CN113398443B - General surgery department is with preventing blockking up drainage tube - Google Patents
General surgery department is with preventing blockking up drainage tube Download PDFInfo
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- CN113398443B CN113398443B CN202110854462.XA CN202110854462A CN113398443B CN 113398443 B CN113398443 B CN 113398443B CN 202110854462 A CN202110854462 A CN 202110854462A CN 113398443 B CN113398443 B CN 113398443B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M2025/0019—Cleaning catheters or the like, e.g. for reuse of the device, for avoiding replacement
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Abstract
The invention discloses an anti-blocking drainage tube for general surgery department, which comprises a drainage tube body, an installation tube, an inner tube, a traction mechanism and a cutting mechanism, wherein the installation tube is arranged in the drainage tube body; the installation tube is arranged at the end part of the drainage tube body and is detachably connected with the drainage tube body; the inner pipe is sleeved inside the mounting pipe and can horizontally move in the mounting pipe; the traction mechanism is arranged on the drainage tube body, and the output end of the traction mechanism extends into the installation tube to be connected with the inner tube and is used for driving the inner tube to horizontally move in the installation tube; the cutting mechanism is arranged in the inner pipe and used for cutting the blockage blocked in the inner pipe when the inner pipe moves horizontally. When the inner tube is blocked, the pull rope is pulled back and forth through the pull rod and is matched with the two first springs, the inner tube and the first blades can be driven to move back and forth, and the blocking objects are cut and dredged through the matching of the pull rod and the second blades, so that the operation of replacing the drainage tube is avoided, the workload of medical personnel is reduced, and the discomfort of a patient is reduced.
Description
Technical Field
The invention relates to the technical field of drainage tubes, in particular to an anti-blocking drainage tube for general surgery department.
Background
Drainage tubes are often used in clinical surgical operations of the thoracic cavity, the cerebral cavity, the gastrointestinal tract, the biliary tract and the like, some drainage tubes are used for catheterization, and the drainage tubes are used for draining hematocele, effusion and empyema generated in the operation process. However, in the drainage process, the condition that the core tube is blocked sometimes occurs, the drainage can not be smoothly performed, and at this time, the drainage tube needs to be replaced, but the replacement of the drainage tube not only can increase the workload of medical personnel, but also can bring more pain to patients.
Disclosure of Invention
The invention aims to provide an anti-clogging drainage tube for general surgery department, which solves the problems of the background technology by cutting and dredging the blockage in the drainage tube.
The technical scheme of the invention is as follows: an anti-clogging drainage tube for general surgery department comprises a drainage tube body, an installation tube, an inner tube, a traction mechanism and a cutting mechanism; the installation tube is arranged at the end part of the drainage tube body and is detachably connected with the drainage tube body; the inner pipe is sleeved inside the mounting pipe and can horizontally move in the mounting pipe; the traction mechanism is arranged on the drainage tube body, and the output end of the traction mechanism extends into the installation tube to be connected with the inner tube and is used for driving the inner tube to horizontally move in the installation tube; the cutting mechanism is arranged in the inner pipe and used for cutting the blockage blocked in the inner pipe when the inner pipe moves horizontally.
Further, the cutting mechanism comprises a plurality of first cutting blades, a support rod, a connecting shaft and a plurality of second cutting blades; the first cutting blades are obliquely fixed on the inner wall of the front end of the inner pipe, the first cutting blades are uniformly distributed on the inner pipe in a surrounding mode by taking the center line of the inner pipe as the center, and one end, close to the inner wall of the inner pipe, of each first cutting blade forms a circular through hole; the supporting rod is vertically arranged in the mounting pipe and positioned on the right side of the inner pipe, and two ends of the supporting rod are fixed with the inner wall of the mounting pipe; one end of the connecting shaft is vertically fixed on the side wall of the supporting rod, which is opposite to the inner tube, the other end of the connecting shaft extends into the inner tube and is superposed with the central line of the inner tube, and the diameter of the connecting shaft is smaller than that of the through hole; a plurality of second cutting blade equipartitions encircle to be fixed the connecting axle is located the shaft part of inner tube, a plurality of second cutting blade with a plurality of first cutting blade are crisscross to be set up, and the one end that the connecting axle was kept away from to every second cutting blade is fixed with first slider respectively, the inner wall of inner tube along its length direction be equipped with a plurality ofly with first slider assorted first spout, every first slider correspond respectively clamp in every first spout and with first spout sliding connection.
