CN109010951B

CN109010951B - Catheter

Info

Publication number: CN109010951B
Application number: CN201810972189.9A
Authority: CN
Inventors: 潘雨萍
Original assignee: Huzhou Maternity and Child Care Hospital
Current assignee: Huzhou Maternity and Child Care Hospital
Priority date: 2018-08-24
Filing date: 2018-08-24
Publication date: 2021-10-19
Anticipated expiration: 2038-08-24
Also published as: CN109010951A

Abstract

The invention discloses a catheterization method, which comprises the steps of inserting an inlet body section of a catheter into a urethra, covering a glans penis by using a glans penis cover, stroking a membrane sleeve to the bottom of a penis along the glans penis cover, and starting catheterization. The invention is suitable for male patients, effectively reduces or avoids the movement of the tube body in the body of the patient after the tube is inserted, is convenient for the insertion and cleaning work of medical personnel, and finally relieves the pain of the patient.

Description

Catheter

Technical Field

The invention relates to the field of medical treatment, and particularly provides a catheterization method.

Background

The catheters applied clinically at present mainly comprise catheters without air bags and catheters with air bag fixing devices. The catheter without the air bag has no internal fixing device, the position of the vulva and the external genitalia of a patient needs to be fixed by sticking a rubber plaster when in use, the fixation is inconvenient, the fixation is not firm, the slippage is easy, the urethra is easy to be stimulated or even damaged, and the intubation is repeated, so that more pain is brought to the patient. The catheter with balloon fixing device is fixed in the bladder by the balloon, so that the catheter is not easy to slip off from the urethra, for example, the catheter with balloon disclosed in the patent with the application number of CN 201320250517.7. Although the catheter with the air bag solves the problem that the catheter without the air bag is not easy to fix and slip, the air bag is easy to rub and stimulate the bladder and even damage the bladder wall due to the shaking of the catheter, so that the pain of a patient is increased.

Disclosure of Invention

Technical purpose

In order to solve the problems, the invention provides a urethral catheterization method which is suitable for men and has little pain.

(II) technical scheme

The technical purpose of the invention is realized by the following technical scheme:

a catheterization method comprises inserting the body section of a catheter into urethra, covering glans with glans cover, stroking the membrane cover to the bottom of penis along the glans cover, and beginning catheterization.

Preferably, the adopted catheter comprises a catheter body and a penis sleeve coaxially sleeved on the catheter body, wherein the catheter body comprises an inlet body section for being inserted into a urethra, a drainage section which is remained on the body surface and is used for connecting the assembly, and a sleeving section which is positioned between the inlet body section and the drainage section and is used for sleeving the penis sleeve; the penis sleeve comprises a sleeve-arranging section and a glans penis cover, wherein the sleeve-arranging section is used for wrapping the penis, and the sleeve-arranging section is used for covering the glans penis cover.

As preferred, the membrane cover include with the flexible membrane that the section is connected is established to the cover, with flexible membrane connection is used for wrapping up in the membrane of penis, it includes inner layer membrane, outer layer membrane and connection to wrap up in the membrane inner layer membrane and outer layer membrane and be the muscle area that the honeycomb net distributes, the muscle area is provided with the air vent.

Preferably, the sleeving section comprises an adjusting section for adjusting the glans penis cover up and down, the outer wall of the adjusting section is provided with threads, and the glans penis cover comprises an adjusting sleeve which is sleeved on the adjusting section and is in threaded connection with the adjusting section and can be adjusted up and down, and an umbrella-shaped cover body which is arranged on the inner end side of the adjusting sleeve.

Preferably, at least one convex ring protruding inwards is arranged on one side of the inner end of the cover body.

Preferably, the sleeving section further comprises a receiving section, and the receiving section is fixedly sleeved with a tapered sleeve.

Preferably, the sleeving section further comprises a cleaning section, a liquid inlet cavity communicated with the cleaning section and a liquid outlet cavity communicated with the cleaning section are arranged in the pipe walls of the drainage section and the sleeving section, the liquid inlet cavity and the liquid outlet cavity are not communicated in the pipe walls, and a first through hole communicated with the liquid inlet cavity and the cleaning section and a second through hole communicated with the liquid outlet cavity and the cleaning section are arranged in the pipe walls of the cleaning section.

