LU601052B1

LU601052B1 - Anti-pulling device for medical nursing drainage tube

Info

Publication number: LU601052B1
Application number: LU601052A
Authority: LU
Inventors: Bing Xu; Chunfeng Jiang
Original assignee: Qingdao Central Hospital Univ Of Health And Rehabilitation Sciences Qingdao Central Hospital
Priority date: 2025-04-10
Filing date: 2025-04-10
Publication date: 2025-10-13

Abstract

The present invention discloses an anti-pulling device for medical nursing drainage tube, comprising a PU transparent film fixing patch, the top of the PU transparent film fixing patch is fixedly connected with a fixing plate, the top of the fixing plate is provided with a fixing block, the inner wall of the S-shaped tube penetration hole is provided with a hose fixing groove, the inner wall of the hose fixing groove is cooperatively connected with a rubber tube, the inner wall of the rubber tube is penetrated by a drainage tube. It solves the problem in the prior art that the drainage tube is fixed to the skin by medical tape, the fixing effect is poor, in daily use, it is easy to pull the drainage port or cause unplanned tube removal due to accidental pulling, causing certain pain to the patient, and affecting the patient's recovery and treatment effect.

Description

DESCRIPTION

ANTI-PULLING DEVICE FOR MEDICAL NURSING DRAINAGE TUBE

FIELD OF TECHNOLOGY

[0001] The invention relates to the technical field of medical nursing equipment, in particular to an anti-pulling device for medical nursing drainage tube.

BACKGROUND

[0002] Drainage tubes are medical devices used for clinical surgical drainage.

They are used to guide pus, blood, and fluid accumulated between human tissues or in body cavities to the outside of the body to prevent postoperative infection and promote wound healing. Drainage tubes are generally made of materials such as silicone rubber or polyurethane. When in use, one end of the catheter is inserted into the drainage site in the body or on the wound surface, and the other end can be connected to other external devices such as drainage tubes outside the body. Through the action of pressure in the body, gravity, or negative pressure suction, the drainage is drained to the outside of the body. Common ones include chest drainage catheters, ventricular drainage catheters, cerebrospinal fluid external drainage catheters, lumbar external drainage catheters, cranial external drainage catheters, abdominal drainage catheters, chest drainage catheters, ventricular drainage catheters, bile duct drainage catheters, bile drainage catheters, etc. In the prior art, the drainage tube is fixed to the skin by medical tape, and the fixing effect is poor. In daily use, it is easy to pull the drainage port or cause unplanned tube removal due to accidental traction, causing certain pain to the patient and affecting the patient's recovery and treatment effect.

SUMMARY

[0003] In view of the deficiencies in the prior art, the present invention provides a medical nursing drainage tube anti-pull device, which solves the problem that in the prior art, the drainage tube is fixed to the skin by medical tape, the fixation effect is poor, and in daily use, it is easy to pull the drainage port due to accidental traction or cause unplanned tube removal, causing certain pain to the patient and affecting the patient's recovery and treatment effect.

[0004] To achieve the above-mentioned purpose, the present invention is implemented through the following technical scheme: an anti-pulling device for medical nursing drainage tube, including a PU transparent film fixing patch, the top of the PU transparent film fixing patch is fixedly connected to a fixing plate, the top of the fixing plate is provided with a fixing block, the interior of the fixing block is provided with an S-shaped tube through-hole, the inner wall of the S-shaped tube through-hole is provided with a hose fixing groove, the inner wall of the hose fixing groove is cooperated with and connected with a rubber tube, the inner wall of the rubber tube passes through a drainage tube, and the outer wall of the drainage tube is provided with limiting tapes at both ends of the S-shaped tube through-hole.

[0005] Preferably, an installation groove is provided on one side of the hose fixing groove inside the fixing block, the installation groove is communicated with the hose fixing groove, the fixing block is rotatably connected with a connecting shaft inside the installation groove, the outer wall of the connecting shaft is located inside the installation groove and is fixedly connected with a tightening protrusion, the tightening protrusion is cooperatively connected with the rubber tube, an adjusting knob is provided on the top of the connecting shaft, the outer wall of the tightening protrusion is equidistantly provided with first teeth, the inner wall of the installation groove is equidistantly provided with second teeth, and the first teeth are cooperatively connected with the second teeth.

[0006] Preferably, a direction mark is provided on the top of the adjusting knob.

[0007] Preferably, both ends of the S-shaped pipe-through hole are provided with oblique openings.

[0008] Preferably, a release paper is provided on a side of the PU transparent film fixing sticker away from the fixing plate.

