CN213465048U - Device for injecting urethral contrast medium for male patient - Google Patents

Abstract

The utility model discloses a device for injecting urethra contrast medium for male patients, which comprises a liquid storage bag and an extension tube; the liquid storage bag consists of an expansion part and a delivery pipe which are communicated with each other, the expansion part is a spherical body with an opening and is used for storing the contrast agent, the delivery pipe is a tubular body with two open ends, the two ends of the delivery pipe are respectively provided with an inlet and an outlet, the inlet is communicated with the opening of the expansion part, and the expansion part is used for extruding the contrast agent in the expansion part to be sprayed out of the expansion part through external force; the extending pipe is a tubular body with two open ends, one end of the extending pipe is used for being matched with the guide outlet to communicate the guide pipe and the extending pipe, the other end of the extending pipe is used for extending into the male anterior urethra, and the contrast of the contrast in the large part is guided into the male anterior urethra; the utility model discloses the structure inspection, the operation of being convenient for, the patient can operate by oneself after connecting, need not the doctor and assists, avoids X line radiation medical personnel.

Description

Device for injecting urethral contrast medium for male patient

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the field of medical equipment, especially, relate to a device that is used for injecting urethra radiography contrast medium for male sex patient.

[ background of the invention ]

Urethral stricture is a common disease of a urinary system, is mostly seen in males, and clinically, congenital urethral stricture such as congenital hypospadias and urethral valves is common, inflammatory urethral stricture caused by repeated urinary infection, pelvic fracture urethral injury caused by external injuries such as car accidents, urethral injury caused by straddle injury and the like, and diagnosis of urethral stricture after urethral injury requires urethral angiography examination to clarify information such as a stricture position, a stricture length, a stricture degree and the like.

Urethrography is a special imaging examination, the most important method for diagnosing urethral diseases, and is divided into antegrade urethrography and retrograde urethrography.

The antegrade urethrography needs to perform cystostomy on the pubis of a patient before examination, a catheter is kept in the bladder, a contrast agent is injected into the bladder of the patient, and then the pathological changes of the bladder and the prostatic urethra of the patient are developed under X-rays; sometimes, the patient needs to do urination action under X-ray fluoroscopy to display the urethral stricture condition of the patient, but the examination method often cannot clearly display the detailed information of the urethral stricture, mainly because the urination pressure is too small to expand the urethra or the urethra is completely blocked and cannot discharge contrast media into the anterior urethra, and at the moment, retrograde urethrography examination is needed to clarify the anterior urethral stricture condition.

The retrograde urethrography is that under X-ray fluoroscopy, an examining doctor needs to manually inject a urethrography contrast agent into a urethra through an external urethral orifice and maintain a certain pressure to fill the whole urethra, the examining doctor needs to manually inject the contrast agent around a patient in the whole process, the doctor needs to operate in an X-ray radiation environment, the operation needs professional operation experience as a premise, and the patient cannot finish the operation by himself, so that the examination exposes the body of the examining doctor in the X-ray radiation environment, and the long-term exposure in the X-ray radiation environment causes great damage to the health of medical staff.

[ Utility model ] content

The utility model aims at providing a device for being male sex patient injection urethrography contrast-medium, the patient can be operated by oneself when carrying out retrograde urethrography, avoids X line radiation medical personnel.

The utility model adopts the following technical scheme: an apparatus for injecting a male patient with a urethrographic contrast agent comprising a reservoir and an access tube;

the liquid storage bag consists of an expansion part and a delivery pipe which are communicated with each other, the expansion part is a spherical body with an opening and is used for storing the contrast agent, the delivery pipe is a tubular body with two open ends, the two ends of the delivery pipe are respectively provided with an inlet and an outlet, the inlet is communicated with the opening of the expansion part, and the expansion part is used for extruding the contrast agent in the expansion part to be sprayed out of the expansion part through external force;

the extending pipe is a tubular body with two open ends, one end of the extending pipe is used for being matched with the guide outlet to communicate the guide pipe and the extending pipe, the other end of the extending pipe is used for extending into the male anterior urethra, and the radiography in the swelling part is guided into the male anterior urethra in a contrast mode.

Furthermore, the periphery of the expansion part is sleeved with an inflatable bag, the inflatable bag is a spherical body with an opening, the opening of the inflatable bag corresponds to the opening of the expansion part, the edge of the opening of the inflatable bag is mutually bonded with the edge of the opening of the expansion part, the inflatable bag is connected with an inflating device through an inflating pipe, the inflatable bag is used for inflating the inflatable bag through the inflating device, gas is forced to enter the inflatable bag to generate pressure on the outer wall of the expansion part, the contrast medium in the expansion part is pressed into the delivery pipe, and then the contrast medium is guided into the male anterior urethra through the extension pipe.