Preferably, a supporting sleeve is fixedly sleeved at the tail end of one side of the inner end of the cleaning section.

Preferably, the cover body comprises a shaped body connected with the adjusting sleeve, and a casing body connected with the shaped body and used for covering the glans penis, wherein the casing body comprises a deformation part used for contacting with a body and a shaped part positioned outside the deformation part.

Preferably, the shaping body is a colloidal silica body with the hardness of 18-26 degrees, the latex or the colloidal silica body with the hardness of 2-8 degrees is arranged at the deformation part, and the shaping part is a colloidal silica body with the hardness of 12-16 degrees.

(III) advantageous effects

The invention is suitable for male patients, effectively reduces or avoids the movement of the tube body in the body of the patient after the tube is inserted, is convenient for the insertion and cleaning work of medical personnel, and finally relieves the pain of the patient.

Drawings

The invention is described in further detail below with reference to the following figures and embodiments:

FIG. 1 is a schematic view of a catheter according to the present invention;

FIG. 2 is a cross-sectional view of a cleaning section of the present invention;

FIG. 3 is a plan view of a film wrap of the present invention;

FIG. 4 is a cross-sectional view of a wrap of the present invention;

FIG. 5 is a cross-sectional view of the present invention in an inflated, expanded condition;

FIG. 6 is an enlarged view of the inclusion region of the present invention;

FIG. 7 is an enlarged view of the receiving section of the present invention;

FIG. 8 is a flow chart of the operation of the present invention.

In the figure: 1-tube body, 11-body segment, 12-drainage segment, 13-sheathing segment, 131-adjusting segment, 132-containing segment, 133-cleaning segment, 1331-liquid inlet cavity, 1332-liquid outlet cavity, 1333-first through hole, 1334-second through hole, 2-penis sheath, 21-membrane sheath, 211 flexible membrane, 212 wrapping membrane, 2121 inner membrane, 2122-outer membrane, 2123-tendon, 21231-vent, 2124-honeycomb cavity, 22-penis cap sheath, 221-adjusting sleeve, 222-cap body, 2221-fixed body, 2222-wrapped body, 22221-deformation portion, 22222-fixed portion, 223-conical sleeve, 224-convex ring, 3-urethral opening cavity, 4-supporting sleeve, 5-penis, 51-glans penis, 52-penis body, 6-containing area.

Detailed Description

As shown in fig. 1-8

A catheterization method comprises inserting an inlet body segment 11 of a catheter into a urethra, covering the glans with a glans cover 22, stroking a membrane sleeve 21 to the bottom of a penis 5 along the glans cover 22, and beginning catheterization. Further, the body section 11 is inserted into the urethra, the position of the glans penis cover 22 is adjusted to cover the glans penis, the membrane sleeve 21 is stroked to the bottom of the penis 5 along the glans penis cover 22, the tightness of the membrane sleeve 21 for wrapping the penis 5 is adjusted through the inflation and deflation of the inflation opening, and the catheterization is started; when cleaning the urethral orifice, medicaments such as physiological saline and the like are injected into the urethral orifice cavity 3 through the liquid inlet cavity 1331, and then the injected medicaments and secretion are extracted from the urethral orifice cavity 3 through the liquid outlet cavity 1332.

