Medical catheter flaring equipment

Abstract

The utility model discloses a medical catheter flaring device which comprises a cabinet, a catheter positioning mechanism and a catheter flaring mechanism, the catheter positioning mechanism and the catheter flaring mechanism are both arranged on the cabinet, the catheter positioning mechanism comprises a catheter fixing assembly and a catheter pressing assembly, and the catheter flaring mechanism comprises a pipe flaring adjusting assembly and a pipe flaring assembly. The catheter pressing assembly is located above the catheter fixing assembly, the catheter fixing assembly is provided with a plurality of catheter fixing holes, medical catheters can be placed in the catheter fixing holes, the catheter expanding adjusting assembly is located on one side of the catheter fixing assembly, and the catheter expanding assembly is adjustably arranged on the catheter expanding adjusting assembly. The pipe expanding assembly is provided with a pipe expanding piece matched with the guide pipe fixing hole. When the medical catheters are expanded, the catheter pressing assembly presses down and fixes the medical catheters in the catheter fixing holes. The pipe expanding device is high in pipe expanding efficiency and pipe expanding precision, good in pipe expanding effect and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of port expansion, in particular to a medical catheter port expansion device. Background Art

[0002] At present, medical catheters are widely used in medical fields including diagnosis, treatment, liquid discharge and drainage, drug delivery, monitoring, etc. In order to facilitate the connection of medical catheters with other equipment or insertion into the patient's body, the existing technology often uses artificial methods to expand the ports of medical catheters. Medical catheters processed by such expansion methods often have problems such as poor appearance consistency, uneven expansion, low production efficiency, high production cost, and low product yield.

[0003] In the existing related technology, the port of the medical catheter is expanded manually. The medical catheter processed by this expansion method often has the problems of poor appearance consistency, uneven expansion, low production efficiency, high production cost, and low product yield. No effective solution has been proposed yet. Utility Model Content

[0004] In view of this, it is necessary to provide a medical catheter expansion device to at least solve the problem in the related art that the port of the medical catheter is expanded manually. The medical catheters processed by such expansion method often have poor appearance consistency, uneven expansion, low production efficiency, high production cost, and low product yield.

[0005] A technical solution adopted by the utility model is as follows: a medical catheter expansion device, comprising a cabinet, a catheter positioning mechanism and a catheter expansion mechanism, wherein the catheter positioning mechanism and the catheter expansion mechanism are both arranged on the cabinet, the catheter positioning mechanism comprises a catheter fixing assembly and a catheter pressing assembly, the catheter expansion mechanism comprises an expansion adjustment assembly and an expansion assembly, the catheter pressing assembly is located above the catheter fixing assembly, the catheter fixing assembly is provided with a plurality of catheter fixing holes, a medical catheter can be placed in the plurality of the catheter fixing holes, the expansion adjustment assembly is located on one side of the catheter fixing assembly, the expansion assembly can be adjustably arranged on the expansion adjustment assembly, and the expansion assembly is provided with an expansion piece matched with the catheter fixing hole; wherein, when the medical catheter is expanded, the catheter pressing assembly presses down and fixes the medical catheter placed in the plurality of the catheter fixing holes, and the expansion adjustment assembly is used to adjust the depth of the expansion piece of the expansion assembly entering the medical catheter to control the expansion depth.

[0006] In some of the embodiments, a control panel is further included. The control panel is disposed on one side of the cabinet, and the control panel is electrically connected to the catheter clamping assembly and the tube expansion assembly, respectively.

[0007] In some embodiments, the catheter fixing assembly includes a first fixing plate, a fixing clamp and a load-bearing plate, the first fixing plate is fixed to the cabinet, the fixing clamp is arranged on the upper surface of the first fixing plate, the load-bearing plate is arranged on the upper surface of the fixing clamp and is located below the catheter clamping assembly, and a plurality of the catheter fixing holes are arranged on the fixing clamp.

[0008] In some embodiments, the fixing fixture includes an upper fixture and a lower fixture, the lower surface of the upper fixture is provided with a plurality of upper fixing grooves, the upper surface of the lower fixture is provided with a plurality of lower fixing grooves matching the upper fixing grooves, and the upper fixing grooves and the lower fixing grooves are assembled into the catheter fixing hole.

[0009] In some embodiments, the catheter clamping assembly includes a second fixed plate, a downward pressing drive device, a downward pressing transmission device, a downward pressing limit plate and a downward pressing plate, the second fixed plate is fixed on the cabinet, the downward pressing transmission device is movably mounted on the second fixed plate, the downward pressing limit plate is arranged at the upper end of the downward pressing transmission device, and the downward pressing plate is arranged at the lower ends of the downward pressing drive device and the downward pressing transmission device; wherein, the downward pressing limit plate is used to limit the downward pressing height of the downward pressing plate, and the downward pressing plate is used to contact the load-bearing plate to fix the medical catheter placed in the catheter fixing hole.

