CN215690246U

CN215690246U - Urinary catheter fixing device

Info

Publication number: CN215690246U
Application number: CN202121121055.XU
Authority: CN
Inventors: 赵梦捷; 郭建明; 吴蕊; 郭连瑞
Original assignee: Xuanwu Hospital
Current assignee: Xuanwu Hospital
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-02-01
Anticipated expiration: 2031-05-24

Abstract

The utility model relates to a urinary catheter fixing device, at least comprising: the fixing part at least comprises a belt body which can surround the leg or the abdomen of a patient, wherein a fastening piece for fixing the catheter is arranged on the surface of the belt body, a clamping piece which can be sleeved outside the catheter is arranged between the fixing part and the proximal end of the catheter, the clamping piece is positioned outside the urethra of the patient, the clamping piece is provided with a split clamping structure, one end of the clamping piece formed by connecting and closing the split clamping structure is constructed into a first adaptation part, and the other end of the clamping piece is constructed into a second adaptation part. The utility model can stably hold the near end of the catheter in the internal opening of the bladder neck of a patient to prevent the near end of the catheter from falling off, thereby avoiding the traction pain of the patient and simultaneously preventing urine leakage; fix the catheter through the holder to pass the gasbag and hug closely in patient's urethra outer orifice skin tissue mucosa department, can play the cushioning effect in order to protect skin, and can help the postoperative to stanch.

Description

Urinary catheter fixing device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a urinary catheter fixing device.

Background

Some patients need to keep the catheter after the operation clinically, which is convenient for drainage and flushing, and relieves the tension at the incision of the operation so as to facilitate the healing of the incision. Proper maintenance should be done after the catheter is inserted to prevent migration and urethral traction. However, during indwelling of the urinary catheter, the risk of tube withdrawal (UEX) may occur due to the combination of factors such as the patient and the material of the tube, or due to the tube being not firmly or securely fastened.

The unplanned tube drawing refers to the process that a patient pulls out a tube or the tube falls off by himself without the consent of medical staff, and also includes unexpected tube drawing caused by improper medical operation. Currently, clinically adopted methods for preventing UEX mainly include tube immobilization, sedation and analgesia therapy, limb restraint, and the like, wherein tube immobilization is considered to be one of effective methods.

CN211583755U discloses a safety belt dedicated for a urine bag or a urine tube, which at least comprises: a band body and at least two clamping sheets; the two ends of the binding belt body are respectively a clamping end and a bonding end for winding and encircling on the leg or the lower abdomen of a patient, one single side of each clamping sheet is fixed on the clamping end of the binding belt body, a clamping opening is formed between each clamping sheet and the binding belt body for clamping and placing the urinary catheter of the urinary bag, and the bonding end is wrapped and covered on the leg or the lower abdomen of the patient and is combined and fixed on the binding belt body after covering the clamping end, so that the urinary catheter of the urinary bag is stably fixed, and the safety binding belt which does not hurt the skin of the patient is provided.

However, although the above-mentioned prior art can fix at least a part of the tube body of the ureter located outside the patient body to the limb of the patient properly and firmly, there is still a problem that a part of the tube body of the ureter located inside the patient body is easy to shake and fall off, causing a pulling pain to the patient, and meanwhile, the contact part of the ureter and the postoperative tissue is often adhered by bleeding, which not only causes trouble to remove the subsequent ureter, but also increases pain of the patient, and may cause further infection and deterioration of the tissue part. Thus, there remains a need in the art for at least one or several aspects of improvement.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor has studied a lot of documents and patents when making the present invention, but the space is not limited to the details and contents listed in the above, however, the present invention is by no means free of the features of the prior art, but the present invention has been provided with all the features of the prior art, and the applicant reserves the right to increase the related prior art in the background.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a urinary catheter fixing device, aiming at solving at least one or more technical problems in the prior art.