Further, the traction mechanism comprises an installation block, a branch pipe, a movable rod, a second spring, a pull rope and a limiting plate; the mounting block is sleeved and fixed at the right end of the inner pipe, a mounting groove is formed in the right end of the mounting block and communicated with the inner pipe, and a clamping ring is fixed on the side wall of the mounting groove; the two first springs are horizontally arranged in the mounting groove and are respectively positioned above and below the inner pipe, one ends of the two first springs are fixed with the bottom of the mounting groove, and the other ends of the two first springs are fixed with one end of the supporting rod, which is opposite to the inner pipe; the branch pipe is obliquely fixed on the side wall of the drainage tube body and is communicated with the drainage tube body; the moving rod is arranged in the branch pipe and is superposed with the central line of the branch pipe, one end of the moving rod is fixedly provided with a rubber plug which is clamped in the branch pipe and can move along the length direction of the branch pipe, and the other end of the moving rod extends out of the branch pipe and is fixedly provided with a pull rod; the second spring is sleeved on the moving rod, and two ends of the second spring are respectively fixed with the rubber plug and the inner wall of the branch pipe; one end of the pull rope is fixed with one end of the rubber plug, which is far away from the moving rod, and the other end of the pull rope extends into the mounting pipe and penetrates through the snap ring; the limiting plate is arranged on the left side of the clamping ring, and the limiting plate is fixed with the pull rope.
Further, the installation pipe includes integrated into one piece first toper pipe, first pipe, second toper pipe and the second pipe that sets gradually from a left side to the right side, and the internal diameter of first toper pipe, first pipe, second toper pipe and second pipe increases in proper order, the left end card dress of inner tube just can be in the mouth of pipe horizontal migration of first toper pipe in the mouth of pipe of first toper pipe, the installation piece be the round platform type, and the outside conical surface of installation piece with the inclination of the inside conical surface of second toper pipe is the same, the biggest department of external diameter of installation piece is greater than the internal diameter of first pipe, the bracing piece is located the second pipe.
Furthermore, a plurality of second sliding blocks are vertically fixed on the outer wall of the inner tube in the circumferential direction, a plurality of second sliding grooves matched with the second sliding blocks are horizontally arranged on the inner wall of the first round tube, and one end, far away from the inner tube, of each second sliding block corresponds to and is in sliding connection with each second sliding groove.
Furthermore, a third cutting blade is symmetrically fixed on the left end surface and the right end surface of each second sliding block respectively.
Furthermore, the left end of the connecting shaft is provided with a conical bulge.
Furthermore, the right end of the second round pipe is provided with internal threads, the left end of the drainage tube body is provided with external threads, and the second round pipe is in threaded connection with the drainage tube body.
Compared with the prior art, the invention has the beneficial effects that:
1. when the inner tube is blocked, the pull rope is pulled back and forth through the pull rod, the inner tube can be driven to reciprocate horizontally through the matching of the pull rod and the two first springs, the inner tube can be driven to reciprocate while moving, and the plurality of first blades can be driven to reciprocate.
2. In the invention, a cavity is formed between the inner tube and the first round tube, because the left end of the inner tube is clamped in the tube opening of the first conical tube, the inclination angle of the conical surface outside the mounting block is the same as that of the conical surface inside the second conical tube, and the maximum outer diameter of the mounting block is larger than the inner diameter of the first round tube, the left end of the inner tube is clamped in the tube opening of the first conical tube and blocks the tube opening of the first conical tube under the condition of no movement, the mounting block arranged at the right end of the inner tube blocks the tube opening of the second conical tube, so that the cavity formed between the inner tube and the first round tube is sealed, when the inner tube is blocked, because the inner tube needs to be horizontally moved back and forth when a blockage in the inner tube is cut and dredged, when the inner tube horizontally moves right, the cavity formed between the inner tube and the first round tube is opened, and under the condition that the cutting is not in time or the blockage can not be thoroughly dredged, drainage can be assisted by the cavity.
