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CN109481763B - Special miniature negative pressure adjustable drainage device for hand-foot microsurgery - Google Patents

Special miniature negative pressure adjustable drainage device for hand-foot microsurgery Download PDF

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Publication number
CN109481763B
CN109481763B CN201811652938.6A CN201811652938A CN109481763B CN 109481763 B CN109481763 B CN 109481763B CN 201811652938 A CN201811652938 A CN 201811652938A CN 109481763 B CN109481763 B CN 109481763B
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box body
plate
hole
negative pressure
wall
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CN109481763A (en
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黄晓楠
李瑞阁
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    • A61M1/0023—
    • A61M1/0058—
    • 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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • 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
    • A61M3/00—Medical syringes, e.g. enemata; Irrigators
    • A61M3/02—Enemata; Irrigators
    • A61M3/0279—Cannula; Nozzles; Tips; their connection means

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  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Devices For Medical Bathing And Washing (AREA)

Abstract

本发明公开了一种手足显微外科专用微型负压可调引流器，包括箱体，所述箱体的一侧底部内壁上连接有引流管，引流管的一端延伸至箱体的外侧并连接有引流头，引流管上连接有冲洗管，冲洗管的外侧设有夹子，箱体的顶部开设有安装孔，安装孔和箱体的内壁上固定安装有同一个隔板，隔板的一侧开设有转动孔，转动孔内转动安装有橡胶板，橡胶板的外侧开设有多个半球形槽，转动孔的顶侧内壁上开设有连接孔，连接孔内转动安装有转轴，转轴的底端与橡胶板的顶部固定连接，转轴的顶端延伸至隔板的上方并焊接有转盘。本发明设计合理，操作方便，便于实现吸液和排液功能，且吸液时吸力逐渐增大便于调节，方便人们使用。

Figure 201811652938

The invention discloses a miniature negative pressure adjustable drainage device specially used for hand and foot microsurgery. There is a drainage head, a flushing pipe is connected to the drainage pipe, a clip is arranged on the outer side of the flushing pipe, a mounting hole is opened on the top of the box, and the same partition is fixedly installed on the mounting hole and the inner wall of the box, and one side of the partition is There is a rotating hole, a rubber plate is rotatably installed in the rotating hole, a plurality of hemispherical grooves are opened on the outside of the rubber plate, a connecting hole is opened on the inner wall of the top side of the rotating hole, and a rotating shaft is rotatably installed in the connecting hole, and the bottom end of the rotating shaft is It is fixedly connected with the top of the rubber plate, and the top of the rotating shaft extends to the top of the partition plate and is welded with a turntable. The invention has reasonable design, convenient operation, and is convenient for realizing the functions of liquid suction and discharge, and the suction force gradually increases during liquid suction, which is convenient for adjustment and convenient for people to use.