[0010] In some embodiments, the downward pressure transmission device includes a guide sleeve and a first guide column, the downward pressure driving device and the guide sleeve are both fixed on the second fixed plate, the first guide column is movably arranged in the guide sleeve, the downward pressure limit plate is located at the upper end of the first guide column, and the downward pressure plate is fixedly connected to the downward pressure driving device and the first guide column respectively; wherein, the downward pressure driving device drives the downward pressure plate to move up and down through the guide sleeve and the first guide column.

[0011] In some embodiments, the pressing drive device is a driving cylinder, and the pressing plate is connected to a piston rod of the driving cylinder.

[0012] In some embodiments, the tube expansion adjustment assembly includes a linear slide module and a hand wheel, the linear slide module is transmission-connected to the hand wheel, and the tube expansion assembly is arranged on the linear slide module; wherein, the relative position of the tube expansion assembly on the linear slide module is adjusted by rotating the hand wheel.

[0013] In some embodiments, the linear slide module includes a fixed seat, a screw, a second guide column, a screw nut and a slider, the screw and the second guide column are both arranged on the fixed seat, the hand-cranked wheel is transmission-connected to the screw, the screw nut is movably arranged on the screw, the slider is covered on the screw, the second guide column and the screw nut, and the tube expansion assembly is arranged on the slider; wherein, the hand-cranked wheel drives the slider to move along the length direction of the second guide column through the screw and the screw nut, so as to drive the tube expansion assembly to move on the fixed seat.

[0014] In some embodiments, the tube expansion assembly includes a heating seat and a heating rod, the heating seat is arranged on the slider, the heating rod is built in the heating seat, the tube expansion piece is built in the heating seat and located above the heating rod, and the tube expansion piece is a thermocouple; wherein the heating rod heats the thermocouple through the heating seat, and expands the medical catheter placed in the catheter fixing hole by thermal expansion.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: the embodiment of the present application provides a medical catheter flaring device, which replaces the traditional manual flaring operation mode, can shorten the processing time of the flaring process of the medical catheter, improve production efficiency, thereby reducing production and processing costs, reducing labor intensity, being easy to use, having high production efficiency, can reduce production costs and labor intensity, and the products are uniform and neat, with good consistency, high yield rate, and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application;

[0017] Figure 2 It is a schematic diagram of the structure of the catheter positioning mechanism and the catheter expansion mechanism of the embodiment of the present application;

[0018] Figure 3 is a structural schematic diagram of a catheter positioning mechanism according to an embodiment of the present application;

[0019] Figure 4 It is a schematic structural diagram of the catheter expansion mechanism of an embodiment of the present application. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that when a component is referred to as being "mounted on" another component, it may be directly mounted on the other component or there may be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. When a component is considered to be "fixed to" another component, it may be directly fixed on the other component or there may be a central component at the same time.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "or / and" used herein includes any and all combinations of one or more related listed items.

[0023] See also Figure 1-4 The embodiment of the present application provides a medical catheter expansion device, including a cabinet 100, a catheter positioning mechanism 200 and a catheter expansion mechanism 300, the catheter positioning mechanism 200 and the catheter expansion mechanism 300 are both arranged on the cabinet 100, the catheter positioning mechanism 200 includes a catheter fixing component 21 and a catheter pressing component 22, the catheter expansion mechanism 300 includes an expansion adjustment component 31 and a expansion component 32, the catheter pressing component 22 is located above the catheter fixing component 21, and the catheter fixing component 21 is provided with a plurality of catheter fixing holes 211, the medical catheter expansion device includes a catheter fixing component 210, and a catheter fixing component 210 is provided with a plurality of catheter fixing holes 21 ... The catheter can be placed in a plurality of catheter fixing holes 211, the expansion adjustment component 31 is located on one side of the catheter fixing component 21, the expansion component 32 is adjustably arranged on the expansion adjustment component 31, and the expansion component 32 is provided with an expansion piece 321 that matches the catheter fixing hole 211. When the medical catheter is expanded, the catheter clamping component 22 presses down and fixes the medical catheter placed in the plurality of catheter fixing holes 211, and the expansion adjustment component 31 is used to adjust the depth of the expansion piece 321 of the expansion component 32 entering the medical catheter to control the expansion depth.