3. According to the invention, the left end surface and the right end surface of each second sliding block are respectively and symmetrically fixed with a third cutting blade, and the third cutting blade can be used for cutting and dredging the blockage flowing into the cavity in the horizontal moving process of the inner tube.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 1 in accordance with the present invention;
fig. 4 is a left side view of the inner tube of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings 1 to 4. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the invention, "a plurality" means two or more unless otherwise specified.
Examples
As shown in figures 1 to 4, an anti-clogging drainage tube for general surgery comprises a drainage tube body 1, a mounting tube 2, an inner tube 3, a traction mechanism and a cutting mechanism; the installation tube 2 is arranged at the end part of the drainage tube body 1 and is detachably connected with the drainage tube body 1; the inner pipe 3 is sleeved inside the mounting pipe 2 and can horizontally move in the mounting pipe 2; the traction mechanism is arranged on the drainage tube body 1, the output end of the traction mechanism extends into the installation tube 2 and is connected with the inner tube 3, and the traction mechanism is used for driving the inner tube 3 to horizontally move in the installation tube 2; the cutting mechanism is provided inside the inner tube 3 for cutting the clogging object clogged in the inner tube 3 when the inner tube 3 is horizontally moved.
During the use, patient's internal hydrops can be inputed drainage tube body 1 through setting up inner tube 3 in installation pipe 2 in, consequently, the stopper can appear in inner tube 3, when clearing up the mediation to the deposit in inner tube 3, drive inner tube 3 through drive mechanism and move at installation pipe 2 internal horizontal translation, thereby when the cutting mechanism of the inside setting of inner tube 3 carries out horizontal migration at inner tube 3, thereby can cut the stopper mediation inner tube 3, thereby the operation of changing the drainage tube has been avoided, thereby reduce medical personnel's work load, reduce patient's discomfort.
Specifically, as shown in fig. 1, 2 and 4, the cutting mechanism includes a plurality of first cutting blades 41, a support bar 43, a connecting shaft 44, and a plurality of second cutting blades 45; the plurality of first cutting blades 41 are obliquely fixed on the inner wall of the front end of the inner tube 3, the plurality of first cutting blades 41 are uniformly distributed on the inner tube 3 in a surrounding way by taking the central line of the inner tube 3 as the center, and one end of the plurality of first cutting blades 41 close to the inner wall of the inner tube 3 forms a circular through hole 42; the supporting rod 43 is vertically arranged in the mounting pipe 2 and is positioned on the right side of the inner pipe 3, and two ends of the supporting rod 43 are fixed with the inner wall of the mounting pipe 2; one end of the connecting shaft 44 is vertically fixed on the side wall of the supporting rod 43 facing the inner tube 3, the other end of the connecting shaft 44 extends into the inner tube 3 and is overlapped with the central line of the inner tube 3, and the diameter of the connecting shaft 44 is smaller than that of the through hole 42; a plurality of second cutting blade 45 equipartitions encircle to be fixed the connecting axle 44 is located the shaft part of inner tube 3, a plurality of second cutting blade 45 with a plurality of first cutting blade 41 crisscross setting, and the one end that connecting axle 44 was kept away from to every second cutting blade 45 is fixed with first slider 46 respectively, the inner wall of inner tube 3 is equipped with along its length direction a plurality ofly with first slider 46 assorted first spout 31, every first slider 46 corresponds respectively to clamp in every first spout 31 and with first spout 31 sliding connection.
When cutting the deposit in the inner tube 3, drive the inner tube 3 through drive mechanism and carry out reciprocal horizontal migration, because a plurality of second cutting blade 45 pass through the connecting axle 44 to be fixed on bracing piece 43, consequently, the position of a plurality of second cutting blade 45 is unchangeable all the time, and inner tube 3 can drive a plurality of first cutting blade 41 and move and pass a plurality of second cutting blade 45 during reciprocating migration, thereby utilize the cooperation of a plurality of second cutting blade 45 to cut the deposit and dredge, and because the existence of a plurality of first slider 46, can be through when inner tube 3 horizontal migration, utilize a plurality of second cutting blade 45 to support a plurality of first slider 46, make a plurality of first slider 46 horizontal migration in a plurality of first spout 31 that inner tube 3 inner wall was seted up, start supporting inner tube 3 and make inner tube 3 move steady effect.
