CN2063005U - Full-functional lithotriptor of external impact wave type - Google Patents

Abstract

The utility model relates to a full-functional lithotriptor for treating calculus, which is composed of an x-ray positioning gutter-type lithotripter, a B-ultrasonic machine, a function compensating device and a flat bed. The function compensating device is composed of a tungsten electrode, a reflecting body, a water sac and a B-ultrasonic probe. The B-ultrasonic probe can rotate, move and lift. The water sac can lift along a slope. The B-ultrasonic probe together with the water sac can deflect. The regulations plus three-dimensional movements of the flat bed can position calculuses rapidly and accurately by B-ultrasonic. Ureterolith calculuses and larger nephrolithiasis can be treated with the x-ray positioning gutter-type lithotriptor. Gallbladder calculuses, biliary calculuses and smaller nephrolithiasis can be treated with the function compensating device, B-ultrasonic machine and the flat bed.

Description

Full-functional Lithotriptor of external impact wave type

This utility model relates to a kind of global function extracorporeal shock-wave lithotripsy (ESWL) device (hereinafter to be referred as the global function calculi breaking device) in the medical machinery, can be used for the treatment of urinary system calculus, can be used for the treatment of Biliary Calculi again.What be suitable for extra chock wave lithotriptor (hereinafter to be referred as lithotrite) treatment has urinary system calculus and a Biliary Calculi, urinary system calculus comprises renal calculus, ureteral calculus and vesical calculus, available other better method treatment of vesical calculus, must not use the lithotrite treatment, therefore, the urinary system calculus with the lithotrite treatment includes only renal calculus and ureteral calculus; Biliary Calculi comprises cholelithiasis and calculus of bile duct.

Existing lithotrite is: X line location water tank type lithotrite, and X line or B ultrasonic location water-bag type lithotrite, its structural representation is seen accompanying drawing 1 and accompanying drawing 2.Fig. 1 is made up of surge generator 1, tank 2, calculus X line navigation system 3 and patient's mobile device for X line location water tank type lithotrite.Its weak point is that X line navigation system is difficult to find Biliary Calculi, thereby can not treat Biliary Calculi.Fig. 2 is made up of surge generator 1, water pocket 5, calculus B ultrasonic navigation system 6 and patient bed for X line location (not expressing on the figure) or B ultrasonic location water-bag type lithotrite.Its weak point is that the localized water-bag type lithotrite of X line can not treat Biliary Calculi; B ultrasonic location water-bag type lithotrite can not be treated ureteral calculus.

The purpose of this utility model is to avoid above-mentioned weak point of the prior art and a kind of global function calculi breaking device that can be used for kidney and each section of ureter calculus, can be used for Biliary Calculi is provided.

