame (120);
the fixing assembly (300) comprises a support frame (310), a mounting seat (320), a pressing block (330), an elastic piece (340), a hinge joint (350), a locking block (360) and a protective roller pipe (370), wherein the support frame (310) is arranged on the transmission seat (240), the mounting seat (320) is fixedly connected to the support frame (310), the pressing block (330) is hinged to the mounting seat (320), one end of the elastic piece (340) is fixedly connected to the support frame (310), the other end of the elastic piece (340) is fixedly connected to the pressing block (330), the hinge joint (350) is fixedly connected to one end, far away from the elastic piece (340), of the pressing block (330), the locking block (360) is hinged to the hinge joint (350), and the locking block (360) penetrates through the support frame (310), one end of the protection rolling pipe (370) is fixedly connected to the support frame (310), and the other end of the protection rolling pipe (370) can be abutted against one end, far away from the pressing block (330), of the locking block (360).
2. The device for fixing a catheter of an intrathecal morphine pump as claimed in claim 1, wherein the mounting frame (120) is provided with a sliding slot (121), the driving seat (240) is fixedly connected with a sliding block (241), and the sliding block (241) can be accommodated in the sliding slot (121) and can slide along the sliding slot (121).
3. An intrathecal morphine pump catheter fixation device as in claim 1, characterized in that the driving rod (230) is provided with an external thread (231), the actuator seat (240) is provided with an internal thread (242), the external thread (231) is adapted to the internal thread (242), and the actuator seat (240) is drivingly connected to the external thread (231) through the internal thread (242).
4. The device for fixing an intrathecal morphine pump catheter as claimed in claim 1, wherein a knob (211) is fixedly connected to an end of the turning block (210) remote from the rotation shaft (220), the knob (211) being configured to rotate the turning block (210).
5. The device as claimed in claim 1, wherein the locking block (360) defines a movable slot (361), and the hinged joint (350) is received in the movable slot (361) and can move in the movable slot (361).
6. The device for fixing a catheter of an intrathecal morphine pump as claimed in claim 1, wherein the mounting base (320) is provided with a fixed shaft (321), and the pressing block (330) is rotatably connected to the fixed shaft (321).
7. The device for fixing a catheter of an intrathecal morphine pump as claimed in claim 1, wherein said elastic member (340) can be any one of a coil spring, a gas spring and a rubber spring.
8. The device for fixing a catheter of an intrathecal morphine pump as claimed in claim 1, wherein the inner wall of the protective roller tube (370) is provided with a plurality of elastic pressing balls (371), and the elastic pressing balls (371) are uniformly arranged on the protective roller tube (370).
9. The device for fixing an intrathecal morphine pump catheter as claimed in claim 1, wherein a non-slip mat (111) is fixedly connected to the bottom of the base (110), and the non-slip mat (111) is a rubber non-slip mat.
10. The device for fixing an intrathecal morphine pump catheter as claimed in claim 1, wherein a semi-arc block (331) is fixedly connected to one end of the pressing block (330) far away from the hinged joint (350), the semi-arc block (331) is configured to increase the force-bearing area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612976.6A CN112843429B (en) | 2020-12-30 | 2020-12-30 | Fixing device of intrathecal morphine pump catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612976.6A CN112843429B (en) | 2020-12-30 | 2020-12-30 | Fixing device of intrathecal morphine pump catheter |
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| CN112843429B true CN112843429B (en) | 2022-07-01 |
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| CN112843429A (en) | 2021-05-28 |
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