Further, the adopted catheter comprises a catheter body 1 and a penis sleeve 2 coaxially sleeved on the catheter body 1, wherein the catheter body 1 comprises an inlet body section 11 used for being inserted into a urethra, a drainage section 12 which is reserved on the body surface and is used for connecting components such as a urine bag and the like, and a sleeving section 13 which is positioned between the inlet body section 11 and the drainage section 12 and is used for sleeving the penis sleeve 2; the penis sleeve 2 comprises a sleeve, a membrane sleeve 21 and a glans penis cover 22, wherein the sleeve is arranged on the sleeve setting section 13 and used for wrapping the penis 5, the sleeve is arranged on the sleeve setting section 13 and used for covering the glans penis 51, one end direction of the tube body 1 inserted into a human body in a use state is defined as an inner end, one end direction towards the outside of the human body is defined as an outer end, the connecting portion of the membrane sleeve 21 and the sleeve setting section 13 is closer to the outer end than the connecting portion of the glans penis cover 22 and the sleeve setting section 13, and the connecting portion of the membrane sleeve 21 and the sleeve setting section 13 is a boundary line of the drainage section 12 and the sleeve setting section 13. The tube body 1 and the condom 2 are preferably made of medical polymer materials such as silica gel and latex. After the catheter is inserted into the urethra, the glans penis cover 22 is covered on the glans penis 51, and the membrane sleeve 21 is stroked and sleeved to the bottom of the penis 5 along the glans penis cover 22. At this moment, the glans penis cover 22 and the penis 5 are wrapped together by the membrane sleeve 21, so that the glans penis cover 22, the tube body 1 and the penis 5 form an inner tower-shaped structure and have good stability, meanwhile, the membrane sleeve 21, the tube body 1 and the penis 5 form an outer tower-shaped structure, and the inner tower-shaped and outer tower-shaped stable structures greatly reduce the displacement of the tube body 1 in the urethra and the bladder, so that the stimulation or damage of the catheter to the urethra and the bladder is greatly reduced, and the pain of a patient is relieved.

Further, the film sleeve 21 comprises a telescopic film 211 connected with the sleeve section 13, and a wrapping film 212 connected with the telescopic film 211 and used for wrapping the penis 5, wherein the wrapping film 212 comprises an inner film 2121, an outer film 2122, and a tendon 2123 which connects the inner film 2121 and the outer film 2122 and is distributed in a honeycomb network, and the tendon 2123 is provided with a vent 21231. The stretchable membrane 211 enables the membrane cover 21 to have axial stretchability in the use process, in the embodiment, the stretchable membrane 211 is made of latex materials, the width after being unfolded is 5mm, and the width can be stretched to be more than 4 times in the use process. The ribs 2123 are arranged in a honeycomb network such that the inner film 2121 and the outer film 2122 are separated into a plurality of honeycomb cavities 2124, and the vent holes 21231 communicate with the adjacent honeycomb cavities 2124. The outer film 2122 is provided with an inflation inlet, and after the film sleeve 21 is sleeved on the penis 5, a user can adjust the tightness of the film sleeve 21 for wrapping the penis 5 through inflation and deflation of the inflation inlet, so that the firmness is increased. Further, the inner film 2121 is a latex film having a hardness of less than 3 degrees, and the outer film 2122 is a latex film having a hardness of 5 to 7 degrees; the inner film 2121 made of latex has stronger fitting property with the penis 5, and when the honeycomb cavity 2124 is inflated, the swelling degree of the inner film 2121 is larger, so that the penis 5 is better wrapped and comfortable; meanwhile, the inner film 2121 keeps good adhesion with the glans penis cover 22, and the swelling of the inner film 2121 presses the glans penis cover 22 to make the glans penis cover 22 cover the glans penis 51 more firmly.

Further, the sleeving section 13 includes an adjusting section 131 for adjusting the balanus cover 22 up and down, the outer wall of the adjusting section 131 is provided with threads, and the balanus cover 22 includes an adjusting sleeve 221 sleeved on the adjusting section 131 and connected with the adjusting section 131 through threads, the adjusting sleeve 221 being adjustable up and down, and an umbrella-shaped cover body 222 arranged on the inner end side of the adjusting sleeve 221. The male patient generally needs to insert the catheter into the urethra for 7-10cm, and the adjusting sleeve 221 is connected with the adjusting section 131 through the screw thread, and the adjusting sleeve 221 can be rotated to enable the cover body 222 to better cover the glans 51.

