CN204379308U - Finger cot type ultrasonic probe - Google Patents
Finger cot type ultrasonic probe Download PDFInfo
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- CN204379308U CN204379308U CN201420771036.5U CN201420771036U CN204379308U CN 204379308 U CN204379308 U CN 204379308U CN 201420771036 U CN201420771036 U CN 201420771036U CN 204379308 U CN204379308 U CN 204379308U
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- fingerstall
- ultrasonic probe
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- finger cot
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Abstract
This utility model relates to medical instruments field, and be a kind of finger cot type ultrasonic probe coordinating puncture procedure, comprise housing, connecting device and transducer, described housing comprises fingerstall and the casing of pipe box shape, and casing is fixed on the cylindrical side of fingerstall; Have cavity volume in casing, bottom is provided with hole, and transducer is installed on casing internal, and the acoustic window of transducer is corresponding with the hole of casing to be installed.Can along fingerstall circumferential movement after connecting device one end is connected with fingerstall, the connecting device other end is fixedly connected with casing.This utility model small volume, after being enclosed within finger, doctor can carry out supersonic sounding and puncture procedure simultaneously, simplifies operating procedure; During operation, finger cot type ultrasonic probe only needs experiencing small oscillating movements just can be effective, and improves puncture success rate.Finger cot type ultrasonic probe increases between casing and fingerstall can make casing make the connecting device of circumferential movement around fingerstall, can increase the search coverage of probe, solve the problem of less probe detection limited view.
Description
Technical field
This utility model belongs to medical instruments field, is specifically related to a kind of finger cot type ultrasonic probe being suitable for vascular puncture.
Background technology
Vascular puncture technology is that the most frequently used wound that has of hospital one of operates, and relevant blood vessel puncture can provide transfusion, blood transfusion, Drug therapy, nutrition treatment, plasmapheresis, dialysis, blood gas analysis, Continuous Artero monitoring, heart, brain and the interventional therapy of each major organs or the important channel of other emergency measures for patient.At present, most puncture procedures relies on clinician to carry out body surface Anatomical orientation, clinical experience and feel, and puncture success rate is lower, easily make mistakes, and very easily produces various complication after puncture, threatens medical safety, bring misery even threat to life to patient.In recent years, ultrasonic technique be progressively applied to vascular puncture clinical in, ultrasonic technique can show intends puncture vessel and surrounding structure, improves puncture success rate, reduces vascular puncture complication.The pop one's head in operation of carrying out puncturing of using ultrasound is different from only with the operation that ultrasonic probe detects, doctor has needed observation and puncture two continuous print actions usually, puncture rate is improved in order to effectively utilize the effect of ultrasonic probe, the amplitude of both hands activity must be reduced, therefore small-sizedly and convenient become the major requirement of vascular puncture field for ultrasonic probe.
China Patent Publication No. is " CN 01268951A ", application number is " 200810044338.1 ", name is called a kind of ultrasonic guidance equipment of the disclosure of the invention of " in a kind of ultrasonic guide operation and anaesthesia monitoring device ", comprise ultrasonic probe and portion of the handle, ultrasonic probe is positioned at portion of the handle front end, and the display screen of described ultrasonic device is arranged at portion of the handle rear end.The design of miniaturization has been carried out in this invention, contribute to doctor in actual use equidirectional the carrying out of trick operate and observe.China Patent Publication No. is " CN101742968 A ", application number is " 200880018085.9 ", " wireless ultrasound probe user interface " by name also discloses the patent of invention of a kind of miniature ultrasonic probe, comprise probing shell, described probing shell encloses transducer array, probe controller and transceiver, described transceiver wirelessly sends picture signal from host computer system reception control signal to host computer system, and this invention realizes having that quality is light, the probe of the little effect of volume by simplifying component.
Above two inventions all reach the object of probe miniaturization, but due to the restriction of profile of popping one's head in, ultrasonic probe is still confined to hand held, find in Clinical practice, after doctor one only holds ultrasonic probe, another hands cannot complete puncture procedure, probe must be put down after observation terminates to puncture immediately, then again hold ultrasonic probe and detect puncture position, this operation is not only loaded down with trivial details, and the effect not having effective reflected ultrasound to pop one's head in, and is placing and is picking up in ultrasonic probe process, the hands of another operation puncture needle can be affected, and causes the error of puncture.
Small-sized, ultrasonic probe easily that clinical continuation is a kind of can coordinate puncture procedure synchronously to carry out.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, provides a kind of and can coordinate the synchronous finger cot type ultrasonic probe used of puncture, and ensures that, when popping one's head in reduction, the detection visual field is comparatively abundant, and technical scheme is as follows:
A kind of finger cot type ultrasonic probe, comprise housing and transducer, described housing comprises fingerstall and the casing of pipe box shape, and casing is fixed on the cylindrical side of fingerstall; Have cavity volume in casing, bottom is provided with hole, and transducer is installed on casing internal, and the acoustic window of transducer is corresponding with the hole of casing to be installed.
The casing connected mode of fixing outside fingerstall is the fixed form that mechanical field is conventional, and such as, by bolt and nut, trip connection or slideway connection etc., after fixing by this way, usual casing can not produce relative motion without degree of freedom.