Furthermore, the outer wall of the other end of the extension tube is provided with a solid bulge, and the solid bulge is used for being clamped in the male anterior urethra to avoid the extension tube from falling off from the urethra.

Furthermore, a hollow bulge is arranged on the outer wall of the other end of the extension tube, the hollow bulge is connected with a catheter communicated with the hollow bulge, the catheter is used for extending into the anterior urethra along with the extension tube and is also used for inflating the hollow bulge through the catheter, so that the hollow bulge is expanded and clamped in the anterior urethra of the male, and the extension tube is prevented from falling off from the urethra.

The device further comprises a sealing sleeve, wherein the sealing sleeve is sleeved on the periphery of the extending pipe and the catheter, the sealing sleeve is a rubber sleeve with openings at two ends, one end of the rubber sleeve is fixed at one end of the extending pipe, the other end of the rubber sleeve is sleeved on the male penis when in use, and the sealing sleeve is used for fixing the whole device on the male penis.

Furthermore, a tightening ring is arranged on the position, corresponding to the coronary sulcus of the male penis, of the sealing sleeve and used for tightening the sealing sleeve, so that the sealing sleeve is prevented from being separated from the male penis.

Further, the delivery port of the delivery tube is provided with an internal thread, one end of the extension tube is provided with an external thread, and the internal thread and the external thread are used for being matched with each other to connect the extension tube and the delivery tube with each other.

Furthermore, the swelling part is also provided with a liquid inlet which is used for connecting a contrast medium pipe, and the contrast medium pipe is used for driving a contrast medium into the swelling part through the contrast medium pipe.

Furthermore, the length of the inflation tube is more than 1 meter, and the inflation device is placed at the head position of the lying patient.

Further, the other end of the extension tube is tapered.

The utility model has the advantages that: the utility model has the advantages that the structure examination is convenient to operate, the patient can operate by himself after the connection is finished, the assistance of a doctor is not needed, and the X-ray radiation to medical staff is avoided; the falling off is effectively avoided by arranging the hollow bulge or the solid bulge; the contrast agent is prevented from leaking by arranging the sealing sleeve, interference caused by the leakage of the contrast agent is avoided, and a contrast image is clearer.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of the present invention.

Wherein: 1. a reservoir; 2. a swelling part; 3. a delivery pipe; 4. an inlet port; 5. a lead-out port; 6. an air bag; 7. inflating a gas pipe; 8. a hollow bulge; 9. a conduit; 10. sealing sleeves; 11. a liquid inlet; 12. a contrast agent tube; 13. and extending into the tube.

[ detailed description ] embodiments

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model discloses a device for injecting urethra contrast medium for male patients, which comprises a liquid storage bag 1 and an extension tube 13, as shown in figure 1; the liquid storage bag 1 and the extension pipe 13 can be separated from each other or integrally connected with each other, and are selected according to requirements, the liquid storage bag 1 consists of an expansion part 2 and a delivery pipe 3 which are communicated with each other, the expansion part 2 is a spherical body with an opening, the expansion part 2 is used for storing contrast media, the delivery pipe 3 is a slender tubular body with two open ends, the two ends of the delivery pipe 3 are respectively an inlet 4 and an outlet 5, the inlet 4 of the delivery pipe 3 is communicated with the opening of the expansion part 2, and the expansion part 2 is used for enabling the contrast media in the expansion part to be sprayed out of the expansion part 2 through external force extrusion; the extending tube 13 is a slender tube body with two open ends, one end of the extending tube 13 is used for being matched with the outlet 5 to communicate the leading-out tube 3 and the extending tube 13, and the other end is used for extending into the anterior urethra of the male to guide the contrast medium in the dilatant part 2 into the anterior urethra of the male. The delivery port 5 of delivery tube 3 is provided with the internal thread, and the one end that stretches into pipe 13 is provided with the external screw thread, and internal thread and external screw thread are used for mutually supporting will stretch into pipe 13 and delivery tube 3 interconnect and intercommunication.

The enlarged part 2 is made of a flexible material, because the contrast medium in the enlarged part 2 is required to enter the delivery tube 3 by pressing the outer wall of the enlarged part 2 and then enter the anterior urethra of the male through the insertion tube 13, and if the material of the enlarged part 2 is made of a hard material, the contrast medium cannot be injected into the anterior urethra of the male.