This utility model can be realized by following technical solution: with existing X line location water tank type lithotrite and B ultrasonic machine, increase function compensation device and plug-in type flat bed, form the global function calculi breaking device.X line location water tank type lithotrite is seen accompanying drawing 1, is made up of surge generator 1, tank 2, calculus X line navigation system 3 and patient's mobile device.Surge generator comprises tungsten electrode 8 and elliptical metal reflector (hereinafter to be referred as reflector) 9.Producing shock wave from the ultra-high pressure current of power supply during by tungsten electrode, is first focus, by reflector shock wave is focused on again, and be second focus point, second focus point is the ceiling capacity point.Fill water in the tank, as the conductive medium of propagating shock wave, tank partly also has the water heating apparatus, and patient partly is immersed in the warm water tank.Calculus X line navigation system is an X line machine, and calculus 10 is carried out rapidly and accurate location, and operator clearly observe position fixing process and the shattering process to calculus from the fluorescent screen 11, up to calculus be crushed to satisfied till.Patient's mobile device is that the overhead traveling crane 4(of the patient's moving bed 7 that plays sees accompanying drawing 6), can move top to bottom, left and right, front and rear, just in time be in till second focus point of shock wave up to the position of patient's calculus, at this moment just can begin treatment.The B ultrasonic machine is existing B ultrasound machine, sees the sequence number 6 of accompanying drawing 2.Function compensation device 12 is seen accompanying drawing 3, Fig. 4 and Fig. 5, is made up of tungsten electrode 8, reflector 9, water pocket 5 and Ultrasonic-B probe support 13.Probe 14 on the B ultrasonic machine is installed in the tube 15 of support 13, and tube 15 can forward and back together with Ultrasonic-B probe 14, Ultrasonic-B probe 14 rotatable≤90 °.Water pocket is set on the reflector, reflector is loaded on the reflector support 16 together with tungsten electrode and water pocket, they can be made up of screw mandrel centrage and two guide post centrages along inclined-plane 17() ascending, descending, can also be together with the upper and lower deflection of Ultrasonic-B probe.The above-mentioned adjustment of function compensation device is to be realized by following mechanism: motor 18 positive and negative rotations, be with screw mandrel 19 to rotate, with the fixedly connected nut 20 of reflector support together with 17 ascending, descendings of reflector support, reflector, tungsten electrode and water pocket along the inclined-plane, during lifting by two guide posts, 21 guiding.Motor 22 positive and negative rotations, be with screw mandrel 23 to rotate, the sleeve nut 24 who connects with deflecting plates 25 is together with deflecting plates 25 and be installed on support 13 on the plate 25, around center of rotation 26 upper and lower deflections, sleeve nut 24 is connected by bearing pin 27 with deflecting plates 25, motor is connected by bearing pin 28 with motor base, like this, and to guarantee that said structure can carry out yaw motion.The advance and retreat of Ultrasonic-B probe, lifting and rotational motion mechanism are seen accompanying drawing 4.Transhipment screw mandrel 29, nut 30 are being with tube 15 together with Ultrasonic-B probe 14 advance and retreat; Rotate elevating screw 31, this screw mandrel is with female thread together with tube 15 and Ultrasonic-B probe 14 at support 13() upward lifting; Unclamp jackscrew 32, rotary cylinder 15, this is done≤90 ° fan-shaped rotation along groove 33 with Ultrasonic-B probe 14, tightens jackscrew then, static probe.The function compensation device also comprises the feedwater of water pocket and reflector, and draining and water pocket exhaust apparatus 33, water heating apparatus 34, high voltage power supply joint 35(sees accompanying drawing 6) and electric control system 36(see accompanying drawing 5).Plug-in type flat bed 37 is seen accompanying drawing 6, for having the sick bed of hole 38, can be plugged on patient's moving bed 7 of X line location water tank type lithotrite, and hole 38 is for patient's stone location can be exposed out, so that crouch on water pocket in this position.These runnings comprise: open and close the water heating apparatus, water pocket and reflector water-filling and draining, the water pocket aerofluxus, open and close surge generator, about opening and closing overhead traveling crane and carrying out with flat bed, about and the moving of front and back, open and close the deflection of B ultrasonic machine and Ultrasonic-B probe, water pocket is all handled electric control system 36(by operator and is seen accompanying drawing 5 together with reflector along the inclined-plane up and down and deflection) finish.In the time need carrying out lithotripsy in treatment to ureteral calculus or bigger renal calculus, as long as use existing X line location water tank type lithotrite, patient is laid and ties up on the mobile sick bed 7, put into warm water tank 2, with X line machine and mobile overhead traveling crane, patient location just in time is in second focus point of shock wave to the position that makes calculus, just can begins patient is carried out lithotripsy in treatment.Operator regularly clearly observe position fixing process and the shattering process to calculus from the fluorescent screen 11, up to calculus be crushed to satisfied till.When carrying out lithotripsy in treatment to Biliary Calculi, needs (see accompanying drawing 6), want function of use compensation arrangement and plug-in type flat bed, also will utilize EHT supply, high voltage power supply and patient's mobile device of existing B ultrasonic machine and X line location water tank type lithotrite.Treat warm water filling reflector and water pocket, and with the clean back of air scavenge in the water pocket (aerofluxus is to make shock wave exempt to be reduced energy by GAS ABSORPTION), on the tungsten electrode and high voltage power supply joint that the EHT supply and the high voltage power supply of X line location water tank type lithotrite is connected to the function compensation device respectively, start overhead traveling crane then, the patient on flat board of crouching is moved to the top of function compensation device, make patient's stone location be exposed to the hole place of flat bed, be positioned on the warm water capsule, by Ultrasonic-B probe is rotated, up and down, the adjustment of advance and retreat and deflection, by to reflector and water pocket along the inclined-plane up and down and the adjustment of deflection, patient location to making the calculus position just in time be in second focus point of shock wave, just can be begun patient is carried out lithotripsy in treatment.For less renal calculus, carrying out lithotripsy in treatment on this cover function compensation device can be more better, partly soaks the inconvenience and the anesthesia of crouching in tank because it can exempt patient, can also exempt the roentgen radiation x to patient.

