CN113209448A - T-shaped thoracic drainage tube and using method thereof - Google Patents

T-shaped thoracic drainage tube and using method thereof Download PDF

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Publication number
CN113209448A
CN113209448A CN202110491522.6A CN202110491522A CN113209448A CN 113209448 A CN113209448 A CN 113209448A CN 202110491522 A CN202110491522 A CN 202110491522A CN 113209448 A CN113209448 A CN 113209448A
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tube
pipe
bending part
vertical
wall
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CN113209448B (en
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朱允和
周海宁
胡杰伟
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Suining Central Hospital
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Suining Central Hospital
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/0043Catheters; Hollow probes characterised by structural features
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/0043Catheters; Hollow probes characterised by structural features
    • A61M25/0054Catheters; Hollow probes characterised by structural features with regions for increasing flexibility

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • External Artificial Organs (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

The invention provides a T-shaped thoracic drainage tube and a using method thereof, relating to the field of medical supplies and comprising a transverse tube and a vertical tube which are integrally formed, wherein the transverse tube is divided into a front tube wall and a rear tube wall, and the vertical tube is connected to the rear tube wall; the front pipe wall is provided with a bending part which is sunken towards the direction, the rear pipe wall is in smooth transition connection with the vertical pipe, the smooth transition position is a stretching part, the wall thickness of the bending part and the wall thickness of the stretching part are both smaller than the wall thickness of the rest parts of the drainage pipe, and the wall thickness of the bending part is larger than the wall thickness of the stretching part; the bending part is matched with the stretching part in space position. The invention solves the problems that the T-shaped drainage tube is not easy to bend when being pulled out, larger resistance can be caused, the tissues around the drainage tube are easy to damage and even break, and the T-shaped drainage tube is prevented from being clamped by the tissues; the T-shaped drainage tube is applied to the single-hole thoracoscope operation, the problem that the traditional thoracic drainage tube cannot reach the base and the top of a pleural cavity at the same time is solved, and the purpose of all-round drainage is achieved.

Description

T-shaped thoracic drainage tube and using method thereof
Technical Field
The invention relates to the technical field of medical supplies, in particular to a T-shaped thoracic drainage tube and a using method thereof.
Background
The drainage tube is widely applied in common surgical clinics, and the drainage tube is required to be placed conventionally after operations from a thyroid gland operation and a mammary gland operation on a relatively superficial surface to a hepatobiliary operation, a gastrointestinal operation, a colorectal operation and the like in an abdominal cavity. In order to prevent hydrops, pneumatosis, extravasated blood and the like from pressing lung tissues to cause atelectasis or infection of pleural effusion in a single-hole thoracoscopic operation, a thoracic drainage tube is usually horizontally arranged in the middle of a pleural cavity, but the traditional thoracic drainage tube cannot reach the base and the top of the pleural cavity at the same time, so that the pleural effusion and pneumatosis cannot be comprehensively drained.