The utility model discloses separately set up reservoir 1 and stretch into pipe 13, be the principle that utilizes the auricle, if with reservoir 1 with stretch into pipe 13 and also can realize as an organic whole the utility model discloses an effect, but set up integrative, just need expand portion 2 earlier through the extrusion and utilize to stretch into pipe 13 and inhale the contrast medium, then will stretch into pipe 13 and stretch into the male sex before the urethra in, can have the defect like this, for example the volume of contrast medium is not good to the accuse, need artificially extrude a series of problems such as reservoir 1, consequently it is comparatively convenient with reservoir 1 with stretch into pipe 13 separately, good control, easy operation.

Because need carry out the x-ray radiography to the patient when urethrography, if the operator is in patient's side always, for the patient extrudees reservoir 1, just produce the radiation to the operator easily, long-term radiation must produce the influence to operator's health, if give the patient with the task of extrusion contrast medium, and the time that every patient receives the illumination is shorter, is difficult to produce the radiation, also is difficult to produce the influence to its health, just so greatly reduced exposes to operator's occupation, consequently the utility model discloses a set up gas-filled bag 6, inflate pipe 7 and inflate the device, perfect solution this problem.

Therefore, the periphery of the expansion part 2 is sleeved with the inflatable bag 6, the inflatable bag 6 is a spherical body with an opening, the opening of the inflatable bag 6 corresponds to the opening of the expansion part 2, the edge of the opening of the inflatable bag 6 is bonded with the edge of the opening of the expansion part 2, the inflatable bag 6 is connected with an inflating device through an inflating pipe 7, the inflatable bag 6 is used for inflating the inflatable bag through the inflating device, gas is forced to enter the inflatable bag 6 to generate pressure on the outer wall of the expansion part 2, and the contrast agent in the expansion part 2 is pressed into the delivery pipe 3 and then is introduced into the anterior urethra of the male through the extension pipe 13.

Because the patient need lie flat when the radiography, so have certain restriction to the length of inflating pipe 7, need the patient when lying flat, the device of inflating just is located the easy position that reaches of patient's hand, consequently is greater than 1 meter with the length setting of inflating pipe 7, and the device of inflating is placed in the head position of patient's back of lying flat, makes things convenient for the patient to operate like this.

In the process of radiography, the extension tube 13 is inserted into the male anterior urethra, but the extension tube 13 is easy to fall off, so that a solid bulge is arranged on the outer wall of the other end of the extension tube 13 and used for being clamped in the male anterior urethra to prevent the extension tube 13 from falling off from the urethra. The extension tube 13 can be clamped on the inner wall of the male anterior urethra by arranging the solid bulges, so that the extension tube 13 is prevented from falling off.

Although the solid protrusion can be well clamped in the anterior urethra of a male, the protrusion of the insertion tube 13 can generate great stimulation and even trauma, and the urethra of a patient to be subjected to radiography is relatively narrow, so that the defect of the solid protrusion exists, and the defect can be well solved by the hollow protrusion 8.

Therefore, the outer wall of the other end of the extending pipe 13 is provided with the hollow bulge 8, the hollow bulge 8 is connected with the catheter 9 communicated with the hollow bulge 8, the catheter 9 is used for extending into the anterior urethra together with the extending pipe 13 and is also used for inflating the hollow bulge 8 through the catheter 9, so that the hollow bulge 8 is expanded and clamped in the anterior urethra of the male, and the extending pipe 13 is prevented from falling off from the urethra. Through setting up hollow protrusion 8, can guarantee that the in-process of urethra before inserting into pipe 13 is minimum to patient's damage, when stretching into promptly, hollow protrusion 8 is not protruding, do not aerify, and when needs utilize hollow protrusion 8 to carry on spacingly, aerify to hollow protrusion 8, make it protruding, reach spacing effect, through being connected the back with pipe 9 and the device of inflating, aerify in to hollow protrusion 8 through the device of inflating, can make hollow protrusion 8 swell, make hollow protrusion 8 play with solid protruding the same effect, the card is on male sex's anterior urethra inner wall promptly, avoid stretching into pipe 13 and drop.

