CN103750908A - Movable needle inserting table - Google Patents

Abstract

The invention relates to the field of medical apparatuses and instruments, in particular to an instrument matched with puncturing instruments or radiofrequency ablation instruments or other instruments in use. According to a movable needle inserting table, a lifting mechanism and a knuckle mechanism are arranged on a movable trolley, the knuckle mechanism is connected with a propeller, and the propeller is provided with a propelling control mechanism and a needle instrument clamping mechanism. The propeller can propel needle instruments automatically under the control of doctors. The movable needle inserting table can relieve the labor intensity of the doctors and is beneficial to enabling the doctors to insert needles accurately and reducing injuries brought to patients.

Description

A kind of mobile inserting needle platform

Technical field

The present invention relates to medical instruments field, more particularly, relate to the matching used apparatuses of utensil such as a kind of and puncture, radio-frequency (RF) ablation.

Background technology

Doctor, when some disease of diagnosis and treatment, often will use the utensils such as puncture, radio-frequency (RF) ablation to operate accordingly.Due to gassiness internal organs---lung cannot be used localization by ultrasonic, and doctor can only be by CT Scan orientation repeatedly, and direction, angle and the degree of depth of constantly adjusting puncture needle are carried out puncture procedure.Inserting needle is easily slipped up, repeated to the free-hand puncture procedure of doctor, thereby strengthened the damage to patient.In order to address this problem, Chinese Patent Application No. 201220513077.5 has proposed " a kind of multi-functional auxiliary needle inserter ".Although, the technical scheme of this invention " consist of base, crossed joint and needle set guiding mechanism, needle set guiding mechanism connects crossed joint, and crossed joint and base formation are rotatably connected, and are provided with longitudinal axis governor motion and lateral shaft governor motion on crossed joint ".But, during this invention clinical practice, also there are some problems.As, when doctor carries out puncture procedure, often occur produce location error and repeat inserting needle problem because of patient posture change; In addition, not too convenient when locating and move because base lacks walking mechanism.

Summary of the invention

For the deficiencies in the prior art, the object of this invention is to provide a kind of mobile inserting needle platform, it not only can help doctor to hold best inserting needle opportunity, and mobile, location is convenient.

The object of the present invention is achieved like this: a kind of mobile inserting needle platform, comprise locomotive, and on locomotive, be provided with elevating mechanism and steering mechanism, there is longitudinal slide unit in steering mechanism, and steering mechanism connects propeller, and propeller has propulsive control mechanism and needle set clamping device.

Advantage of the present invention is as follows:

After using locomotive, the present invention can be promptly moves and contributes to improve the service efficiency of equipment at many CT equipment rooms.On locomotive, be provided with after elevating mechanism, can make propeller be adjusted to rapidly suitable height; Steering mechanism can change angle of rake direction, and longitudinally slide unit can make propeller vertically move among a small circle rapidly, can further improve mobility of the present invention.Needle set clamping device is for clamping the needle set of puncture use.After You Liao propulsive control mechanism, propeller can automatically advance needle set under doctor's control.The present invention not only can alleviate doctor's labor intensity, but also contributes to doctor's inserting needle damage that also minimizing brings to patient exactly.

Other advantages of the present invention will provide in the specific embodiment.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is the exploded view of propeller part;

Fig. 3 is angle of rake cut-away view;

Fig. 4 is electrical block diagram of the present invention;

Fig. 5 is the electrical block diagram of another embodiment of the present invention.

The specific embodiment

Below in conjunction with accompanying drawing in detail embodiments of the present invention are described in detail:

Referring to Fig. 1.A mobile inserting needle platform, locomotive 8 is used prior art, and locomotive 8 has 2wheels 10 above, and locomotive 8 is deflectingroller 13 below.Locomotive 8 is provided with brakes, and thepedal 11 of brakes is positioned at a side of locomotive 8.