Specifically, as shown in fig. 1 and 3, the traction mechanism includes a mounting block 501, a branch pipe 505, a moving rod 506, a second spring 509, a pulling rope 510, and a limit plate 511; the mounting block 501 is fixedly sleeved at the right end of the inner tube 3, a mounting groove 502 is formed in the right end of the mounting block 501 and communicated with the inner tube 3, and a clamping ring 503 is fixed on the side wall of the mounting groove 502; the two first springs 504 are horizontally arranged in the mounting groove 502 and are respectively positioned above and below the inner tube 3, one ends of the two first springs 504 are fixed with the groove bottom of the mounting groove 502, and the other ends of the two first springs 504 are fixed with one end of the supporting rod 43 opposite to the inner tube 3; a branch pipe 505 is obliquely fixed on the side wall of the drainage tube body 1 and is communicated with the drainage tube body 1; the moving rod 506 is arranged in the branch pipe 505 and is overlapped with the central line of the branch pipe 505, a rubber plug 507 is fixed at one end of the moving rod 506, the rubber plug 507 is clamped in the branch pipe 505 and can move along the length direction of the branch pipe 505, and a pull rod 508 is fixed at the other end of the moving rod 506, which extends to the outside of the branch pipe 505; a second spring 509 is sleeved on the moving rod 506, and two ends of the second spring 509 are respectively fixed with the rubber stopper 507 and the inner wall of the branch pipe 505; one end of a pull rope 510 is fixed with one end of the rubber plug 507 departing from the moving rod 506, and the other end of the pull rope 510 extends into the installation pipe 2 and penetrates through the clamping ring 503; the stopper plate 511 is provided on the left side of the snap ring 503, and the stopper plate 511 is fixed to the pull rope 510.
When the traction mechanism is used, the pull rod 508 is pulled back and forth by hands, under the matching of the second spring 509, the pull rod 508 drives the moving rod 506 and the rubber plug 507 to reciprocate in the branch pipe 505, the rubber plug 507 reciprocates while driving the snap ring 503 to reciprocate by the limiting plate 511 through the pull rope 510, the snap ring 503 can drive the installation block 501 and the inner pipe 3 to reciprocate horizontally in the installation pipe 2 through the matching of the two first springs 504 while moving, and accordingly the cutting mechanism in the inner pipe 3 is driven to cut and dredge the blockage in the inner pipe 3.
Preferably, as shown in fig. 1 and 3, the mounting tube 2 includes a first tapered tube 21, a first circular tube 22, a second tapered tube 23, and a second circular tube 24 that are integrally formed and sequentially arranged from left to right, inner diameters of the first tapered tube 21, the first circular tube 22, the second tapered tube 23, and the second circular tube 24 are sequentially increased, a left end of the inner tube 3 is clamped in a tube opening of the first tapered tube 21 and can horizontally move in the tube opening of the first tapered tube 21, the mounting block 501 is in a circular truncated cone shape, an inclination angle of a conical surface outside the mounting block 501 is the same as an inclination angle of a conical surface inside the second tapered tube 23, an outer diameter of the mounting block 501 is largest and is larger than the inner diameter of the first circular tube 22, and the support rod 43 is located in the second circular tube 24.
Because the left end of the inner tube 3 is clamped in the tube orifice of the first conical tube 21, the inclination angle of the conical surface outside the mounting block 501 is the same as that of the conical surface inside the second conical tube 23, and the maximum outer diameter of the mounting block 501 is larger than the inner diameter of the first round tube 22, the left end of the inner tube 3 is clamped in the tube orifice of the first conical tube 21 and blocks the tube orifice of the first conical tube 21 in a non-moving state, and the tube orifice of the second conical tube 23 is blocked by the mounting block arranged at the right end of the inner tube 3, so that a cavity formed between the inner tube 3 and the first round tube 22 is sealed, when the inner tube 3 is blocked, because the inner tube 3 needs to be horizontally moved back and forth when a blockage in the inner tube 3 is cut and dredged, when the inner tube 3 moves horizontally and the cavity formed between the inner tube 3 and the first round tube 22 is opened, and under the condition that the cutting is not timely or the blockage can not be thoroughly dredged, can utilize the cavity to assist in carrying out drainage, play the effect of secondary mediation drainage.
