CN111956876B - Anti-blocking suction tube for operation and anti-blocking method - Google Patents
Anti-blocking suction tube for operation and anti-blocking method Download PDFInfo
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- CN111956876B CN111956876B CN202010869710.3A CN202010869710A CN111956876B CN 111956876 B CN111956876 B CN 111956876B CN 202010869710 A CN202010869710 A CN 202010869710A CN 111956876 B CN111956876 B CN 111956876B
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- inner tube
- rotating shaft
- tube
- driving mechanism
- rotating
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/83—Tube strippers, i.e. for clearing the contents of the tubes
-
- 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
- A61M1/84—Drainage tubes; Aspiration tips
Abstract
The invention discloses an anti-blocking surgical suction tube and an anti-blocking method, wherein the anti-blocking surgical suction tube comprises an outer tube and an inner tube; the inner pipe is sleeved in the outer pipe, a gap is arranged between the opening end of the inner pipe and the inner wall of the outer pipe, and a connecting part matched with the outer pipe is arranged at the other end of the inner pipe; a rotating component is arranged in the inner pipe; the rotating assembly is connected with a driving mechanism arranged in the connecting part. According to the anti-blocking suction tube provided by the invention, the cutter assembly arranged in the inner tube is used for cutting the blockage into tissues or bone fragments with smaller volumes, so that the blockage phenomenon of small holes on the inner tube is avoided; the adoption of the multiple groups of rotary blades quickens the cutting speed and the cutting effect, so that tissues or bone fragments attracted into the inner tube cannot cause blockage phenomenon to small holes of the inner tube.
Description
Technical Field
The invention relates to the technical field of medical instruments for sucking media from the human body, in particular to an anti-blocking suction tube and an anti-blocking method for sucking wound blood or body fluid of a patient during surgery.
Background
In the surgical operation, the traditional suction tube for sucking human body fluid and blood is formed by processing a silicon rubber material, the existing suction tube is sleeved into a whole by an inner tube and an outer tube, a plurality of small holes are formed on the side surfaces of the inner tube and the outer tube, the rear end of the outer tube is connected with a suction device through a joint, wound blood or body fluid and bone fragments mixed in the wound blood or body fluid are sucked into the inner tube under the action of negative pressure, then tissues or bone fragments in the wound blood or body fluid are collected in the inner tube, and the blood flows out of the small holes into the outer tube and is discharged from a pipeline at the rear end of the outer tube.
The blood is difficult to flow out from the small holes on the inner tube due to the increase of tissues accumulated in the inner tube, so that the suction tube is blocked, and the operation time and the operation efficiency are delayed.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an anti-blocking suction tube which is used in various operations for sucking blood or bone fragments in a wound of a patient during the operation, and which can efficiently suck the blood or bone fragments of the wound of the patient during the operation without clogging, thereby allowing the operation to be smoothly performed.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides an anti-blocking surgical suction tube, which comprises an outer tube, an inner tube, a rotating assembly, a connecting part and a driving mechanism, wherein the outer tube is connected with the inner tube;
the inner pipe is sleeved in the outer pipe, the wall of the inner pipe is provided with a filtering small hole, a gap is arranged between the opening end of the inner pipe and the inner wall of the outer pipe, and the other end of the inner pipe is provided with a connecting part matched with the outer pipe;
one end of the rotating component extends along the axial direction of the inner tube, the other end of the rotating component is arranged on the connecting part, and a driving mechanism connected with the rotating component is arranged in the connecting part.
Further, the rotating assembly rotating shaft is arranged on the rotating shaft in a protruding mode, the rotating shaft is arranged along the axial direction of the inner tube, the rotating shaft is connected with the driving mechanism, and the driving mechanism is used for driving the rotating shaft to rotate, so that the protruding on the rotating shaft is driven to rotate.
Further, the rotating assembly is a cutter assembly; the cutter assembly is connected with a driving mechanism arranged in the connecting part; the cutter assembly comprises a rotating shaft and a cutting blade arranged on the rotating shaft, the rotating shaft is arranged along the axial direction of the inner tube, the rotating shaft is connected with a driving mechanism, and the driving mechanism is used for driving the rotating shaft to rotate so as to drive the cutting blade on the rotating shaft to cut a blockage of the inner tube.
Further, the cutting blades are arranged on the rotating shaft in a spiral manner.
Further, the rotating shaft is provided with blades arranged in a rotating direction at one end of the connecting portion.
Further, a rotation shaft fixing bracket for fixing the rotation shaft is arranged on the inner tube, and the rotation shaft fixing bracket is arranged on one side close to the gap between the inner tube and the outer tube.
