CN204500612U

CN204500612U - Urethroscope

Info

Publication number: CN204500612U
Application number: CN201520190865.9U
Authority: CN
Inventors: 许云飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-03-31
Filing date: 2015-03-31
Publication date: 2015-07-29
Anticipated expiration: 2025-03-31

Abstract

A kind of urethroscope, comprising: mirror pipe, has front-end and back-end, described front end is the one end stretched in human body; Be located at the light source mechanism on described rear end; Be located at the sight glass on described rear end; In described mirror pipe, be provided with optical channel, described sight glass is communicated with described optical channel; Described light source mechanism is used for providing illumination to described optical channel.The urethroscope automatic light source mechanism of the technical program, mirror pipe in urethra towards in bladder moving process, light source mechanism is kept to open, the urethra image in mirror pipe front reflexes in sight glass through optical channel, doctor observes the forward image of mirror pipe by sight glass, and then accurately judge the direction of advance of mirror pipe, avoid mirror pipe to wear out urethra and formed via, and carry out the operations such as microscopy under looking at straight.And by sight glass, doctor can carry out microscopy to urethra and bladder, checks the disease of appearance and carries out corresponding treatment, and without the need to entering special operating room, saving too much medical resource.

Description

Urethroscope

Technical field

This utility model relates to a kind of medical instruments field, particularly a kind of urethroscope.

Background technology

Urethroscope is a kind of medical apparatus and instruments, is mainly used in bladder and urethra microscopy.Urethroscope has front-end and back-end along its length, and front end is for stretching into one end in human body.In urethroscope, be provided with two passages, be respectively optical channel and silk guide passage, two passages are completely cutting off mutually perpendicular on urethroscope length direction.Urethroscopic operational approach is as follows: urethroscopic front end is entered urethra from outer urethral orifice, and moves urethroscope to desired location towards bladder in urethra.

In the prior art, aforesaid operations process is carried out in the operating room of ureter rubble operation, needs to use the peripheral hardware light source in the operation of ureter rubble.Particularly, peripheral hardware light source is accessed urethroscopic rear end, and alignment light passage, the light that light source is launched, through the injection of optical channel front opening, advances for urethroscope and provides the bright visual field.Be provided with the sight glass being communicated with optical channel in urethroscope rear end, under light conditions, by means of sight glass, can be observed urethroscope front urethra image, avoid urethroscope front end to wear out urethra and formed via equivalent damage.

But bladder, urethroscope inspection belong to common medical diagnosis on disease means compared to the operation of ureter rubble, and each microscopy all needs to carry out in situations in the surgery room, really wastes one's talent on a petty job.Such as, for causing the symptom that cannot urinate because of renal blockage, also to carry out in the operating room of ureter rubble operation, cause the inconvenience of medical resource waste and doctor and patient.And the peripheral hardware light source of ureter rubble operation is expensive, and use so expensive equipment in bladder, urethra microscopy, cost is higher, causes very large financial burden to patient.

Therefore, this utility model, for solving the problem, proposes a kind of Novel urethra mirror with portable light source mechanism.

Utility model content

The problem that this utility model solves is: propose a kind of Novel urethra mirror with portable light source mechanism.

For solving the problem, this utility model provides a kind of urethroscope, and this urethroscope comprises:

Mirror pipe, has front-end and back-end, and described front end is the one end stretched in human body;

Be located at the light source mechanism on described rear end;

Be located at the sight glass on described rear end;

In described mirror pipe, be provided with optical channel, described sight glass is communicated with described optical channel;

Described light source mechanism is used for providing illumination to described optical channel.

Alternatively, described light source mechanism comprises:

Housing, is connected with described mirror pipe;

Be located at the illumination part in described housing, be communicated with described optical channel;

Be located at the power supply in described housing, being electrically connected with described illumination part is connected into circuit;

Be located at the switching device outside described housing, for controlling described circuit turn-on, to make, illumination part is luminous to be disconnected with the described circuit of control.

Alternatively, described illumination part is LED.

Alternatively, be provided with interface outside described optical channel, described housing is connected with described interface.

Alternatively, described housing is threaded connection mode with described interface and is connected.

Alternatively, described switching device comprises:

Peripheral hardware button on the housing;

Be positioned at described housing and the electric-conductor be connected with described button, described button accesses described circuit with realizing circuit conducting for controlling described electric-conductor, is separated to disconnect described circuit with from described circuit.

Alternatively, have between the front end surface of described mirror pipe and described mirror length of tube direction and be greater than 0 and the angle being less than 90 degree.

Alternatively, described mirror pipe also has: the outer peripheral face be connected with described front end surface;

It is fillet between described outer peripheral face and described front end surface.

Compared with prior art, the technical solution of the utility model has the following advantages:

The urethroscope automatic light source mechanism of the technical program, mirror pipe in urethra towards in bladder moving process, keep light source mechanism open, the direction of advance of mirror pipe has the bright visual field.The urethra image in mirror pipe front reflexes in sight glass through optical channel, doctor observes the forward image of mirror pipe by sight glass, and then accurately judges the direction of advance of mirror pipe, guarantees that mirror pipe moves ahead smoothly, avoid mirror pipe to wear out urethra and formed via, and direct-view under carry out the operations such as microscopy.And by sight glass, doctor can carry out microscopy to urethra and bladder, checks the disease of appearance and carries out corresponding treatment.

