CN213099799U

CN213099799U - Telescopic drainage device

Info

Publication number: CN213099799U
Application number: CN202021233364.1U
Authority: CN
Inventors: 刁春丽; 蒲李丽; 侯彩霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-05-04
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to a telescopic drainage device, which comprises a drainage tube, wherein one end of the drainage tube is provided with a drainage bag, the middle part of the drainage tube is wound into an 8-shaped structure, and the 8-shaped structure is deformed when the two ends of the drainage tube are stretched; arc sections are arranged at two ends of the 8-shaped structure, and a restraining section is arranged in the middle of the 8-shaped structure; the outer side of the restraint section is sleeved with a restraint belt which surrounds into a ring; be equipped with on the segmental arc and prevent beta structure, prevent that the pot head of beta structure locates outside the segmental arc, segmental arc and the sliding connection who prevents beta structure, prevent that the pot head of beta structure locates one of drainage tube and serves, drainage tube and prevent beta structure sliding connection. The utility model discloses with the middle part of drainage tube wound "8" font structure, can carry out gentle and agreeable fixed and arrangement to the drainage tube, avoid putting at will of drainage tube, prevent that the beta structure can avoid folding at the segmental arc of wound "8" font structure, can guarantee the elasticity at drainage tube both ends when the both ends tractive of drainage tube.

Description

Telescopic drainage device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a telescopic drainage device.

Background

The drainage tube is a medical appliance for clinical surgery drainage, which guides pus, blood and liquid accumulated in human tissues or body cavities to the outside of the body, prevents postoperative infection and promotes wound healing. However, the conventional drainage tube is used in consideration of damage to the drainage wound when both ends of the drainage tube are pulled and the problem of avoiding complications caused by infection of a patient.

In the prior art, there are three main ways to avoid the traction of the drainage tube: the drainage tube is manufactured into a spiral shape in the first mode, the drainage tube is manufactured into a spiral shape in the second mode, the length of the drainage tube is increased in the third mode, and the first mode and the second mode mainly change the structural composition of the drainage tube, so that the manufacturing difficulty and the manufacturing cost are higher than those of the third mode, the third mode adopts the lengthened drainage tube, the surplus length of the drainage tube is randomly placed, the drainage tube is easily folded, the drainage cannot be performed, and a patient can be stumbled.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem and provide a simple structure, telescopic drainage tube with low costs to solve above-mentioned at least one technical problem.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a telescopic drainage device comprises a drainage tube, wherein a drainage bag is arranged at one end of the drainage tube, the middle part of the drainage tube is wound into an 8-shaped structure, and the 8-shaped structure deforms when two ends of the drainage tube are stretched;

the two ends of the 8-shaped structure are provided with arc sections, and the middle part of the 8-shaped structure is provided with a restraint section;

the outer side of the restraint section is sleeved with a restraint belt which surrounds into a ring;

the anti-folding drainage tube is characterized in that an anti-folding structure is arranged on the arc-shaped section, one end of the anti-folding structure is sleeved outside the arc-shaped section, the arc-shaped section is connected with the anti-folding structure in a sliding mode, the other end of the anti-folding structure is sleeved on one end of the drainage tube, and the drainage tube is connected with the anti-folding structure in a sliding mode.

The utility model has the advantages that: the utility model discloses with the middle part of drainage tube wound "8" font structure, can carry out flexibility fixed and arrangement to the drainage tube of overlength, avoid putting at will of drainage tube, prevent that the beta structure can avoid folding at the segmental arc of wound "8" font structure, thereby effectual folding of avoiding the drainage tube influences going on of drainage, prevent simultaneously that beta structure and drainage tube sliding connection can guarantee "8" font stable in structure's deformation, can guarantee the elasticity at drainage tube both ends when the both ends tractive of drainage tube, when taking the pipe for a long time, can be through the size of adjustment 8 font structures, make things convenient for patient's activity, avoid the tractive, fold.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, prevent beta structure and include the guide part and prevent folding portion, prevent folding portion and locate one side of guide part, just prevent folding portion with guide part fixed connection is as an organic whole, the guide part is equipped with the slide opening that runs through its both ends, the one end of drainage tube is passed the slide opening, just the outer wall of drainage tube with the inner wall sliding connection of slide opening, prevent folding portion cover and locate outside the segmental arc, just the segmental arc with prevent folding portion sliding connection.