Further, the driving mechanism comprises a micro motor and a transmission mechanism, and a rotating shaft of the micro motor is connected with a rotating shaft in the cutter assembly.
Further, the driving mechanism also comprises a power supply and a motor control circuit; the power supply is connected with the miniature motor and the motor control circuit, the motor control circuit is connected with the motor, and the power supply adopts a high-performance rechargeable battery.
Further, the connecting portion is detachably connected with the outer tube.
The invention discloses an anti-blocking method for an anti-blocking suction tube for operation, which comprises the following steps:
one end of the anti-blocking suction tube outer tube, which is inserted with a suction elbow, is aligned to a part which needs to suck blood during operation;
connecting one end of a connecting part of the anti-blocking suction pipe with a negative pressure system and starting the negative pressure system;
when the blockage phenomenon occurs in the anti-blockage suction tube, starting the rotating assembly, so that the rotating assembly cuts tissues or bone fragments in the inner tube in the rotating process; under the action of negative pressure, the mixture of the cut tissues or bone fragments and blood is pumped out of the anti-blocking suction tube through the catheter and is led into an external collecting device.
The invention has the beneficial effects that:
according to the anti-blocking suction tube provided by the invention, the cutter assembly arranged in the inner tube is used for cutting the blockage into tissues or bone fragments with smaller volumes, so that the blockage phenomenon of small holes on the inner tube is avoided; the adoption of the multiple groups of rotary blades quickens the cutting speed and the cutting effect, so that tissues or bone fragments attracted into the inner tube cannot cause blockage phenomenon to small holes of the inner tube.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
In order to make the objects, technical solutions and advantageous effects of the present invention more clear, the present invention provides the following drawings for description:
fig. 1 is a perspective view of an anti-blocking suction tube.
Fig. 2 is a front view of an anti-blocking suction tube.
Fig. 3 is a perspective view of a cutter assembly.
In the figure, 1 denotes an outer tube, 2 denotes an inner tube, 3 denotes a rotating unit, 4 denotes a driving mechanism, 5 denotes a connecting portion, 21 denotes a filter hole, 31 denotes a rotary shaft, and 32 denotes a cutting blade.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the invention, so that those skilled in the art may better understand the invention and practice it.
Example 1
The anti-blocking surgical suction tube provided by the embodiment comprises an outer tube 1, an inner tube 2, a cutter assembly 3, a driving mechanism 4 and a connecting part 5, wherein the inner tube 2 is sleeved in the outer tube, one end of the inner tube 2 extends to the inner wall of the outer tube so as to be suitable for forming a gap between the front end opening tube wall of the inner tube 2 and the inner wall of the outer tube, and the gap enables blood to pass through to block groups or bone fragments in the blood; the other end of the inner tube 2 is provided with a connecting part 5 matched with the outer tube; the connecting part 5 is detachably connected with the outer tube.
The gap described in this embodiment can prevent tissue or bone fragments from passing through, but blood can flow through the gap to the suction tube output end, and the prevented tissue or bone fragments accumulate in the inner tube and then are cut into smaller tissue or bone fragments by the action of the rotating assembly in the inner tube, or are pushed to move by the rotating assembly, so that the blood can be prevented from staying in the filtering small hole for a long time, and the anti-blocking effect can be also achieved.
The rotary component 3 provided in this embodiment is provided with a rotary shaft 31 and a protrusion arranged on the rotary shaft 31, the rotary shaft 31 is arranged along the axial direction of the inner tube 2, the rotary shaft 31 is connected with a driving mechanism 4, the driving mechanism 4 is used for driving the rotary shaft 31 to rotate, so as to drive the protrusion on the rotary shaft 31 to rotate, and the protrusion drives blood or tissue and bone fragments in the inner tube 2 to rotate in the rotating process, so that the blocking state of the blocked part is changed, and the blood can continuously flow through the inner tube 2.
The rotating assembly 3 provided by the embodiment is a cutter assembly; the cutter assembly is connected with a driving mechanism 4 arranged in a connecting part 5; the inside passageway that is provided with and communicates with inner tube 2 of connecting portion 5, the cutterbar subassembly includes rotation axis 31 and sets up cutting blade 32 on rotation axis 31, rotation axis 31 sets up along the axial of inner tube 2, rotation axis 31 is connected with actuating mechanism 4, actuating mechanism 4 is used for driving rotation axis 31 rotation to drive cutting blade 32 on the rotation axis 31 and cut the jam of inner tube 2.