Figure 201811652938

Description

Special miniature negative pressure adjustable drainage device for hand-foot microsurgery
Technical Field
The invention relates to the technical field of drainage equipment, in particular to a miniature negative-pressure adjustable drainage device special for hand-foot microsurgery.
Background
The negative pressure wound treating technology is one new technology developed in recent years for treating wound, and has semi-permeable biological film to seal open wound and negative pressure machine to produce certain negative pressure for acting on debrided wound via drainage tube and dressing. Among the prior art there is an adjustable drainage ware of special miniature negative pressure of brothers microsurgery, including stock solution pipe and injection pin, and the injection pin cover is inside the stock solution pipe, the stock solution pipe adopts one end open-ended cylinder structure, stock solution pipe open-ended one end is connected with the removal push rod with removing, stock solution pipe other end fixedly connected with connecting pipe, the connecting pipe is connected with the drainage tube, the drainage tube upwards is connected with the flushing pipe, the entry end of flushing pipe is equipped with the stopper, be equipped with the clip on the flushing pipe, drainage tube lower extreme surface is equipped with the drainage mouth, injection pin one end is connected with the sliding seat, the injection pin other end is connected with pushes away the valve, both sides all are provided with the constant head tank about the injection pin, it is connected with miniature spring dynamometer to push away the valve, the device can accurately read out the drainage liquid.
However, the suction force of the existing drainage device is inconvenient to adjust and control, the tissue is easily damaged due to overlarge suction force, and the existing drainage device is not beneficial to people to use, so that the miniature negative-pressure adjustable drainage device special for the hand-foot microsurgery is provided for solving the problems.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a miniature negative pressure adjustable drainage device special for hand-foot microsurgery.
The invention provides a miniature negative pressure adjustable drainage device special for hand-foot microsurgery, which comprises a box body, wherein a drainage tube is connected on the inner wall of the bottom of one side of the box body, one end of the drainage tube extends to the outer side of the box body and is connected with a drainage head, a flushing tube is connected on the drainage tube, a clamp is arranged on the outer side of the flushing tube, a mounting hole is formed in the top of the box body, the same partition plate is fixedly mounted on the mounting hole and the inner wall of the box body, a rotating hole is formed in one side of the partition plate, a rubber plate is rotatably mounted in the rotating hole, and a plurality of hemispherical grooves are formed;
the inner wall of the top side of the rotating hole is provided with a connecting hole, a rotating shaft is rotatably mounted in the connecting hole, the bottom end of the rotating shaft is fixedly connected with the top of the rubber plate, the top end of the rotating shaft extends to the upper part of the partition plate and is welded with a rotary table, one side of the top part of the partition plate is provided with a sliding chute, a sliding column is slidably mounted in the sliding chute, the top end of the sliding column is of a hemispherical structure, four corners of the bottom of the rotary table are provided with a plurality of hemispherical grooves matched with the sliding column, the top end of the sliding column extends into the corresponding hemispherical groove and is movably connected with the hemispherical groove, the same spring is welded between the bottom end of the sliding column and the inner wall of the bottom part of the sliding chute, the inner wall of one side of the box body and one side of the partition plate are both welded with supporting plates, the sealing plate is connected with the box body in a sliding and sealing mode, a sliding rod is fixedly connected to the top side of the sealing plate, and the top end of the sliding rod extends to the position below the box body and is welded with a pressing plate.
Preferably, the outer side of the rotating shaft is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the connecting hole.
Preferably, a plurality of hemisphere recesses and a plurality of hemisphere groove one-to-one set up, and the quantity of hemisphere groove is four to six, and four to six are the equidistant interval setting of annular.
