CN104287774B - Handheld auxiliary scanning device - Google Patents
Handheld auxiliary scanning device Download PDFInfo
- Publication number
- CN104287774B CN104287774B CN201410505837.1A CN201410505837A CN104287774B CN 104287774 B CN104287774 B CN 104287774B CN 201410505837 A CN201410505837 A CN 201410505837A CN 104287774 B CN104287774 B CN 104287774B
- Authority
- CN
- China
- Prior art keywords
- ultrasonic probe
- screw
- hand
- auxiliary equipment
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/483—Diagnostic techniques involving the acquisition of a 3D volume of data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4209—Details of probe positioning or probe attachment to the patient by using holders, e.g. positioning frames
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/4461—Features of the scanning mechanism, e.g. for moving the transducer within the housing of the probe
Abstract
The invention discloses a handheld auxiliary scanning device. The handheld auxiliary scanning device comprises an H-shaped hollow shell, a scanning transmission mechanism fixed to the hollow shell, and an ultrasonic probe support in transmission connection with the scanning transmission mechanism. A handheld handle is formed by the two lower ends of the H-shaped hollow shell, an ultrasonic probe is fixed to the ultrasonic probe support, and the scanning transmission mechanism drives the ultrasonic probe support to move in a linear mode so as to enable the ultrasonic probe to continuously and stably collect two-dimensional carotid artery section images at different positions. When used in cooperation with the ultrasonic probe, the handheld auxiliary scanning device can assist the ultrasonic probe to continuously, accurately and stably collect the two-dimensional ultrasonic images.
Description
Technical field
The present invention relates to acquisition technology field, particularly relates to a kind of hand-held scanner auxiliary equipment.
Background technology
Medical ultrasound image technology is the detailed internal configuration of the easy non-intervention type assessment tissue with organ of current main flow,
For assessment, diagnosis, it is intended that therapeutic scheme and the method for determining curative effect.However, conventional two-dimensional ultrasonic image scanning is with more
Individual defect：
1. conventional ultrasound images are two-dimentional, and diagnosis person must be changed to be formed in brains to two-dimensional images
The three dimensional structure of one complexity, this can cause changeableness, and incorrect diagnosis is also resulted in sometimes；
2. the two-dimensional ultrasonic image plane of pair organ is localized, and it is extremely difficult to be reconstructed after.This
So that this method easily malfunctions, and it is very limited for the ability that advancing of disease and decline carry out quantitative research, especially
When tiny change is tracked；
3. the body structure of patient often limits the angle of image, leads to not observe for disease assessment is most preferable
The plane of delineation；
4. interventional therapy plan and for the continuous monitoring of disease needs correct and accurately volume of quantity.But two dimension is super
Sound is variable, and sometimes not accurate enough, and three-D ultrasonic guarantees estimating for the accurate and less changeableness for anatomical structure
Calculate.
As can be seen here, the demand of 3-D view is built by the information obtained in two-dimensional ultrasonic image currently for raising
It is increasingly notable.Collection for building the two-dimensional ultrasonic image of 3-D view need to guarantee it is continuous, stable, therefore as adopting
Collection two-dimensional ultrasonic image scanning means must assure that accurate positioning and gather two-dimensional ultrasonic image can be controllable and stable.
The content of the invention
In view of this, it is an object of the invention to propose a kind of hand-held scanner auxiliary equipment, use with reference to ultrasonic probe
When, can assisting ultrasonic probe be continuous, accurately, stably gather two-dimensional ultrasonic image.
Based on above-mentioned purpose the present invention provide hand-held scanner auxiliary equipment, including：" H " font hollow housing, it is fixed
Scanning drive mechanism on the hollow housing, the ultrasonic probe stent being connected with the scanning drive mechanism；
Two lower ends of " H " the font hollow housing are formed as hand-held handle, in the ultrasonic probe stent
Fixed ultrasonic probe, the scanning drive mechanism enables ultrasonic probe continuous by driving ultrasonic probe stent linear motion
Stably gather the arteria carotis two-dimensional slice image of diverse location.
In some embodiments, it is described scanning drive mechanism include motor, turn-screw, lead screw transmission gear,
Motor-driven gear, bracket slide, transmission case；
The motor be arranged in parallel with turn-screw, and the end in the same direction of the two connects respectively motor-driven gear and leading screw
Travelling gear, the motor-driven gear and lead screw transmission gear are connected；
The turn-screw outer surface is provided with external screw thread, and the bracket slide includes internal thread through hole, the female thread
The external screw thread that through hole is arranged with the turn-screw outer surface is engaged so that turn-screw realizes screw thread with bracket slide screw thread
Transmission；The transmission case includes the groove that cross sectional shape is essentially identical and size is of substantially equal in section and bracket slide, described
When scanning auxiliary handheld device assembling is completed, the turn-screw is respectively positioned in the groove with bracket slide, and the support is slided
Block top is fixedly connected with ultrasonic probe stent；
The motor is rotated by the rotation of drive motor travelling gear and organizine thick stick travelling gear transmits driving force
To turn-screw, rotated by turn-screw and drive bracket slide to move along a straight line along transmission case, so as to drive ultrasonic probe stent
Linear motion.