The outer tube and the connecting portion 5 in this embodiment form a closed container, the inner tube 2 is disposed in the closed container, the other end of the outer tube is provided with a suction elbow for sucking blood or bone fragments during insertion surgery, the blood or bone fragments sucked from the suction elbow directly enter the inner tube 2, and under the filtering action of the filtering small holes 21 disposed on the inner tube 2, liquid flows out from the filtering small holes 21 into the cavity between the inner tube 2 and the outer tube, so that tissues or bone fragments mixed in the blood are separated, the separated blood flows out from the channel in the connecting portion 5 connected with the outer tube, and then the flowing blood is collected in the external blood collecting device.
The cutter assembly is arranged in the inner tube 2 and is used for cutting the blockage in the inner tube 2, the cutter assembly is connected with the driving mechanism 4, and the cutter assembly is operated by the driving mechanism 4;
the cutter assembly comprises a rotating shaft 31 and cutting blades 32 arranged on the rotating shaft 31, the rotating shaft 31 is arranged along the axial direction of the inner tube 2, the rotating shaft 31 is connected with the driving mechanism 4, and the rotating shaft 31 is driven to rotate under the operation of the driving mechanism 4, so that the cutting blades 32 on the rotating shaft 31 are driven to cut the blocking object of the inner tube 2, the cutting blades 32 are arranged on the rotating shaft 31 in a spiral line mode, one end of the rotating shaft 31, which is positioned at the connecting part 5, is provided with blades arranged in the rotating direction, when the rotating shaft 31 rotates, the blocking object can be driven to move according to a spiral line path in the cutting process of the blocking object, when the rotating shaft moves to a position close to the position of the blades arranged in the rotating direction, the blocking object can be further cut according to the rotating direction, the blades arranged in the rotating direction can be distributed at intervals along the rotating shaft 31 according to the actual situation, and thus the blocking preventing effect of the aspirator can be further divided.
In order to fix the rotation shaft 31, a fixing bracket for the rotation shaft 31 may be provided on the inner tube 2, and the fixing bracket may be provided on a side close to a gap between the inner tube 2 and the outer tube, or may be provided in the middle of the inner tube 2, or may be provided at any position on the inner tube 2, according to practical situations.
The inner tube in this embodiment can also set up the thin wall cylinder that matches with the inner tube diameter, the cylinder side of thin wall cylinder is the spacing sheet form arc surface that sets up along the axial, the upper and lower both ends of thin wall cylinder are provided with the terminal surface, the centre of a circle portion and the rotation axis of terminal surface are connected, the thin wall cylinder is rotatory under the drive of rotation axis, spacing sheet form arc surface can remove the plug from original position in pivoted in-process, also can cut into less tissue or bone bits with the plug.
The driving mechanism 4 comprises a micro motor and a transmission mechanism, wherein the rotating shaft of the micro motor is connected with a rotating shaft 31 in the cutter assembly, and can also be connected with the rotating shaft 31 through the transmission mechanism, and the transmission mechanism adopts a transmission gear or a transmission gear set; the driving mechanism 4 also comprises a power supply and a motor control circuit; the power supply is connected with the miniature motor and the motor control circuit, the motor control circuit is connected with the motor, and the power supply adopts a high-performance rechargeable battery.
The power supply, the motor control circuit and the transmission mechanism provided by the embodiment can all adopt corresponding parts in the prior art to achieve the aim required by the device. The motor control circuit is made into a micro circuit board, and the motor and the power supply are arranged at corresponding positions in the connecting part 5, for example, a high-speed rotation motor and related circuits recorded in a CN93239749.2 micro suction type scalpel or a motor circuit recorded in a CN201920339718.1 skin surface cleaning device for animal medical treatment can be adopted, and the details are not repeated here.
The driving mechanism 4 provided in this embodiment may also be manually connected to the cutter assembly by a rotatable member or a crank-like crank mechanism, so as to drive the cutter assembly to rotate under the action of external force, thereby interfering with the blockage such as tissue or bone fragments blocked on the suction tube inner tube 2, and simultaneously cutting the tissue or bone fragments into smaller pieces of tissue or bone fragments, thereby achieving the anti-blocking effect.
The anti-blocking suction tube is processed by plastic materials meeting the specification of the national food and drug administration, is in a sterile state, belongs to a disposable product, and can effectively prevent cross infection.
Example 2
The anti-blocking method of the anti-blocking suction tube for operation in the embodiment comprises the following steps:
one end of the anti-blocking suction tube outer tube, which is inserted with a suction elbow, is aligned to a part which needs to suck blood during operation;
connecting one end of a connecting part 5 of the anti-blocking suction pipe with a negative pressure system and starting the negative pressure system;
when the blockage phenomenon occurs in the anti-blockage suction tube, starting the rotating assembly, so that the rotating assembly cuts tissues or bone fragments in the inner tube 2 in the rotating process;
under the action of negative pressure, the mixture of the cut tissues or bone fragments and blood is pumped out of the anti-blocking suction tube through the catheter and is led into an external collecting device.