The beneficial effect of adopting the further scheme is that: the guide part is arranged, so that when the drainage tube is pulled, the drainage tube can slide relative to the guide part.

Furthermore, a plurality of balls are arranged between the circumferential inner wall of the sliding hole and the outer wall of the drainage tube, and the balls are all in rolling connection with the inner wall of the sliding hole.

The beneficial effect of adopting the further scheme is that: the contact area of the drainage tube and the slide hole can be reduced by arranging the balls, and the sliding is more convenient.

Furthermore, the anti-folding part is provided with an arc-shaped anti-folding groove, and the arc-shaped section penetrates through the anti-folding groove along the length direction of the anti-folding groove and is in sliding connection with the wall surface of the anti-folding groove.

The beneficial effect of adopting the further scheme is that: prevent that folding portion sets up and prevents folding groove, can be convenient for the segmental arc card to go into and prevent folding inslot, can effectually avoid "8" font structure to receive the transmission of tractive and the folding problem of tractive when the segmental arc receives the tractive effect and warp, avoid the problem of the folding influence drainage of drainage tube.

Further, prevent folding groove includes the kerve face and sets up the side slot face of kerve face both sides, the kerve face is followed the arc route of segmental arc is crooked, just the kerve face with segmental arc sliding connection, the inner wall of side slot face is equipped with the elasticity card protrudingly.

The beneficial effect of adopting the further scheme is that: the bottom groove surface is connected with the arc section in a sliding mode, the arc section can be kept in an arc state in the traction transmission process, and the arc section is prevented from being folded.

Further, the anti-folding groove comprises a bottom groove face, an inner groove face and an outer groove face, wherein the inner groove face and the outer groove face are oppositely arranged on two sides of the bottom groove face, the inner groove face is bent along an arc-shaped path of the arc-shaped section, the inner groove face is connected with the arc-shaped section in a sliding mode, and elastic clamping protrusions are arranged on the inner groove face and the outer groove face.

The beneficial effect of adopting the further scheme is that: the inner side groove face is connected with the arc section in a sliding mode, the arc section can be guaranteed to be kept in an arc state in the traction transmission process, and the arc section is prevented from being folded.

Furthermore, the folding prevention part comprises two limiting pieces which are oppositely arranged and three or more than three roller columns which are arranged between the two limiting pieces, the roller columns are arranged at intervals along the arc-shaped path of the arc-shaped section, and two ends of each roller column are rotatably connected with the limiting pieces.

The beneficial effect of adopting the further scheme is that: set up the ball and can form at least three stable strong point in the length direction of segmental arc, can effectually avoid the segmental arc folding.

Furthermore, the opposite side wall surfaces of the two limiting pieces are provided with clamping protrusions, and the clamping protrusions are fixedly connected with the inner walls of the limiting pieces.

The beneficial effect of adopting the further scheme is that: the clamping protrusions are arranged to play a limiting role in the arc-shaped section, so that the arc-shaped section can be kept between the limiting pieces.

Furthermore, a male magic tape is arranged at one end of the restraint strap, and a female magic tape which is in adhesive fit with the male magic tape is arranged at the other end of the restraint strap.

The beneficial effect of adopting the further scheme is that: set up public subsides of magic and the female easy dismounting of subsides of magic, can guarantee the stability of "8" font structure to arrange in order the drainage tube, be favorable to realizing scalable when the tractive of drainage tube both ends.

Furthermore, the restraint strap is made of non-woven fabrics.

