TWM570130U - Portable catheter - Google Patents

Abstract

A portable catheter comprises a tube body, a check valve and a cover sleeve; the tube body has a head end, a tail end and a body connected between the head end and the tail end, and the end surface of the head end has a combination The trough, the outer surface of the tail end is recessed at least with a guiding hole, and the inner portion of the body portion is axially formed with a urethra connecting the coupling groove to the guiding hole, and the bottom end of the coupling groove extends inwardly. The trough is formed in the inside of the body segment to form a capsule chamber which is annular around the periphery of the transurethral to the outer surface. The axial direction of the body segment has an infusion channel connecting the accommodating groove to the capsule chamber, and the check valve is disposed in the tube body. In the accommodating groove, the check valve can reciprocate between a reversible position and a non-reverse position, the cover sleeve has a hollow sleeve body and a cover body, the hollow sleeve body has a joint end at one end, and the other end is a A cover end, the joint end of the hollow sleeve is coupled to the joint groove of the tubular body, and the cover body is detachably coupled to the cover end of the hollow sleeve to close the ureter.

Description

Portable catheter

The present invention relates to a medical device, and more particularly to a portable catheter.

The urinary catheter is a medical device for assisting urination. It is mainly used in patients who cannot urinate on their own, avoid postoperative wounds or avoid urinary tract infections.

As shown in Fig. 1, a general urinary catheter 1 is generally Y-shaped, and has a Y-shaped tubular body 2 and a check valve 3, and the head end of the Y-shaped tubular body 2 has a branching shape. The catheter head end 4 and a liquid injection head end 5, the outer side of the tail end of the Y-shaped tube body 2 has a catheterization hole 6 communicating with at least one catheter head end 4, the tail end of the Y-shaped tube body 2 There is a water bladder chamber (not shown) that communicates with the liquid injecting head end 5, and the check valve 3 is disposed in the liquid injecting head end 5. When the urinary catheter 1 is in use, the tail end of the Y-shaped tubular body 2 extends into the bladder 92 via the urethra 91 of the human body, so that the catheter-guided tip end 4 and the liquid-injecting head end 5 are left outside the human body, and then Distilled water is injected into the water chamber through the check valve 3 through a syringe, and is expanded into a water ball 7 to be fixed in the bladder 92 to prevent the catheter 1 from being released from the body, and then a urine bag. 8 is connected to the catheter head 4 to collect urine flowing from the catheter 6.

However, the structural design of such a conventional catheter 1 has many problems. One of them is that the catheter 1 must be connected to the urine storage bag 8, and the urine storage bag 8 It is exposed, so it is not only inconvenient in action, but also prone to psychological stress of sorrow and shame; the other is that the urine storage bag 8 needs to be carried in the patient's action, and the patient's urine bag is in the hospital bed. Suspended by the bed, but the change in the position of the urine bag 8 is likely to cause retrograde infection (ie, backflow of urine).

In view of this, in order to improve the prior art, the existing catheter must be connected with the urine storage bag, which causes problems such as inconvenience in movement, psychological stress, and prone to retrograde infection; therefore, the present invention provides a portable catheterization. The tube comprises: a tube body having a head end, a tail end and a body connected between the head end and the tail end, wherein the end surface of the head end is axially recessed inwardly with a coupling groove, the outer surface of the tail end The upper part of the body is axially formed with a urinary tract extending from the coupling groove to the urinary hole, and the bottom end of the coupling groove extends axially inwardly. a groove, the body portion is formed at an inner position adjacent to the tail end, and has a ring-shaped chamber surrounding the periphery of the urethra to the outer surface, the axial direction of the body having a communication groove to the capsule a check channel between the chambers; a check valve disposed in the receiving groove of the tube body, the check valve being capable of reciprocating opening and closing between a reversible position and a stop position; a cover having a cover Hollow sleeve and a cover, the One end of the empty sleeve is a joint end, and the other end is a cover end. The joint end of the hollow sleeve is coupled into the joint groove of the tube body, and the cover body is detachably coupled to the hollow body. The cover of the sleeve is closed to close the ureter.

The above-mentioned portable urinary catheter, wherein the tube system is integrally manufactured by medical grade silicone rubber, is soft and bendable, and the outer surface of the tube body is coated with a hydrogel The layer can reduce the discomfort of the patient when using it.

The portable catheter according to the above aspect, wherein the check valve is a piston type check valve.

