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CN-122005132-A - Rotary microsurgery treatment suction catheter and performance test method

CN122005132ACN 122005132 ACN122005132 ACN 122005132ACN-122005132-A

Abstract

The invention relates to the technical field of surgical instruments and discloses a rotary type microsurgery treatment suction catheter and a performance test method, wherein the catheter comprises a tube body, one end of the tube body is detachably connected with a replaceable suction head communicated with the tube body, the replaceable suction head is rotatably folded, the outer side of the tube body is fixedly connected with a clamping tube, the outer side of the clamping tube is fixedly connected with a clamping assembly for positioning and assembling the replaceable suction head, the outer side of the tube body is fixedly connected with a dredging assembly, one end of the tube body far away from the replaceable suction head is communicated with a negative pressure tube, the replaceable suction head comprises a connecting tube, rubber balls, an adsorption tube, an adsorption hole and a connecting sleeve, the connecting sleeve is rotationally embedded on the inner side of the tube body and is in sealing communication with the tube body, and the number of the rubber balls is a plurality. The rotary type microsurgery treatment suction catheter and the performance test method have the advantages that the catheter head can flexibly rotate, adapt to narrow dental concealed operation areas, eliminate suction dead angles and the like.

Inventors

  • LIN JIANPING

Assignees

  • 上际医疗科技(浙江)有限公司

Dates

Publication Date
20260512
Application Date
20260316

Claims (9)

  1. 1. The rotary type microsurgery treatment suction catheter is characterized by comprising a tube body (1), wherein one end of the tube body (1) is detachably connected with a replaceable suction head (2) communicated with the tube body (1), the replaceable suction head (2) is rotatably folded, the outer side of the tube body (1) is fixedly connected with a clamping tube (3), the outer side of the clamping tube (3) is fixedly connected with a clamping assembly (4) for positioning and assembling the replaceable suction head (2), the outer side of the tube body (1) is fixedly connected with a dredging assembly (5), and one end, far away from the replaceable suction head (2), of the tube body (1) is communicated with a negative pressure tube (6); The replaceable suction head (2) comprises a connecting pipe (21), rubber balls (22), an adsorption pipe (23), adsorption holes (24) and a connecting sleeve (25), wherein the connecting sleeve (25) is rotationally embedded on the inner side of the pipe body (1) and is communicated with the pipe body (1) in a sealing manner, the number of the rubber balls (22) is multiple, the adjacent rubber balls (22) are communicated through the connecting pipe (21), the rubber ball (22) closest to one end of the pipe body (1) is communicated with the connecting sleeve (25), the rubber ball (22) closest to the pipe body (1) is communicated with the connecting sleeve (25), the rubber ball (22) furthest from the pipe body (1) is communicated with the adsorption pipe (23), and a plurality of uniformly distributed adsorption holes (24) are formed in the outer side of the adsorption pipe (23); The negative pressure pipe (6), the pipe body (1), the connecting sleeve (25), the rubber ball (22), the connecting pipe (21), the adsorption pipe (23) and the adsorption hole (24) are sequentially communicated to form a continuous negative pressure guide channel.
  2. 2. The rotary microsurgery treatment suction catheter according to claim 1, wherein an anti-slip sleeve (7) is fixedly sleeved on the outer side of the middle end of the catheter body (1), anti-slip patterns are arranged on the outer side of the anti-slip sleeve (7), and a prompting lamp (8) is fixedly connected to the outer side of the catheter body (1).
  3. 3. The rotary type microsurgery treatment suction catheter according to claim 1, wherein the clamping assembly (4) comprises a side end limiting assembly (41), a clamping plate (42), a clamping rod (43) and a rubber pad (44), the side end limiting assembly (41) is fixedly connected to the outer side of the catheter body (1), the inner side of the clamping plate (42) is in sliding connection with the outer side of the side end limiting assembly (41), the clamping rod (43) is fixedly connected to the bottom end of the clamping plate (42), the clamping rod (43) penetrates through the connecting sleeve (25) and extends to the inner side of the clamping tube (3), and the rubber pad (44) is fixedly wrapped on the outer side of the clamping rod (43).
  4. 4. The rotary type microsurgery treatment suction catheter according to claim 3, wherein the lateral end limiting assembly (41) comprises a lateral end limiting box (401) and a limiting rod (402), the lateral end limiting box (401) is fixedly connected to the outer side of the clamping tube (3), the limiting rod (402) is fixedly connected to the inner side of the lateral end limiting box (401) and is connected with the inner side of the clamping plate (42) in a sliding mode, and the top end of the clamping plate (42) is fixedly connected with a pulling handle.
  5. 5. A rotary microsurgical suction catheter in accordance with claim 2, wherein the dredging assembly (5) comprises a dredging tube (51), a pulse tube (52) and a negative pressure sensor (53), wherein one end of the dredging tube (51) is communicated with the tube body (1), the other end of the dredging tube (51) is communicated with the pulse tube (52), and the negative pressure sensor (53) is fixedly connected to the inner side of the tube body (1).
  6. 6. The rotary microsurgery treatment suction catheter according to claim 5, wherein the negative pressure sensor (53) is electrically connected with the indicator lamp (8), the inner side of the dredging pipe (51) is fixedly connected with the one-way valve (9), and the conduction direction of the one-way valve (9) is that the pulse pipe (52) flows to the dredging pipe (51).
  7. 7. The rotary microsurgical treatment suction catheter in accordance with claim 1, wherein the negative pressure guide channel is coated with a superhydrophobic coating on the inside.
  8. 8. The method for testing the performance of a rotary microsurgical treatment suction catheter according to any one of claims 1-7, comprising the steps of: s1, positioning, clamping and fixing a pipe body (1) of the rotary microsurgery treatment suction catheter and a test tool to enable the pipe body (1) to keep a stable posture; s2, applying an acting force to the replaceable suction head (2) at the front end of the pipe body (1) to enable the replaceable suction head (2) to complete twisting action at a set angle relative to the pipe body (1); s3, continuously observing the structural deformation state of the replaceable suction head (2) within a set time length, and completing the structural stability test of the rotatable suction head (2); S4, sealing an adsorption hole (24) of an adsorption pipe (23) on the replaceable suction head (2) by adopting a plugging piece, and simulating a working condition that a negative pressure guide channel is blocked in the microsurgery process; s5, starting a negative pressure pipe (6) to establish a negative pressure adsorption state, collecting a negative pressure abnormal signal in a blocking state by a negative pressure sensor (53) in the pipe body (1), and controlling a prompt lamp (8) to send out a red warning signal; S6, after receiving the red warning signal, closing the negative pressure pipe (6) to stop negative pressure supply, and simultaneously starting the pulse pipe (52) of the dredging assembly (5) to output pulse dredging medium; And S7, pulse dredging medium flows into a negative pressure guide channel in the pipe body (1) in one way through the dredging pipe (51), pulse dredging is carried out on the blocking position, and the negative pressure quick-through effect of the dredging assembly (5) is tested.
  9. 9. The method for testing the performance of the rotary microsurgery therapeutic suction catheter according to claim 8, wherein in the step S7, the pulse dredging medium directionally flows into the negative pressure guide channel through the one-way valve (9) at the inner side of the dredging pipe (51), the negative pressure recovery value is detected through the negative pressure sensor (53) after dredging is finished, and whether the dredging effect of the dredging component (5) meets the standard is judged according to the negative pressure recovery value.

