Catheter sheath incision device

Abstract

The utility model belongs to the technical field of catheter sheath incision, and particularly relates to a catheter sheath incision device which comprises a bottom plate. A first clamping area is arranged at the top of the bottom plate; a cutting area is arranged at the top of the bottom plate; a second clamping area is arranged at the top of the bottom plate; the first clamping area, the cutting area and the second clamping area are the same in position; the top of the bottom plate is fixedly connected with a fixed plate; the side wall of the fixed plate is fixedly connected with a motor; the output end of the motor is connected with a threaded rod; the threaded rod penetrates through the second clamping area and the middle of the fixing plate. In the step, the catheter sheath needing to be cut is clamped and stabilized through a clamping assembly arranged in a first clamping area, the catheter sheath needing to be cut is cut through a cutting assembly arranged in a cutting area, and after cutting is completed, a motor is used for rotating a threaded rod to adjust the position distance of a second clamping area; and the cut catheter sheath waste is ejected out through the ejection assembly, and the safety protection effect of the catheter sheath incision device is enhanced.

Description

Technical Field

[0001] The utility model belongs to the technical field of catheter sheath incision, in particular to a catheter sheath incision device. Background Art

[0002] A catheter sheath, also known as an arterial sheath, is a thin-walled tubular sheath consisting of a dilator, sheath and hemostatic valve, usually made of polytetrafluoroethylene. It is a device used to protect and support blood vessels. It is usually surgically implanted into the human body to provide direct access to the heart or other arteries.

[0003] In the prior art, a sheath can be used to wrap around a blood vessel to provide an additional layer of protection to prevent the blood vessel from being damaged or destroyed.

[0004] During long-term use observation, it was found that in order to ensure the tearable and root-finishing part of the injection-molded connector, pre-incision processing is required at the catheter sheath connector. However, the current incision device is not easy to adjust for catheter sheaths of different specifications, and the blade can easily endanger the safety of the operator.

[0005] To this end, the utility model provides a catheter sheath incision device. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art and solve at least one problem raised in the background technology, a catheter sheath incision device is proposed.

[0007] The technical solution adopted by the utility model to solve its technical problems is: the catheter sheath incision device described in the utility model comprises a bottom plate; a first clamping area is arranged on the top of the bottom plate; a cutting area is arranged on the top of the bottom plate; a second clamping area is arranged on the top of the bottom plate; the first clamping area, the cutting area and the second clamping area are at the same position; a fixed plate is fixedly connected to the top of the bottom plate; a motor is fixedly connected to the side wall of the fixed plate; a threaded rod is connected to the output end of the motor; the threaded rod passes through the second clamping area and the middle of the fixed plate; the threaded rod and the fixed plate are in transmission cooperation; the threaded rod and the second clamping area are in transmission cooperation; a stabilizing rod is fixedly connected to the side wall of the fixed plate; The stabilizing rod passes through the middle of the second clamping area; the stabilizing rod and the second clamping area are in sliding fit; clamping assemblies are arranged inside the first clamping area and the second clamping area; a cutting assembly is arranged in the middle of the cutting area; an ejection assembly is arranged on the side wall of the fixed plate; in this step, the catheter sheath to be cut is clamped and stabilized by the clamping assembly arranged inside the first clamping area, and the catheter sheath to be cut is cut by the cutting assembly inside the cutting area. After the cutting is completed, the position distance of the second clamping area is adjusted by rotating the threaded rod with a motor, and the waste catheter sheath after cutting is ejected by the ejection assembly, thereby enhancing the safety protection effect of the catheter sheath cutting device.

[0008] Preferably, the clamping assembly includes a first slide groove; the first slide groove is opened in the middle of the first clamping area and the cutting area; the first slide groove is evenly distributed in the middle of the first clamping area; a telescopic rod is slidably fitted in the middle of each group of the first slide grooves; a spring is sleeved on the side wall of the telescopic rod; a clamping plate is fixedly connected to the end of the telescopic rod; in this step, the telescopic rod slidably fitted in the middle of the first slide groove can utilize the repulsive force of the spring to perform adaptive adjustment when the clamping plate clamps catheter sheaths of different specifications, thereby ensuring stable clamping even when facing catheter sheaths of different specifications, and further enhancing the clamping stability effect of the catheter sheath incision device.