Further, at least one convex ring 224 protruding inwards is arranged on one side of the inner end of the cover body 222. Compared with the penis body 52, the diameter of the glans penis 51 at the connection part of the glans penis body 52 is larger, when the cover body 222 is tightly wrapped by the membrane sleeve 21 to be wrapped on the glans penis 51, the convex ring 224 forms a limiting effect at the connection part of the glans penis 51 and the penis body 52, and the stability of the cover body 222 covering the glans penis 51 is further improved.

Further, the sleeve setting section 13 further includes a receiving section 132, and for the adjusting section 131, the receiving section 132 is located at one side of the outer end of the sleeve setting section 13, and the receiving section 132 is fixedly sleeved with a tapered sleeve 223. The diameter of the tapered sleeve 223 on the outside end side < the diameter on the inside end side, and before the catheter is used unopened, the film cover 21 is rolled up and stored in the tapered outer wall of the tapered sleeve 223 and sealed with a plastic film or the like to form the storage area 6. When the catheter is used, the medical staff completes intubation in advance, and tears the packaging material for packaging the film sleeve 21 after the glans penis cover 22 covers the glans penis 51, and strokes the film sleeve 21 to the bottom of the penis 5. This avoids the membrane sleeve 21 not being received from interfering with the operation of the medical personnel for intubation and the operation of covering the glans penis cap 22 over the glans penis 51. The tapered sleeve 223 also has a limiting function to prevent over-adjustment of the adjustment sleeve 221.

Further, the sheathing section 13 further comprises a cleaning section 133, relative to the adjusting section 131, the cleaning section 133 is located at one side of the inner end of the sheathing section 13, a liquid inlet cavity 1331 communicated with the cleaning section 133 and a liquid outlet cavity 1332 communicated with the cleaning section 133 are arranged in the tube walls of the drainage section 12 and the sheathing section 13, the liquid inlet cavity 1331 and the liquid outlet cavity 1332 are not communicated in the tube walls, and a first through hole 1333 and a second through hole 1334 are arranged in the tube walls of the cleaning section 133 and are communicated with the liquid inlet cavity 1331 and the cleaning section 133, respectively. The cleaning section 133, the cover 222 and the glans 51 form a urethral orifice cavity 3, and the through hole is arranged to communicate the liquid inlet cavity 1331 with the urethral orifice cavity 3 and communicate the liquid outlet cavity 1332 with the urethral orifice cavity 3. The urethral catheter is inserted into the urethra, the urethral orifice usually produces secretion, if the secretion of the urethral orifice is cleaned by detaching the condom 2, the catheter body 1 inserted into the urethra is easy to disturb, and the patient is easy to be uncomfortable. Through the arrangement of the liquid inlet cavity 1331, the liquid outlet cavity 1332 and the cleaning section 133, medical workers can inject medicaments such as physiological saline into the urethral orifice cavity 3 through the liquid inlet cavity 1331 and then extract the injected medicaments and secretion from the urethral orifice cavity 3 through the liquid outlet cavity 1332, so that the aim of painless cleaning is fulfilled.

Further, a supporting sleeve 4 is fixedly sleeved at the tail end of one side of the inner end of the cleaning section 133. In the process of cleaning the urethral orifice, when the medicament and the secretion in the urethral orifice cavity 3 are extracted, the support sleeve 4 prevents the cover 222 positioned in the urethral orifice cavity 3 area from excessively contracting due to negative pressure and the like. Meanwhile, since the support sleeve 4 is located at the boundary of the washing section 133 and the inlet section 11, the support sleeve 4 may help medical personnel to avoid inserting the sheathed section 13 into the urethra.

Further, the cover 222 includes an shaped body 2221 connected to the adjusting sleeve 221, a casing 2222 connected to the shaped body 2221 for covering the glans penis 51, the casing 2222 includes a deformation portion 22221 for contacting with the body, and a shaped portion 22222 located outside the deformation portion 22221. The shape-fixed body 2221 is made of silica gel or rubber with relatively high hardness, the width of the shape-fixed body 2221 after being unfolded is preferably 8mm-14mm, and the shape-fixed body 2221 can keep the urethral orifice cavity 3 more stable when in use. The width of the fixing body 2221 is set to 12mm in this embodiment. The deformation portion 22221 is made of latex or silica gel with relatively low hardness, so that the wrapping performance of the glans penis 51 is improved, and the comfort is improved. The shaped portion 22222 is made of a silicone or rubber material having a higher hardness than the deformed portion 22221, thereby enhancing the stability of the inner tower structure.