Use the urethroscope of the technical program, bladder, urethra microscopy are without the need to relending with the peripheral hardware light source in the operation of ureteroscope rubble, and easy to operate, cost is lower, alleviates patient economy burden.Such as, for some urine retention symptoms, block because of inflammation as urethra is communicated with urethral orifice in bladder, patient is caused to urinate, the urethroscope of this example can be used in public ward to carry out operation of urinating, and without the need to entering special operating room, save too much medical resource.

Accompanying drawing explanation

Fig. 1 is the urethroscopic sectional view of this utility model specific embodiment, and its cross-section parallel is in urethroscope mirror length of tube direction;

Fig. 2 is in urethroscope shown in Fig. 1, the structure for amplifying sectional view of light source mechanism.

Detailed description of the invention

For enabling above-mentioned purpose of the present utility model, feature and advantage more become apparent, and are described in detail specific embodiment of the utility model below in conjunction with accompanying drawing.

With reference to Fig. 1, the urethroscope of the present embodiment comprises:

Mirror pipe 1, has front end 11 and rear end 12, and front end 11 is the one end for stretching in human body;

Be located at the light source mechanism 2 on position, rear end 12 mirror pipe 1;

Be located at the sight glass 3 on position, rear end 12 mirror pipe 1;

Optical channel 13 and silk guide passage 14 is provided with in mirror pipe 1, two passages mutually completely cut off on the direction perpendicular to mirror pipe 1 length direction, be wherein vacuum state in optical channel 13, as light transmition passage, silk guide passage 14 runs through the end face of front end 11 and rear end 12 along mirror length of tube direction;

The mirror pipe of sight glass 3 is communicated with optical channel 13;

Light source mechanism 2 is for providing illumination to optical channel 13, and light can penetrate through the front end 11 of mirror pipe 1.

The urethroscope operation principle of the present embodiment is as follows:

First, the front end 11 operating mirror pipe 1 enters urethra from outer urethral orifice;

Then, control light source mechanism 2 and open, light incident light passage 13 also penetrates through front end 11, illuminates field of front vision;

Afterwards, keep light source mechanism 2 to open, in urethra, moving lens pipe 1 is to arrival desired location.In the process, the direction of advance of mirror pipe 1 has the bright visual field.The urethra image in mirror pipe 1 front reflexes in sight glass 3 through optical channel 13, and doctor observes the forward image of mirror pipe 1 by sight glass 3, and then accurately judges the direction of advance of mirror pipe 1, guarantees that mirror pipe 1 moves ahead smoothly, avoid mirror pipe 1 to wear out urethra and formed via.And by sight glass 3, doctor can carry out microscopy to urethra and bladder, checks the disease of appearance, and then carries out some simple medicals diagnosis on disease.

Due to this example urethroscope automatic light source mechanism 2, bladder, urethra microscopy are without the need to relending with the peripheral hardware light source in the operation of ureteroscope rubble, and easy to operate, cost is lower, alleviates patient economy burden.Such as, for some urine retention symptoms, block because of inflammation as urethra is communicated with urethral orifice in bladder, patient is caused to urinate, the urethroscope of this example can be used in public ward to carry out operation of urinating, and without the need to entering special operating room, too much medical resource can not be taken.

With reference to Fig. 1, in optical channel 13, be laid with optical fiber, be divided into according to its role: light-conductive optic fibre 130 and conducting images optical fiber 131, one end that conducting images light 131 is positioned at front end 11 is connected with object lens 132, and the other end is connected with eyepiece 133.Eyepiece 133 is connected on the mirror pipe of sight glass 3.

When mirror pipe 1 is placed in urethra, light source mechanism 2 throws light on, and under light irradiates, the organic image in mirror pipe 1 front reflexes to object lens 132, image conducts to eyepiece 133 through object lens 132, conducting images optical fiber 131, and such doctor just observes the image of mirror pipe 1 direction of advance by sight glass 3.

Two light-conductive optic fibres 130 and 1 chromosome picture conduction optical fiber 131 has been shown in Fig. 1, and this is only example.As variation, under the principle of satisfied conduction optical fiber, can the quantity of light-conductive optic fibre be selected.

In FIG, in the end face 110 of mirror pipe 1 front end 11, the end face part of optical channel 13 position and the end face part of silk guide passage 14 position for smoothly transitting, and and have between mirror pipe 1 length direction and are greater than 0 and the angle being less than 90 degree.Because end face 110 tilts, the width of end, place, front end 11 points on direction, front end 11 in rear end 12 and reduces gradually, and wherein width refers to the size perpendicular to mirror pipe 1 length direction.By designing in this way, when the front end 11 of mirror pipe 1 enters urethra, due to outer urethral orifice, especially the outer urethral orifice of male is very narrow, and the width smaller portions ratio of forward end is easier to identify and enters outer urethral orifice; Forward end is gradually by outer urethral orifice afterwards, because the width of forward end increases gradually, outer urethral orifice is expanded gradually, alleviates the misery that patient brings because of outer urethral orifice expansion.