In some embodiments, the inner space of two upper ends of described " H " font hollow housing is respectively formed as
One inner space and the second inner space, the horizontal hollow body of " H " the font hollow housing and its respectively with two upper ends
Connecting portion is formed as the 3rd inner space；
It is located in the motor and motor-driven gear in the 3rd inner space, the lead screw transmission gear located at the
Two inner spaces, the turn-screw and transmission case are erected between two upper ends of described " H " font hollow housing.
In some embodiments, two end faces of the transmission case connect respectively the first end cap and the second end cap, described
Second end cap is located between lead screw transmission gear and transmission case end face；First end cap and the second end cap and transmission case end face phase
The end face of contact is embedded with respectively limit switch；First end cap and the second end cap respectively in located at the first inner space and the
Two inner spaces.
In some embodiments, the end face that first end cap does not contact with transmission case end face is fixedly connected rotating parachute
Gear, the rotating parachute gear is engaged by the toothed edge of the two with fixing bevel gear and is interconnected, from the fixed umbrella
The turn-screw passed through in the central through hole of gear is fixed on described " H " word by being assemblied in the compression spring of turn-screw end
The inner surface of the upper end comprising the first inner space of shape hollow housing；
The rotating parachute gear, fixing bevel gear, compression spring are interior to be located at the first inner space.
In some embodiments, it is provided with the first dentation for caving at equal intervals along the side end face edge of first end cap
Groove, the locking press button being flexibly set on the inner surface of the upper end comprising the second inner space of described " H " font hollow housing
On be provided with the first detent projection being engaged with first Dentate groove.
In some embodiments, the ultrasonic probe stent include carrier base, curved wall, articulated jib, rubber bandage,
Gimbals；
The carrier base is the hollow cylinder of partial cylinder shape and top has end cap, and the curved wall is fixedly connected and props up
The side of stand and perpendicular to the carrier base end cap, the curved wall top is provided with the lock for stretching out laterally；
The articulated jib is hinged with carrier base and hinge point is relative with curved wall fixed position, the articulated jib end
Rubber bandage is fixedly connected, the rubber bandage end is provided with equal intervals the lockhole with the lock interlocking；
The gimbals are nested in carrier base bottom, and the end of the fixing bolt passed through from the two central through hole is fixed on
The bracket slide top.
In some embodiments, the articulated jib, rubber bandage, the quantity of lock are two.
In some embodiments, the edge of carrier base end cap and the both sides of the edge of curved wall are provided with rubber
Support bar.
In some embodiments, also including rotation lock button and spring；
The hollow push button main body of the rotation lock button including one end open, be fixed at the opening of button body and
Two catch for extending laterally, the second detent projection for protruding from button body side wall, one end of the spring be fixed on by
The medial wall of button main body；
Be provided with that shape is engaged with button body on the side wall of the not connected curved wall of the carrier base and articulated jib by
Buttonhole, the medial wall of the close upper surface of the gimbals is first-class to be arranged at intervals with the second Dentate groove；
When the ultrasonic probe stent assembling is completed, second detent projection just engages with the second Dentate groove, and presses
Two catch of button main body are fitted in support base inner surface, and the movable end of the spring connects with the surface of the fixing bolt
Touch.
From the above it can be seen that the hand-held scanner auxiliary equipment hand-held scanner auxiliary equipment that the present invention is provided,
Ingenious structure design between its housing, scanning drive mechanism, ultrasonic probe stent so as to the ultrasound installed thereon can be aided in
Probe is continuous, accurately, stably gather two-dimensional ultrasonic image.
Further, by devising " H " font hollow housing, in the overall situation, hand-held scanner auxiliary equipment is stabilized
Hand-held scanner auxiliary equipment, it is known and consistent to cause during the entire process of scanning along the position of blood vessel；In office
In portion, by the head positioning of ultrasonic probe in correct anatomical structure and position so that ultra sonic imaging optimal quality.Also, it is complete
The design of office's stability " H " font hollow housing, it is allowed to which the stable twelve Earthly Branches of ultrasonic probe can independently be on the sick bed of patient
Patient and sonographer all provide stability；In the design of " H " type, two lower ends formation of " H " the font hollow housing
Handle, can make hand-held scanner auxiliary equipment hand-held scanner auxiliary equipment vertical in bed, and now the head of ultrasonic probe has foot
Enough height are being directed at the carotid artery of patient；By the way that the bottom of hand-held scanner auxiliary equipment is firmly supported, ultrasonic doctor
Angle of inclination can easily be changed to obtain the optimal angle of incidence for patient vessel；The advantage of the design is can to allow not
Trained user can also perform straight, linear scanning, it is also possible to allow skilled user to be scanned with one-handed performance；Meanwhile,
This design advantage be：For the particularity demand of anatomical structure allows scanning person to overcome and avoids the group than comparatively dense
Knit to strengthen the degree of exposure of blood vessel；A typical blood flow paths can be accommodated；And the multiformity of the supine position to patient
Carry out strong supplement.
Further, designed by the special construction between rotating parachute gear, fixing bevel gear, compression spring, made
The ability that bracket slide has radial rotary is obtained, the deflection angle that user adjusts ultrasonic probe is so allowed for, in handle front
In the case of gripping, ultrasonic probe stent can rotate and be maintained at appointing between -90 ° to 90 ° around the axis direction of bevel gear
What angle (wherein, -90 ° of collection faces for referring to ultrasonic probe point to immediately below (state as shown in Figure 1) ,+90 ° refer to it is super
Point to surface (state as shown in Figure 1) in the collection face of sonic probe), the angle can be set with small interval,
Or it is set as any one angle；Once accurately scan to obtain, need to apply 3～5 pounds to patient by ultrasonic probe
Power；So ultrasonic probe stent allows for bearing minimum 5 pounds power, here by compression spring keeping fixing bevel gear
With the engaging structure of rotating parachute gear composition so that ultrasonic probe stent will not be rotated.