Elevating mechanism on locomotive 8 is hydraulic pressure lifting device 9, and hydraulic pressure lifting device 9 has rotatingdisk 16, and rotatingdisk 16 forms and is rotatably connected with hydraulic pressure lifting device 9;Rotating disk 16 has rotating disk brake 7, by operation rotating disk brake 7, can prevent that rotatingdisk 16 from freely rotating.Hydraulic pressure lifting device 9 is existing electro-hydraulic elevator, and the action button of electro-hydraulic elevator is arranged on operating board 12.The top of hydraulic pressure lifting device 9 is provided with longitudinal slide unit.Described longitudinal slide unit consists of slide plate 4 and slide rail 6, and slide plate 4 forms and is slidably connected with slide rail 6, and slide rail 6 has locking mechanism, has handle 5 on slide plate 4.Locking mechanism on slide rail 6 isscrew 17, byrotary screw 17, can block slide plate 4.Doctor holdshandle 5 and can pull slide plate 4 to do longitudinal sliding motion, and propeller 1 is delivered to appropriate location, has made up locomotive 8 and has vertically moved inconvenient problem.

On locomotive 8, be provided with steering mechanism.Described steering mechanism is except rotatingdisk 16, be arranged in addition thelinkage 20 of bowing of facing upward between slide plate 4 and connectingplate 3, slide plate 4 forms and can be in transmission connection with connectingplate 3 by facing upward thelinkage 20 of bowing, and facing upward thelinkage 20 of bowing has locking mechanism, and operational lock mechanism lockable is faced upward thelinkage 20 of bowing.Between connectingplate 3 and propeller 1, have rotary wobble-plate 2, connectingplate 3 is formed and is rotatably connected with propeller 1 by wobble-plate 2, and wobble-plate 2 is provided withlock nut 22, andscrewing lock nut 22 can be by wobble-plate 2 locking.Propeller 1 is arranged on the end of connectingplate 3.

In conjunction with Fig. 1, referring to Fig. 2 and Fig. 3.Propeller 1 has propulsive control mechanism and needle set clampingdevice.Propulsion tube 204 in propeller 1 extends, andpropulsion tube 204 front ends havechuck 206, andchuck 206 can clamp the needle set of puncture use, and the operation principle ofchuck 206 is similar to electric drill chuck, andchuck 206 is threaded connection propulsion tube 20.Throughhole 207 beforechuck 206 communicates with the throughhole 203 of propeller 1 afterbody, and the connecting line on needle set can pass by through hole 203.Described propeller 1 is electromagnetic propulsion structure propeller.Onpropulsion tube 204, be provided withmagnetic circle 205,magnetic circle 205 is circle made of iron, andpropulsion tube 204 is made by nonmagnetic substances such as copper or rustless steels.There issolenoid 202 propeller 1 inside.The propulsive control mechanism of propeller 1 can be on and offswitch 14, and on and offswitch 14 is arranged onoperating board 12, closedelectrical source switch 14, andsolenoid 202 energisings,propulsion tube 204 pushes ahead; Thetension spring 300 ofpropulsion tube 204 ends plays resetrole.Propulsion tube 204 is formed and is slidably connected withsolenoid 202 by theguide pipe 201 on propeller 1.Electromagnetic propulsion structure propeller has advantages of the easily control of inserting needle dynamics, the magnetic field that can weaken or strengthensolenoid 202 by adjusting supply voltage, thus can set easily inserting needle dynamics; In addition, adopt magnetic field to inhale after the inserting needle mode of movingpropulsion tube 204, both can quick needle insertion, can avoid again rigidity inserting needle easy damaged patient'sproblem.In operating board 12, adjustable transformer is housed, thehandwheel 15 of adjustable transformer is positioned atoperating board 12 tops.