The above-described embodiments are merely preferred embodiments for fully explaining the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (6)
1. An operation anti-blocking suction tube is characterized in that: comprises an outer tube (1), an inner tube (2), a rotating component (3), a connecting part and a driving mechanism (4);
the inner tube (2) is sleeved in the outer tube, a filtering small hole (21) is formed in the inner tube wall, a gap is formed between the opening end of the inner tube (2) and the inner wall of the outer tube, and a connecting part (5) matched with the outer tube is arranged at the other end of the inner tube (2);
one end of the rotating assembly (3) extends along the axial direction of the inner tube (2), the other end of the rotating assembly (3) is arranged on the connecting part (5), and a driving mechanism (4) connected with the rotating assembly (3) is arranged in the connecting part (5);
the rotating component (3) is a cutter component; the cutter assembly is connected with a driving mechanism (4) arranged in the connecting part (5); the cutter assembly comprises a rotating shaft (31) and a cutting blade (32) arranged on the rotating shaft (31), the rotating shaft (31) is arranged along the axial direction of the inner tube (2), the rotating shaft (31) is connected with a driving mechanism (4), and the driving mechanism (4) is used for driving the rotating shaft (31) to rotate so as to drive the cutting blade (32) on the rotating shaft (31) to cut a blockage of the inner tube (2); the cutting blades (32) are arranged on the rotating shaft (31) in a spiral line mode; blades arranged according to the rotation direction are arranged at one end of the rotating shaft (31) positioned at the connecting part (5);
the inner tube is internally provided with a thin-wall cylinder matched with the diameter of the inner tube, the side surface of the thin-wall cylinder is a spacing sheet-shaped arc surface arranged along the axial direction, the upper end and the lower end of the thin-wall cylinder are provided with end surfaces, the center part of each end surface is connected with a rotating shaft, and the thin-wall cylinder is driven by the rotating shaft to rotate.
2. The suction tube of claim 1, wherein: the rotary assembly (3) is characterized in that the rotary assembly (3) is provided with a rotary shaft (31) and a bulge arranged on the rotary shaft (31), the rotary shaft (31) is arranged along the axial direction of the inner tube (2), the rotary shaft (31) is connected with a driving mechanism (4), and the driving mechanism (4) is used for driving the rotary shaft (31) to rotate so as to drive the bulge on the rotary shaft (31) to rotate.
3. The suction tube of claim 2, wherein: the inner tube (2) is provided with a rotating shaft (31) fixing support used for fixing the rotating shaft (31), and the rotating shaft (31) fixing support is arranged on one side close to a gap between the inner tube (2) and the outer tube.
4. The suction tube of claim 1, wherein: the driving mechanism (4) comprises a miniature motor and a transmission mechanism, and a rotating shaft of the miniature motor is connected with a rotating shaft (31) in the cutter assembly.
5. The aspiration tube of claim 4, wherein: the driving mechanism (4) further comprises a power supply and a motor control circuit; the power supply is connected with the miniature motor and the motor control circuit, the motor control circuit is connected with the motor, and the power supply adopts a high-performance rechargeable battery.
6. The suction tube of claim 1, wherein: the connecting part (5) is detachably connected with the outer tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010869710.3A CN111956876B (en) | 2020-08-26 | 2020-08-26 | Anti-blocking suction tube for operation and anti-blocking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010869710.3A CN111956876B (en) | 2020-08-26 | 2020-08-26 | Anti-blocking suction tube for operation and anti-blocking method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111956876A CN111956876A (en) | 2020-11-20 |
| CN111956876B true CN111956876B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010869710.3A Active CN111956876B (en) | 2020-08-26 | 2020-08-26 | Anti-blocking suction tube for operation and anti-blocking method |
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| CN (1) | CN111956876B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082456A (en) * | 2021-05-08 | 2021-07-09 | 北京理工大学 | A dredge stifled pipe for drainage tube |
| CN117442799A (en) * | 2023-12-25 | 2024-01-26 | 广州佳林医疗用品制造有限公司 | Active anti-blocking suction tube |
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| WO1989000835A1 (en) * | 1987-07-27 | 1989-02-09 | Husted Royce Hill | Catheter with rotatable annular cutter |
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| CN111956876A (en) | 2020-11-20 |
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