Preferably, the motor is arranged at the middle part of " H " font hollow housing, so as to ensure that hand-held scanner is aided in
The barycenter of equipment is placed in the middle.
Further, by the motor-driven gear and lead screw transmission gear of the engineering plastics material using nonmetallic system,
So that hand-held scanner auxiliary equipment is overall more slim and graceful, quiet, and need not be to motor-driven gear and lead screw transmission gear
Carry out intermittent oiling process.
Description of the drawings
The structural representation of the hand-held scanner auxiliary equipment embodiment that Fig. 1 is provided for the present invention；
The configuration schematic diagram of the hand-held scanner auxiliary equipment embodiment that Fig. 2 is provided for the present invention；
Fig. 3 is quick-fried for the part-structure of the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment for providing of the invention
Fried schematic diagram；
The master of the internal structure of the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that Fig. 4 is provided for the present invention
View；
Fig. 5 sees for the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment for providing of the invention from left side
The dimensional structure diagram examined；
The inclining from right side for scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that Fig. 6 is provided for the present invention is seen
The dimensional structure diagram examined；
The top view of the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that Fig. 7 is provided for the present invention；
Fig. 8 bows for the internal structure of the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment for providing of the invention
View；
In the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that Fig. 9 is provided for the present invention at the first end cap
Mplifying structure schematic diagram；
Mutual interlocking gear in the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that Figure 10 a are provided for the present invention
Left view；
Mutual interlocking gear in the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that Figure 10 b are provided for the present invention
Front view；
The detonation configuration of the ultrasonic probe stent embodiment of the hand-held scanner auxiliary equipment that Figure 11 is provided for the present invention shows
It is intended to；
Rotation lock button in the ultrasonic probe stent embodiment of the hand-held scanner auxiliary equipment that Figure 12 is provided for the present invention
Structural representation.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in more detail.
It should be noted that the statement of all uses " first " and " second " is for differentiation two in the embodiment of the present invention
The entity of individual same names non-equal or the parameter of non-equal, it is seen that " first " " second " should not only for the convenience of statement
The restriction to the embodiment of the present invention is interpreted as, subsequent embodiment is no longer illustrated one by one to this.
Referring to the drawings 1 and accompanying drawing 2, the respectively structural representation of the hand-held scanner auxiliary equipment embodiment that the present invention is provided
Figure and configuration schematic diagram.
The hand-held scanner auxiliary equipment, including：" H " font hollow housing 300, is fixed on the hollow housing 300
On scanning drive mechanism 200, with the scanning ultrasonic probe stent 100 that is connected of drive mechanism 200；
Two lower ends of " H " the font hollow housing 300 are formed as hand-held handle, and diagnosis person is by by finger
Handle is held through the breach 305 handle；Ultrasonic probe (not shown) is fixed in the ultrasonic probe stent 100；
When using, ultrasonic probe is adjacent to patient's cervical region, and the scanning drive mechanism 200 is by driving ultrasonic probe stent
100 linear motions enable ultrasonic probe that the carotid artery two dimension slicing figure of diverse location is gathered along patient's cervical region continuous-stable
Picture, for the carotid 3-D view of subsequent builds patient.
Wherein, the ultrasonic probe can be marketed ultrasound machine or built-in ultrasonic module, or any one clinic makes
Or the medical supersonic machine of supervision department's approval.Preferably, the ultrasonic system of minimal configuration should include following characteristic：B ultrasonic
Configuration, the linear probe (blood vessel probe is ideal) of 7-10MHz (minimum to can reach 5.5MHz, highest 12MHz), and be furnished with
CV, DVI, VGA or HDMI output (for the output of acquired image).
On other occasions, for " H " the font hollow housing 300, it is further recommended that using a kind of prolongation or can stretch
The foot designs of contracting, to allow handle to be applied to diversified patient.This telescopic component can be accommodated in handss
In handle box, with the function of extending with locking, this function can be realized using various prior arts.For example：Using a bolt
System come extend one or more be accommodated in H types design in foot.Tensile foot edge can also be made using slider bar system
Line slip is entered in the bottom for the design of H types, is then parked in a position locking for presetting increment, or is carried out with the lock of compression
Locking.In another kind of variant, handle uses a kind of design for being also carried out limiting to angle of inclination.It used forward and to
The support arm for extending afterwards, handle is locked at a specific angle.
Further, in some optional embodiments, there is provided a kind of scanning of the hand-held scanner auxiliary equipment
The implementation of drive mechanism, with reference to accompanying drawing 1 and accompanying drawing 2, and 3-8 referring to the drawings, it is described.Accompanying drawing 3-8 is respectively
Exploded perspective view, the inside of the part-structure of the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment that the present invention is provided
The front view of structure, from the dimensional structure diagram of left side observation, from the dimensional structure diagram of right side oblique view, bow
The top view of view, internal structure.