The beneficial effect of adopting the further scheme is that: the non-woven fabric has flexibility, and the stability of enclosing into a ring shape for fixation is good.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the drainage tube according to the preferred embodiment of the present invention after being deployed;

FIG. 3 is a sectional view of the structure of the guiding portion according to the preferred embodiment of the present invention;

fig. 4 is a schematic structural view of an anti-folding portion according to a first preferred embodiment of the present invention;

FIG. 5 is a sectional view of the second preferred embodiment of the present invention showing the folding prevention part;

fig. 6 is a front view of the anti-folding portion according to the second preferred embodiment of the present invention;

FIG. 7 is a front sectional view of the anti-folding portion according to the third preferred embodiment of the present invention;

fig. 8 is a right side view of the structure of the folding prevention part according to the fourth preferred embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a drainage tube; 2. a drainage bag; 3. a restraint band; 4. an anti-fold structure; 41. an anti-folding portion; 411. A limiting sheet; 412. a roller; 413. clamping convex; 42. a guide portion; 43. a ball bearing; 44. an anti-folding slot; 441', an inner groove surface; 442', a bottom side groove surface; 443', an outer trough surface; 444', elastic clamping edge; 441', the bottom groove surface; 442 ", side groove faces; 443', a limit spring plate; 5. a 8-shaped structure; 51. an arc-shaped section; 52. a restraint section; 6. a magic male sticker; 7. magic female sticker.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example one

As shown in fig. 1 and 2, the core of the utility model is to provide a telescopic drainage device, which comprises a drainage tube 1, wherein one end of the drainage tube 1 is provided with a drainage bag 2, and the utility model is characterized in that the middle part of the drainage tube 1 is wound into an 8-shaped structure 5, and the 8-shaped structure 5 is deformed when the two ends of the drainage tube 1 are stretched; it should be noted that the 8-shaped structure 5 is formed by winding the straight drainage tube 1 against the flexibility thereof, so that the smooth state of the drainage channel inside the drainage tube 1 is not affected, and meanwhile, the 8-shaped structure 5 itself can be wound into a plane shape, so that after being wound into the 8-shaped structure 5, the 8-shaped structure can be kept parallel to the fixed surface under the action of the gravity thereof.

The two ends of the 8-shaped structure 5 are provided with arc sections 51, and the middle part of the 8-shaped structure 5 is provided with a restraint section 52; the constraining band 3 surrounding the ring is sleeved outside the constraining section 52, it should be noted that the constraining band 3 only acts on the constraining section 52, and it is understood that the constraining effect means that the width of the middle part of the 8-shaped structure 5 is smaller than the width of the two ends thereof along the length direction.

Be equipped with on the segmental arc 51 and prevent folding structure 4, outside segmental arc 51 was located to the pot head of preventing folding structure 4, segmental arc 51 and prevent folding structure 4's sliding connection, prevent that folding structure 4's other pot head is located one of drainage tube 1 and serve, drainage tube 1 and prevent folding structure 4 sliding connection.

Preferably, the folding prevention structure 4 includes the guiding portion 42 and the folding prevention portion 41, the folding prevention portion 41 is disposed on one side of the guiding portion 42, the folding prevention portion 41 and the guiding portion 42 are fixedly connected as a whole, the guiding portion 42 is provided with a sliding hole penetrating through two ends thereof, one end of the drainage tube 1 penetrates through the sliding hole, the outer wall of the drainage tube 1 is slidably connected with the inner wall of the sliding hole, the folding prevention portion 41 is sleeved outside the arc-shaped section 51, and the arc-shaped section 51 is slidably connected with the folding prevention portion 41.

As shown in fig. 3, preferably, a plurality of balls 43 are arranged between the circumferential inner wall of the slide hole and the outer wall of the draft tube 1, and the balls 43 are all in rolling connection with the inner wall of the slide hole; in this embodiment, the number of the balls 43 is eight, wherein four balls 43 are circumferentially arranged on the inner wall of one end of the slide hole, the other four balls 43 are circumferentially arranged on the inner wall of the other end of the slide hole, a mounting groove is formed in the inner wall of the slide hole corresponding to the balls 43, the inner wall of the mounting groove is in a three-quarter spherical shape matched with the balls 43, so that the rolling limit of the balls 43 can be guaranteed, and meanwhile, the balls 43 are placed on one surface outside the mounting groove and contacted with the inner wall of the drainage tube 1.