In the above-mentioned portable urinary catheter, when the check valve is in the reversible position, the distilled water is externally passed through the check valve and enters the chamber through the infusion channel to cause the capsule to expand to form a water ball shape. And the distilled water in the chamber can flow out from the check valve to the outside through the infusion channel. When the check valve is in the check position, the distilled water in the chamber cannot flow out from the check valve to the outside to maintain the The shape of the water polo formed by the capsule chamber.

The portable catheter of the above aspect, wherein the urethra is open when the cover is separated from the hollow casing.

In the above-mentioned portable urinary catheter, the cover sleeve further has a flexible connecting member, and the flexible connecting member is connected between the hollow sleeve and the cover.

In the above-mentioned portable urinary catheter, a recessed snap ring groove is formed on the end surface of the cover end of the hollow sleeve, and a convex snap ring flange is formed on the inner end surface of the cover body. When the cover body is combined with the cover end of the hollow sleeve, the buckle ring flange is buckled into the buckle ring groove.

The portable catheter of the above type, wherein the hollow sleeve of the cover can be shortened and elongated.

In the above-mentioned portable urinary catheter, the hollow sleeve system of the cover sleeve is formed by connecting a plurality of collars which can be folded and folded to each other and elongated and extended.

When the present invention is used, the part exposed outside the human body is extremely small, and the combination and separation between the cover body of the cover sleeve and the hollow cover body can achieve the effect of preventing leakage of urine and performing urination, so that the creation is no longer It needs to be combined with the urine storage bag, so that the user can have the convenience of movement, excellent privacy, freedom, no foreign body sensation, and no psychological pressure such as embarrassment, shame, and inferiority.

"Knowledge"

1‧‧‧ catheter

2‧‧‧Y-shaped tube

3‧‧‧ check valve

4‧‧‧ catheter tip

5‧‧‧Injection tip

6‧‧‧ urinary hole

7‧‧‧Water polo

8‧‧‧ urine bag

91‧‧‧ urethra

92‧‧‧ bladder

"The first embodiment of this creation"

100‧‧‧Portable catheter

10‧‧‧ tube body

11‧‧‧ head end

12‧‧‧End

13‧‧‧ Body

14‧‧‧ Combination slot

15‧‧‧Tunal hole

16‧‧‧The urethra

17‧‧‧ accommodating slots

18‧‧‧ s room

19‧‧‧ Infusion channel

20‧‧‧ check valve

30‧‧‧ Cover

31‧‧‧ hollow casing

311‧‧‧Binding end

312‧‧‧ Covered end

313‧‧‧Snap ring groove

32‧‧‧ Cover

321‧‧‧Snap ring flange

33‧‧‧Flexible connectors

91‧‧‧ urethra

92‧‧‧ bladder

"Second embodiment of this creation"

200‧‧‧Portable catheter

40‧‧‧ tube body

50‧‧‧ check valve

60‧‧‧ cover

61‧‧‧ hollow casing

614‧‧‧ collar

62‧‧‧ cover

Fig. 1 is a schematic view showing the state of use of a conventional catheter.

Figure 2 is a perspective assembled view of the first preferred embodiment provided by the present invention.

Fig. 3 is a perspective exploded view of the embodiment shown in Fig. 2.

Fig. 4 is a sectional view showing the combination of the embodiment shown in Fig. 2.

Fig. 5 is a partially enlarged cross-sectional view showing the embodiment shown in Fig. 2.

Fig. 6 is a schematic view showing the state of use of the embodiment shown in Fig. 2.

Fig. 7 is a schematic view showing the state of use of the embodiment shown in Fig. 2.

Figure 8 is a perspective assembled view of a second preferred embodiment of the present invention.

Figure 9 is a perspective exploded view of the embodiment shown in Figure 8.

Fig. 10 is a sectional view showing the combination of the embodiment shown in Fig. 8.

Fig. 11 is a view showing the state of use of the embodiment shown in Fig. 8.

Fig. 12 is a view showing the state of use of the embodiment shown in Fig. 8.

In order for your review board to have a better understanding of the features and characteristics of this creation, the following preferred embodiments are listed below with the following description: Referring to Figures 2-7, a portable catheter 100 is provided in a first preferred embodiment of the present invention, comprising a tube body 10, a check valve 20 and a cover 30, wherein: In the second to fifth figures, the tube body 10 is integrally made of biomedical grade silicone rubber, which is soft and bendable, and the outer surface of the tube body 10 is coated with a hydrogel layer. The tube body 10 defines a head end 11 , a tail end 12 and a body 13 connected between the head end 11 and the tail end 12 . The end surface of the head end 11 is axially recessed inwardly with a coupling groove 14 . The outer surface of the end portion 12 is recessed radially inwardly with two guiding holes 15, and the inside of the body portion 13 is axially formed with a urethra 16 connecting the coupling groove 14 to the guiding hole 15, the head end 11 An accommodating groove 17 extends axially inwardly from the bottom wall of the coupling groove 14. The body portion 13 is formed at an inner position adjacent to the tail end 12, and is formed with a ring chamber which is annularly formed between the periphery of the urethra 16 and the outer surface. 18, the body 13 has an infusion channel 19 connecting the receiving groove 17 to the chamber 18 in the axial direction.