The scanning drive mechanism 200 includes that motor 209, turn-screw 202, lead screw transmission gear 207, motor are passed
Moving gear 208, bracket slide 204, transmission case 201；
The motor 209 be arranged in parallel with turn-screw 202, end in the same direction (the driving electricity shown in Fig. 2-8 of the two
The right-hand member of machine 209 and the right-hand member of turn-screw 202) connect motor-driven gear 208 and lead screw transmission gear 207 respectively, it is described
Motor-driven gear 208 and lead screw transmission gear 207 are connected；
The outer surface of the turn-screw 202 is provided with external screw thread 2021 (3-8 referring to the drawings), and the bracket slide 204 is wrapped
Include internal thread through hole 2044, the phase of external screw thread 2021 that the internal thread through hole 2044 is arranged with the outer surface of the turn-screw 202
Coordinate and turn-screw 202 is threadedly coupled with bracket slide 204；The transmission case 201 includes section with bracket slide 204
The groove 2011 that cross sectional shape is essentially identical and size is of substantially equal, when the hand-held scanner auxiliary equipment assembling is completed, institute
State turn-screw 202 to be respectively positioned in the groove 2011 with bracket slide 204, and the top of the bracket slide 204 and ultrasound
Probe bracket 100 is fixedly connected；
The motor 209 is rotated, and is rotated by drive motor travelling gear 208 and organizine thick stick travelling gear 207 will
Driving force (power of rotation) passes to turn-screw 202, is rotated by turn-screw 202 and drives bracket slide 204 along transmission case
201 linear motions (because bracket slide 204 is essentially identical with the cross sectional shape of groove 2011 and size is of substantially equal, therefore
The outer peripheral face of frame slide block 204 is brought into close contact with the inwall of groove 2011, then turn-screw 202 and bracket slide 204 are in groove
Carry out pumping to screw-driven in 2011), so as to drive ultrasonic probe stent 100 to move along a straight line.
Wherein, as shown in figure 3, an optional embodiment of the bracket slide 204, including the slide block of rectangular shape
The support connection end 2041 of main body 2042 and flat elliptic cylindrical shape, internal thread through hole 2044 runs through the slider body 2042,
The top of frame connection end 2041 is provided with screwed hole 2043, for the fixation of ultrasonic probe stent 100.Optionally, the transmission case 201
Top is also provided with lid 203, and the cross section of the upper lid 203 is provided with through upper lid for the top of arch and upper lid 203
The opening 2031 at top, the width of the opening 2031 is adapted with the shape of support connection end 2041.
Preferably, referring to the drawings 2, in some optional embodiments, " H " the font hollow housing 300 first on
The inner space of the upper end 302 of end 301 and second is respectively formed as the first inner space and the second inner space, " H " font
The horizontal hollow body of hollow housing and its with the connecting portion of two upper ends be formed as the 3rd inner space 303 respectively；
The 3rd inner space 303, the lead screw transmission tooth are located in the motor 209 and motor-driven gear 208
The second inner space 302 is located in wheel 207, the turn-screw 202 is erected at described " H " font hollow shell with transmission case 201
Between first upper end 301 and the second upper end 302 of body.
Optionally, in the 3rd inner space 303, on the inwall of " H " the font hollow housing fixation is additionally provided with
Support the fixed supporting seat 304 of motor 209.
Preferably, referring to the drawings 2, in some optional embodiments, two end faces of the transmission case 201 connect respectively
First end cap 2121 and the second end cap 2122, second end cap 2122 is located at lead screw transmission gear 207 and the end face of transmission case 201
Between；The end face that the end cap 2122 of first end cap 2121 and second contacts with transmission case end face is embedded with respectively limit switch
213；First end cap, 2121 and second end cap 2122 is interior respectively to be located at the first inner space and the second inner space.
Optionally, referring to the drawings 3, the end cap 2122 of first end cap 2121 and second and the connecting portion of turn-screw 202
It is also respectively provided with bearing 214.
Preferably, referring to the drawings 9, the scanning drive mechanism embodiment of the hand-held scanner auxiliary equipment provided for the present invention
In mplifying structure schematic diagram at the first end cap；In some optional embodiments, first end cap 2121 not with transmission case
The end face that 201 end faces contact be fixedly connected rotating parachute gear (the dentation end face of the first end cap 2121 in Fig. 9, here, rotating parachute
Gear and the first end cap 2121 are formed in one), the rotating parachute gear working in coordination by the two with fixing bevel gear 205
Toothed edge occlusion and interconnect, from the driving wire that the central through hole (not shown) of the fixing bevel gear 205 is passed through
Thick stick 202 is fixed on institute by being assemblied in the compression spring 206 of the end of the turn-screw 202 (the turn-screw left end in Fig. 9)
The inner surface of first upper end 301 comprising the first inner space of " H " font hollow housing 300 is stated, can be most left specifically
On the medial wall at end；The rotating parachute gear, fixing bevel gear 205, compression spring 206 are interior to be located at the first inner space.