As shown in fig. 4, preferably, the anti-folding portion 41 includes two opposite limiting pieces 411 and three or more rollers 412 disposed between the two limiting pieces 411, the rollers 412 are disposed at intervals along the arc-shaped path of the arc-shaped segment 51, and both ends of the rollers 412 are rotatably connected to the limiting pieces 411.

It should be noted that, two ends of the roller 412 are rotatably connected with the limiting plates 411 respectively, and in this embodiment, three or more rollers 412 are provided and are arranged at intervals along the arc-shaped path of the arc-shaped section 51, so that the roller 412 can play a good fixing role between the two limiting plates 411, and meanwhile, the roller 412 can rotate relative to the limiting plates 411 and can be connected with the arc-shaped section 51 in a rolling manner when the 8-shaped structure 5 is subjected to a pulling action, so that the sliding friction between the arc-shaped section 51 and the roller 412 can be avoided, and the damage of the outer wall of the drainage tube 1 caused by the sliding friction during the folding action can be effectively reduced.

Preferably, the opposite side wall surfaces of the two limiting pieces 411 are respectively provided with a clamping protrusion 413, the clamping protrusions 413 are fixedly connected with the inner walls of the limiting pieces 411, it should be noted that the clamping protrusions 413 are made of elastic silica gel, and the distance between the two clamping protrusions 413 is smaller than the outer diameter of the drainage tube 1, so that the elasticity of the clamping protrusions 413 can be overcome by the arc-shaped section 51 and the arc-shaped section is placed between the two limiting pieces 411, and the drainage tube 1 cannot pass through the gap between the two clamping protrusions 413 in a natural state.

Preferably, restraint band 3 one end is equipped with the male subsides of magic 6, restraint band 3's the other end is equipped with the female subsides of magic 7 with the male subsides of magic 6 bonding complex, it needs to explain, restraint band 3's middle part is at drainage tube 1's particular position and drainage tube 1 fixed connection, also can be at restraint band 3's middle part be equipped with the through-hole that supplies drainage tube 1 one end to pass, restraint band 3 and drainage tube 1 sliding connection, sliding connection's restraint band 3 can adjust according to restraint section 52's position, it is more nimble to use.

Preferably, the material of the constraining tape 3 is a nonwoven fabric.

In this embodiment, the method for winding the "8" -shaped structure 5 includes: installing a restraint belt 3 and two anti-folding structures 4 on a drainage tube 1, ensuring that the restraint belt 3 is positioned between the two anti-folding structures 4 in the length direction of the drainage tube 1, arranging the two anti-folding structures 4 oppositely, winding the two anti-folding structures 4 into an 8-shaped structure 5 shown in figure 1, placing a part of an arc-shaped section 51 between two limiting sheets 411, firstly enabling the arc-shaped section 51 at one end of the 8-shaped structure 5 far away from the drawing direction to deform when one end of the drainage tube 1 is drawn, enabling the anti-folding structure 4 to slide along the other end of the drainage tube 1, and sliding along the arc-shaped direction of a roller 412 when the arc-shaped section 51 deforms, so as to enable the drawn end to be telescopically extended, and simultaneously enabling the anti-folding structure 4 at the other end to be kept folded when the arc-shaped section 51 deforms, therefore, only the drainage tube 1 with a certain length is required to be used together with the anti-folding structures 4 and, meanwhile, the folding-preventing structure 4 and the restraint strap 3 can be reused after being sterilized, so that the cost of drainage in the drainage operation can be effectively reduced.

Example two

As shown in fig. 1 and 2, the present embodiment provides a telescopic drainage device, which includes a drainage tube 1, wherein one end of the drainage tube 1 is provided with a drainage bag 2, and is characterized in that the middle of the drainage tube 1 is wound into an "8" -shaped structure 5, and the "8" -shaped structure 5 deforms when two ends of the drainage tube 1 are stretched; it should be noted that the 8-shaped structure 5 is formed by winding the straight drainage tube 1 against the flexibility thereof, so that the smooth state of the drainage channel inside the drainage tube 1 is not affected, and meanwhile, the 8-shaped structure 5 itself can be wound into a plane shape, so that after being wound into the 8-shaped structure 5, the 8-shaped structure can be kept parallel to the fixed surface under the action of the gravity thereof.