[0009] The present invention provides an anti-pulling device for medical nursing drainage tube. It has the following beneficial effects: the anti-pulling device for medical nursing drainage tube adopts the design of S-shaped through-hole structure through the cooperation between PU transparent film fixing sticker, fixing plate, fixing block, S- shaped tube hole, rubber tube fixing groove, rubber tube, drainage tube and limiting tape, and by inserting the drainage tube into the S-shaped tube hole and rubber tube, the friction between the rubber tube and the drainage tube can be increased, and the pulling force can be effectively buffered and dispersed through the curved path of the

S-shaped tube hole, and medical tape is used to wrap around the outer wall of the drainage tube at both ends of the S-shaped tube hole, which can form a limit for the drainage tube, and the PU transparent film fixing sticker is pasted on the patient's skin, thereby ensuring the effective fixation of the drainage tube, preventing the drainage port from being pulled or causing unplanned tube removal due to accidental pulling of the drainage tube, thereby avoiding pain to the patient, improving the patient's comfort and safety, and thus helping to ensure the patient's recovery and treatment effect.

[0010] Through the cooperation among the fixing block, the hose fixing groove, the rubber tube, the drainage tube, the installation groove, the tightening protrusion, the adjusting knob, the first teeth, the second teeth and the connecting shaft, the tightening protrusion is rotated by turning the adjusting knob, so that the raised part of the tightening protrusion can be tightened against the rubber tube, and the tightening protrusion can be fixed in the installation groove through the engagement between the first teeth and the second teeth, avoiding the tightening protrusion from rotating during use, thereby ensuring the stability of the drainage tube in the rubber tube, further improving the fixing effect of the drainage tube, which helps to improve the adaptability of the drainage tube anti-pull device.

BRIEF DESCRIPTION OF THE DRAWINGS

[0011] FIG. 1 is a schematic diagram of the structure of the present invention;

[0012] FIG. 2 is a schematic diagram of the appearance of the present invention;

[0013] FIG. 3 is a cross-sectional view of the appearance of the fixing block, the rubber tube and the abutting protrusion in the present invention;

[0014] FIG. 4 is a partial enlarged view of area A in FIG. 3.

[0015] In the figure: 1. PU transparent film fixing sticker; 2. Fixing plate; 3. Fixing block; 4. S-shaped tube hole; 5. Hose fixing groove; 6. Rubber tube; 7. Drainage tube; 8. Limiting tape; 9. Installation groove; 10. Tightening protrusion; 11. Adjustment knob; 12. First tooth; 13. Second tooth; 14. Direction mark; 15. Bevel, 16. Release paper; 17. Connecting shaft.

DESCRIPTION OF THE EMBODIMENTS

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] In the prior art, the drainage tube is fixed to the skin by medical tape, but the fixing effect is poor. In daily use, it is easy to pull the drainage port or cause unplanned tube removal due to accidental traction, causing certain pain to the patient and affecting the patient's recovery and treatment effect.

[0018] In view of this, the present invention provides an anti-pulling device for medical nursing drainage tube, which adopts the design of S-shaped through-hole structure through the cooperation between PU transparent film fixing sticker, fixing plate, fixing block, S-shaped tube hole, hose fixing groove, rubber tube, drainage tube and limiting tape, and increases the friction between the rubber tube and the drainage tube by inserting the drainage tube into the S-shaped tube hole and the rubber tube.

When the drainage tube is accidentally pulled, the pulling force can be effectively buffered and dispersed through the curved path of the S-shaped tube hole. Medical tape is used to wrap around the outer wall of the drainage tube at both ends of the S- shaped tube hole to limit the drainage tube. The PU transparent film fixing sticker is pasted on the patient's skin, thereby ensuring the effective fixation of the drainage tube, preventing the drainage port from being pulled or causing unplanned tube removal due to accidental pulling of the drainage tube, avoiding pain to the patient, improving the patient's comfort and safety, and thus ensuring the patient's recovery and treatment effect.

[0019] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connections between the electrical components are completed in the order of working. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principles and processes, and no longer explains the electrical control.

[0020] As shown in Figures 1-4, an anti-pulling device for medical nursing drainage tube comprises a PU transparent film fixing patch 1, which is used to be attached to the patient's skin. The material has good air permeability and viscosity, can ensure long-term adhesion without falling off, and will not cause irritation or damage to the patient's skin.