[0024] In the above-mentioned medical catheter expansion device, when the medical catheter needs to be expanded, the catheter pressing component 22 is used to press down, so as to tightly fix the medical catheter placed in the plurality of catheter fixing holes 211, and the medical catheter is tightly fixed without being damaged; then the expansion adjustment component 31 drives the expansion component 32 to move accurately, so as to control the depth of the expansion member 321 of the expansion component 32 entering the medical catheter from the end of the medical catheter, and then the expansion member 321 of the expansion component 32 is used to expand the port of the medical catheter, so as to replace the traditional manual expansion operation mode, shorten the expansion processing time of the medical catheter, improve production efficiency, reduce production and processing costs, reduce labor intensity, be easy to use, have high production efficiency, can reduce production costs and labor intensity, and produce uniform and neat products with good consistency and high yield rate.

[0025] In order to achieve an increased degree of automation, in some of the optional implementations, reference Figure 1 The medical catheter expansion device further includes a control panel 400 , which is disposed on one side of the cabinet 100 , and the control panel 400 is electrically connected to the catheter pressing assembly 22 and the tube expansion assembly 32 , respectively.

[0026] It can be understood that, with such a configuration, the control panel 400 is used to control the catheter clamping assembly 22 and the tube expansion assembly 32 respectively, thereby improving the automation and precision of the present application.

[0027] In order to achieve tight fixation of the medical catheter in the catheter fixing hole 211, in some optional embodiments, the catheter fixing assembly 21 includes a first fixing plate 212, a fixing clamp 213 and a load-bearing plate 214, the first fixing plate 212 is fixed to the cabinet 100, the fixing clamp 213 is arranged on the upper surface of the first fixing plate 212, the load-bearing plate 214 is arranged on the upper surface of the fixing clamp 213 and is located below the catheter clamping assembly 22, and a plurality of catheter fixing holes 211 are arranged on the fixing clamp 213.

[0028] In order to further achieve tight fixation of the medical catheter in the catheter fixing hole 211, the fixing clamp 213 includes an upper clamp 215 and a lower clamp 216. The lower surface of the upper clamp 215 is provided with a plurality of upper fixing grooves, and the upper surface of the lower clamp 216 is provided with lower fixing grooves matching the plurality of upper fixing grooves. The upper fixing grooves and the lower fixing grooves are assembled into the catheter fixing hole 211.

[0029] It can be understood that, with such a configuration, the upper clamp 215 and the lower clamp 216 are clamped in the middle by the first fixing plate 212 and the load-bearing plate 214, so as to protect the upper clamp 215 and the lower clamp 216 to a greater extent. The load-bearing plate 214 provides a buffer between the upper clamp 215 and the catheter clamping assembly 22 to prevent damage to the medical catheter. After the medical catheter is placed in the lower fixing groove of the lower clamp 216, the upper clamp 215 is closed, and the upper fixing groove and the lower fixing groove are assembled into a catheter fixing hole 211, so that the medical catheter is well fixed in the catheter fixing hole 211.

[0030] In order to better fix the medical catheter in the catheter fixing hole 211, in some optional embodiments, the catheter clamping assembly 22 includes a second fixing plate 221, a pressing drive device 222, a pressing transmission device 223, a pressing limit plate 224 and a pressing plate 225, the second fixing plate 221 is fixed on the cabinet 100, the pressing transmission device 223 is movably mounted on the second fixing plate 221, the pressing transmission device 223 can be movably moved up and down relative to the second fixing plate 221, the pressing limit plate 224 is arranged at the upper end of the pressing transmission device 223, and the pressing plate 225 is arranged at the lower end of the pressing transmission device 223; wherein, the pressing limit plate 224 is used to limit the pressing height of the pressing plate 225, and the pressing plate 225 is used to contact with the load-bearing plate 214 to fix the medical catheter placed in the catheter fixing hole 211.

[0031] In order to further achieve the precise downward pressing of the catheter clamping assembly 22, the downward pressing transmission device 223 includes a guide sleeve 2231 and a first guide column 2232. The downward pressing driving device 222 and the guide sleeve 2231 are both fixed on the second fixed plate 221. The first guide column 2232 is movably arranged in the guide sleeve 2231. The downward pressing limit plate 224 is located at the upper end of the first guide column 2232. The downward pressing plate 225 is fixedly connected to the driving member and the first guide column 2232 respectively; wherein, the downward pressing driving device 222 drives the downward pressing plate 225 to move up and down through the guide sleeve 2231 and the first guide column 2232.

[0032] In order to further achieve precise downward pressing of the catheter pressing assembly 22, the downward pressing driving device 222 is a driving cylinder, and the downward pressing plate 225 is connected to the piston rod of the driving cylinder.