For a T-shaped drainage tube, the T-shaped drainage tube is usually used in biliary tract operation, and is not applied to single-hole thoracoscopic operation at present; the conventional T-shaped drainage tube used in biliary tract operation is not easy to bend when the T-shaped drainage tube is pulled out due to the structural characteristics, larger resistance can be caused, injury and even rupture of scar tissues around a common bile duct and the drainage tube are easily caused, and for the technical defects of the conventional T-shaped drainage tube, a patent CN201920686018.X discloses a T-shaped drainage tube, wherein the patent mentions that' a first opening 11 can also be used as a space for deformation of a connecting part of a short arm tube 1 and a long arm tube 2 and is matched with a long circular structure of the short arm tube 1, two arms of the short arm tube 1 can be easily bent from the connecting part, so that the two arms of the short arm tube 1 and the long arm tube 2 are closed or the two ends of the short arm tube 1 are far away from the long arm tube 2, the defect that the conventional T-shaped drainage tube is not easy to deform is changed, and the resistance in the process of inserting the common bile duct and pulling out after recovery after the operation can be reduced, reduce the injury of scar tissues around the common bile duct and the T-shaped drainage tube and reduce the adverse stimulation degree to the patient to the minimum. Under the condition that the technical personnel in the field know, the arrangement of the first opening is indeed beneficial to the bending of the short-arm pipe, but when the short-arm pipe is bent, the connecting part of the short-arm pipe and the long-arm pipe can be stretched, and as for the content disclosed in the patent, the connecting part of the short-arm pipe and the long-arm pipe has shape mutation, the deformation capability is weaker due to the existence of concentrated stress, namely the shape of the position is difficult to deform or deform weakly when the short-arm pipe is bent, so that the deformation of the position is larger, and the deformation of the connecting part with smaller deformation is not matched, so that the design of the structure can achieve the ideal effect in solving the technical problem. Secondly, the first opening is designed to be flattened when the short-arm tube is bent, and the flattened width of the first opening is increased (such as the tube is flattened) after the first opening is flattened in a three-dimensional space, so that the T-shaped drainage tube is easy to be clamped when being drawn out. In summary, patent No. cn201920686018.x discloses a T-shaped drainage tube which has a great technical problem.
Disclosure of Invention
The invention aims to provide a T-shaped intrathoracic drain, which aims at the problems in the prior art, and solves the problems that the T-shaped intrathoracic drain is not easy to bend when being pulled out, so that larger resistance can be caused, and tissues around the drain are easy to damage or even break, the phenomenon that the shape width of a transverse pipe in the T-shaped intrathoracic drain is enlarged when being bent is avoided, and the T-shaped intrathoracic drain is prevented from being clamped by the tissues; the invention also provides a use method of the T-shaped thoracic drainage tube, the T-shaped thoracic drainage tube is applied to the single-hole thoracoscope operation, the problem that the traditional thoracic drainage tube cannot reach the base and the top of the pleural cavity at the same time is solved, and the purpose of full-aspect drainage is achieved.
The embodiment of the invention is realized by the following technical scheme: a T-shaped thoracic cavity drainage tube comprises a transverse tube and a vertical tube which are integrally formed, wherein the transverse tube divides the transverse tube into a front tube wall and a rear tube wall through an axis plane, and the vertical tube is connected to the rear tube wall; the wall of the front pipe is provided with a bending part which is sunken towards the inside of the horizontal pipe, the wall of the rear pipe is in smooth transition connection with the vertical pipe, the smooth transition connection position is a stretching part, the wall thickness of the bending part and the wall thickness of the stretching part are both smaller than the wall thickness of the rest part of the drainage pipe, and the wall thickness of the bending part is larger than the wall thickness of the stretching part; the bending part is matched with the stretching part in spatial position.
Further, the horizontal pipe and the vertical pipe are in smooth transition in a mode of rounding off the inner side of the pipe, and the axis of the vertical pipe penetrates through the center of the bending part.
Further, when the bent portion is bent, an inner wall of the bent portion abuts against the stretching portion.
Furthermore, the spatial shape of the bending part is a spherical crown shape.
Furthermore, a plurality of drainage holes are formed in the transverse pipe and are spirally and uniformly distributed.
Furthermore, scale marks are arranged on the horizontal pipe and the vertical pipe.
Furthermore, a pipe cap is arranged on the vertical pipe and used for sealing a pipe opening, far away from the transverse pipe, of the vertical pipe.
Furthermore, the central position of the bending part is connected with a traction rope, and the traction rope penetrates through the vertical pipe.