[0021] The top of the PU transparent film fixing patch 1 is fixedly connected with a fixing plate 2, which is made of medical silicone material and fixed to the top of the

PU transparent film fixing patch 1 by pasting. A fixing block 3 is arranged on the top of the fixing plate 2. The fixing block 3 is made of hard plastic material and is integrally formed with the fixing plate 2 to improve the overall stability. An S-shaped tube penetration hole 4 is opened inside the fixing block 3, and a hose fixing groove 5 is opened on the inner wall of the S-shaped tube penetration hole 4. A rubber tube 6 is connected to the inner wall of the hose fixing groove 5. A drainage tube 7 is penetrated through the inner wall of the rubber tube 6, and a limiting tape 8 is arranged on the outer wall of the drainage tube 7 at both ends of the S-shaped tube penetration hole 4.

[0022] In the specific implementation process, it is worth pointing out that the

PU transparent film fixing patch 1 is used to be attached to the patient's skin. Its material has good air permeability and viscosity, which can ensure long-term adhesion without falling off, and will not cause irritation or damage to the patient's skin. Through the cooperation between the PU transparent film fixing patch 1, the fixing plate 2 and the fixing block 3, the fixing plate 2 is made of medical silicone material and is fixed to the top of the PU transparent film fixing patch 1 by pasting. The fixing block 3 is made of hard plastic material and is integrally formed with the fixing plate 2, which improves the overall stability and ensures that it has Sufficient stability and durability ensure reliable fixation between the fixing block 3 and the PU transparent film fixing patch 1.

Through the cooperation among the fixing block 3, the S-shaped tube penetration hole 4, the hose fixing groove 5, the rubber tube 6, the drainage tube 7 and the limiting tape 8, an S-shaped tube penetration hole 4 is opened inside the fixing block 3, and the rubber tube 6 is limited and fixed inside the S-shaped tube penetration hole 4 through the hose fixing groove 5.

[0023] The drainage tube 7 is inserted through the S-shaped tube penetration hole 4 and the rubber tube 6. The S-shaped through-hole structure is designed to increase the friction between the rubber tube 6 and the drainage tube 7. When the drainage tube 7 is accidentally pulled, it can pass through the curved path of the S- shaped tube-penetrating hole 4 effectively buffers and disperses the pulling force.

At the same time, medical tape is used to wrap around the outer wall of the drainage tube 7 at both ends of the S-shaped tube-penetrating hole 4 to form a limiting tape 8. The drainage tube 7 is limited and fixed at both ends of the S-shaped tube-penetrating hole 4 by the limiting tape 8 to prevent the drainage tube 7 from moving in the rubber tube 6 when being pulled.

The PU transparent film fixing sticker 1, the fixing plate 2, the fixing block 3, the S-shaped tube-penetrating hole 4, the rubber tube fixing groove 5, the rubber tube 6, the drainage tube 7 and the limiting tape 8 are matched, and the design of the S-shaped through-hole structure is adopted.

By inserting the drainage tube 7 into the S-shaped tube-penetrating hole 4, the drainage tube 7 can be prevented from moving in the rubber tube 6. The rubber tube 6 is used to increase the friction between the rubber tube 6 and the drainage tube 7. When the drainage tube 7 is accidentally pulled, it can effectively buffer and disperse the pulling force through the curved path of the S-shaped tube hole 4. Medical tape is used to wrap around the outer wall of the drainage tube 7 at both ends of the S-shaped tube hole 4 to limit the drainage tube 7. The PU transparent film fixing patch 1 is pasted on the patient's skin to ensure effective fixation of the drainage tube 7, prevent the drainage port from being pulled or cause unplanned tube removal due to accidental pulling of the drainage tube 7, avoid causing pain to the patient, improve the patient's comfort and safety, and thus ensure the patient's recovery and treatment effect;

[0024] Further, a mounting groove 9 is provided inside the fixing block 3 on one side of the hose fixing groove 5, the mounting groove 9 is communicated with the hose fixing groove 5, the fixing block 3 is rotatably connected with a connecting shaft 17 located inside the mounting groove 9, the outer wall of the connecting shaft 17 is located inside the mounting groove 9 and is fixedly connected with a tightening protrusion 10, the tightening protrusion 10 is matched and connected with the rubber tube 6 , an adjusting knob 11 is provided on the top of the connecting shaft 17, the outer wall of the tightening protrusion 10 is equidistantly provided with first teeth 12, the inner wall of the mounting groove 9 is equidistantly provided with second teeth 13, the first teeth 12 are matched and connected with the second teeth 13;

