CN215082774U

CN215082774U - Urethral catheter traction fixing device

Info

Publication number: CN215082774U
Application number: CN202022675358.8U
Authority: CN
Inventors: 王滨
Original assignee: Shenzhen University; Shenzhen University General Hospital
Current assignee: Shenzhen University; Shenzhen University General Hospital
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-12-10
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a catheter tractive fixing device, including the casing that is used for holding the external joint of fixed catheter, still include communication connection's pressure sensor and alarm device, be equipped with at least one in the casing and be used for the restriction the butt wall that external joint removed, pressure sensor locates on the butt wall, and the orientation external joint sets up. The utility model discloses a set up catheter tractive fixing device to the strength of the tensile bladder of real-time detection catheter, when this pulling force is too big or the undersize, alarm device sends the police dispatch newspaper, reminds the patient to change the posture, very big promotion the effect that the bladder was dragged to the catheter, prevent because the pulling force is too big or the undersize makes the catheter can't play the tensile effect that should to the bladder, thereby reduce the tension of coincide mouth, in order to promote wound healing.

Description

Urethral catheter traction fixing device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a catheter tractive fixing device.

Background

After the patient receives prostatectomy, a certain gap exists between the bladder and the urethra, the bladder and the urethra are required to be directly sutured, but the suture growth effect of the bladder cannot be expected generally due to the fact that the bladder has the tension for restoring the original position. Therefore, the urinary bladder needs to be pulled by the urinary catheter, the distance between the urinary bladder and the urethra is shortened, and then suturing is carried out, however, after suturing is finished, the urinary catheter is easy to move due to the restoring tension of the urinary bladder, so that a gap is formed between the urinary bladder and the urethra again, and recovery of a patient is not facilitated. The external section of the existing catheter is directly fixed on the body of a patient through an adhesive tape and the like, and when the tension of the catheter is too small to counter the tension of the bladder, the bladder can drive the catheter to recover the original position, so that the recovery effect of the patient is poor; when the pulling force of the catheter is too large, the inner section of the catheter body arranged in the bladder is easily pulled out, the catheter needs to be inserted again, the burden of a patient is increased, the internal tissue is oppressed due to the too large pulling force, and pressure injury and even scars are easily caused. The purpose of the pull is to reduce the tension of the stoma to promote wound healing.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that to prior art's defect, a catheter tractive fixing device is provided.

The utility model provides a technical scheme that its technical problem adopted is:

catheter tractive fixing device, including the casing that is used for holding the external joint of fixed catheter, still include communication connection's pressure sensor and alarm device, be equipped with at least one in the casing and be used for the restriction the butt wall that external joint removed, pressure sensor locates on the butt wall, and the orientation external joint sets up.

Preferably, the shell further comprises end-to-end side walls, and first through holes enabling the drainage tube to extend out of the shell and second through holes enabling the external joint to extend out of the shell are formed in the side walls respectively.

Preferably, the number of the abutting walls is two, the abutting walls are arranged in a space surrounded by the side walls at intervals, and the distance between the two abutting walls and the first through hole is smaller than the distance between the two abutting walls and the second through hole;

or the abutting wall is arranged beside the first through hole and fixedly connected with the side wall or integrally arranged with the side wall.

Preferably, the housing further includes a bottom wall disposed perpendicular to the side wall, and the abutting wall is disposed perpendicular to the bottom wall.

Preferably, the side wall includes first side wall and second side wall that relative setting, first through-hole is located on the first side wall, the second through-hole is located on the second side wall, first through-hole with the second through-hole respectively towards deviating from the direction of diapire communicates with the external world.

Preferably, the housing further comprises a top cover arranged opposite to the bottom wall, and the top cover is movably connected with the side wall.

Preferably, the alarm device comprises at least one of an acoustic alarm device, a light alarm device and a display alarm device.

Preferably, the top cover is movably connected with the side wall through a hinge, and the top cover is further provided with a light transmission window and/or a sound transmission window.

Preferably, a power supply device for supplying power to the pressure sensor and the alarm device is further arranged in the shell, and the power supply device is electrically connected with the pressure sensor and the alarm device respectively.