A use method of a T-shaped thoracic cavity drainage tube, which is applied to the T-shaped thoracic cavity drainage tube, comprises the following steps:
s10: removing the ring retractor used in the operation, and expanding the skin incision and the muscle by using the surgical retractor;
s11: clamping two ends of a transverse pipe in the T-shaped thoracic drainage tube by using a clamp, and conveying the transverse pipe to a drainage position under the assistance of a thoracoscope;
s12: checking the positions of the vertical tube and the horizontal tube, and fixing the vertical tube after the positions of the vertical tube and the horizontal tube are correct to complete the implantation of the T-shaped intrathoracic drain into the thoracic cavity;
s2: after drainage is finished, the vertical tube is unfastened, the vertical tube is pulled to move towards the outside of the body, the two ends of the transverse tube are close to each other under the action of external force, and the transverse tube is separated from the body along with the pulling-out of the vertical tube to finish the taking-out of the T-shaped thoracic drainage tube;
s21: when S2 is carried out, the bending part can be sunken into the transverse pipe, the stretching part is stretched, and the fillet angle of the smooth transition is increased; the inner wall of the bending part can abut against the stretching part, and the bending part has a pushing effect on the stretching part, so that the bending part is promoted to be bent more easily.
Further, in step S2, the external force includes one or more of a resistance of the body to the cross tube and a pulling force of the pulling rope.
The technical scheme of the embodiment of the invention at least has the following advantages and beneficial effects:
1. according to the invention, stress concentration caused by deformation can be effectively reduced through smooth transition of the horizontal pipe and the vertical pipe, so that the stretching part can be ensured to be smoothly and uniformly deformed;
2. according to the invention, the bending part is arranged to be inwards concave, and the wall of the bending part can be extruded towards the inside of the concave part when the transverse pipe is bent, so that the condition that the pipe is flattened to increase the appearance width is avoided, and the pipe is further prevented from being clamped by human tissues;
3. according to the invention, the wall thicknesses of the bending part and the stretching part are specially designed, under the same material, the wall thickness design of the bending part can better ensure that the bending part is bent, and the wall thickness design of the stretching part can better generate deformation during bending, so that the requirement of matching and allowing the bending part to be bent is met;
4. after the bending part is bent, the inner wall of the bending part can abut against the supporting and stretching part to provide pushing force for the stretching part, so that the stretching part is easier to deform, the deformation contradiction between the bending part and the stretching part during bending is avoided, and the normal bending can be ensured;
5. the drainage tube has the beneficial effects that 1-4, the resistance of human tissues to the drainage tube can be effectively reduced, the drainage tube is convenient to pull out, and the possibility of damage to tissues around the drainage tube is reduced;
6. the method disclosed by the invention applies the T-shaped drainage tube to the single-hole thoracoscope operation, solves the problem that the traditional thoracic drainage tube cannot reach the base and the top of the pleural cavity at the same time, and achieves the purpose of full-aspect drainage.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic structural view of a bending portion during bending;
FIG. 4 is a schematic structural view of the present invention applied to a single-port thoracoscopic operation;
icon: 1-horizontal tube; 2-a vertical pipe; 3-bending part; 4-a stretching section; 5-drainage holes; 6-a traction rope; 7-pipe cap.
Detailed Description
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the terms are only used for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1 to 4, a T-shaped thoracic drainage tube includes a horizontal tube 1 and a vertical tube 2 which are integrally formed, the horizontal tube 1 divides the horizontal tube 1 into a front tube wall and a rear tube wall by an axial plane, and the vertical tube 2 is connected to the rear tube wall; the front pipe wall is provided with a bending part 3 which is sunken into the transverse pipe 1, and when the transverse pipe 1 is bent, the wall of the bending part 3 can be extruded towards the inner part of the sunken part, so that the condition that the pipe is flattened to increase the appearance width is avoided, and the pipe is further prevented from being clamped by human tissues; the back pipe wall is connected with the standpipe 2 in a smooth transition mode, the smooth transition position is a stretching portion 4, the smooth transition can effectively reduce stress concentration caused by deformation, and therefore the stretching portion 4 can be guaranteed to be smoothly and uniformly deformed.
In the embodiment, the wall thickness of the bending part 3 and the wall thickness of the stretching part 4 are both smaller than that of the rest part of the drainage tube, and the wall thickness of the bending part 3 is larger than that of the stretching part 4; the wall thickness of the bending portion 3 and the stretching portion 4 is limited, under the same material, the wall thickness design of the bending portion 3 can better enable the bending portion 3 to be bent, the wall thickness design of the stretching portion 4 can better generate deformation when bending, and the requirement that the bending portion 3 is allowed to be bent in a matched mode is met.