Further, referring to the drawings 10a and 10b, the respectively scanning of the hand-held scanner auxiliary equipment that the present invention is provided
The left view and front view of mutual interlocking gear in drive mechanism embodiment；In some optional embodiments, in order to not allow described
Frame slide block 204 arbitrarily rotates, and arranges mutual interlocking gear, and the mutual interlocking gear is included along the side end face edge of second end cap 2122
The first Dentate groove 2071 caved in for arranging at equal intervals, be flexibly set in " H " the font hollow housing 300 comprising in second
Locking press button 215 on the inner surface of second upper end 302 in portion space, and arrange on locking press button 215 with described first
The first detent projection 2151 that Dentate groove 2071 is engaged；By pressure locking button 215 so that the first detent projection 2151 takes off
From the first Dentate groove 2071, so as to the second end cap 2122 can enable bracket slide 204 around biography around the rotation of turn-screw 202
Dynamic leading screw 202 arbitrarily rotates；Rotating to needs after angle, unclamps locking press button 215, and the first Dentate groove 2071 is convex with the first dentation
Play 2151 to engage again, the second end cap 2122 is fixed again.
Optionally, the locking press button 215 includes the stator 2152 being fixed on inside " H " font hollow housing 300, institute
The main body for stating locking press button 215 is fixed on stator 2152 by adjustable spring 2154, and first detent projection 2151 sets
It is placed in the main body of locking press button 215 one side relative with the second end cap 2122, can also prolongs in the main body of the locking press button 215
Stretch out the extension bar 2153 contacted with stator 2152.
Preferably, referring to the drawings 11, the ultrasonic probe stent of the hand-held scanner auxiliary equipment provided for the present invention is implemented
The configuration schematic diagram of example；In some optional embodiments, the ultrasonic probe stent 100 includes carrier base, curved side
Wall 101, articulated jib 105, rubber bandage 106, gimbals 102；
The carrier base is the hollow cylinder of partial cylinder shape and top has end cap, and the curved wall 101 is fixed and connected
Connect the side of carrier base and perpendicular to the carrier base end cap (carrier base and curved wall 101 can be integrally formed),
The top of the curved wall 101 is provided with the lock 103 for stretching out laterally；
The articulated jib 105 is hinged and hinge point and curved wall 101 and the fixed position phase of carrier base with carrier base
Right, the end of the articulated jib 105 is fixedly connected rubber bandage 106, the end of the rubber bandage 106 be provided with equal intervals with it is described
The lockhole 107 of the interlocking of lock 103；
The gimbals 102 are nested in carrier base bottom, respectively from first tapped through hole 109 and second at the two center
It (is optionally bracket slide that the end of the fixing bolt 108 that tapped through hole 1022 is passed through is fixed on the top of the bracket slide 204
The screwed hole 2043 of the support connection end 2041 on 204 tops), so as to by ultrasonic probe stent 100 and scanning the phase of drive mechanism 200
It is fixed.
Optionally, the articulated jib 105, rubber bandage 106, the quantity of lock 103 are two.The carrier base end cap
Edge and the both sides of the edge of curved wall 101 be provided with rubber bar 110.
Ultrasonic probe is placed in rubber bar 110, and rubber bandage 106 is fixed by articulated jib 105 and carrier base, rubber
The lockhole 107 of glue bandage 106 is fastened with lock 103 so that ultrasonic probe is firmly fastened by rubber bandage 106；Rubber bandage 106
Very flexibly, lockhole 107 is all left in the position of different length, for coordinating lock 103, is visited with fastening various sizes of ultrasound
Head；Ultrasonic probe can easily be fastened and unclamped with handss.
Further, referring to the drawings 12, the ultrasonic probe stent reality of the hand-held scanner auxiliary equipment provided for the present invention
Apply the structural representation of rotation lock button in example；In some optional embodiments, with reference to referring to the drawings 11, the hand-held is swept
Retouching the ultrasonic probe stent 100 of auxiliary equipment also includes rotation lock button 104 and spring 111；
The rotation lock button 104 includes the hollow push button main body 1041 of one end open, is fixed on button body 1041
(optional, referring to the drawings 12, two catch 1043 are symmetricly set on two catch 1043 for extending at opening and laterally
The both sides of button body 1041), protrude from the second detent projection 1042 of the side wall of button body 1041, one end of the spring 111
It is fixed on the medial wall of button body 1041；
Shape and button body 1041 are provided with the side wall of the not connected curved wall 101 of the carrier base and articulated jib 105
The button hole being engaged, the medial wall of the close upper surface of the main body 1021 of the gimbals 102 is first-class to be arranged at intervals with
Two Dentate grooves 1024；
When the assembling of the ultrasonic probe stent 100 is completed, second detent projection 1042 is firm with the second Dentate groove 1024
Good engaging, and two catch 1043 of button body 1041 are fitted in support base inner surface, the movable end of the spring 111 and institute
The surface for stating fixing bolt contacts；
When need to make carrier base relative to rotate with gimbals 102 when, press rotation lock button 104, the second detent projection
1042 separate with the second Dentate groove 1024, you can runing rest seat；Unclamp rotation lock button 104, the second detent projection 1042 with
Second Dentate groove 1024 engages again, and carrier base is fixed again with the relative position of gimbals 102.
In order that ultrasonic probe can be applied to Doppler scannings (needing the scanning angle with 30 °), the ultrasonic probe
Support is required to rotate 30 ° of angles in both direction；It is therefore advantageous to, the quantity of the second detent projection 1042 is 2, institute
The quantity for stating the second Dentate groove 1024 is 4；Meanwhile, when the second detent projection 1042 is fastened on middle two the second Dentate grooves
When 1024, ultrasonic probe is located at positive direction；When the second detent projection 1042 is fastened on two the second Dentate grooves 1024 in left side, surpass
Sonic probe is rotated as axle with the axis of fixing bolt 108 and is tilted to the left 30 °；When the second detent projection 1042 is fastened on right side two
During individual second Dentate groove 1024, ultrasonic probe is rotated as axle with the axis of fixing bolt 108 and is tilted to the right 30 °.