Preferably, the casing is further provided with a fixing structure for fixing the catheter pulling and fixing device on the patient;

the fixing structure is fixed on the inner side of the thigh of the patient by a cross functional cross fixing method.

The utility model discloses following beneficial effect has: through setting up catheter tractive fixing device to the strength of the tensile bladder of real-time detection catheter, when this pulling force was too big or the undersize, alarm device sent the police dispatch newspaper, reminded the patient and changed the posture, very big promotion the effect that the bladder was dragged to the catheter, prevented because the pulling force is too big or the undersize makes the catheter can't play the tensile effect that should to the bladder, thereby reduce the tension of coincide mouth, promote wound healing.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a third embodiment of the present invention;

fig. 4 is a schematic structural diagram of the housing according to an embodiment of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a catheter tractive fixing device for the patient of receiving the prostatectomy postoperative uses, stretches fixedly with catheter 50's external section through this catheter tractive fixing device, thereby plays tensile bladder, reduces the effect in clearance between bladder and the urethra. The catheter 50 generally comprises a drainage tube 51 and an extracorporeal connector 52 which are communicated with each other, wherein one end of the drainage tube 51 is fixedly connected with the extracorporeal connector 52, the end part of the other end of the drainage tube 51 is provided with a balloon 511 which is placed in a patient, the balloon 511 is used for clamping the bladder opening of the patient after the patient is full, and then the bladder can be pulled by pulling the drainage tube 51, so that the distance between the bladder and the urethra is reduced. Further, the extracorporeal connector 52 is generally a three-way connector, and the drainage tube 51 is disposed at a connector end surface 521 of the three-way connector. The utility model provides a fixing device for fixing above-mentioned catheter 50, it is concrete, this catheter tractive fixing device is including the casing 10 that is used for holding external joint 52, and external joint 52 arranges this casing 10 in, and tee bend and the drainage tube 51 of connection on external joint 52 stretch out from casing 10 respectively, make things convenient for medical personnel's operation. The catheter 50 further comprises at least one abutment wall 11 for limiting the movement of the external connector 52 in the housing 10, wherein the drainage tube 51 is driven by the bladder return tension to return to the external connector 52, and the abutment wall 11 is used for limiting the return movement of the external connector 52, so as to keep the bladder in the urethra abutment state. Further, the utility model discloses a catheter tractive fixing device still include communication connection's pressure sensor 20 and alarm device 30, wherein, pressure sensor 20 locates on butt wall 11, and set up towards external joint 52, namely, pressure sensor 20 locates between butt wall 11 and the external joint 52, a pressure between body external joint 52 and the butt wall 11 is used for detecting, thereby learn the tensile force of drainage tube 51 tensile bladder this moment, change the posture when the patient, make the too big or undersize of pulling force of catheter 50 probably cause catheter 50 can't play tensile effect, pressure sensor 20 detects pressure and is greater than or less than the default, alarm device 30 sends the police dispatch newspaper immediately, change the posture with the warning patient, thereby it should have the pulling force to resume catheter 50.

Specifically, in some embodiments, the housing 10 may include a side wall 12 connected end to end, and a bottom wall 13 disposed perpendicular to the side wall 12, wherein the side wall 12 is provided with a first through hole 1211 for extending the drainage tube 51 from the inside of the housing 10, and a second through hole 1221 for extending a three-way port of the extracorporeal connector 52 from the inside of the housing 10, specifically, the first through hole 1211 and the second through hole 1221 are both open-type oblong holes, and the first through hole 1211 and the second through hole 1221 both extend upward along a direction away from the bottom wall 13 and are further communicated with the outside, so that the drainage tube 51 and the three-way port can be directly placed into the first through hole 1211 and the second through hole 1221 from an opening of the oblong holes, respectively. Further, the housing 10 is rectangular, and the side wall 12 includes a first side wall 121 and a second side wall 122 disposed opposite to each other, wherein the first through hole 1211 is disposed on the first side wall 121, and the second through hole 1221 is disposed on the second side wall 122. Further, in the housing 10, the abutment wall 11 is provided in the following manner:

the first embodiment is as follows: referring to fig. 1, the abutting wall 11 is disposed in the space enclosed by the end-to-end side walls 12, and is perpendicular to the bottom wall 13, in this embodiment, the abutting walls 11 are 2, and are disposed at an interval, and the setting direction of the abutting walls 11 is parallel to the outer edge of the three-way joint, that is, the distance between the ends of the two abutting walls 11 close to the first side wall 121 is smaller than the distance between the ends close to the second side wall 122, and the two abutting walls 11 disposed opposite can abut against the outer edge of the three-way joint, so as to limit the three-way joint, and the three-way joint cannot move together with the drainage tube 51 along with the return movement of the bladder. In this embodiment, the pressure sensor 20 may be disposed on either abutting wall 11, or on both abutting walls 11, and the pressure sensor 20 is disposed on the abutting wall 11 toward the direction of the tee joint.

Example two: referring to fig. 2, the abutment wall 11 is provided on the first side wall 121 in the vicinity of the first through hole 1211, so that the pressure sensor 20 is interposed between the abutment wall 11 and the joint end surface 521, and the extracorporeal connector 52 abuts with the abutment wall 11 through the joint end surface 521, thereby restricting the return movement of the extracorporeal connector 52. Specifically, in the present invention, the shape of the abutting wall 11 is not limited, and in some embodiments, in order to ensure the stress balance between the joint end surface 521 and the abutting wall 11, it is preferable that the abutting wall 11 is an annular abutting wall, and the annular center thereof is a through hole and is communicated with the first through hole 1211, so that the joint end surface 521 can completely abut against the abutting wall 11 all around.

Example three: referring to fig. 3, in the second embodiment, the first sidewall 121 and the abutting wall 11 are integrally formed, and it can be considered that, in the present embodiment, the pressure sensor 20 is directly disposed on the first sidewall 121 and is also disposed near the first through hole 1211, so as to limit the displacement of the external connector 52 by the abutting of the first sidewall 121 and the connector end surface 521, thereby driving the urinary catheter 50 to fix the relative position of the bladder orifice.

Further, in some embodiments, the alarm device 30 is fixed on the bottom wall 13, the alarm device 30 is prior art, and specifically may include one or more of an audible alarm device, a light alarm device, and a display alarm device, and a control unit for presetting a pressure value, and when the alarm device 30 detects that the pressure value of the pressure sensor 20 exceeds a preset pressure value range, an alarm is given to remind the patient of the abnormal state of the urinary catheter 50. Further, a power supply device for supplying power to the pressure sensor 20 and the alarm device 30 is further arranged in the housing 10, and the power supply device is electrically connected with the pressure sensor 20 and the alarm device 30 respectively.

In some embodiments, referring to FIG. 4, the housing 10 may further include a top cover 14 disposed opposite to the bottom wall 13 for closing the first through hole 1211 and the second through hole 1221 of the side wall 12, so that the drainage tube 51 cannot be pulled out from the open end of the first through hole 1211, and the tee joint cannot be pulled out from the open end of the second through hole 1221. The top cover 14 is movably connected with the side wall 12, specifically, one side of the top cover 14 can be connected with the side wall 12 through a hinge 141 so as to be freely opened and closed, and further, the top cover 14 is further provided with a light-transmitting window and/or a sound-transmitting window, and after the alarm device 30 gives out an alarm, light and sound can be transmitted through the light-transmitting window or the sound-transmitting window, so that the patient can clearly perceive the alarm.

Further, in some embodiments, the housing 10 is further provided with a fixing structure 40 for fixing the catheter pulling and fixing device on the patient, and specifically, the fixing structure 40 may be a hook and loop fastener disposed on two sides of the housing 10, and the catheter pulling and fixing device together with the external connector 52 of the catheter 50 is fixed on the thigh or other parts of the patient by means of mutual fastening of the hook and loop fasteners. Further, in some embodiments, the fastening structure 40 may be a bandage or other fastening structure for fastening the catheter-pulling fixture to the inside of the thigh of the patient by cross-function fastening or other convenient and stable fastening means.