This utility model contrast prior art has following advantage: at first X line and two kinds of navigation systems of B ultrasonic are compared.X ray because it can not pass urinary system calculus, so can form the calculus video on fluorescent screen, carries out accurately and clearly locating to calculus; And most Biliary Calculis owing to can be passed by X ray, can not form the calculus video, so can't position Biliary Calculi on fluorescent screen.B ultrasound because calculosis is different to hyperacoustic acoustic impedance with surrounding tissue, therefore can be found Biliary Calculi and renal calculus, and it is positioned; And,, and be subjected to the influence of intraperitoneal intestinal gas because this calculus is generally less for ureteral calculus, so B ultrasound is difficult to find ureteral calculus, thereby also just can't position ureteral calculus.Secondly tank and two kinds of conductive medium of water pocket are compared: tank, because patient skin directly contacts with water, be coupled, thereby the energy of shock wave is lost few in conductive process, the shock wave energy that has guaranteed to act on calculus is bigger, broken calculus effective; But because water directly contacts with patient, increased patient's inconvenience, shock wave energy is bigger in addition, and patient keenly feels can be big, often needs patient is anaesthetized.Water pocket, because patient skin contact with water pocket, it is bad to be coupled between human body and the water, the energy of shock wave is lost many in conductive process, so bigger renal calculus and not breakable ureteral calculus is difficult to the effect that once reaches satisfied; But because patient does not directly contact with water, patient is more convenient, and shock wave energy is less in addition, need not anaesthetize patient.

This utility model comes compared with existing X line location water tank type lithotrite, and function of the present utility model is many, can treat Biliary Calculi; In addition,,, can exempt patient and partly soak the inconvenience and the anesthesia of crouching in tank, also can exempt roentgen radiation x, so therapeutic effect is better to patient because function compensation device of the present utility model is to adopt B ultrasonic location water-bag type to treating less renal calculus.Come compared with existing X line location water-bag type lithotrite, function of the present utility model is many, can treat Biliary Calculi; Come compared with existing B ultrasonic location water-bag type lithotrite, function of the present utility model is many, can treat each section of ureter calculus; In addition, the water-bag type lithotrite is for bigger renal calculus and not breakable ureteral calculus, be difficult to the effect that once reaches satisfied, and this utility model adopts X line location water tank type lithotrite, and primary fragmentation just can reach satisfied crushing effect.Be used for seeing with making compared with X line location water tank type lithotrite and two machine groups of B ultrasonic location water-bag type lithotrite, though can reach the effect of the broken calculus of global function, but this utility model has the advantage of saving more fund and saving floor space, particularly for the hospital (the domestic overwhelming majority of accounting for) that only has X line location water tank type lithotrite, function for this lithotrite of completion, in existing machine room, as long as spend a small amount of fund, acquire a function compensation device and B ultrasonic machine, just can reach the satisfactory result of the broken calculus of global function.

The drawing of accompanying drawing is described as follows:

Fig. 1 is the structural representation of X line location water tank type lithotrite.

Fig. 2 is the structural representation of X line location (not expressing on the figure) or B ultrasonic location water-bag type lithotrite.

Fig. 3 is the part sectioned view of function compensation device.

Fig. 4 is the partial view of Ultrasonic-B probe part.