Although above-described embodiment specifically discloses the specific embodiment of ultrasonic probe stent, interchangeable ultrasonic probe
Fastening method includes being popped one's head in for special ultrasonic, and (ultrasonic probe is inserted into ultrasonic probe for the ultrasonic probe stent of pressing mold customization
In frame), probe assembly itself is built into into (the output comprising two ultrasonic probe gathered datas in handle：One output arrives super
Sound machine, an output is to computer)；Or handle control function is built in ultrasonic machine.Another alternative plan is：It is super
Sonic probe support shows as a universal stand, be specific ultrasonic probe pressing mold made by pad pad up, universal stand
Pad is removable.So can be fastened using any of the above-described method.
Also some fastening ultrasonic probes alternative approach by it is following one or more constitute：Stickiness belt, hasp belt,
Spring locking mechanism, or jig arm.The mechanism of being hinged can also be made up of following one or more alternative approach：Ratchet system, scalable
Clip, or the motor-driven lock system of electronics.
Further, component of the hand-held scanner auxiliary equipment comprising plastics and metal is super with mobile for connecting
Sonic probe, and protect with minimum water proof and dust proof.Shell water proof and dust proof grade is set as IP32 by the implementation of recommendation, it
Avoid the entrance of the granule of more than 2.5mm, and the direct sprinkling of the water higher than 15 ° of horizontal plane.Preferably, the turn-screw
The external screw thread 2021 that 202 outer surfaces are arranged adopts flat thread --- and it is maximally effective, and frictional force is minimum, and can bear bigger
Power.Preferably, using the screw thread of ACME standards cut using the screw thread of 29 degree angles of rifling；The implementation of recommendation is used
A diameter of 3/8 " rustless steel, screw thread specification is the turn-screw of ACME.When turn-screw is rotated, according to the rule of ACME
Case marker is accurate, and it is converted to for each revolution, bracket slide movement 1/12 ".
In a kind of optional embodiment, the turn-screw of 60mm obtains neck there is provided enough length (30mm in front and back) and moves
The image in arteries and veins bifurcation region.Other optional schemes are：Turn-screw is full-length, and advance distance is set to fixed or can
Become；Variable propulsion length can be for example：The position of manual moving limit switch, or modification hand-held scanner auxiliary equipment
Hardware setting；Limit switch by Mechanical Driven, or can be used sensors to monitor the change of magnetic field or electric capacity, so as to control
Limit switch processed.
The bracket slide 204 can be made of a variety of materials, such as iron and steel, aluminum or plastics (acetal).At one not
In limited example, bracket slide 204 is made up of acetal, the shape with 25mm × 18mm × 20mm (length, width and height) so that
It can glossily be moved along leading screw.In this example, transmission case is constrained by groove, and groove is a plastic cylinder
In open the groove of 18mm × 20mm.It should be noted that：The material of transmission case can using aluminum, plastics (ABS, PE, Teflon etc.),
Thermoplastic (POM) or the material with equal attribute, these materials can limit first noise, electromagnetic interference, vibration and
Mitigate weight.
More also it is used for controlling the alternative in the propulsion path of bracket slide, for example：Turn-screw can be by one
Simple guide rod is substituted, and guide rod allows bracket slide to move freely through, and can be promoted with handss or linear thruster.At this
In the case of kind track is entirely limited ultrasonic probe stent rotation, guide rod is not required, unless it is used to slide support
Block provides a power.
Further, in above-mentioned embodiment, promoted with constant speed along scanning pattern using a motor
Ultrasonic probe stent.The minimal torque that motor needs is 89Nm, (now false with the movement for providing smooth in scanning process
Stable drive ratio is 22:1, and slide block enters line slip along the leading screw through good lubrication).The torque value is by being scanned
When ultrasonic probe is firmly pressed in enough power that patient's carotid artery provided to carry out selection.One kind is achieved in that and uses
A kind of little brushless DC servomotor (Micromo companies produce,<0.5kg, about 8cm).The model is sensed using Hall effect
Device as encoder, and including the motor driver (BX4 of Faulhaber 2250 are serial) being integrated in motor casing, its handle
Electric machine controller is integrated in motor to help reduce electromagnetic interference, and is reduced overall dimensions and reduced line complexity.It is optional
Motor include that Parker RS are serial, Maxon GPX serial (LN of GPX 22), and Moog BN12 are serial.
Optionally, the material of the motor-driven gear 208 and lead screw transmission gear 207 can be iron and steel, aluminum, or plastics
(nylon plastic(s), bakelite, acetal).Preferably, the motor-driven gear 208 and lead screw transmission gear 207 adopt Buddhist nun
Imperial plastic gear, each has 40 teeth.One or more conveyer belts are used for substituting gear in alternative, by the power of motor
It is sent to turn-screw.Conveyer belt system is applied to motor apart from the distant situation of turn-screw, or in order to reduce making an uproar
Sound and use.In another implementation, direction force is applied to bracket slide using one or more linear thrusters.Propulsion
Device can be any type of (electronic, pneumatic, piezoelectricity), and along the axially placed of direct of travel.