Further, explain, violently manage 1 when bending and be equivalent to the arm of force rotatory around violently managing 1 and standpipe 2's hookup location, violently manage 1 when bending, bending portion 3 takes place deformation, tensile portion 4 can be followed and violently manage 1 and buckle and produce deformation, if bending portion 3's wall thickness is less than tensile portion 4's wall thickness, even it reaches the emergence limit deformation back to appear bending portion 3 very easily, tensile portion 4 also can not take place deformation to cause the failure of buckling.
In this embodiment, the bending portion 3 is matched with the stretching portion 4 in a spatial position, and after the bending portion 3 is bent, the inner wall of the bending portion 3 abuts against the stretching portion 4 to provide a pushing force for the stretching portion 4, so that the stretching portion 4 is more easily deformed, thereby avoiding the contradiction of deformation between the bending portion 3 and the stretching portion 4 during bending and ensuring that the bending can be performed normally.
In this embodiment, in order to achieve the effect of smooth transition and enable the positions of the inner wall of the bent portion 3 to be capable of abutting against and stretching the portion 4 during bending, the horizontal tube 1 and the vertical tube 2 are smoothly transitioned into the tube in a fillet manner, and the axis of the vertical tube 2 passes through the center position of the bent portion 3.
In the present embodiment, when the bent portion 3 is bent, the inner wall of the bent portion 3 abuts against the stretching portion 4.
In this embodiment, the space of the bent portion 3 is a spherical crown shape in order to simultaneously achieve the purpose of pressing the wall of the bent portion 3 into the recess and also to abut against the stretching portion 4 well.
In this embodiment, in order to improve the hydrops in the collection thorax by a large scale, violently be equipped with a plurality of drainage hole 5 on the pipe 1, 5 spiral evenly distributed in a plurality of drainage holes, spiral evenly distributed can satisfy all directions drainage pleural effusion.
Further, all be equipped with the scale mark on violently managing 1 and the standpipe 2, the scale mark can make things convenient for medical staff to know violently pipe 1 depth of insertion and standpipe 2's the degree of depth of putting into.
In practical application, the patient is inevitably exposed to a situation that the patient leaves the hospital bed in a toilet or the like, in this embodiment, the vertical tube 2 is provided with a tube cap 7, the tube cap 7 is used for closing the tube opening of the vertical tube 2 far away from the transverse tube 1, and the tube cap 7 can block the tube cap 7 under the situation.
Example 2
On the basis of the embodiment, in order to further satisfy the external force required by bending the transverse pipe 1 and thus reduce the resistance of the transverse pipe 1 from the body, a traction rope 6 is connected to the center position of the bent part 3, and the traction rope 6 penetrates through the vertical pipe 2.
As shown in fig. 4, a method for using a T-shaped thoracic drainage tube, which uses the T-shaped thoracic drainage tube, is characterized in that:
s10: removing the ring retractor used in the operation, and expanding the skin incision and the muscle by using the surgical retractor;
s11: clamping two ends of a transverse pipe 1 in the T-shaped thoracic drainage tube by using a clamp, and conveying the transverse pipe 1 to a drainage position under the assistance of a thoracoscope;
s12: checking the positions of the vertical tube 2 and the horizontal tube 1, and fixing the vertical tube 2 after the positions of the vertical tube 2 and the horizontal tube 1 are correct to complete the implantation of the T-shaped intrathoracic drain into the thoracic cavity;
s2: after drainage is finished, the vertical tube 2 is unfastened, the vertical tube 2 is pulled to enable the vertical tube 2 to move towards the outside of the body, the two ends of the transverse tube 1 are close to each other under the action of external force, the transverse tube 1 is separated from the body along with the pulling-out of the vertical tube 2, and the T-shaped thoracic drainage tube is taken out;
s21: at the same time of S2, the bending part 3 is sunken into the tube of the transverse tube 1, the stretching part 4 is stretched, and the fillet angle of smooth transition is increased; the inner wall of the bent portion 3 abuts against the stretching portion 4, and the bent portion 3 pushes the stretching portion 4, thereby facilitating the bending of the bent portion 3.