Preferably, the top side of the rotating disc is welded with a knob, and the diameter of the knob is larger than that of the rotating disc.
Preferably, the inner wall of the top of the box body is provided with a through hole matched with the slide bar, and the slide bar is movably connected with the through hole.
Preferably, an air pump is fixedly mounted on the inner wall of the box body, an air outlet of the air pump extends to the outer side of the box body, and the air pump is located on one side, away from the drainage tube, of the partition plate.
Preferably, the outer side of the rubber plate extends to the outer side of the rotating hole, and the outer side of the rubber plate is in rotating and sealing connection with the rotating hole.
Preferably, the outer side of the sliding column is filled with lubricating oil.
Compared with the prior art, the invention has the beneficial effects that:
(1) the air pump is started to pump air in the box body, so that negative pressure is formed in the space on the left side of the partition plate, the clamp is taken down from the flushing pipe, cleaning liquid is injected into the flushing pipe, the cleaning liquid flows out through the drainage head and can be cleaned, the clamp clamps the flushing pipe, the knob is rotated, the knob drives the rotating shaft to rotate through the turntable, the rotating shaft drives the rubber plate to rotate, the rubber plate drives the hemispherical grooves to rotate, and the air pressure in the space on the left side of the partition plate is lower than that in the space on the right side, so that the air pressure on the right side of the partition plate is gradually reduced when the air in the space on the right side is gradually screwed into the left side of the partition plate through the hemispherical grooves;
(2) through hemisphere recess, knob, closing plate, spring, backup pad, slide bar, clamp plate, air pump, drainage head and bearing cooperation, when baffle right side atmospheric pressure reduced the drainage tube will absorb liquid through the drainage head, when needing to get rid of the liquid in the box, only need press the clamp plate, the clamp plate passes through the slide bar and extrudees the closing plate downwards, and the air on closing plate extrusion baffle right side can be with outside the liquid propelling movement play box on baffle right side, realizes the flowing back function.
The invention has reasonable design and convenient operation, is convenient to realize the functions of liquid suction and liquid discharge, and the suction force is gradually increased during liquid suction to be convenient for adjustment, thereby being convenient for people to use.
Drawings
FIG. 1 is a schematic structural view of a special miniature negative pressure adjustable drainage device for hand-foot microsurgery provided by the invention;
FIG. 2 is a schematic structural view of part A of the special miniature negative pressure adjustable drainage device for hand-foot microsurgery provided by the invention;
FIG. 3 is a schematic structural view of the part B of the miniature negative pressure adjustable drainage device special for hand-foot microsurgery provided by the invention;
FIG. 4 is a schematic structural view of the part C of the special miniature negative pressure adjustable drainage device for hand-foot microsurgery provided by the invention;
FIG. 5 is a schematic view of the three-dimensional structure of a rubber plate of the miniature negative pressure adjustable drainage device special for hand-foot microsurgery provided by the invention.
In the figure: the device comprises a box body 1, a drainage tube 2, a flushing tube 3, a clamp 4, a mounting hole 5, a partition plate 6, a rotating hole 7, a rubber plate 8, a hemispherical groove 9, a connecting hole 10, a rotating shaft 11, a rotating disc 12, a sliding groove 13, a sliding column 14, a hemispherical groove 15, a knob 16, a sealing plate 17, a spring 18, a supporting plate 19, a sliding rod 20, a pressing plate 21, an air pump 22, a flow guide head 23 and a bearing 24.