[0033] It can be understood that with such a configuration, the stroke of the lower pressing plate 225 is limited by the lower pressing limit plate 224, thereby avoiding the problem of excessive pressure on the medical catheter in the fixing fixture 213 by the lower pressing plate 225 causing damage. At the same time, the transmission method of the driving cylinder, the guide sleeve 2231 and the first guide column 2232 is adopted to improve the downward pressing precision of the lower pressing plate 225 of the catheter clamping assembly 22, effectively fixing the medical catheter while preventing damage to the medical catheter.

[0034] In order to achieve precise movement of the tube expansion assembly 32, in some optional embodiments, the tube expansion adjustment assembly 31 includes a linear slide module 311 and a hand wheel 312, the linear slide module 311 and the hand wheel 312 are transmission-connected, and the tube expansion assembly 32 is disposed on the linear slide module 311; wherein, the relative position of the tube expansion assembly 32 on the linear slide module 311 is adjusted by rotating the hand wheel 312.

[0035] To further achieve precise movement of the tube expansion assembly 32, the linear slide module 311 includes a fixed seat 3111, a screw rod 3112, a second guide column 3113, a screw nut and a slider 3114. The screw rod 3112 and the second guide column 3113 are both arranged on the fixed seat 3111. The hand-cranked wheel 312 is transmission-connected to the screw rod 3112. The screw nut is movably arranged on the screw rod 3112. The slider 3114 is covered on the screw rod 3112, the second guide column 3113 and the screw nut. The tube expansion assembly 32 is arranged on the slider 3114. The hand-cranked wheel 312 drives the slider 3114 to move along the length direction of the second guide column 3113 through the screw rod 3112 and the screw nut, so as to drive the tube expansion assembly 32 to move on the fixed seat 3111.

[0036] It can be understood that with such a configuration, by using the hand-cranked wheel 312 to adjust the position of the slider 3114 between the screw rod 3112 and the second guide column 3113, the movement distance of the control expansion assembly 32 on the slider 3114 can be accurately controlled, thereby controlling the depth of the expansion member 321 of the expansion assembly 32 extending into the end of the medical catheter, thereby improving the accuracy of the expansion.

[0037] To achieve the precise tube expansion function, in some optional embodiments, the tube expansion assembly 32 includes a heating seat 322 and a heating rod 323. The heating seat 322 is disposed on the slider 3114, the heating rod 323 is built into the heating seat 322, the tube expansion member 321 is built into the heating seat 322 and is located above the heating rod 323, and the tube expansion member 321 is a thermocouple; wherein the heating rod 323 heats the thermocouple through the heating seat 322, and expands the medical catheter placed in the catheter fixing hole 211 by thermal expansion.

[0038] It can be understood that with such a configuration, the heating rod 323 heats the heating seat, and the heating seat can transfer heat to the tube expander 321 (thermocouple), thereby expanding the medical catheter in the catheter fixing hole 211 through thermal expansion, with good tube expansion effect, good consistency of the medical catheter, and high yield rate.

[0039] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present invention and are not intended to limit the present invention. As long as they are within the spirit of the present invention, appropriate changes and modifications to the above embodiments are within the scope of protection required by the present invention.

Claims

1. A medical catheter expansion device, characterized in that: The invention comprises a cabinet (100), a catheter positioning mechanism (200) and a catheter expansion mechanism (300), wherein the catheter positioning mechanism (200) and the catheter expansion mechanism (300) are both arranged on the cabinet (100), the catheter positioning mechanism (200) comprises a catheter fixing component (21) and a catheter pressing component (22), the catheter expansion mechanism (300) comprises an expansion adjustment component (31) and a expansion component (32), the catheter pressing component (22) is located above the catheter fixing component (21), the catheter fixing component (21) is provided with a plurality of catheter fixing holes (211), and a medical catheter can be placed in the plurality of the catheter fixing holes (211). The tube expansion adjustment component (31) is located in a catheter fixing hole (211) on one side of the catheter fixing component (21); the tube expansion component (32) is adjustably arranged on the tube expansion adjustment component (31); and the tube expansion component (32) is provided with a tube expansion member (321) that matches the catheter fixing hole (211); wherein, when expanding a medical catheter, the catheter pressing component (22) presses down and fixes the medical catheters placed in a plurality of the catheter fixing holes (211); and the depth of the tube expansion member (321) of the tube expansion component (32) entering the medical catheter is adjusted by the tube expansion adjustment component (31) to control the tube expansion depth.