[0009] Preferably, the ejection assembly includes an ejection block; the side wall of the fixed plate is provided with an ejection block; the ejection blocks are evenly distributed on the side wall of the fixed plate; each group of the ejection blocks corresponds to the position of the clamping plate; a mounting plate is fixedly connected to the top of the fixed plate; an electric push rod is installed on the top of the mounting plate; the output end of the electric push rod is connected to a mounting base; a pressing block is installed at the bottom of the mounting base; the pressing blocks are evenly distributed at the bottom of the mounting base; in this step, the cut waste can be ejected when the position of the second clamping area is adjusted through the setting of the ejection block, and the waste that is not completely ejected from the second clamping area can be pressed and squeezed out through the electric push rod and the pressing block, further enhancing the cut waste separation effect of the catheter sheath incision device.

[0010] Preferably, a through groove is provided in the middle of the cutting area; the through grooves are evenly distributed in the middle of the cutting area; a second slide groove is provided in the middle of the cutting area; the second slide grooves are evenly distributed in the middle of the cutting area; a slide rod is slidably engaged with the inner side wall of the second slide groove; a rotating knife seat is rotatably engaged with the middle of the slide rod; the rotating knife seat and the through groove are rotatably engaged; a blade is installed on the bottom side wall of the rotating knife seat; a control rod is fixedly connected to the top of the rotating knife seat; in this step, the position of the blade can be adjusted by setting the second slide groove, and the direction of the blade can be adjusted by using the rotating knife seat through the setting of the control rod, which further enhances the cutting direction adjustment effect of the catheter sheath incision device.

[0011] Preferably, the bottom plate is provided with a collection box; the collection box is arranged between the second clamping area and the fixed plate; in this step, the ejected waste can be collected through the arrangement of the collection box, further enhancing the collection effect of the catheter sheath incision device.

[0012] Preferably, a storage box is installed on the side wall of the collection box; the collection boxes are evenly distributed on the side wall of the storage box; a water pump is installed on the side wall of the storage box; the water pumps are evenly distributed on the side wall of the storage box; each group of water pump output ends are connected to an infusion tube; the infusion tube passes through the side wall of the collection box; this step can drive the liquid inside the storage box to flush the waste collected in the collection box through the setting of the water pump, thereby further enhancing the flushing effect of the catheter sheath incision device.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The catheter sheath incision device described in the utility model clamps and stabilizes the catheter sheath to be incised by a clamping assembly arranged inside the first clamping area, cuts the catheter sheath to be cut by a cutting assembly inside the cutting area, and after the cutting is completed, the position distance of the second clamping area is adjusted by rotating the threaded rod with a motor, and the waste catheter sheath after cutting is ejected by the ejection assembly, thereby enhancing the safety protection effect of the catheter sheath incision device.

[0015] 2. The catheter sheath incision device described in the utility model can utilize the repulsive force of the spring through the telescopic rod that is slidably arranged in the middle of the first slide groove to perform adaptive adjustment when the clamping plate clamps catheter sheaths of different specifications, thereby ensuring stable clamping even when facing catheter sheaths of different specifications, further enhancing the clamping stabilization effect of the catheter sheath incision device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model will be further described below in conjunction with the accompanying drawings.

[0017] Figure 1 It is a stereogram in the utility model;

[0018] Figure 2 This is a schematic diagram of the first chute structure in the utility model;

[0019] Figure 3 It is a cross-sectional view of the cutting area in the utility model;

[0020] Figure 4 It is a schematic diagram of the ejection block structure in the utility model;

[0021] Legend:

[0022] 1. Bottom plate; 11. First clamping area; 12. Cutting area; 13. Second clamping area; 14. Fixed plate; 15. Motor; 16. Threaded rod; 17. Stabilizing rod; 2. First slide slot; 21. Telescopic rod; 22. Spring; 23. Clamping plate; 3. Mounting plate; 31. Electric push rod; 32. Mounting base; 33. Pressing block; 34. Ejecting block; 4. Second slide slot; 41. Sliding rod; 42. Rotating knife seat; 43. Blade; 44. Through slot; 45. Control lever; 5. Collection box; 6. Storage box; 61. Water pump; 62. Infusion tube; 7. Filter plate. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] Specific examples are given below.