In order to achieve the above object, the present invention provides a urinary catheter fixing device, at least comprising: the fixing piece at least comprises a belt body which can surround the leg or the abdomen of a patient, wherein the surface of the belt body is provided with a fastening piece for fixing the catheter.

Preferably, a clamping piece capable of being sleeved outside the catheter is arranged between the fixing piece and the proximal end of the catheter, the clamping piece is located outside the urethra of the patient, and the clamping piece is provided with a split clamping structure.

Preferably, one end of the clamping piece formed by connecting and closing the split clamping structures is configured as a first adapting part, and the other end of the clamping piece is configured as a second adapting part.

Preferably, a balloon is arranged between the holding member and the proximal end of the catheter and can be sleeved outside the catheter, and the balloon is positioned outside the urethra of the patient.

Preferably, the airbag is connected with a hose for inflating the airbag through an opening on the surface of the airbag, and one end of the hose, which is far away from the airbag, is provided with a port, wherein an air valve is arranged in the port.

Preferably, a plate body is arranged on the split clamping structure of the clamping piece, an elastic piece is connected between at least two plate bodies, and a sleeve body is sleeved outside the plate bodies and the elastic piece arranged between the plate bodies.

Preferably, the two ends of the strap body are respectively an adhesive end and a clamping end, and the at least two fastening pieces are arranged at the clamping end of the strap body.

Preferably, one side edge of the fastening tab is connected to the clamping end surface so that the fastening tab and the belt body can form an insertion opening therebetween for accommodating the urinary catheter.

Preferably, at least two fastening tabs are provided on the clamping end surfaces of the band body in an adjacent staggered manner to each other, and the adhesive end rings of the band body are covered and wrapped around the patient's leg or abdomen to the clamping ends.

Preferably, a plurality of drainage holes are opened in the near-end surface clearance of catheter, and the near-end that has the drainage hole is located the patient internal to make the urine can get into the catheter through the drainage hole.

Preferably, a spherical balloon is disposed between the proximal end of the catheter and the balloon, the spherical balloon being located in the patient.

The beneficial technical effects of the utility model comprise one or more of the following:

1. the utility model can stably hold the near end of the catheter in the internal opening of the bladder neck of a patient to prevent the near end of the catheter from falling off, thereby avoiding the traction pain of the patient and simultaneously preventing urine leakage.

2. The catheter can be fixed through the clamping piece, and the air bag is pushed and attached to the mucous membrane of the skin tissue of the external orifice of the urethra of the patient, so that the pain of the patient is reduced while the skin is protected by the buffer effect, and the postoperative hemostasis can be helped.

Drawings

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

fig. 2 is a preferred side view of the belt body;

FIG. 3 is a schematic view of a preferred construction of the clamp;

fig. 4 is a preferred cross-sectional view at fig. 1A.

List of reference numerals

10: urinary catheter 20: the fixing member 30: air bag

40: hose 50: the clamping member 60: cover body

100: drainage hole 101: the spherical balloon 200: belt body

201: fastening tab 202: the insertion openings 401: interface

501: plate body 502: elastic member 50 a: first adapting part

50 b: second fitting portion 200 a: adhesive end 200 b: clamping end

Detailed Description

This is described in detail below with reference to fig. 1-4.

In the description of the present invention, it is to be understood that, if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are used for indicating the orientation or positional relationship indicated based on the drawings, they are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to 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 also be understood that "over" or "under" a first feature may include the first and second features being in direct contact, and may also include the first and second features being in contact not directly but through another feature therebetween, unless expressly stated or limited otherwise. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model provides a urinary catheter fixing device which can comprise one of the following components: a holder 20 capable of being placed around a patient's leg or abdomen and holding and securing the catheter 10; the holding member 50 can be sleeved on the urinary catheter 10 and located between the fixing member 20 and the proximal end of the urinary catheter 10, when the proximal end of the urinary catheter 10 is inserted into the body of a patient, the holding member can push the air bag 30 to fit the external urethral opening of the patient for hemostasis by compression, and meanwhile, the proximal end of the urinary catheter 10 can be continuously and stably embedded into the body of the patient and the peripheral tissue of the prostate so as to prevent the urinary catheter 10 from falling off.