2. The medical catheter expansion device according to claim 1, characterized in that: It also includes a control panel (400), the control panel (400) being arranged on one side of the cabinet (100), and the control panel (400) being electrically connected to the conduit pressing assembly (22) and the pipe expanding assembly (32) respectively.

3. The medical catheter expansion device according to claim 1, characterized in that: The catheter fixing assembly (21) comprises a first fixing plate (212), a fixing clamp (213) and a bearing plate (214); the first fixing plate (212) is fixed to the cabinet (100); the fixing clamp (213) is arranged on the upper surface of the first fixing plate (212); the bearing plate (214) is arranged on the upper surface of the fixing clamp (213) and is located below the catheter clamping assembly (22); and a plurality of catheter fixing holes (211) are arranged on the fixing clamp (213).

4. The medical catheter expansion device according to claim 3, characterized in that: The fixing fixture (213) comprises an upper fixture (215) and a lower fixture (216); a plurality of upper fixing grooves are provided on the lower surface of the upper fixture (215); a plurality of lower fixing grooves matching the plurality of upper fixing grooves are provided on the upper surface of the lower fixture (216); the upper fixing grooves and the lower fixing grooves are assembled to form the catheter fixing hole (211).

5. The medical catheter expansion device according to claim 4, characterized in that: The catheter clamping assembly (22) comprises a second fixing plate (221), a downward pressing driving device (222), a downward pressing transmission device (223), a downward pressing limiting plate (224) and a downward pressing plate (225), wherein the second fixing plate (221) is fixed on the cabinet (100), the downward pressing transmission device (223) is movably mounted on the second fixing plate (221), the downward pressing limiting plate (224) is arranged at the upper end of the downward pressing transmission device (223), and the downward pressing plate (225) is arranged at the lower end of the downward pressing transmission device (223); wherein the downward pressing limiting plate (224) is used to limit the downward pressing height of the downward pressing plate (225), and the downward pressing plate (225) is used to contact the load-bearing plate (214) to fix the medical catheter placed in the catheter fixing hole (211).

6. The medical catheter expansion device according to claim 5, characterized in that: The downward pressing transmission device (223) comprises a guide sleeve (2231) and a first guide column (2232); the downward pressing driving device (222) and the guide sleeve (2231) are both fixed on the second fixed plate (221); the first guide column (2232) is movably arranged in the guide sleeve (2231); the downward pressing limit plate (224) is located at the upper end of the first guide column (2232); and the downward pressing plate (225) is fixedly connected to the downward pressing driving device (222) and the first guide column (2232), respectively; wherein the downward pressing driving device (222) drives the downward pressing plate (225) to move up and down through the guide sleeve (2231) and the first guide column (2232).

7. The medical catheter expansion device according to claim 6, characterized in that: The downward pressing driving device (222) is a driving cylinder, and the downward pressing plate (225) is connected to the piston rod of the driving cylinder.

8. The medical catheter expansion device according to claim 7, characterized in that: The tube expansion adjustment component (31) comprises a linear slide module (311) and a hand wheel (312), wherein the linear slide module (311) is transmission-connected to the hand wheel (312), and the tube expansion component (32) is arranged on the linear slide module (311); wherein the relative position of the tube expansion component (32) on the linear slide module (311) is adjusted by rotating the hand wheel (312).

9. The medical catheter expansion device according to claim 8, characterized in that: The linear slide module (311) comprises a fixed seat (3111), a screw (3112), a second guide column (3113), a screw nut and a slider (3114); the screw (3112) and the second guide column (3113) are both arranged on the fixed seat (3111); the hand-cranked wheel (312) is transmission-connected to the screw (3112); the screw nut is movably arranged on the screw (3112); and the slider (3114) is 14) is covered on the screw rod (3112), the second guide column (3113) and the screw rod nut, and the tube expansion assembly (32) is arranged on the slider (3114); wherein the hand-cranked wheel (312) drives the slider (3114) to move along the length direction of the second guide column (3113) through the screw rod (3112) and the screw rod nut, so as to drive the tube expansion assembly (32) to move on the fixing seat (3111).

10. The medical catheter expansion device according to claim 9, characterized in that: The tube expansion assembly (32) comprises a heating seat (322) and a heating rod (323); the heating seat (322) is arranged on the slider (3114); the heating rod (323) is built into the heating seat (322); the tube expansion member (321) is built into the heating seat (322) and is located above the heating rod (323); the tube expansion member (321) is a thermocouple; wherein the heating rod (323) heats the thermocouple through the heating seat (322), and expands the medical catheter placed in the catheter fixing hole (211) by thermal expansion.

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