Although the extending pipe 13 and the whole device are fixed by arranging the solid bulge or the hollow bulge 8, under the condition that a patient lies, the extending pipe 13 is connected with the liquid storage bag 1 and the inflatable bag 6, the liquid storage bag 1 is inevitably made to fall off and pull the extending pipe 13 and even the whole device falls off, therefore, a sealing sleeve 10 is arranged on the peripheries of the extending pipe 13 and the catheter 9, namely the sealing sleeve 10 is sleeved on the peripheries of the extending pipe 13 and the catheter 9, the sealing sleeve 10 is a rubber sleeve with openings at two ends, one end of the rubber sleeve is fixed at one end of the extending pipe 13, the other end of the rubber sleeve is sleeved on a male penis when in use, namely the sealing sleeve 10 is provided with two openings, one opening is tightly sleeved outside the extending pipe 13 and the catheter 9, the other opening is sleeved inwards along the outer edge of the male glans, and the whole device is fixed on the male penis to avoid falling off like the function.

The position of the sealing sleeve 10 corresponding to the coronary sulcus of the male penis is provided with a tightening ring which is used for tightening the sealing sleeve 10 to prevent the sealing sleeve 10 from being separated from the male penis, and the tightening ring is similar to a rubber band and can tighten the sealing sleeve 10 to prevent the sealing sleeve from falling off.

The swelling part 2 is also provided with a liquid inlet 11, the liquid inlet 11 is used for connecting a contrast medium pipe 12, and the contrast medium pipe 12 is used for injecting contrast medium into the swelling part 2 through the contrast medium pipe. Because stock solution bag 1 and stretch into pipe 13 and separately set up, consequently the utility model discloses can arrange this device earlier, then through inlet 11 to the stock solution bag 1 in the contrast medium of contrast of beating into to can quantify the volume of contrast medium, avoid with stock solution bag 1 with stretch into pipe 13 after an organic whole sets up, in case the contrast medium is not enough, still need extract again the problem of replenishing the contrast medium again.

Because the other end of the extension tube 13 needs to be inserted into the anterior urethra of a male, the other end of the extension tube 13 is tapered, so that the extension tube 13 can be conveniently inserted, discomfort of a patient is reduced, and the trauma to the patient can be reduced if the patient with a particularly narrow urethra is met.

The utility model discloses also solved the problem that this device is difficult to fix and contrast medium leaks on male sex's penis, mainly play a role through the two parts of this device:

a. the hollow bulge 8 part of the device is a small air bag which is in a hollow state before being inserted into the urethra and can be easily inserted into the urethra, 2mL of air is injected into the air bag after the air bag is inserted into the urethra to a sufficient depth, the air bag becomes spherical after being filled to fill up the lumen of the urethra, and then the air bag is fixed above the air bag through an external tightening ring;

b. the working principle of the sealing sleeve 10 of the device is similar to that of a male condom and the sealing sleeve is tightly sleeved outside the male penis, after the penis is sleeved by the sealing sleeve 10, a tightening ring is added outside the sealing sleeve 10, the tightening position of the tightening ring is just positioned at the coronary sulcus of the male penis, and the penis can naturally expand to play a role of preventing falling.

The utility model discloses can avoid medical personnel to receive the radiation, the patient oneself can operate this device by oneself and pour into contrast medium into, and need not to inspect doctor's field operation. The utility model discloses fixed and connect the completion back, because the length of inflating pipe 7 is greater than 1 meter, the head position after patient's tie is lain is placed to the device of inflating, and patient's both hands are held the top of the head, can be by oneself with the manual operation device of inflating alright accomplish the injection action of contrast medium.

The prior art is owing to not having special device, and the inspection doctor needs the left hand to take the syringe, and the right hand withstands male sex urethral orifice and fixes with the syringe head end, pushes away contrast agent limit perspective, and the doctor is whole exposes in X line radiation environment, and is using the utility model discloses time, the inspection doctor will before the inspection the utility model discloses be fixed in on the patient's penis to install all devices, only need the inspection doctor to send the inspection instruction outside the inspection chamber, the patient operates by oneself and inflates the device and can pour into urethra contrast agent into the urethra in, need not the inspection doctor and operate at the patient edge, can effectively protect medical personnel's X line radiation exposure injury.

The utility model discloses a use method:

after a patient lies down, the extension tube 13 is inserted into the anterior urethra of the male, the inflating device is started, the inflating device is used for inflating the hollow bulge 8 through the guide tube 9, the sealing sleeve 10 is sleeved on the penis of the male, one end of the extension tube 13 is in threaded connection with the leading-out port 5 of the leading-out tube 3, contrast media are injected into the expansion part 2 through the contrast media tube 12, the inflating device is used for inflating the inflation bag 6 through the inflating tube 7, the inflation bag 6 is forced to compress the expansion part 2 through air pressure, the contrast media in the expansion part 2 are extruded, and the contrast media sequentially pass through the leading-out tube 3 and the extension tube 13 and enter the anterior urethra of the patient.