Further, in step S2, the external force includes one or more of the resistance of the body to the cross tube 1 and the pulling force of the pulling rope 6.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A T-shaped thoracic drainage tube comprises a transverse tube (1) and a vertical tube (2) which are integrally formed, wherein the transverse tube (1) divides the transverse tube (1) into a front tube wall and a rear tube wall through an axis plane, and the vertical tube (2) is connected to the rear tube wall; the method is characterized in that: the wall of the front pipe is provided with a bending part (3) which is sunken into the transverse pipe (1), the wall of the rear pipe is in smooth transition connection with the vertical pipe (2), the smooth transition position is a stretching part (4), the wall thickness of the bending part (3) and the wall thickness of the stretching part (4) are both smaller than the wall thickness of the rest part of the drainage pipe, and the wall thickness of the bending part (3) is larger than the wall thickness of the stretching part (4); the bending part (3) is matched with the stretching part (4) in spatial position.
2. The T-type thoracic drain of claim 1 wherein: the horizontal pipe (1) and the vertical pipe (2) are in smooth transition in a mode of rounding off the inside of the pipe, and the axis of the vertical pipe (2) penetrates through the center of the bending part (3).
3. The T-type thoracic drain of claim 1 wherein: after the bending part (3) is bent, the inner wall of the bending part (3) is abutted against the stretching part (4).
4. The T-type thoracic drain of claim 1 wherein: the space shape of the bending part (3) is a spherical crown shape.
5. The T-type thoracic drain of claim 1 wherein: be equipped with a plurality of drainage hole (5) on violently managing (1), a plurality of drainage hole (5) spiral evenly distributed.
6. The T-type thoracic drain of claim 1 wherein: the horizontal tube (1) and the vertical tube (2) are provided with scale marks.
7. The T-type thoracic drain of claim 1 wherein: the vertical pipe (2) is provided with a pipe cap (7), and the pipe cap (7) is used for sealing the pipe orifice of the vertical pipe (2) far away from the transverse pipe (1).
8. The T-type thoracic drain of any one of claims 1 to 7, wherein: the central position of the bending part (3) is connected with a traction rope (6), and the traction rope (6) penetrates through the vertical pipe (2).
9. A method for using a T-type thoracic drainage tube, using the T-type thoracic drainage tube of any one of claims 1 to 8, wherein:
s10: removing the ring retractor used in the operation, and expanding the skin incision and the muscle by using the surgical retractor;
s11: clamping two ends of a transverse pipe (1) in the T-shaped thoracic drainage tube by using a clamp, and conveying the transverse pipe (1) to a drainage position under the assistance of a thoracoscope;
s12: checking the positions of the vertical tube (2) and the horizontal tube (1), and fixing the vertical tube (2) after the positions of the vertical tube (2) and the horizontal tube (1) are correct to complete the implantation of the T-shaped thoracic drainage tube into the thoracic cavity;
s2: after drainage is finished, the vertical tube (2) is unfastened, the vertical tube (2) is pulled to enable the vertical tube (2) to move to the outside of the body, the two ends of the transverse tube (1) are close to each other under the action of external force, the transverse tube (1) is separated from the body along with the pulling-out of the vertical tube (2), and the T-shaped thoracic drainage tube is taken out;
s21: s2 is carried out, the bending part (3) is sunken into the tube of the transverse tube (1), the stretching part (4) is stretched, and the fillet angle of smooth transition is increased; the inner wall of the bending part (3) is abutted against the stretching part (4), and the bending part (3) has a pushing effect on the stretching part (4) to promote the bending part (3) to be bent more easily.
10. The method for using a T-shaped thoracic drainage tube according to claim 8, wherein: in step S2, the external force includes one or more of the resistance of the body to the transverse tube (1) and the pulling force of the pulling rope (6).
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