Description

Rotary microsurgery treatment suction catheter and performance test method Technical Field The invention relates to the technical field of surgical instruments, in particular to a rotary microsurgery treatment suction catheter and a performance test method. Background The suction catheter is a core auxiliary instrument in the microsurgery process such as tooth extraction, periodontal treatment, tooth filling and the like, and is mainly used for sucking blood water, saliva and tissue fragments generated in an oral cavity operation area and secretions generated in the treatment process in real time, and has the core effects of keeping the visual field of the operation area clear, avoiding the blood water and the saliva from shielding the operation part, reducing the pollution of the operation area, providing stable suction support for the accurate operation of dentists and ensuring the smooth development of the operation. In the actual operation process, the front end of the catheter generally adopts a fixed integrated structure, has no rotatable adjusting function, has fixed angle and poor adjusting flexibility, can not flexibly adjust the suction angle according to the position of an operation area (such as a narrow hidden area of a tooth adjacent surface gap, a periodontal pocket, a wisdom tooth blind pocket and the like), has obvious suction dead angles and is difficult to thoroughly suck blood and saliva in the operation area, and on the other hand, the suction channel of the conventional suction catheter is of a single-aperture structure, the smoothness of the inner wall of the channel is insufficient, and in the suction process, sundries such as tissue fragments, blood clots and the like in the operation area are easy to adhere to the inner wall of the channel or block the suction opening at the front end of the catheter, so that the dredging operation is tedious and time-consuming, not only seriously affects the operation efficiency of operation, but also possibly fails due to the blocking, further causes the visual field blurring and pollution of the operation area and increases the potential safety hazards of operation, so the rotary type microsurgery treatment suction catheter and the performance test method are provided to solve the problems. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides a rotary type microsurgery treatment suction catheter and a performance test method, which have the advantages that a catheter head can flexibly rotate, a dental narrow hidden operation area is adapted, suction dead angles are eliminated, and the like, and the problems that the front end of the catheter generally adopts a fixed type integrated structure, has no rotatable adjusting function, is fixed in angle and poor in adjusting flexibility, cannot flexibly adjust the suction angle according to the position of the operation area (such as a tooth adjacent surface gap, a periodontal pocket, a wisdom tooth blind pocket and other narrow hidden areas), has obvious suction dead angles, is difficult to thoroughly suck blood and saliva in the operation area, and on the other hand, the suction channel of the traditional suction catheter is mostly of a single-aperture structure, the smoothness of the inner wall of the channel is insufficient, and in the suction process, sundries such as tissue fragments, blood clots and the like in the operation area are easy to adhere to the inner wall of the channel or block the suction opening at the front end of the catheter, the dredging operation is complicated and time-consuming, the operation efficiency is seriously influenced, the suction function is invalid due to blocking is also possible, and the visual field pollution is caused to the operation area, and the potential safety hazard of the operation is increased are solved. (II) technical scheme The technical scheme of the invention for solving the technical problems is that the rotary type microsurgery treatment suction catheter comprises a tube body, wherein one end of the tube body is detachably connected with a replaceable suction head communicated with the tube body, the replaceable suction head is rotatable and foldable, the outer side of the tube body is fixedly connected with a clamping tube, the outer side of the clamping tube is fixedly connected with a clamping assembly for positioning and assembling the replaceable suction head, the outer side of the tube body is fixedly connected with a dredging assembly, and one end of the tube body far away from the replaceable suction head is communicated with a negative pressure tube; The replaceable suction head comprises connecting pipes, rubber balls, an adsorption pipe, adsorption holes and connecting sleeves, wherein the connecting sleeves are rotationally embedded on the inner sides of pipe bodies and are communicated with the pipe bodies in a sealing mode, the number of the rubber balls is mult