In conjunction with Fig. 2 and Fig. 3, referring to Fig. 4.In order to realize the progressively object of inserting needle, described electromagnetic propulsion structure propeller inside 3solenoids 202 of at least connecting,solenoid 202 connects power supply through circuit changing switch;Propulsion tube 204 is placed insolenoid 202, andpropulsion tube 204 forms and is slidably connected withsolenoid 202; Onpropulsion tube 204, be provided withmagnetic circle 205, resetting-mechanism and needle set clamping device.Resetting-mechanism is thetension spring 300 ofpropulsion tube 204 ends.Propeller 1 is installed 3 or 5solenoids 202, or 6 above solenoids 202.The present embodiment is installed 5 solenoids 202.Power supply 401 is DC source, and the circuit ofpower supply 401, through change-overswitch 400, can be connected 5solenoids 202 successively, thereby reaches the progressively object of inserting needle.Progressively the advantage of inserting needle function is, doctor can by observing the situation of CT screen display, inserting needle progressively have further improved safety of the present invention and practicality.

In conjunction with Fig. 1, referring to Fig. 5.Described propulsive control mechanism forms linkage structure through dynamic pickup and propeller 1.Dynamic pickup consists oftravel switch 500 and drive link 18.The circuit ofpower supply 401, aftertravel switch 500, then connects change-overswitch 400 and 5 solenoids 202.Travelswitch 500 is arranged on thesupport 19 of slide plate 4 one sides, and drivelink 18 ends are in conjunction withtravel switch 500, anddrive link 18 can touchtravel switch 500 while swinging.Drive link 18 front ends have detectingplate 21, and detectingplate 21 is for contacting patient'shealth.Drive link 18 can move along with patient's breathing, thereby can make circuit turn-on or the disconnection of travel switch 500.Drive link 18 has a plurality of lockable movable joint.During detectingplate 21 contact patients' health, if the position afterdrive link 18 is locked in to patient is air-breathing and completes, the circuit oftravel switch 500 is conductings; So, only have this moment, change-overswitch 400 could be connectedsolenoid 202, and inserting needle.Propulsive control mechanism forms after linkage structure through dynamic pickup and propeller 1, and the position because of patient in the time of effectively reducing inserting needle changes the operate miss problem occurring.

Referring to Fig. 2.Described propeller 1 is provided with locking mechanism.Onspanner 200, have screw rod, on propeller 1, have screwed hole, the screw rod onspanner 200 screws in the screwed hole on propeller 1, androtary spanner 200 can make screw rod locking propulsion tube 204.Propeller 1 arranges after locking mechanism, and doctor can be locked in appropriate location by the puncture needle on propeller 1 easily.

Claims (6)

1. a mobile inserting needle platform, comprises locomotive (8), it is characterized in that, locomotive is provided with elevating mechanism and steering mechanism on (8), there is longitudinal slide unit in steering mechanism, and steering mechanism connects propeller (1), and propeller (1) has propulsive control mechanism and needle set clamping device.

2. a kind of mobile inserting needle platform according to claim 1, is characterized in that, described propulsive control mechanism forms linkage structure through dynamic pickup and propeller (1).

3. a kind of mobile inserting needle platform according to claim 1, is characterized in that, described propeller (1) is electromagnetic propulsion structure propeller.

4. a kind of mobile inserting needle platform according to claim 3, is characterized in that, described electromagnetic propulsion structure propeller inside 3 solenoids (202) of at least connecting, and solenoid (202) connects power supply through circuit changing switch; Propulsion tube (204) is placed in solenoid (202), and propulsion tube (204) forms and is slidably connected with solenoid (202); On propulsion tube (204), be provided with magnetic circle (205), resetting-mechanism and needle set clamping device.

5. a kind of mobile inserting needle platform according to claim 1, is characterized in that, described propeller (1) is provided with locking mechanism.

6. a kind of mobile inserting needle platform according to claim 1, it is characterized in that, described longitudinal slide unit consists of slide plate (4) and slide rail (6), slide plate (4) forms and is slidably connected with slide rail (6), slide rail (6) has locking mechanism, has handle (5) on slide plate (4).

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