[0025] like Figures 1 to 4 As shown, a catheter sheath incision device described in an embodiment of the utility model comprises a base plate 1; a first clamping area 11 is arranged on the top of the base plate 1; a cutting area 12 is arranged on the top of the base plate 1; a second clamping area 13 is arranged on the top of the base plate 1; the first clamping area 11, the cutting area 12 and the second clamping area 13 are at the same position; a fixing plate 14 is fixedly connected to the top of the base plate 1; a motor 15 is fixedly connected to the side wall of the fixing plate 14; a threaded rod 16 is connected to the output end of the motor 15; the threaded rod 16 passes through the middle of the second clamping area 13 and the fixing plate 14; the threaded rod 16 and the fixing plate 14 are in transmission cooperation; the threaded rod 16 and the second clamping area 13 are in transmission cooperation; a stabilizing rod 17 is fixedly connected to the side wall of the fixing plate 14; the stabilizing rod 17 passes through the middle of the second clamping area 13; the stabilizing rod 17 and the second clamping area 13 are in sliding cooperation; the first clamping area 11 and the second clamping area 13 A clamping assembly is provided inside; a cutting assembly is provided in the middle of the cutting area 12; an ejection assembly is provided on the side wall of the fixed plate 14; when working, the catheter sheath that needs to be incised is clamped and stabilized by the clamping assembly inside the first clamping area 11, and the catheter sheath that needs to be cut is cut by the cutting assembly inside the cutting area 12, and after the cutting is completed, the threaded rod 16 is rotated by the motor 15 to adjust the position distance of the second clamping area 13, and the waste catheter sheath after cutting is ejected by the ejection assembly; in this step, the catheter sheath that needs to be incised is clamped and stabilized by the clamping assembly provided inside the first clamping area 11, and the catheter sheath that needs to be cut is cut by the cutting assembly inside the cutting area 12, and after the cutting is completed, the threaded rod 16 is rotated by the motor 15 to adjust the position distance of the second clamping area 13, and the waste catheter sheath after cutting is ejected by the ejection assembly, thereby enhancing the safety protection effect of the catheter sheath incision device.

[0026] Further, such as Figure 1 to Figure 2As shown, the clamping assembly includes a first slide groove 2; a first slide groove 2 is opened in the middle of the first clamping area 11 and the cutting area 12; the first slide grooves 2 are evenly distributed in the middle of the first clamping area 11; a telescopic rod 21 is slidably matched in the middle of each group of the first slide grooves 2; a spring 22 is sleeved on the side wall of the telescopic rod 21; a clamping plate 23 is fixedly connected to the end of the telescopic rod 21; when working, the telescopic rod 21 that slides in the middle of the first slide groove 2 can utilize the repulsive force of the spring 22 to adaptively adjust when the clamping plate 23 clamps catheter sheaths of different specifications, ensuring that it can clamp stably when facing catheter sheaths of different specifications; in this step, the telescopic rod 21 that slides in the middle of the first slide groove 2 can utilize the repulsive force of the spring 22 to adaptively adjust when the clamping plate 23 clamps catheter sheaths of different specifications, ensuring that it can clamp stably when facing catheter sheaths of different specifications, further enhancing the clamping stability effect of the catheter sheath incision device.

[0027] Further, such as Figures 1 to 4 As shown, the ejection assembly includes an ejection block 34; the side wall of the fixed plate 14 is provided with an ejection block 34; the ejection blocks 34 are evenly distributed on the side wall of the fixed plate 14; each group of the ejection blocks 34 corresponds to the position of the clamping plate 23; the top of the fixed plate 14 is fixedly connected to the mounting plate 3; the top of the mounting plate 3 is installed with an electric push rod 31; the output end of the electric push rod 31 is connected to the mounting base 32; the bottom of the mounting base 32 is installed with a pressing block 33; the pressing blocks 33 are evenly distributed at the bottom of the mounting base 32; when working, the second The distance between the clamping area 13 and the ejection block 34 is used to eject the cut waste. The waste that fails to be ejected can be adjusted by the electric push rod 31 to adjust the height of the pressing block 33 to press and pull the ejected part of the waste to make it separate from the second clamping area 13. In this step, the ejection block 34 can be set to eject the cut waste when the position of the second clamping area 13 is adjusted. The electric push rod 31 and the pressing block 33 can be used to press and squeeze out the waste that has not been completely ejected from the second clamping area 13, thereby further enhancing the separation effect of the cut waste of the catheter sheath incision device.