Fig. 5 is the horizontal layout sketch map of function compensation device.

Fig. 6 is the structural representation that this utility model utilizes the broken calculus of function compensation device.

This utility model is described in further detail below in conjunction with example:

When ureteral calculus or bigger renal calculus are carried out rubble, see Fig. 1 and Fig. 6 with the location of the X line in this utility model water tank type lithotrite, patient is laid and ties up on the mobile sick bed 7, be placed in the warm water tank 2, with X line machine 3 and mobile overhead traveling crane 4, patient location just in time is in second focus point of shock wave to the position that makes calculus 10, just can begin to carry out broken calculus, operator regularly clearly observe focusing process and the shattering process to calculus from the fluorescent screen 11, up to calculus be crushed to satisfied till.

When Biliary Calculi or less renal calculus are carried out rubble, with EHT supply, high voltage power supply, patient's moving bed 7 and the overhead traveling crane 4 of function compensation device 12 of the present utility model, plug-in type flat bed 37, B ultrasonic machine 6, X line location water tank type lithotrite, see accompanying drawing 6.The function compensation device 12 that will have rubber tire moves to EHT supply one end of tank 2; With extra high pressure discharge device 39 Rotate 180s below the tank °, connect extra high pressure discharge device 39 and tungsten electrodes 8 with supertension coaxial cable 40; The high voltage power supply flexible cord is linked to each other with joint 35; The water that will add excess temperature is inserted reflector 9 and water pocket 5, and air scavenge in the water pocket is clean; Ultrasonic-B probe 14 is installed in the tube of support 13.Start overhead traveling crane 4, the top with the patient on flat bed 37 of crouching moves to function compensation device 12 makes the position of patient's calculus 10 be exposed to hole 38 places of flat bed, and is positioned on the water pocket 5.By Ultrasonic-B probe 14 is rotated, up and down, the adjustment of advance and retreat and deflection, by to reflector 9 together with water pocket 5 along the inclined-plane about in the of 17 and the adjustment of deflection, patient location just in time is in second focus point of shock wave to the position that makes calculus 10, just can begin broken calculus, operator are the 11 focusing process and the shattering processes of observing calculus from the fluorescent screen regularly, till calculus is crushed to satisfaction.

These runnings comprise: open and close the water heating apparatus, water pocket and reflector water-filling and draining, the water pocket aerofluxus, open and close surge generator, about opening and closing overhead traveling crane and carrying out with flat bed, about and the moving of front and back, open and close B ultrasonic machine and Ultrasonic-B probe and carry out yaw motion, water pocket all is to handle the electric control system 36 that is loaded on the function compensation device 12 by operator to finish together with reflector along the inclined-plane up and down and yaw motion.Calculus is after fragmentation, and the urinary system rubble is by excreting in the urine, and the biliary tract rubble is excreted through intestinal by biliary tract after the calculus auxiliary treatment.

Claims (1)

1, a kind of extracorporeal shock-wave lithotripsy (ESWL) device for the treatment of calculus, it is characterized in that utilizing existing X line location water tank type lithotrite and B ultrasound machine, increase function compensation device and plug-in type flat bed, composition can be treated urinary system calculus, can treat the global function extracorporeal shock-wave lithotripsy (ESWL) device of Biliary Calculi again, the function compensation device is by tungsten electrode, reflector, water pocket and Ultrasonic-B probe are formed, tungsten electrode, reflector and water pocket are with being loaded on the support, this support is together with tungsten electrode, reflector and water pocket are together, pass through motor, screw mandrel and nut (fixedlying connected) with above-mentioned support, carry out oblique lifting along the plane that screw mandrel centrage and two guide post centrages are formed, Ultrasonic-B probe can be advanced and retreat by screw mandrel and nut, can lifting by elevating screw and tapped support, can rotate by the degree of tightness jackscrew, tungsten electrode, reflector, water pocket passes through motor together with Ultrasonic-B probe, screw mandrel, nut, bearing pin and swivel plate can carry out deflection up and down around center of rotation.

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