Preferably, the anti-folding portion 41 is provided with an arc-shaped anti-folding groove 44, and the arc-shaped segment 51 passes through the anti-folding groove 44 along the length direction thereof and is slidably connected with the wall surface of the anti-folding groove 44.

As shown in fig. 5 and 6, preferably, the anti-folding groove 44 includes a bottom groove surface 442 ', an inner groove surface 441' and an outer groove surface 443 'disposed at two sides of the bottom groove surface 442', the inner groove surface 441 'is curved along an arc-shaped path of the arc-shaped segment 51, the inner groove surface 441' is slidably connected to the arc-shaped segment 51, and the inner groove surface 441 'and the outer groove surface 443' are both provided with an elastic locking edge 444 ', it should be noted that, in this embodiment, the elastic locking edge 444' is made of elastic silicone rubber, the outer wall of the anti-folding portion 41 corresponding to the bottom groove surface 442 'is integrally connected to the guide portion 42, and after the arc-shaped segment 51 is locked into the folding groove, when the arc-shaped segment is deformed by a pulling action, the arc-shaped segment 51 is difficult to slip out from between the elastic locking edges 444'.

Preferably, the material of the constraining tape 3 is a nonwoven fabric.

In this embodiment, the method for winding the "8" -shaped structure 5 includes: installing a restraint belt 3 and two anti-folding structures 4 on a drainage tube 1, ensuring that the restraint belt 3 is positioned between the two anti-folding structures 4 in the length direction of the drainage tube 1, arranging the two anti-folding structures 4 oppositely, winding the two anti-folding structures 4 into an 8-shaped structure 5 shown in figure 1, placing a part of an arc-shaped section 51 into an anti-folding groove 44, firstly deforming the arc-shaped section 51 at one end of the 8-shaped structure 5 far away from the drawing direction when one end of the drainage tube 1 is drawn, sliding the anti-folding structure 4 along the other end of the drainage tube 1, and sliding along the arc-shaped direction of a roller 412 when the arc-shaped section 51 is deformed, so that the drawn end can be telescopically extended, and simultaneously keeping the anti-folding structure 4 at the other end to ensure that the arc-shaped section 51 is folded when deformed, therefore, only the drainage tube 1 with a certain length is needed and is matched with the anti-folding structures 4 and the restraint belt, meanwhile, the folding-preventing structure 4 and the restraint strap 3 can be reused after being sterilized, so that the cost of drainage in the drainage operation can be effectively reduced.

EXAMPLE III

Preferably, a plurality of balls 43 are arranged between the circumferential inner wall of the slide hole and the outer wall of the draft tube 1, and the balls 43 are all in rolling connection with the inner wall of the slide hole.

As shown in fig. 7 and 8, preferably, the anti-folding groove 44 includes a bottom groove surface 441 "and side groove surfaces 442" disposed at both sides of the bottom groove surface 441 ", the bottom groove surface 441" is curved along the arc-shaped path of the arc-shaped section 51, the bottom groove surface 441 "is slidably connected with the arc-shaped section 51, the inner wall of the side groove surfaces 442" is provided with a limit spring 443 ", it should be noted that the limit spring 443" is made of elastic silicone, and the two limit springs 443 "extend in the width direction of the anti-folding groove 44 and abut against each other, so that the arc-shaped section 51 can be clamped into the anti-folding groove 44, and the arc-shaped section 51 can be well limited, and the anti-folding groove can be prevented from slipping out of the limit springs 443" when the arc-shaped section 51 is deformed.

Preferably, one end of the restraint strap 3 is provided with a male magic tape 6, and the other end of the restraint strap 3 is provided with a female magic tape 7 which is in adhesive fit with the male magic tape 6.