Claims (10)

1. A device for injecting a contrast medium for urethrography in a male patient, characterized by comprising a reservoir (1) and an insertion tube (13);

the liquid storage bag (1) consists of a swelling part (2) and a delivery pipe (3) which are communicated with each other, the swelling part (2) is a spherical body with an opening and is used for storing contrast media, the delivery pipe (3) is a tubular body with two open ends, two ends of the delivery pipe (3) are respectively an inlet (4) and an outlet (5), the inlet (4) is communicated with the opening of the swelling part (2), and the swelling part (2) is used for enabling the contrast media in the swelling part to be sprayed out of the swelling part (2) through external force extrusion;

the stretching pipe (13) is a tubular body with two open ends, one end of the stretching pipe (13) is used for being matched with the guide outlet (5) to communicate the guide pipe (3) and the stretching pipe (13), the other end of the stretching pipe is used for stretching into the male anterior urethra, and contrast in the dilatant part (2) is guided into the male anterior urethra.

2. The device for injecting the contrast medium for urethral radiography for the male patient according to claim 1, wherein the inflatable part (2) is sleeved with an inflatable bag (6), the inflatable bag (6) is a sphere with an opening, the opening of the inflatable bag (6) corresponds to the opening of the inflatable part (2), the edge of the opening of the inflatable bag (6) is adhered to the edge of the opening of the inflatable part (2), the inflatable bag (6) is connected with an inflating device through an inflating tube (7), the inflatable bag (6) is used for inflating through the inflating device, the air is forced into the inflatable bag (6) to generate pressure on the outer wall of the inflatable part (2), the contrast medium in the inflatable part (2) is pressed into the delivery tube (3), and then is introduced into the male anterior urethra through the insertion tube (13).

3. A device for injecting a urethral contrast medium for male patients as defined in claim 2, wherein the other end of the extension tube (13) is provided with a solid protrusion on the outer wall thereof, the solid protrusion being adapted to be caught in the anterior urethra of a male patient to prevent the extension tube (13) from falling off the urethra.

4. A device for injecting a urethra contrast agent for male patients according to claim 2, wherein a hollow protrusion (8) is arranged on the outer wall of the other end of the insertion tube (13), the hollow protrusion (8) is connected with a catheter (9) communicated with the hollow protrusion, the catheter (9) is used for extending into the anterior urethra together with the insertion tube (13) and is also used for inflating the hollow protrusion (8) through the catheter (9), so that the hollow protrusion (8) is expanded and clamped in the anterior urethra of the male patients, and the insertion tube (13) is prevented from falling off from the urethra.

5. A device for injecting a urethrography contrast agent for a male patient according to claim 3 or 4, further comprising a sealing sleeve (10), wherein the sealing sleeve (10) is sleeved on the periphery of the extension tube (13) and the catheter (9), the sealing sleeve (10) is a rubber sleeve with two open ends, one end of the rubber sleeve is fixed on one end of the extension tube (13), the other end of the rubber sleeve is sleeved on the male penis in use, and the sealing sleeve (10) is used for fixing the whole device on the male penis.

6. A device for injecting a contrast medium for urethrography in male patients according to claim 5, characterized in that the sealing sleeve (10) is provided with a tightening ring at a position corresponding to the coronary sulcus of the male penis, the tightening ring being adapted to tighten the sealing sleeve (10) to prevent the sealing sleeve (10) from being detached from the male penis.

7. Device for injecting a urethral contrast medium for male patients according to claim 6, characterized in that the delivery opening (5) of the delivery tube (3) is provided with an internal thread and the end of the dip tube (13) is provided with an external thread, the internal and external threads being adapted to cooperate with each other for connecting the dip tube (13) and the delivery tube (3) to each other.

8. A device for injecting a urethral contrast medium for male patients according to claim 7, characterized in that the enlargement (2) is further opened with a liquid inlet (11), the liquid inlet (11) is used for connecting a contrast medium tube (12), and the contrast medium tube (12) is used for injecting the contrast medium into the enlargement (2) through the contrast medium tube.

9. Device for injecting a urethral contrast medium for male patients according to claim 8, characterized in that said inflation tube (7) has a length greater than 1 metre and is placed in the head position of the patient lying on his back.

10. Device for injecting a urethral contrast medium for male patients according to claim 9, characterized in that the other end of the insertion tube (13) is tapered.

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