According to a preferred embodiment shown in fig. 1, the end of the catheter 10 that is inserted into the patient is a proximal end and the end that is distal to the patient is a distal end. Further, a plurality of drainage holes 100 are formed on the surface of the tube body at the near end of the catheter 10 in a staggered manner. Urine can enter the urinary catheter 10 through the drainage holes 100. A balloon 101 is provided on the catheter 10 generally near its proximal end. Preferably, urine entering catheter 10 through drainage holes 100 can be contained in spherical capsule 101. The spherical balloon 101 itself has such a shape characteristic that it can be easily fixed to the inner neck opening of the patient's bladder without easily coming off, so that the end of the catheter 10 having the drainage hole 100 can be stably accommodated in the patient's body to sufficiently absorb urine.

According to a preferred embodiment shown in fig. 1 and 2, the catheter 10 is provided with a fastener 20 around the circumference of the catheter, which fastener comprises at least a substantially band-shaped band body 200, wherein the band body 200 can be crimped around the leg or abdomen of the patient. One end of the band body 200 is an adhesive end 200a, and the other end is a clamping end 200 b. Further, at least two fastening tabs 201 are provided on the surface of the clamping end 200b of the band body 200. The two fastening pieces 201 are made of the same material and have the same shape. Preferably, one side of the fastening tab 201 is fixedly connected to the surface of the clamping end 200b, so that a movable insertion opening 202 is formed between the fastening tab 201 and the belt body 200. The insertion opening 202 is adapted to grip and receive a portion of the tubular body of the catheter 10.

According to a preferred embodiment shown in fig. 2, at least two fastening pieces 201 are disposed on the surface of the clamping end 200b of the band body 200 in an adjacent and staggered manner, and after the urinary catheter 10 passes through the insertion opening 202, the movable side edges of the two fastening pieces 201 are bonded to the surface of the band body 200, so that the fastening pieces 201 can help to limit the shaking of the urinary catheter 10 in the radial direction thereof, so that the urinary catheter 10 is stably accommodated in the insertion opening 202. Further, after the band body 200 is wound around the leg or the abdomen of the patient, the adhesive end 200a of the band body 200 is covered and wrapped around the clamping end 200b to re-stabilize the fastening tab 201. Preferably, the inner and outer surfaces of the strap body 200 and the fastening plate 201 can be made of self-adhesive cloth having hook-shaped fabric and loop-shaped fabric, such as a hook and loop fastener structure.

According to a preferred embodiment, the band body 200 is wrapped around the leg or abdomen of the patient, the clamping end 200b of the band body 200 is positioned at a suitable location, for example, substantially directly above the thigh of the patient, a portion of the tubular body of the catheter 10 is positioned in the insertion opening 202, the catheter 10 is clamped and secured by the fastening tab 201, the adhesive end 200a of the band body 200 is wrapped around the leg or abdomen of the patient and covers and wraps the clamping end 200b of the band body 200, such that the entire band body 200 is covered around the leg or abdomen of the patient in a substantially annular position, and a portion of the tubular body near the distal end of the catheter 10 is secured.

According to a preferred embodiment shown in fig. 1, the catheter 10 is provided with a clamping member 50 on the outside. A bladder 30 is provided on the side of the retainer 50 adjacent the spherical bladder 101. The clamp 50 and the balloon 30 are both located outside the patient's body. Further, the air bag 30 is connected with a hose 40 for inflating the inside of the air bag 30 through an opening of a surface thereof. The end of the hose 40 remote from the bladder 30 is provided with a mouthpiece 401. A valve may be provided in the mouthpiece 401 to ensure the air tightness of the bladder 30. Preferably, the balloon 30 is inflated by the hose 40 so that the balloon 30 can fit over the catheter 10 in a generally circular manner and can be tightly adhered to the outer wall of the catheter 10. The balloon 30 is positioned between the clip 50 and the patient's insertion point, provides some cushioning, protects the patient's dermal tissue mucosa, and prevents accidental removal of the proximal end of the catheter 10 from the patient's body by being fastened to the catheter 10. In addition, the air bag 30 can achieve good compression hemostasis effect by compressing the tissues around the prostate after operation.