The following explains the using mode of the urethral catheter traction fixing device provided by the utility model to a certain extent:

after cystectomy, a medical worker inserts the internal part of the urinary catheter 50 into the bladder of a patient, fills the balloon 511 to clamp the urinary catheter 50 at the bladder orifice, opens the top cover 14, puts the external connector 52 into the shell 10 along the first through hole 1211 and the third through hole, slowly moves the shell 10 to drive the drainage tube 51 to move, and pulls the bladder orifice to the vicinity of the urethral orifice for suturing. After the suturing is finished, a preset alarm value is set for the alarm device 30, namely, the maximum pulling force value that the catheter 50 does not fall off the bladder and the minimum pulling force value that the bladder can be pulled to a specified position are set and recorded in the alarm device 30, then the top cover 14 is closed, and the catheter pulling and fixing device provided with the external connector 52 is fixed on the patient body, generally on the thigh of the patient, through the fixing structure 40. When a patient changes the posture and the pulling force of the drainage tube 51 on the bladder is changed, the pressure of the pressure sensor 20 can be changed along with the change of the posture of the patient, when the pressure value is lower than a preset minimum pressure value or higher than a preset maximum pressure value, the alarm device 30 gives an alarm, the patient can be reminded in a mode of giving out light, generating or directly displaying the alarm through the display screen, the posture of the patient is changed, and therefore the normal pulling effect of the catheter 50 on the bladder is recovered, the adjacent connection of the bladder and the urethra is guaranteed, and the recovery of the patient is facilitated.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A catheter pulling and fixing device is characterized by comprising a shell (10) used for accommodating an external connector (52) for fixing a catheter (50), a pressure sensor (20) and an alarm device (30) which are in communication connection, wherein at least one abutting wall (11) used for limiting the movement of the external connector (52) is arranged in the shell (10), and the pressure sensor (20) is arranged on the abutting wall (11) and faces the external connector (52).

2. A catheter pulling fixture according to claim 1, wherein said housing (10) further comprises end-to-end side walls (12), said side walls (12) being provided with a first through hole (1211) for extending said drainage tube (51) from said housing (10) and a second through hole (1221) for extending said extracorporeal connector (52) from said housing (10), respectively.

3. A catheter pulling fixture according to claim 2, wherein said abutment walls (11) are two and oppositely spaced apart in the space enclosed by said side wall (12), and the distance between the two abutment walls (11) near said first through hole (1211) is smaller than the distance between the two abutment walls near said second through hole (1221);

or, the abutting wall (11) is arranged beside the first through hole (1211) and fixedly connected with the side wall (12) or integrally arranged with the side wall (12).

4. A catheter pulling fixture according to claim 3, wherein said housing (10) further comprises a bottom wall (13) arranged perpendicular to said side wall (12), said abutment wall (11) being arranged perpendicular to said bottom wall (13).

5. A catheter pulling fixture according to claim 4, wherein the side wall (12) comprises a first side wall (121) and a second side wall (122) arranged oppositely, the first through hole (1211) is provided on the first side wall (121), the second through hole (1221) is provided on the second side wall (122), and the first through hole (1211) and the second through hole (1221) are respectively communicated with the outside in a direction away from the bottom wall (13).

6. A catheter pulling fixture according to claim 5, wherein said housing (10) further comprises a top cover (14) arranged opposite said bottom wall (13), said top cover (14) being movably connected to said side wall (12).

7. A catheter pulling fixture according to claim 6, wherein said alarm means (30) comprises at least one of an audible alarm means, a light alarm means, and a display alarm means.

8. A catheter pulling fixture according to claim 7, wherein said cover (14) is movably connected to said side wall (12) by means of a hinge (141), said cover (14) further being provided with an optically transparent window and/or an acoustically transparent window.

9. A catheter pulling fixture according to claim 1, wherein power supply means for supplying power to said pressure sensor (20) and said alarm means (30) are further provided in said housing (10), said power supply means being electrically connected to said pressure sensor (20) and said alarm means (30), respectively.

10. A catheter pulling fixture according to claim 1, wherein said housing (10) is further provided with a fixing structure (40) for fixing said catheter pulling fixture to a patient;

the fixation structure (40) is fixed to the inner thigh of the patient by a cross-function fixation.