Preferably, as shown in fig. 1, in order to make the inner tube 3 move horizontally and more smoothly in the first circular tube 22, a plurality of second sliding blocks 32 are vertically fixed to the outer wall of the inner tube 3 in the circumferential direction, a plurality of second sliding grooves 33 matched with the plurality of second sliding blocks 32 are horizontally arranged on the inner wall of the first circular tube 22, and one end of each second sliding block 32, which is far away from the inner tube 3, is in sliding connection with each second sliding groove 33.
Preferably, as shown in fig. 1, in order to prevent the cavity from being blocked by the blockage when the cavity formed between the inner tube 3 and the first circular tube 22 is subjected to auxiliary drainage, third cutting blades 34 are symmetrically fixed on left and right end surfaces of each second slider 32, and the inner tube 3 can drive the plurality of third cutting blades 34 to synchronously reciprocate by the plurality of second sliders 32 while reciprocating and horizontally moving, so that the blockage in the cavity is cut and dredged by the third cutting blades 34.
Preferably, as shown in fig. 2, in order to prevent the clogging in the inner tube 3 from accumulating at the left end of the connecting shaft 44, a tapered protrusion is provided at the left end of the connecting shaft 44, and the clogging is dispersed by the tapered protrusion.
Specifically, as shown in fig. 1, the right end of the second circular tube 24 is provided with an internal thread, the left end of the drainage tube body 1 is provided with an external thread, and the second circular tube 24 is in threaded connection with the drainage tube body 1.
Although the preferred embodiments of the present invention have been disclosed, the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (5)
1. The utility model provides a department of general surgery is with preventing blockking up drainage tube, includes drainage tube body (1), its characterized in that still includes:
the installation tube (2) is arranged at the end part of the drainage tube body (1) and is detachably connected with the drainage tube body (1);
the inner pipe (3) is sleeved in the mounting pipe (2) and can horizontally move in the mounting pipe (2);
the traction mechanism is arranged on the drainage tube body (1), and the output end of the traction mechanism extends into the installation tube (2) to be connected with the inner tube (3) and is used for driving the inner tube (3) to horizontally move in the installation tube (2);
the cutting mechanism is arranged inside the inner pipe (3) and is used for cutting a blockage blocked in the inner pipe (3) when the inner pipe (3) horizontally moves;
the cutting mechanism includes: the first cutting blades (41) are obliquely fixed on the inner wall of the front end of the inner pipe (3), the first cutting blades (41) are uniformly arranged on the inner pipe (3) in a surrounding mode by taking the center line of the inner pipe (3) as the center, and one end, close to the inner wall of the inner pipe (3), of each first cutting blade (41) forms a circular through hole (42); the supporting rod (43) is vertically arranged in the mounting pipe (2) and is positioned on the right side of the inner pipe (3), and two ends of the supporting rod (43) are fixed with the inner wall of the mounting pipe (2);
one end of the connecting shaft (44) is vertically fixed on the side wall of the supporting rod (43) opposite to the inner tube (3), the other end of the connecting shaft extends into the inner tube (3) and is superposed with the central line of the inner tube (3), and the diameter of the connecting shaft (44) is smaller than that of the through hole (42); the second cutting blades (45) are uniformly fixed on the shaft section of the connecting shaft (44) in the inner pipe (3) in a surrounding mode, the second cutting blades (45) and the first cutting blades (41) are arranged in a staggered mode, one end, far away from the connecting shaft (44), of each second cutting blade (45) is fixedly provided with a first sliding block (46) respectively, a plurality of first sliding grooves (31) matched with the first sliding blocks (46) are formed in the inner wall of the inner pipe (3) along the length direction of the inner wall, and each first sliding block (46) is correspondingly clamped in each first sliding groove (31) and is connected with the first sliding grooves (31) in a sliding mode;