Further, mirror pipe 1 also has: the outer peripheral face 111 be connected with front end 11 end face 110;

Be fillet between outer peripheral face 111 and front end 11 end face 110.Fillet connects the sharp-pointed chamfering eliminated between outer peripheral face 111 and front end 11 end face 110, avoids front end 11 to damage urethra in mirror pipe 1 moving process.

See figures.1.and.2, light source mechanism 2 comprises:

Housing 20, is connected with the rear end 12 of mirror pipe 1;

Be located at the illumination part 21 in housing 20, be communicated with optical channel 13;

Be located at the power supply 22 in housing 20, use wire 23 that power supply 22 and illumination part 21 are connected into circuit, opening for illumination part 21 provides electric energy;

Being located at the switching device 24 outside housing 20, disconnecting to make illumination part 21 stop luminescence to make illumination part 21 luminescence and control circuit for controlling described circuit turn-on.

With reference to Fig. 1, Fig. 2, in the position, rear end 12 of mirror pipe 1, be provided with the interface 134 being communicated with optical channel 13 mirror pipe 1 is upper outside, housing 20 is connected on interface 134, and then realizes light source mechanism 2 and be connected with mirror pipe 1.Particularly, housing 20 and interface 134 are thread connecting mode.Thread connecting mode is as follows:

Interface 134 is provided with external screw thread;

The end, one end that housing 20 is provided with illumination part 21 is provided with internal thread hole 200, and illumination part 21 aims at internal thread hole 200;

To be screwed with the female thread on internal thread hole 200 surface by external screw thread and coordinate, together with housing 20 is tightened in interface 134.

Except above-mentioned a kind of thread connecting mode, thread connecting mode can also be: interface inner surface is provided with female thread, is provided with hollow bolt head in the end of housing, and illumination part aims at the cavity of bolt head, bolt head outer peripheral face is provided with external screw thread, and external screw thread can screw with female thread and coordinate.

Except thread connecting mode, as variation, also connect by other modes of removably connecting between interface and housing.By the mode of removably connecting, when urethroscope is left unused, light source mechanism can be unloaded from mirror pipe, to be convenient for carrying and to deposit, the more convenient use of urethroscope of this example.

For the type of illumination part 21, can select white light, as LED, volume is little, can reduce light source mechanism 2 size, and LED brightness is high and light is soft, can provide the bright visual field.Power supply 22 can select common cylindrical battery or button cell.

With reference to Fig. 2, the switching device 24 of this example comprises:

Peripheral hardware insulation button 240 on the housing 20;

Be positioned at housing 20 and the electric-conductor 241 be connected with button 240, power supply 22 electrode 220 (being positioned on the left of Fig. 2 middle shell) and illumination part 21 are connected by wire 23, electric-conductor 241 is wrapped on wire 23, and aims at another electrode 221 (being positioned on the right side of Fig. 2 middle shell) of light source 22;

Press the button 240, electric-conductor 241 contacts with electrode 221, electric-conductor 241 place in circuit, circuit turn-on, and illumination part 21 is luminous;

Release button 240, electric-conductor 241 is separated with electrode 221, and electric-conductor 241 is separated from circuit, and circuit disconnects, and illumination part 21 stops luminescence.

Fig. 2 only proposes the example of a kind of light source mechanism and switching device, under the principle of this utility model urethroscope and light source mechanism thereof, as variation, can improve, to light source mechanism and switching device thereof all in this utility model protection domain.

Although this utility model discloses as above, this utility model is not defined in this.Any those skilled in the art, not departing from spirit and scope of the present utility model, all can make various changes or modifications, and therefore protection domain of the present utility model should be as the criterion with claim limited range.

Claims

1. a urethroscope, is characterized in that, comprising:

Be located at the light source mechanism on described rear end;

Be located at the sight glass on described rear end;

2. urethroscope as claimed in claim 1, it is characterized in that, described light source mechanism comprises:

Housing, is connected with described mirror pipe;

3. urethroscope as claimed in claim 2, it is characterized in that, described illumination part is LED.

4. urethroscope as claimed in claim 2, it is characterized in that, be provided with interface outside described optical channel, described housing is connected with described interface.

5. urethroscope as claimed in claim 4, it is characterized in that, described housing is threaded connection mode with described interface and is connected.

6. urethroscope as claimed in claim 2, it is characterized in that, described switching device comprises:

Peripheral hardware button on the housing;

7. urethroscope as claimed in claim 1, is characterized in that having between the front end surface of described mirror pipe and described mirror length of tube direction and be greater than 0 and the angle being less than 90 degree.

8. urethroscope as claimed in claim 7, it is characterized in that, described mirror pipe also has: the outer peripheral face be connected with described front end surface;