Preferably, the material of the constraining tape 3 is a nonwoven fabric.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A telescopic drainage device comprises a drainage tube (1), wherein one end of the drainage tube (1) is provided with a drainage bag (2), and the telescopic drainage device is characterized in that the middle part of the drainage tube (1) is wound into an 8-shaped structure (5), and the 8-shaped structure (5) deforms when two ends of the drainage tube (1) are stretched;

the two ends of the 8-shaped structure (5) are provided with arc sections (51), and the middle part of the 8-shaped structure (5) is provided with a restraint section (52);

the outer side of the restraint section (52) is sleeved with a restraint belt (3) which surrounds into a ring;

be equipped with on arc section (51) and prevent beta structure (4), prevent that one pot head of beta structure (4) is located outside arc section (51), arc section (51) with prevent the sliding connection of beta structure (4), prevent that the other pot head of beta structure (4) is located one of drainage tube (1) is served, drainage tube (1) with prevent beta structure (4) sliding connection.

2. The telescopic drainage device according to claim 1, wherein the folding prevention structure (4) comprises a guide part (42) and a folding prevention part (41), the folding prevention part (41) is arranged at one side of the guide part (42), the folding prevention part (41) and the guide part (42) are fixedly connected into a whole, the guide part (42) is provided with a sliding hole penetrating through two ends of the guide part, one end of the drainage tube (1) penetrates through the sliding hole, the outer wall of the drainage tube (1) is connected with the inner wall of the sliding hole in a sliding manner, the folding prevention part (41) is sleeved outside the arc-shaped section (51), and the arc-shaped section (51) is connected with the folding prevention part (41) in a sliding manner.

3. A telescopic drainage device according to claim 2, characterized in that a plurality of balls (43) are arranged between the circumferential inner wall of the slide hole and the outer wall of the drainage tube (1), and the balls (43) are all in rolling connection with the inner wall of the slide hole.

4. A telescopic drainage device according to claim 2, characterised in that the anti-folding portion (41) is provided with an arc-shaped anti-folding slot (44), and the arc-shaped section (51) passes through the anti-folding slot (44) along the length direction thereof and is slidably connected with the wall surface of the anti-folding slot (44).

5. A retractable drainage device according to claim 4, characterized in that the anti-collapse groove (44) comprises a bottom groove surface (441 ") and side groove surfaces (442") provided on both sides of the bottom groove surface (441 "), the bottom groove surface (441") is curved along the arc-shaped path of the arc-shaped segment (51), the bottom groove surface (441 ") is slidably connected with the arc-shaped segment (51), and the inner walls of the side groove surfaces (442") are provided with limit tabs (443 ").

6. A telescopic drainage device according to claim 4, characterised in that the anti-collapse groove (44) comprises a bottom groove surface (442 '), an inner groove surface (441 ') and an outer groove surface (443 ') arranged opposite to each other on both sides of the bottom groove surface (442 '), the inner groove surface (441 ') curving along the arc-shaped path of the arc-shaped segment (51), the inner groove surface (441 ') being slidably connected to the arc-shaped segment (51), the inner groove surface (441 ') and the outer groove surface (443 ') each being provided with a resilient catch (444 ').

7. A telescopic drainage device according to claim 2, wherein the anti-folding portion (41) comprises two opposite limiting pieces (411) and three or more rollers (412) arranged between the two limiting pieces (411), the rollers (412) are arranged at intervals along the arc-shaped path of the arc-shaped section (51), and two ends of the rollers (412) are rotatably connected with the limiting pieces (411).

8. A telescopic drainage device according to claim 7, characterised in that the opposite side wall surfaces of the two limiting pieces (411) are provided with clamping protrusions (413), and the clamping protrusions (413) are fixedly connected with the inner walls of the limiting pieces (411).

9. A telescopic drainage device according to any one of claims 1 to 8, characterised in that a male magic tape (6) is provided at one end of the restraining strip (3), and a female magic tape (7) is provided at the other end of the restraining strip (3) and is in adhesive engagement with the male magic tape (6).

10. A telescopic drainage device according to claim 1, in which the restraining strip (3) is made of non-woven fabric.