From the above it can be seen that the hand-held scanner auxiliary equipment that the present invention is provided, its housing, scanning driver
Ingenious structure design between structure, ultrasonic probe stent so as to can continuously, accurately, stably gather two-dimensional ultrasonic image.
Further, by devising " H " font hollow housing, in the overall situation, hand-held scanner auxiliary equipment is stabilized,
It is known and consistent to cause during the entire process of scanning along the position of blood vessel；Partially, by the head of ultrasonic probe
Portion is positioned at correct anatomical structure and position so that ultra sonic imaging optimal quality.Also, global stability " H " font is hollow
The design of housing, it is allowed to which the stable twelve Earthly Branches of ultrasonic probe can independently be patient and sonographer is all carried on the sick bed of patient
For stability；In the design of " H " type, the handle of two lower ends formation of " H " the font hollow housing can make hand-held scanner
Auxiliary equipment is vertical in bed, and now the head of ultrasonic probe has enough height to be directed at the carotid artery of patient；By will be hand-held
The bottom of formula scanning auxiliary equipment firmly supports, and ultrasonic doctor can easily change angle of inclination to obtain for patient's blood
The optimal angle of incidence of pipe；The advantage of the design is that untrained user can be allowed also to perform straight, linear scanning,
Also skilled user can be allowed to be scanned with one-handed performance；Meanwhile, the advantage of this design is：For the particularity of anatomical structure is needed
Ask and scanning person is overcome and avoids the tissue than comparatively dense from strengthening the degree of exposure of blood vessel；An allusion quotation can be accommodated
The blood flow paths of type；And the multiformity to the supine position of patient carries out strong supplement.
Further, designed by the special construction between rotating parachute gear, fixing bevel gear, compression spring, made
The ability that bracket slide has radial rotary is obtained, the deflection angle that user adjusts ultrasonic probe stent is so allowed for, in handle
In the case that front grips, ultrasonic probe stent can rotate and be maintained between -90 ° to 90 ° around the axis direction of bevel gear
Any angle (wherein, -90 ° of collection faces for referring to ultrasonic probe point to immediately below (state as shown in Figure 1) ,+90 ° are
Point to surface (state as shown in Figure 1) in the collection face for referring to ultrasonic probe), the angle can be set with small interval
It is fixed, or it is set as any one angle；Once accurately scan to obtain, need to apply 3～5 to patient by ultrasonic probe
The power of pound；So ultrasonic probe stent allows for bearing minimum 5 pounds power, here by compression spring keeping fixing umbrella tooth
The engaging structure of wheel and rotating parachute gear composition so that ultrasonic probe stent will not be rotated.
Preferably, the motor is arranged at the middle part of " H " font hollow housing, so as to ensure that hand-held scanner is aided in
The barycenter of equipment is placed in the middle.
Further, by the motor-driven gear and lead screw transmission gear of the engineering plastics material using nonmetallic system,
So that hand-held scanner auxiliary equipment is overall more slim and graceful, quiet, and need not be to motor-driven gear and lead screw transmission gear
Carry out intermittent oiling process.
Those of ordinary skill in the art should be understood：The specific embodiment of the present invention is the foregoing is only, and
The restriction present invention, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. are not used in,
Should be included within protection scope of the present invention.
Claims (10)
1. a kind of hand-held scanner auxiliary equipment, it is characterised in that
Including：" H " font hollow housing, the scanning drive mechanism being fixed on the hollow housing, with the scanning driver
The ultrasonic probe stent that structure is connected；
Two lower ends of " H " the font hollow housing are formed as hand-held handle, and " H " the font hollow housing is used
A kind of telescopic foot designs, the telescopic component of the telescopic foot designs can be accommodated in described " H " font
In hollow housing；Ultrasonic probe is fixed in the ultrasonic probe stent, the scanning drive mechanism is by driving ultrasonic probe
Frame linear motion enables ultrasonic probe continuous-stable to gather the arteria carotis two-dimensional slice image of diverse location.
2. hand-held scanner auxiliary equipment according to claim 1, it is characterised in that the scanning drive mechanism includes driving
Galvanic electricity machine, turn-screw, lead screw transmission gear, motor-driven gear, bracket slide and transmission case；
The motor be arranged in parallel with turn-screw, and the end in the same direction of the two connects respectively motor-driven gear and lead screw transmission
Gear, the motor-driven gear and lead screw transmission gear are connected；
The turn-screw outer surface is provided with external screw thread, and the bracket slide includes internal thread through hole, the internal thread through hole
The external screw thread arranged with the turn-screw outer surface is engaged so that turn-screw realizes screw-driven with bracket slide screw thread；
The transmission case includes the groove that cross sectional shape is essentially identical and size is of substantially equal in section and bracket slide, the hand-held
When scanning auxiliary equipment assembling is completed, the turn-screw is respectively positioned in the groove with bracket slide, the bracket slide top
End is fixedly connected with ultrasonic probe stent；
The motor is rotated by the rotation of drive motor travelling gear and organizine thick stick travelling gear transmits drive force to pass
Dynamic leading screw, is rotated by turn-screw and drives bracket slide to move along a straight line along transmission case, so as to drive ultrasonic probe stent straight line
Motion.