Further, the fixed portion 2221 is a colloidal silica having a hardness of 18 to 26 degrees, the deformed portion 22221 is made of latex or colloidal silica having a hardness of 2 to 8 degrees, and the fixed portion 22222 is a colloidal silica having a hardness of 12 to 16 degrees.

Claims

1. A catheter is characterized by comprising a catheter body (1) and a penis sleeve (2) coaxially sleeved on the catheter body (1), wherein the catheter body (1) comprises an inlet section (11) for being inserted into a urethra, a drainage section (12) which is remained on the body surface and is used for connecting a component, and a sleeving section (13) which is positioned between the inlet section (11) and the drainage section (12) and is used for sleeving the penis sleeve (2); the penis sleeve (2) comprises a membrane sleeve (21) which is sleeved on the sleeving section (13) and is used for wrapping the penis (5), and a glans penis cover (22) which is sleeved on the sleeving section (13) and is used for covering the glans penis (51); firstly, inserting an inlet body section (11) of the catheter into a urethra, covering a glans penis by using a glans penis cover (22), stroking a membrane sleeve (21) to the bottom of a penis (5) along the glans penis cover (22) and beginning catheterization;

the film sleeve (21) comprises a telescopic film (211) connected with the sleeve section (13) and a wrapping film (212) connected with the telescopic film (211) and used for wrapping the penis (5), the wrapping film (212) comprises an inner layer film (2121), an outer layer film (2122) and a rib band (2123) which is connected with the inner layer film (2121) and the outer layer film (2122) and distributed in a honeycomb network, and the rib band (2123) is provided with vent holes (21231); the sleeving section (13) comprises an adjusting section (131) for adjusting the tortoise cover (22) up and down, the outer wall of the adjusting section (131) is provided with threads, the tortoise cover (22) comprises an adjusting sleeve (221) sleeved on the adjusting section (131) and connected with the adjusting section (131) in a threaded manner and capable of being adjusted up and down, and an umbrella-shaped cover body (222) arranged at the inner end side of the adjusting sleeve (221); at least one convex ring (224) protruding inwards is arranged on one side of the inner end of the cover body (222); the sleeve setting section (13) further comprises a storage section (132), and a conical sleeve (223) is fixedly sleeved on the storage section (132).

2. A catheter according to claim 1, wherein the sheath section (13) further comprises a cleaning section (133), a fluid inlet chamber (1331) connected to the cleaning section (133) and a fluid outlet chamber (1332) connected to the cleaning section (133) are provided in the wall of the drainage section (12) and the sheath section (13), the fluid inlet chamber (1331) and the fluid outlet chamber (1332) are not communicated in the wall of the wall, and the wall of the cleaning section (133) is provided with a first through hole (1333) communicating the fluid inlet chamber (1331) and the exterior of the cleaning section (133) and a second through hole (1334) communicating the fluid outlet chamber (1332) and the exterior of the cleaning section (133).

3. A catheter according to claim 2, characterized in that the end of the cleaning section (133) on the side of the inner end of the body is provided with a support sleeve (4).

4. A catheter according to claim 2, wherein the cover (222) comprises a fixed body (2221) connected to the adjustment sleeve (221), a casing (2222) connected to the fixed body (2221) for covering the glans penis (51), the casing (2222) comprising a deformation portion (22221) for contacting the body, a shaped portion (22222) outside the deformation portion (22221).

5. A catheter as claimed in claim 4, wherein the shape-defining part (2221) is a silicone body with a hardness of 18-26 degrees, the shape-defining part (22221) is a latex or silicone body with a hardness of 2-8 degrees, and the shape-defining part (22222) is a silicone body with a hardness of 12-16 degrees.