[0025] In the specific implementation process, it is worth pointing out that, through the cooperation among the fixing block 3, the hose fixing groove 5, the rubber tube 6, the drainage tube 7, the installation groove 9, the pressing protrusion 10, the adjusting knob 11, the first teeth 12, the second teeth 13 and the connecting shaft 17, the pressing protrusion 10 is rotated by rotating the adjusting knob 11, so that the convex part of the pressing protrusion 10 presses against the rubber tube 6, and the pressing protrusion 10 is fixed in the installation groove 9 through the engagement between the first teeth 12 and the second teeth 13, so as to prevent the pressing protrusion 10 from rotating during use, thereby ensuring the stability of the drainage tube 7 in the rubber tube 6, further improving the fixing effect of the drainage tube 7, and enabling the drainage tube anti-pull device to adapt to the fixing of drainage tubes 7 with different diameters:

[0026] Furthermore, a direction mark 14 is provided on the top of the adjusting knob 11, and the direction mark 14 is used to indicate the raised position of the pressing protrusion 10;

[0027] In the specific implementation process, it is worth pointing out that the direction mark 14 is used to indicate the raised position of the abutting protrusion 10, which is convenient for the staff to quickly rotate and adjust the abutting protrusion 10 according to the direction mark 14, thereby improving the convenience of use. In addition, the setting of the direction mark 14 can also avoid misoperation when rotating the adjustment knob 11, further ensuring the stability and reliability of the fixation of the drainage tube 7;

[0028] Furthermore, both ends of the S-shaped pipe-through hole 4 are provided with oblique openings 15;

[0029] In the specific implementation process, it is worth pointing out that, through the cooperation between the S-shaped tube penetration hole 4, the drainage tube 7 and the oblique opening 15, when the drainage tube 7 is inserted into the S- shaped tube penetration hole 4, the design of the oblique opening 15 can guide the drainage tube 7 to enter the S-shaped tube penetration hole 4 more smoothly, avoiding the difficulty of operation caused by the obstruction of the drainage tube 7 during the insertion process, thereby improving the convenience and efficiency of tube penetration;

[0030] Furthermore, a release paper 16 is provided on one side of the PU transparent film fixing sticker 1 away from the fixing plate 2;

[0031] In the specific implementation process, it is worth pointing out that through the cooperation between the PU transparent film fixing patch 1 and the release paper 16, the release paper 16 covers the adhesive surface of the PU transparent film fixing patch 1. Before use, the adhesive surface of the PU transparent film fixing patch 1 can be protected from contamination to ensure the adhesive effect.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations.

[0033] Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0034] In the present invention, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-pulling device for medical nursing drainage tube, comprising a PU transparent film fixing patch (1), characterized in that: a fixing plate (2) is fixedly connected to the top of the PU transparent film fixing patch (1), a fixing block (3) is arranged on the top of the fixing plate (2), an S-shaped tube penetration hole (4) is provided inside the fixing block (3), a rubber tube fixing groove (5) is provided on the inner wall of the S-shaped tube penetration hole (4), a rubber tube (6) is connected to the inner wall of the rubber tube fixing groove (5), a drainage tube (7) is penetrated through the inner wall of the rubber tube (6), and limiting tapes (8) are arranged on the outer wall of the drainage tube (7) at both ends of the S-shaped tube penetration hole

(4).

2. The anti-pulling device for medical nursing drainage tube according to claim 1, characterized in that: a mounting groove (9) is provided inside the fixing block (3) on one side of the hose fixing groove (5), the mounting groove (9) is communicated with the hose fixing groove (5), the fixing block (3) is rotatably connected to a connecting shaft (17) located inside the mounting groove (9), the outer wall of the connecting shaft (17) is located inside the mounting groove (9) and is fixedly connected to a tightening protrusion (10), the tightening protrusion (10) is cooperatively connected to the rubber tube (6), an adjusting knob (11) is provided on the top of the connecting shaft (17), the outer wall of the tightening protrusion (10) is equidistantly provided with first teeth (12), the inner wall of the mounting groove (9) is equidistantly provided with second teeth (13), and the first teeth (12) are cooperatively connected with the second teeth (13).

3. The anti-pulling device for medical nursing drainage tube according to claim 1, characterized in that a direction mark (14) is provided on the top of the adjustment knob (11).

4. The anti-pulling device for medical nursing drainage tube according to claim 1, characterized in that both ends of the S-shaped tube penetration hole (4) are provided with oblique openings (15).

5. The anti-pulling device for medical nursing drainage tube according to claim 1, characterized in that a release paper (16) is provided on the side of the PU transparent film fixing patch (1) away from the fixing plate (2).