the traction mechanism includes: the mounting block (501) is sleeved and fixed at the right end of the inner pipe (3), a mounting groove (502) is formed in the right end of the mounting block (501), the mounting groove (502) is communicated with the inner pipe (3), and a clamping ring (503) is fixed on the side wall of the mounting groove (502); the two first springs (504) are horizontally arranged in the mounting groove (502) and are respectively positioned above and below the inner pipe (3), one ends of the two first springs (504) are fixed with the bottom of the mounting groove (502), and the other ends of the two first springs (504) are fixed with one end, opposite to the inner pipe (3), of the supporting rod (43); the branch pipe (505) is obliquely fixed on the side wall of the drainage tube body (1) and is communicated with the drainage tube body (1); the moving rod (506) is arranged in the branch pipe (505) and is overlapped with the central line of the branch pipe (505), a rubber plug (507) is fixed at one end of the moving rod (506), the rubber plug (507) is clamped in the branch pipe (505) and can move along the length direction of the branch pipe (505), and a pull rod (508) is fixed at the other end of the moving rod (506) and extends to the outside of the branch pipe (505); the second spring (509) is sleeved on the moving rod (506), and two ends of the second spring (509) are respectively fixed with the rubber plug (507) and the inner wall of the branch pipe (505); a pull rope (510), one end of which is fixed with one end of the rubber plug (507) departing from the moving rod (506), and the other end of which extends into the installation tube (2) and passes through the snap ring (503); the limiting plate (511) is arranged on the left side of the clamping ring (503), and the limiting plate (511) is fixed with the pull rope (510);
the installation pipe (2) includes that integrated into one piece sets gradually first toper pipe (21), first pipe (22), second toper pipe (23) and second pipe (24) from a left side to the right side, and the internal diameter of first toper pipe (21), first pipe (22), second toper pipe (23) and second pipe (24) increases in proper order, the left end card dress of inner tube (3) just can move in the mouth of pipe horizontal of first toper pipe (21) in the mouth of pipe of first toper pipe (21), the circular truncated cone that is of installation piece (501), and the outside conical surface of installation piece (501) with the inclination of the inside conical surface of second toper pipe (23) is the same, the external diameter of installation piece (501) is the biggest to be greater than the internal diameter of first pipe (22), bracing piece (43) are located second pipe (24).
2. The anti-clogging drainage tube for general surgery department according to claim 1, characterized in that a plurality of second sliding blocks (32) are vertically fixed on the outer wall of the inner tube (3) in the circumferential direction, a plurality of second sliding grooves (33) matched with the plurality of second sliding blocks (32) are horizontally arranged on the inner wall of the first circular tube (22), and one end of each second sliding block (32) far away from the inner tube (3) is respectively and correspondingly connected with each second sliding groove (33) in a sliding manner.
3. The anti-clogging drainage tube for general surgery department according to claim 2, characterized in that a third cutting blade (34) is symmetrically fixed on the left and right end surfaces of each second sliding block (32).
4. The anti-clogging drainage tube for general surgery department according to claim 1, characterized in that the left end of the connecting shaft (44) is provided with a conical projection.
5. The anti-clogging drainage tube for general surgery department according to claim 1, characterized in that the right end of the second round tube (24) is provided with internal threads, the left end of the drainage tube body (1) is provided with external threads, and the second round tube (24) is in threaded connection with the drainage tube body (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854462.XA CN113398443B (en) | 2021-07-28 | 2021-07-28 | General surgery department is with preventing blockking up drainage tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854462.XA CN113398443B (en) | 2021-07-28 | 2021-07-28 | General surgery department is with preventing blockking up drainage tube |
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| CN113398443A CN113398443A (en) | 2021-09-17 |
| CN113398443B true CN113398443B (en) | 2022-08-16 |
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| CN114146237B (en) * | 2021-12-06 | 2023-09-12 | 北京医院 | Be used for thoracic surgery closed nursing drainage device |
| CN114225192A (en) * | 2021-12-30 | 2022-03-25 | 苏州利维鑫生物科技有限公司 | Medical insertion micro catheter and manufacturing method thereof |
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| US6589214B2 (en) * | 2000-12-06 | 2003-07-08 | Rex Medical, L.P. | Vascular introducer sheath with retainer |
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| CN109718398A (en) * | 2017-10-27 | 2019-05-07 | 湖北伟伦科技有限公司 | A kind of electronic catheter of anti-clogging for the discharge of urethra clot |
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| CN213100308U (en) * | 2020-07-17 | 2021-05-04 | 瞿红英 | Clinical anti-blocking drainage tube for medical oncology |
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