3. hand-held scanner auxiliary equipment according to claim 2, it is characterised in that " H " the font hollow housing
The inner space of two upper ends is respectively formed as the first inner space and the second inner space, " H " the font hollow housing
Laterally hollow body and its with the connecting portion of two upper ends be formed as the 3rd inner space respectively；
It is located in the motor and motor-driven gear in the 3rd inner space, the lead screw transmission gear in second
Portion space, the turn-screw and transmission case are erected between two upper ends of described " H " font hollow housing.
4. hand-held scanner auxiliary equipment according to claim 3, it is characterised in that two end faces of the transmission case point
Do not connect the first end cap and the second end cap, second end cap is located between lead screw transmission gear and transmission case end face；Described
The end face that one end cap and the second end cap contact with transmission case end face is embedded with respectively limit switch；First end cap and second
End cap is interior respectively to be located at the first inner space and the second inner space.
5. hand-held scanner auxiliary equipment according to claim 4, it is characterised in that first end cap not with transmission case
The end face that end face contacts is fixedly connected rotating parachute gear, the dentation fringe that the rotating parachute gear passes through the two with fixing bevel gear
Edge is engaged and interconnects, and the turn-screw passed through from the central through hole of the fixing bevel gear is by being fixed on the driving wire
The compression spring of thick stick end is fixed on the inner surface of the upper end comprising the first inner space of described " H " font hollow housing；
The rotating parachute gear, fixing bevel gear, compression spring are interior to be located at the first inner space.
6. hand-held scanner auxiliary equipment according to claim 4, it is characterised in that along the side end face of first end cap
Edge is provided with equal intervals the first Dentate groove caved in, be flexibly set in described " H " font hollow housing comprising inside second
The first detent projection being engaged with first Dentate groove is provided with locking press button on the inner surface of the upper end in space.
7. a hand-held scanner auxiliary equipment according to claim 2, it is characterised in that the ultrasonic probe stent includes
Stand, curved wall, articulated jib, rubber bandage and gimbals；
The carrier base for partial cylinder shape hollow cylinder and top has end cap, the curved wall is fixedly connected carrier base
Side and perpendicular to the end cap of the carrier base, the curved wall top is provided with the lock for stretching out laterally；
The articulated jib is hinged with carrier base and hinge point is relative with curved wall fixed position, and the articulated jib end is fixed
Connection rubber bandage, the rubber bandage end is provided with equal intervals the lockhole with the lock interlocking；
The gimbals are nested in carrier base bottom, and the end of the fixing bolt passed through from the two central through hole is fixed on described
Bracket slide top.
8. hand-held scanner auxiliary equipment according to claim 7, it is characterised in that the articulated jib, rubber bandage, lock
The quantity of button is two.
9. hand-held scanner auxiliary equipment according to claim 7, it is characterised in that the edge of the carrier base end cap and
The both sides of the edge of curved wall are provided with rubber bar.
10. hand-held scanner auxiliary equipment according to claim 7, it is characterised in that also including rotation lock button and bullet
Spring；
The rotation lock button includes the hollow push button main body of one end open, is fixed at the opening of button body and be outside
Two catch of side extension, the second detent projection for protruding from button body side wall, one end of the spring is fixed on button master
The medial wall of body；
The button hole that shape is engaged with button body is provided with the side wall of the not connected curved wall of the carrier base and articulated jib,
The medial wall of the close upper surface of the gimbals is first-class to be arranged at intervals with the second Dentate groove；
When the ultrasonic probe stent assembling is completed, second detent projection just engages with the second Dentate groove, and button master
Two catch of body are fitted in support base inner surface, and the movable end of the spring contacts with the surface of the fixing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505837.1A CN104287774B (en) | 2014-09-28 | 2014-09-28 | Handheld auxiliary scanning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505837.1A CN104287774B (en) | 2014-09-28 | 2014-09-28 | Handheld auxiliary scanning device |
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| CN104287774A CN104287774A (en) | 2015-01-21 |
| CN104287774B true CN104287774B (en) | 2017-04-12 |
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| CN201410505837.1A Expired - Fee Related CN104287774B (en) | 2014-09-28 | 2014-09-28 | Handheld auxiliary scanning device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662467A (en) * | 2016-02-29 | 2016-06-15 | 深圳市索诺瑞科技有限公司 | Mechanical scanning probe |
| CN109703499A (en) * | 2019-03-01 | 2019-05-03 | 佛山市锐创汽车用品有限公司 | Automobile radar support |
| CN110974307B (en) * | 2019-12-26 | 2023-02-28 | 飞依诺科技股份有限公司 | Rotation locking device and ultrasonic device |
| CN112057105B (en) * | 2020-09-11 | 2021-10-26 | 中国科学院长春光学精密机械与物理研究所 | Ultrasonic probe pressure adjusting device |
| CN113208644B (en) * | 2021-02-08 | 2022-04-08 | 首都医科大学附属北京天坛医院 | Cladding device of medical ultrasonic scanning probe |
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| CN204092026U (en) * | 2014-09-28 | 2015-01-14 | 安华亿能医疗影像科技（北京）有限公司 | Hand-held scanner auxiliary facilities |
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| CN1688255A (en) * | 2002-07-15 | 2005-10-26 | 伊格尔超声公司 | Mechanism and system of 3-dimentional scanning of ultrasound beam |
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