According to a preferred embodiment shown in fig. 1 or 3, the clamping member 50 is constructed in a generally heart-shaped symmetrical configuration. Further, the clamp 50 has two split clamp structures symmetrical to each other. When the two-part holding structure is closed, it has a substantially circular through-hole along its central axis through which the catheter 10 can be held. Preferably, the inner diameter of the through hole is slightly smaller than the outer diameter of the catheter 10 by about 1mm to ensure the holding force of the holding member 50. Secondly, because the inner diameter of the through hole is slightly smaller, the clamping piece 50 and the catheter 10 are in contact extrusion, so that the clamping piece 50 can push the air bag 30 along the axial direction of the catheter 10, and the air bag 30 can be firmly and tightly attached to the contact part of the air bag.

According to a preferred embodiment shown in fig. 3, one end of the holding member 50 after the coupling closure is configured as a first fitting part 50a capable of shape-matching with the external orifice of male urethra based on the external genitalia characteristics of male and female. Preferably, the first fitting portion 50a is configured in a substantially concave structure. Further, the other end of the holding member 50 is provided with a second fitting portion 50b capable of shape-matching with the external urethral orifice of the female. Preferably, the second fitting portion 50b is configured in a substantially convex structure.

According to a preferred embodiment, if the catheter 10 of a male patient needs to be fixed, the clamping member 50 is clamped on the side of the balloon 30 far away from the patient in a manner that the first adapting part 50a faces the external urethral orifice of the patient; if the catheter 10 of a female patient needs to be fixed, the holding member 50 is inserted into the side of the balloon 30 away from the patient so that the second fitting portion 50b faces the external urethral orifice of the patient. Preferably, the balloon 30 is pushed toward the urethral opening by the clip 50 so that the balloon 30 can abut against the patient's urethral meatus and sufficiently conform to the skin tissue mucosa. At this time, the holder 50 is fixed to the external urethral orifice of the patient, and the inflated balloon 30 is closely attached to the skin tissue mucosa of the external urethral orifice of the patient, so that the spherical balloon 101 located in the patient's body can be stably accommodated in the internal bladder neck orifice and the tissue around the prostate.

According to a preferred embodiment shown in fig. 4, the two-part clamping structure of clamping member 50 is provided with a substantially arc-shaped plate 501. An elastic member 502 is connected between the plate bodies 501. Preferably, the elastic member 502 is a connection spring. The opening and closing of the clamping member 50 can be controlled by the plate body 501 and the elastic member 502, so as to adjust the installation direction of the clamping member 50 and clamp and fix the urinary catheter 10. Further, a sheath 60 is sleeved outside the two plate bodies 501 and the elastic member 502 disposed between the plate bodies 501. Preferably, the sheath body 60 can prevent the plate body 501 and the elastic member 502 from scratching the skin of the patient.

For ease of understanding, the principles of operation and method of use of a urinary catheter securement device of the present invention will be discussed.