[0028] Further, such as Figure 3As shown, a through slot 44 is provided in the middle of the cutting area 12; the through slots 44 are evenly distributed in the middle of the cutting area 12; a second slide slot 4 is provided in the middle of the cutting area 12; the second slide slot 4 is evenly distributed in the middle of the cutting area 12; a slide bar 41 is slidably matched with the inner side wall of the second slide slot 4; a rotating knife seat 42 is rotatably matched with the middle of the slide bar 41; the rotating knife seat 42 is rotatably matched with the through slot 44; a blade 43 is installed on the bottom side wall of the rotating knife seat 42; the top of the rotating knife seat 42 is fixedly connected to the rotating knife seat 42. There is a control rod 45; when working, the position of the blade 43 can be adjusted by the sliding rod 41 that slides in the middle of the second slide groove 4, and the direction of the blade 43 can be adjusted by rotating the rotating knife seat 42 through the control rod 45, which not only meets the straight-mouthed catheter sheath cutting requirements; in this step, the position of the blade 43 can be adjusted by the setting of the second slide groove 4, and the direction of the blade 43 can be adjusted by using the rotating knife seat 42 through the setting of the control rod 45, which further enhances the cutting direction adjustment effect of the catheter sheath incision device.

[0029] Further, such as Figures 1 to 4 As shown, the bottom plate 1 is provided with a collecting box 5; the collecting box 5 is arranged between the second clamping area 13 and the fixed plate 14; during operation, the waste ejected by adjusting the position of the second clamping area 13 can be collected by the setting of the collecting box 5; in this step, the ejected waste can be collected by the setting of the collecting box 5, thereby further enhancing the collection effect of the catheter sheath incision device.

[0030] Further, such as Figures 1 to 4 As shown, a storage box 6 is installed on the side wall of the collection box 5; the collection boxes 5 are evenly distributed on the side wall of the storage box 6; a water pump 61 is installed on the side wall of the storage box 6; the water pumps 61 are evenly distributed on the side wall of the storage box 6; the output end of each group of the water pumps 61 is connected to an infusion tube 62; the infusion tube 62 passes through the side wall of the collection box 5; when working, the liquid inside the storage box 6 is driven by the water pump 61, and the waste collected in the collection box 5 is flushed through the infusion tube 62, so as to reduce the accumulation of impurities in the waste so as to facilitate subsequent recycling; this step can drive the liquid inside the storage box 6 to flush the waste collected in the collection box 5 through the setting of the water pump 61, thereby further enhancing the flushing effect of the catheter sheath incision device.

[0031] Further, such as Figure 4 As shown, a filter plate 7 is installed on the inner wall of the collection box 5; when working, the waste collected by the collection box 5 can be blocked and filtered by the filter plate 7; this step can block and filter the waste collected by the collection box 5 through the setting of the filter plate 7, further enhancing the filtering effect of the catheter sheath incision device.

[0032] Working principle: The catheter sheath that needs to be cut is clamped and stabilized by the clamping assembly inside the first clamping area 11, and the catheter sheath that needs to be cut is cut by the cutting assembly inside the cutting area 12. After the cutting is completed, the threaded rod 16 is rotated by the motor 15 to adjust the position distance of the second clamping area 13, and the waste of the catheter sheath after cutting is ejected by the ejection assembly. The telescopic rod 21 that slides in the middle of the first slide groove 2 can use the repulsive force of the spring 22 to adaptively adjust the clamping plate 23 when clamping catheter sheaths of different specifications, so as to ensure that the catheter sheaths of different specifications can be clamped stably, and the distance of the second clamping area 13 is adjusted by the motor 15, and the waste after cutting is ejected by the ejection block 34. The material is ejected, and the waste material that fails to be ejected can be pressed and pulled by adjusting the height of the pressing block 33 through the electric push rod 31 to push and pull the part of the waste material that is ejected, so that it is separated from the second clamping area 13. The position of the blade 43 can be adjusted by the sliding rod 41 that slides in the middle of the second slide groove 4, and the direction of the blade 43 can be adjusted by rotating the rotating knife seat 42 through the control rod 45. It not only meets the needs of the straight-mouthed catheter sheath cutting, but also can collect the waste material ejected from the adjusted position of the second clamping area 13 through the setting of the collecting box 5. The liquid inside the storage box 6 is driven by the water pump 61, and the waste collected in the collecting box 5 is flushed through the infusion tube 62, so as to reduce the accumulation of impurities in the waste material for subsequent recycling.