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-5, the present embodiment provides a miniature negative pressure adjustable drainage device special for hand-foot microsurgery, which includes a box body 1, a drainage tube 2 is connected to an inner wall of a bottom of one side of the box body 1, one end of the drainage tube 2 extends to an outer side of the box body 1 and is connected to a drainage head 23, a flushing tube 3 is connected to the drainage tube 2, a clip 4 is arranged on an outer side of the flushing tube 3, a mounting hole 5 is formed in a top of the box body 1, the same partition plate 6 is fixedly mounted on the mounting hole 5 and an inner wall of the box body 1, a rotation hole 7 is formed in one side of the partition plate 6, a rubber plate 8 is rotatably mounted in the rotation hole 7, and a plurality of; a connecting hole 10 is formed in the inner wall of the top side of the rotating hole 7, a rotating shaft 11 is rotatably mounted in the connecting hole 10, the bottom end of the rotating shaft 11 is fixedly connected with the top of the rubber plate 8, the top end of the rotating shaft 11 extends to the upper side of the partition plate 6 and is welded with a rotating disc 12, a sliding groove 13 is formed in one side of the top of the partition plate 6, a sliding column 14 is slidably mounted in the sliding groove 13, the top end of the sliding column 14 is of a hemispherical structure, a plurality of hemispherical grooves 15 matched with the sliding column 14 are formed in four corners of the bottom of the rotating disc 12, the top end of the sliding column 14 extends into the corresponding hemispherical grooves 15 and is movably connected with the hemispherical grooves 15, the same spring 18 is welded between the bottom end of the sliding column 14 and the inner wall of the bottom of the sliding groove 13, supporting plates 19 are welded on the inner wall of one, the top ends of the two springs 18 are fixedly connected with the same sealing plate 17, the sealing plate 17 is connected with the box body 1 in a sliding and sealing mode, the top side of the sealing plate 17 is fixedly connected with a sliding rod 20, the top end of the sliding rod 20 extends to the lower portion of the box body 1 and is welded with a pressing plate 21, an air pump 22 is started under the matching of the box body 1, the drainage tube 2, the flushing tube 3, the clamp 4, the mounting hole 5, the partition plate 6, the rotating hole 7, the rubber plate 8, the hemispherical groove 9, the connecting hole 10, the rotating shaft 11, the rotating disc 12, the sliding groove 13 and the sliding column 14, the air pump 22 pumps air in the box body 1 to enable the space on the left side of the partition plate 6 to form negative pressure, the clamp 4 is taken down from the flushing tube 3, cleaning liquid is injected into the flushing tube 3, the cleaning liquid flows out through a flow guiding head 23 and can be cleaned, the rotating shaft 11 drives the rubber plate 8 to rotate, the rubber plate 8 drives the hemispherical grooves 9 to rotate, and the air pressure in the left space of the partition plate 6 is lower than that in the right space, so that the air pressure in the right space of the partition plate 6 is gradually reduced when the hemispherical grooves 9 gradually screw the air in the right space into the left side of the partition plate 6; under the cooperation of the hemispherical groove 15, the knob 16, the sealing plate 17, the spring 18, the supporting plate 19, the sliding rod 20, the pressing plate 21, the air pump 22, the drainage head 23 and the bearing 24, when the air pressure on the right side of the partition plate 6 is reduced, the drainage tube 2 sucks liquid through the drainage head 23, when the liquid in the box body 1 needs to be drained, only the pressing plate 21 needs to be pressed, the pressing plate 21 downwards presses the sealing plate 17 through the sliding rod 20, the sealing plate 17 presses the air on the right side of the partition plate 6, the liquid on the right side of the partition plate 6 can be pushed out of the box body 1, and the liquid drainage function is realized.
In this embodiment, a bearing 24 is fixedly sleeved on the outer side of the rotating shaft 11, the outer ring of the bearing 24 is fixedly connected with the inner wall of the connecting hole 10, the plurality of hemispherical grooves 15 and the plurality of hemispherical grooves 9 are arranged in a one-to-one correspondence manner, the number of the hemispherical grooves 9 is four to six, and the four to six are arranged at equal intervals in an annular shape, the top side of the rotating disc 12 is welded with a knob 16, the diameter of the knob 16 is larger than that of the rotating disc 12, the inner wall of the top of the box body 1 is provided with a through hole matched with the slide bar 20, the slide bar 20 is movably connected with the through hole, the inner wall of the box body 1 is fixedly provided with an air pump 22, the air outlet of the air pump 22 extends to the outer side of the box body 1, the air pump 22 is positioned on one side of the partition board 6 far away from the drainage tube 2, the outer side of the rubber, under the cooperation of the box body 1, the drainage tube 2, the flushing