In use of the urinary catheter securement device provided herein, the proximal end of the urinary catheter 10 is inserted into the patient, and the balloon 30 is inflated and held against the mucosa of the skin tissue of the patient's external urethral orifice. Based on the sex of the patient, the installation direction of the clamping piece 50 is adjusted by the plate body 501 arranged on the clamping piece 50 and the elastic piece 502 arranged between the two plate bodies 501 so as to be sleeved on the catheter 10, so that the clamping piece 50 can push the clamping piece to cling to the skin tissue mucosa of the external urethral orifice of the patient from one side of the air bag 30 far away from the urethral orifice. Next, a part of the tube body of the urinary catheter 10 close to the distal end thereof is accommodated and fixed in the insertion opening 202 formed by the fastening sheet 201 on the surface of the band body 200, then the adhesive end 200a of the band body 200 is placed at a proper position on the leg or abdomen of the patient, and the clamping end 200b of the band body 200 is covered and wrapped on the surface of the adhesive end 200a after surrounding along the leg or abdomen of the patient, so that the whole band body 200 is surrounded on the leg or abdomen of the patient in a cylindrical posture, thereby fixing a part of the tube body of the urinary catheter 10 far away from the urethral orifice of the patient to the body surface of the patient.

It should be noted that the above-mentioned embodiments are exemplary, and that those skilled in the art, having benefit of the present disclosure, may devise various arrangements that are within the scope of the present disclosure and that fall within the scope of the utility model. It should be understood by those skilled in the art that the present specification and figures are illustrative only and are not limiting upon the claims. The scope of the utility model is defined by the claims and their equivalents.

Claims

1. A urinary catheter securement device, comprising at least:

a fixing piece (20) which at least comprises a belt body (200) capable of encircling the leg or the abdomen of a patient, wherein the surface of the belt body (200) is provided with a fastening piece (201) for fixing the catheter (10),

it is characterized in that the preparation method is characterized in that,

a clamping piece (50) which can be sleeved outside the catheter (10) is arranged between the fixing piece (20) and the proximal end of the catheter (10), the clamping piece (50) is positioned outside the urethra of the patient, and the clamping piece (50) has a split clamping structure.

2. A fixation device according to claim 1, wherein one end of the clamp (50) formed by the split clamp connection closure is configured as a first adapter part (50a) and the other end is configured as a second adapter part (50 b).

3. A fixation device according to claim 1 or 2, wherein a balloon (30) adapted to be fitted on the outside of the catheter (10) is arranged between the clamping member (50) and the proximal end of the catheter (10), and wherein the balloon (30) is located outside the urethra of the patient.

4. A fixing device according to claim 3, characterized in that the airbag (30) is connected with a hose (40) through an opening on its surface for inflating the inside of the airbag (30), and that the end of the hose (40) remote from the airbag (30) is provided with a port (401), wherein a valve is arranged in the port (401).

5. The fixing device according to claim 3, wherein the split clamping structure of the clamping member (50) is provided with a plate body (501), an elastic member (502) is connected between at least two plate bodies (501), and a sleeve body (60) is sleeved outside the plate bodies (501) and the elastic member (502) arranged between the plate bodies (501).

6. The fixing device according to claim 1, wherein the strap body (200) has an adhesive end (200a) and a clamping end (200b) at both ends thereof, and at least two fastening tabs (201) are provided at the clamping end (200b) of the strap body (200).

7. The fastening device according to claim 6, wherein one side of the fastening tab (201) is connected to the surface of the clamping end (200b) so that the fastening tab (201) and the band body (200) can form an insertion opening (202) therebetween for receiving the catheter (10).

8. The fixing device according to claim 6 or 7, wherein at least two of the fastening tabs (201) are disposed on the surface of the clamping end (200b) of the band body (200) in such a manner as to be adjacently staggered with each other, and the adhesive end (200a) of the band body (200) is wrapped around the patient's leg or abdomen and then covered and wrapped around the clamping end (200 b).

9. A fixation device according to claim 1, wherein the catheter (10) has a plurality of drainage holes (100) formed in the surface thereof at a gap, and the proximal end having the drainage holes (100) is located in the patient's body so that urine can enter the catheter (10) through the drainage holes (100).

10. An immobilization device according to claim 1 wherein a spherical balloon (101) is provided between the proximal end of the catheter (10) and the balloon (30), said spherical balloon (101) being located in the patient.