[0033] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A catheter sheath incision device, comprising a base plate (1); characterized in that: The top of the bottom plate (1) is provided with a first clamping area (11); the top of the bottom plate (1) is provided with a cutting area (12); the top of the bottom plate (1) is provided with a second clamping area (13); the first clamping area (11), the cutting area (12) and the second clamping area (13) are located at the same position; the top of the bottom plate (1) is fixedly connected to a fixing plate (14); the side wall of the fixing plate (14) is fixedly connected to a motor (15); the output end of the motor (15) is connected to a threaded rod (16); the threaded rod (16) extends from the middle of the second clamping area (13) and the fixing plate (14) The threaded rod (16) and the fixing plate (14) are in transmission cooperation; the threaded rod (16) and the second clamping area (13) are in transmission cooperation; a stabilizing rod (17) is fixedly connected to the side wall of the fixing plate (14); the stabilizing rod (17) passes through the middle of the second clamping area (13); the stabilizing rod (17) and the second clamping area (13) are in sliding cooperation; a clamping assembly is arranged inside the first clamping area (11) and the second clamping area (13); a cutting assembly is arranged in the middle of the cutting area (12); and an ejecting assembly is arranged on the side wall of the fixing plate (14).

2. A catheter sheath incision device according to claim 1, characterized in that: The clamping assembly comprises a first slide groove (2); the first clamping area (11) and the cutting area (12) are both provided with a first slide groove (2) in the middle; the first slide grooves (2) are evenly distributed in the middle of the first clamping area (11); a telescopic rod (21) is slidably matched in the middle of each group of the first slide grooves (2); a spring (22) is sleeved on the side wall of the telescopic rod (21); and a clamping plate (23) is fixedly connected to the end of the telescopic rod (21).

3. A catheter sheath incision device according to claim 2, characterized in that: The ejection assembly comprises an ejection block (34); the ejection block (34) is arranged on the side wall of the fixed plate (14); the ejection blocks (34) are evenly distributed on the side wall of the fixed plate (14); each group of the ejection blocks (34) corresponds to the position of the clamping plate (23); the top of the fixed plate (14) is fixedly connected to a mounting plate (3); the top of the mounting plate (3) is equipped with an electric push rod (31); the output end of the electric push rod (31) is connected to a mounting base (32); the bottom of the mounting base (32) is equipped with a pressing block (33); the pressing blocks (33) are evenly distributed on the bottom of the mounting base (32).

4. A catheter sheath incision device according to claim 3, characterized in that: A through groove (44) is provided in the middle of the cutting area (12); the through grooves (44) are evenly distributed in the middle of the cutting area (12); a second slide groove (4) is provided in the middle of the cutting area (12); the second slide grooves (4) are evenly distributed in the middle of the cutting area (12); a slide rod (41) is slidably engaged with the inner wall of the second slide groove (4); a rotating knife seat (42) is rotationally engaged with the middle of the slide rod (41); the rotating knife seat (42) and the through groove (44) are rotationally engaged; a blade (43) is installed on the bottom side wall of the rotating knife seat (42); a control rod (45) is fixedly connected to the top of the rotating knife seat (42).

5. A catheter sheath incision device according to claim 4, characterized in that: The bottom plate (1) is provided with a collection box (5); the collection box (5) is arranged between the second clamping area (13) and the fixing plate (14).

6. A catheter sheath incision device according to claim 5, characterized in that: The side wall of the collection box (5) is installed with a storage box (6); the collection boxes (5) are evenly distributed on the side wall of the storage box (6); the side wall of the storage box (6) is installed with a water pump (61); the water pump (61) is evenly distributed on the side wall of the storage box (6); the output end of each group of the water pumps (61) is connected to an infusion tube (62); the infusion tube (62) passes through the side wall of the collection box (5).

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