tube 3, the clamp 4, the mounting hole 5, the partition plate 6, the rotating hole 7, the rubber plate 8, the hemispherical groove 9, the connecting hole 10, the rotating shaft 11, the rotary table 12, the sliding chute 13 and the sliding column 14, the air pump 22 is started, the air pump 22 pumps air in the box body 1 to enable the space on the left side of the partition plate 6 to form negative pressure, the clamp 4 is taken down from the flushing tube 3, cleaning liquid is injected into the flushing tube 3, the cleaning liquid flows out through the drainage head 23 and can be cleaned, the clamp clamps the flushing tube 3, the knob 16 drives the rotating shaft 11 to rotate through the rotary table 12, the rotating shaft 11 drives the rubber plate 8 to rotate, the rubber plate 8 drives the plurality of hemispherical grooves 9 to rotate, and because the air pressure of the space on the left side of the partition plate 6 is lower than the pressure of the space on the right side, the air pressure on the right side of the clapboard 6 is gradually reduced; under the cooperation of the hemispherical groove 15, the knob 16, the sealing plate 17, the spring 18, the supporting plate 19, the sliding rod 20, the pressing plate 21, the air pump 22, the drainage head 23 and the bearing 24, when the air pressure on the right side of the partition plate 6 is reduced, the drainage tube 2 sucks liquid through the drainage head 23, when the liquid in the box body 1 needs to be drained, only the pressing plate 21 needs to be pressed, the pressing plate 21 downwards presses the sealing plate 17 through the sliding rod 20, the sealing plate 17 presses the air on the right side of the partition plate 6, the liquid on the right side of the partition plate 6 can be pushed out of the box body 1, and the liquid drainage function is realized.
In the embodiment, when in use, the commercial power is used for supplying power to the air pump 22, the control switch is arranged on the air pump 22, the air pump 22 is started, the air pump 22 pumps air in the box body 1, so that the left space of the partition board 6 forms negative pressure, at the moment, the clamp 4 is taken off from the flushing pipe 3, cleaning liquid is injected into the flushing pipe 3, the cleaning liquid flows out through the drainage head 23, cleaning operation can be carried out, the clamp clamps the flushing pipe 3, the knob 16 is rotated, the knob 16 drives the rotating shaft 11 to rotate through the turntable 12, the rotating shaft 11 drives the rubber plate 8 to rotate, the rubber plate 8 drives the plurality of hemispherical grooves 9 to rotate, as the air pressure in the left space of the partition board 6 is lower than the pressure in the right space, when the air in the right space is gradually screwed into the left side of the partition board 6 by the hemispherical grooves 9, the air pressure in the right space is gradually reduced, at the moment, only need press the clamp plate 21, the clamp plate 21 passes through slide bar 20 and extrudees sealing plate 17 downwards, and sealing plate 17 extrudees the air on baffle 6 right side, can realize the flowing back function outside the box 1 with the liquid propelling movement on baffle 6 right side.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1.一种手足显微外科专用微型负压可调引流器，包括箱体(1)，所述箱体(1)的一侧底部内壁上连接有引流管(2)，引流管(2)的一端延伸至箱体(1)的外侧并连接有引流头(23)，引流管(2)上连接有冲洗管(3)，冲洗管(3)的外侧设有夹子(4)，其特征在于，所述箱体(1)的顶部开设有安装孔(5)，所述安装孔(5)和箱体(1)的内壁上固定安装有同一个隔板(6)，所述隔板(6)的一侧开设有转动孔(7)，所述转动孔(7)内转动安装有橡胶板(8)，橡胶板(8)的外侧开设有多个半球形槽(9)；1. A special miniature negative pressure adjustable drainage device for hand and foot microsurgery, comprising a box body (1), a drainage tube (2) is connected to the inner wall of one side bottom of the box body (1), and the drainage tube (2) One end of the casing extends to the outside of the box body (1) and is connected with a drainage head (23), the drainage pipe (2) is connected with a flushing pipe (3), and a clip (4) is provided on the outside of the flushing pipe (3). In that, the top of the box body (1) is provided with a mounting hole (5), the mounting hole (5) and the inner wall of the box body (1) are fixedly installed with the same partition (6), the partition plate One side of (6) is provided with a rotating hole (7), a rubber plate (8) is rotatably installed in the rotating hole (7), and a plurality of hemispherical grooves (9) are opened on the outside of the rubber plate (8); 所述转动孔(7)的顶侧内壁上开设有连接孔(10)，所述连接孔(10)内转动安装有转轴(11)，所述转轴(11)的底端与橡胶板(8)的顶部固定连接，所述转轴(11)的顶端延伸至隔板(6)的上方并焊接有转盘(12)，所述隔板(6)的顶部一侧开设有滑槽(13)，所述滑槽(13)内滑动安装有滑柱(14)，所述滑柱(14)的顶端设置为半球形结构，所述转盘(12)底部四角开设有多个与滑柱(14)相适配的半球形凹槽(15)，所述滑柱(14)的顶端延伸至对应的半球形凹槽(15)内并与半球形凹槽(15)活动连接，所述滑柱(14)的底端与滑槽(13)的底部内壁之间焊接有同一个弹簧(18)，所述箱体(1)的一侧内壁上和隔板(6)的一侧均焊接有支撑板(19)，且两个支撑板(19)均位于橡胶板(8)的上方，所述支撑板(19)的顶部焊接有弹簧(18)，且两个弹簧(18)的顶端固定连接有同一个密封板(17)，所述密封板(17)与箱体(1)滑动密封连接，所述密封板(17)的顶侧固定连接有滑杆(20)，所述滑杆(20)的顶端延伸至箱体(1)的下方并焊接有压板(21)，所述箱体(1)的内壁上固定安装有气泵(22)，气泵(22)的出气口延伸至箱体(1)的外侧，气泵(22)位于隔板(6)远离引流管(2)的一侧。