Referring to FIGS. 2-5, the check valve 20 is a piston type check valve disposed in the receiving groove 17 of the pipe body 10. The check valve 20 can be in a reversible position to a non-return position. Reciprocating opening and closing, when the check valve 20 is in the reversible position (generally pushed by the syringe to the reversible position), the distilled water is allowed to pass from the outside through the check valve 20 and then enter the bag through the infusion channel 19. In the chamber 18, the capsule chamber 18 is expanded to form a water ball shape, or the distilled water in the chamber 18 can be discharged from the check valve 20 to the outside via the infusion passage 19, and when the check valve 20 is at the stop At the time of position (the force outside the syringe disappears), the steam in the chamber 18 The distilled water cannot flow out from the check valve 20 to the outside, and the shape of the water ball formed by the chamber 18 can be maintained.

Referring to FIGS. 2-5, the cover 30 has a hollow sleeve 31, a cover 32 and a flexible connector 33. The hollow sleeve body 31 is integrally formed, and one end thereof is a joint end 311, and the other end is a cover end 312. The joint end 311 of the hollow sleeve body 31 is fixedly coupled to the joint of the tube body 10 in a fixed plugging manner. In the slot 14, the cover 32 is detachably coupled to the cover end 312 of the hollow sleeve 32, and the inside of the sleeve 31 is closed (ie, the ureter 16 is closed). The body 32 can be separated from the hollow sleeve 31 by an external force to open the inside of the hollow sleeve 31 (even if the ureter 16 is in an open state), and the flexible connector 33 is connected to the hollow sleeve 31. When the lid body 32 is separated from the hollow sleeve body 31 between the outer side surface and the outer side surface of the lid body 32, the lid body 32 can maintain a connection relationship with the hollow sleeve body 31. A recessed snap ring groove 313 is formed on the end surface of the cover end 312 of the hollow sleeve 31, and a convex snap ring flange 321 is formed on the inner end surface of the cover body 32. When the cover body 32 is combined with the cover end 312 of the hollow sleeve body 32, the buckle ring flange 321 is buckled into the buckle ring groove 313.

Therefore, the above description is a description of the components of the portable catheter 100 and the assembly method thereof provided by the first preferred embodiment of the present invention, and then the characteristics of use thereof are as follows: First, as shown in FIG. When the creation is in use, it is the tube The tail end 12 of the body 10 extends into the bladder 92 via the urethra 91 of the user (patient), exposes the cover sleeve 30 to the outside of the human body, and pushes the check valve 30 by a syringe to make the backstop The valve 30 is in a reversible position, so that distilled water in the syringe can be injected into the chamber 18 through the check valve 20 through the infusion valve 19, so that the chamber 18 expands to form a water ball shape and is fixed. In the bladder 92, to prevent self-release.

When the user does not need to urinate, the cover 32 of the cover 30 can be coupled to the hollow casing 31 (as shown in Fig. 6) to close the cover 30, thereby preventing leakage of urine.

When the user needs to urinate, the cover 32 of the cover 30 can be directly opened from the hollow sleeve 31 (as shown in FIG. 7), so that the cover 30 is opened to make the urine in the bladder 92. The liquid energy is sequentially discharged through the catheterization hole 15, the ureter 16 and the cap 30 of the tube body 10. When the urination is completed, the cover 32 of the cover 30 is re-bonded to the hollow casing 31 to prevent leakage of urine.

Therefore, since the present invention is used, the portion exposed outside the human body is extremely small, and the combination and separation between the cover 32 of the cover 30 and the hollow sleeve 31 can prevent leakage of urine and urination. efficacy. This makes the creation no longer need to be combined with the urine storage bag, but allows the user to have the convenience of movement, excellent privacy, freedom, no foreign body sensation, and no psychological, shame, inferiority, etc. The pressure is generated.

In addition, since this creation does not need to be used with a urine storage bag, it is not The urine will flow back due to the pressure difference caused by the change of the urine bag, and naturally there will be no retrograde infection.