A connecting hole (10) is opened on the inner wall of the top side of the rotating hole (7), a rotating shaft (11) is rotatably installed in the connecting hole (10), and the bottom end of the rotating shaft (11) is connected to the rubber plate (8). ), the top of the rotating shaft (11) extends to the top of the partition plate (6) and is welded with a turntable (12), and the top side of the partition plate (6) is provided with a chute (13), A sliding column (14) is slidably installed in the chute (13), the top of the sliding column (14) is set in a hemispherical structure, and the four corners of the bottom of the turntable (12) are provided with a plurality of sliding columns (14) A matching hemispherical groove (15), the top end of the sliding column (14) extends into the corresponding hemispherical groove (15) and is movably connected with the hemispherical groove (15), the sliding column (14) The same spring (18) is welded between the bottom end of 14) and the bottom inner wall of the chute (13), and supports are welded on one side of the inner wall of the box (1) and one side of the partition (6). Plate (19), and two support plates (19) are located above the rubber plate (8), the top of the support plate (19) is welded with springs (18), and the tops of the two springs (18) are fixedly connected There is the same sealing plate (17), the sealing plate (17) is slidably and sealingly connected with the box body (1), and the top side of the sealing plate (17) is fixedly connected with a sliding rod (20), and the sliding rod ( The top end of 20) extends to the bottom of the box body (1) and is welded with a pressure plate (21), an air pump (22) is fixedly installed on the inner wall of the box body (1), and the air outlet of the air pump (22) extends to the box body Outside (1), the air pump (22) is located on the side of the partition plate (6) away from the drainage pipe (2). 2.根据权利要求1所述的一种手足显微外科专用微型负压可调引流器，其特征在于，所述转轴(11)的外侧固定套设有轴承(24)，轴承(24)的外圈与连接孔(10)的内壁固定连接。2 . The micro-adjustable negative pressure drainage device for hand and foot microsurgery according to claim 1 , wherein the outer fixed sleeve of the rotating shaft ( 11 ) is provided with a bearing ( 24 ), and the bearing ( 24 ) has a bearing ( 24 ). The outer ring is fixedly connected with the inner wall of the connecting hole (10). 3.根据权利要求1所述的一种手足显微外科专用微型负压可调引流器，其特征在于，多个半球形凹槽(15)与多个半球形槽(9)一一对应设置，半球形槽(9)的数量为四到六个，且四到六个呈环形等间距间隔设置。3. The micro-adjustable negative pressure drain for hand and foot microsurgery according to claim 1, wherein a plurality of hemispherical grooves (15) and a plurality of hemispherical grooves (9) are arranged in one-to-one correspondence , the number of hemispherical grooves (9) is four to six, and the four to six are arranged at regular intervals in a ring shape. 4.根据权利要求1所述的一种手足显微外科专用微型负压可调引流器，其特征在于，所述转盘(12)的顶侧焊接有旋钮(16)，且旋钮(16)的直径比转盘(12)的直径大。4. A kind of miniature negative pressure adjustable drainage device specially used for hand and foot microsurgery according to claim 1, characterized in that, a knob (16) is welded on the top side of the turntable (12), and the knob (16) is The diameter is larger than that of the turntable (12). 5.根据权利要求1所述的一种手足显微外科专用微型负压可调引流器，其特征在于，所述箱体(1)的顶部内壁上开设有与滑杆(20)相适配的通孔，且滑杆(20)与通孔活动连接。5. A kind of miniature negative pressure adjustable drainage device specially used for hand and foot microsurgery according to claim 1, characterized in that, the top inner wall of the box body (1) is provided with a sliding rod (20) adapted to the through hole, and the sliding rod (20) is movably connected with the through hole. 6.根据权利要求1所述的一种手足显微外科专用微型负压可调引流器，其特征在于，所述橡胶板(8)的外侧延伸至转动孔(7)的外侧，且橡胶板(8)的外侧与转动孔(7)转动密封连接。6. A micro-adjustable negative pressure drain for hand and foot microsurgery according to claim 1, wherein the outer side of the rubber plate (8) extends to the outer side of the rotating hole (7), and the rubber plate The outer side of (8) is connected to the rotating hole (7) in a rotational and sealing manner. 7.根据权利要求1所述的一种手足显微外科专用微型负压可调引流器，其特征在于，所述滑柱(14)的外侧注有润滑油。7 . The micro-adjustable negative pressure drain for hand and foot microsurgery according to claim 1 , wherein the outer side of the spool ( 14 ) is filled with lubricating oil. 8 .
CN201811652938.6A 2018-12-29 2018-12-29 Special miniature negative pressure adjustable drainage device for hand-foot microsurgery Expired - Fee Related CN109481763B (en)

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