Furthermore, since the outer surface of the tube 10 of the present invention is coated with a hydrogel layer, the friction can be reduced, and the urethra can be easily inserted into the urethra of the human body and the adhesion of proteins can be reduced to reduce the stimulation of the urethral mucosa. The patient can also reduce the friction between the tube 10 and the urethra 91 during the action, and reduce the discomfort of the patient during use.

Referring to FIGS. 8-12, a portable urinary catheter 200 according to a second preferred embodiment of the present invention includes a tubular body 40, a check valve 50 and a same as the first preferred embodiment. Cover 60, but the main difference between the two is: In the present embodiment, as shown in Figs. 8 to 10, the hollow casing 61 of the cover 60 is formed by a plurality of collars 614 which are capable of being folded together and shortened and extended to each other and elongated.

The portable catheter 200 provided in this embodiment is extremely suitable for female patients. When the female patient does not need to urinate, the cover 62 of the cover 60 can be coupled to the hollow sleeve 61 (as shown in FIG. 11), so that the cover 60 is closed, thereby preventing urine from leaking out, and The collar of the hollow casing 61 is folded and shortened to maintain the convenience of the operation and the like. When the female patient needs to urinate, the collar 614 of the hollow sleeve 62 can be pulled to expand and expand, and the cover 62 of the cover 60 is opened from the hollow sleeve 61 (Fig. 12) Show) to achieve the effect of urination. And the elongated hollow sleeve 62 can be disturbed without being changed by the posture, so as to smoothly enter the drained urine into the toilet.

Of course, the present embodiment is also applicable to the male patient. The other structures and features are the same as those of the previous embodiment. Please refer to the previous embodiment for details, and no further details are provided herein.

The above description is only for the preferred embodiment provided by the present invention, and is not intended to limit the scope of implementation of the present invention. All of the relevant artisans in the art are equally varied according to the present creation, and should belong to the present invention. The scope of coverage.

Claims (9)

A portable catheter comprises: a tube body having a head end, a tail end and a body connected between the head end and the tail end, wherein the end surface of the head end is recessed axially inwardly with a coupling groove, The outer surface of the tail end is recessed radially inwardly with at least one guiding hole, and the inner portion of the body is axially formed with a urethra connecting the coupling groove to the guiding hole, and the bottom end of the coupling groove is axially Extendingly, a receiving groove is formed in the inner position adjacent to the tail end, and a bag chamber is formed around the outer periphery of the urethra and the outer surface, and the axial direction of the body has a communication capacity. a trough to the infusion channel between the chambers; a check valve disposed in the receiving groove of the tube body, the check valve being capable of reciprocating opening and closing between a reversible position and a non-reverse position; The cover sleeve has a hollow sleeve body and a cover body, one end of the hollow sleeve body is a joint end, and the other end is a cover end, and the joint end of the hollow sleeve body is coupled into the joint groove of the tube body, The cover body is detachably coupled to the cover end of the hollow sleeve , Urethra to close the output. The portable urinary catheter according to claim 1, wherein the tube system is integrally made of medical grade silicone rubber, which is soft and bendable, and the outer surface of the tube body is coated with a hydrogel layer. The portable urinary catheter according to claim 1, wherein the check valve is a piston type check valve. The portable urinary catheter according to claim 1, wherein when the check valve is in the reversible position, the distilled water is externally passed through the check valve and then enters the chamber through the infusion channel to cause the capsule The chamber expands to form a water ball shape, and the distilled water in the chamber can flow out from the check valve to the outside through the infusion channel. When the check valve is in the check position, the distilled water in the chamber cannot be from the check valve. It flows out to the outside in order to maintain the shape of the water ball formed by the chamber. The portable urinary catheter according to claim 1, wherein the urethra is open when the cover is separated from the hollow casing. The portable urinary catheter according to claim 1, wherein the cover sleeve further has a flexible connecting member connected between the hollow sleeve and the cover. The portable urinary catheter according to claim 1, wherein a recessed snap ring groove is formed on an end surface of the cover end of the hollow sleeve, and a convex surface is formed on an inner end surface of the cover body. The buckle ring flange is buckled into the buckle ring groove by the buckle ring flange when the cover body is combined with the cover end of the hollow sleeve body. The portable catheter according to claim 1, wherein the hollow sleeve of the cover can be shortened and elongated. The portable urinary catheter according to claim 8, wherein the hollow sleeve system of the cover sleeve is formed by a plurality of loops which can be folded together and shortened and extended to each other and elongated.