Preferably, housing also comprises a connecting device, can along fingerstall circumferential movement after connecting device one end is connected with fingerstall, and the connecting device other end is fixedly connected with casing.Little owing to popping one's head in, obtain the swing that the larger observation visual field needs casing, for the ultrasonic probe of hand held, doctor manually can complete adjustment, the operation of finger cot type probe shows slightly inconvenience, but can reach by adding connecting device casing to have circuit oscillation effect relative to fingerstall.Described connecting device is also the connection means that conventional mechanical field is conventional, such as slideway, roller etc.
Preferably connected mode is that fingerstall cylindrical is provided with slideway, and connecting device is the take-up housing of slide block and fixing slide block; Slide block is connected in slideway, and take-up housing is connected with casing.Casing has the degree of freedom relative to fingerstall circumference in this manner, when slide block is cylindrical, can also increase one degree of freedom.Owing to not needing casing to have excessive swing during clinical practice, the angle that therefore can control slideway two ends and fingerstall central shaft controls to swing as retention device.
Preferably, the central angle that slideway two ends are corresponding is within the scope of 0 ° ~ 60 °.Within the scope of this, probe can meet and detects the visual field preferably, prevents that probe sliding scale is too large affect doctor and operate simultaneously.Described central angle refers to, the center of circle angle corresponding to the circular arc that fingerstall cross-wise direction slideway is formed at fingerstall edge.
Preferably another kind of connected mode, connecting device is universal joint, and two universal-joint forks are fixed with cylindrical and fingerstall respectively.When connecting device is universal joint, chassis movement is relatively more flexible, and naturally produce both direction degree of freedom, universal joint can be fixed in casing also can be fixed on casing outside.Control casing circumferential movement and can arrange universal joint, or be provided with the block symmetrical relative to casing in fingerstall cylindrical both sides, block controls the motion of casing as retention device, and two blocks make casing around the angle of fingerstall between 0 ° ~ 60 °.Within the scope of this, probe can meet and detects the visual field preferably, prevents that probe sliding scale is too large affect doctor and operate simultaneously.
Preferably, described fingerstall is double-decker, and internal layer is protective sleeve.
Preferably, the probe control circuit of transducer, the transceiver of control circuit are also installed in casing, and it is upper and be coupled to the user interface of described probe control circuit to be positioned at probe.After casing internal arranges wireless system, make ultrasonic probe smaller and more exquisite.
Described finger cot type ultrasonic probe can have different model to adapt to different fingers, and ultrasonic probe length is within the scope of 20 ~ 50mm, and internal diameter width is within the scope of 20mm ~ 30mm.
Described transducer can be selected piezoelectric ultrasonic transducer, detect ultrasonic transducer, magnetostriction ultrasonic transducer, and transducer frequency is within the scope of 6-12MHz.
Finger cot type ultrasonic probe of the present utility model, main body is fingerstall, and fingerstall cylindrical side is provided with casing, and casing internal places transducer, can contact body surface after the acoustic window of transducer leans out from the hole casing.Can finger be inserted in fingerstall during operation, the finger abdomen place of casing correspondence finger, need only need be inserted in the finger correspondence region of interest of fingerstall, with referring to that the casing at abdomen place presses during ultrasonic examination.This utility model small volume, after being enclosed within finger, doctor can carry out supersonic sounding and puncture procedure simultaneously, again picking up and tests, because this simplify operating procedure, and can observe puncture result constantly under not needing puncture front dump or after puncture; During operation, finger cot type ultrasonic probe only needs experiencing small oscillating movements just can be effective, and does not affect the finger of operation puncture, improves puncture success rate.Finger cot type ultrasonic probe increases between casing and fingerstall can make casing make the connecting device of circumferential movement around fingerstall, can increase the search coverage of probe, solve the problem of less probe detection limited view.
The beneficial effects of the utility model are that volume is little, easy to use, synchronously can carry out, and have search coverage significantly with puncture procedure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of this utility model fingerstall;
Fig. 3 is the structural representation of this utility model casing internal;
Fig. 4 is the schematic diagram of the another kind of structure of this utility model;
Fig. 5 is the schematic diagram of the another kind of structure casing internal of this utility model;
Wherein, 1-fingerstall 11-slideway 12-link stopper
2-casing 21-hole 3-connecting device
31-slide block 32-take-up housing 33-connecting axle
4-transducer 41-acoustic window
Detailed description of the invention
According to embodiment and accompanying drawing thereof, preferred forms of the present utility model is described in further detail.
Embodiment 1:
A kind of finger cot type ultrasonic probe, comprise other auxiliary equipments that housing, transducer 4 and transducer are relevant, housing is made up of fingerstall 1 and casing 2.Fingerstall is cylinder, inside has through hole, and fingerstall 1 is double-decker, and skin is the material having certain degree of hardness, and inner layer material is comparatively soft, and finger can in fingerstall 1 deeply.Casing 2 is positioned at the outside of fingerstall 1 cylindrical, and after finger is inserted in fingerstall 1, casing will at finger abdomen place, and there is cavity casing 2 inside, and top does not close, and a hole is arranged at bottom.Sidewall and the fingerstall of casing 2 are bolted.It is inner that transducer 4 and related accessory are installed on casing 2, and wherein the acoustic window 41 of transducer 4 is corresponding with the hole 21 in casing 2, and acoustic window 41 can pass contact body surface in order to feedback signal from hole 21.Transducer can be published according to Science Press 2004.06.01, and author is " principle of ultrasonic transducer and design " the 2nd chapter piezoelectric ultrasonic transducer of Lin Shuyu, principle in the 3rd chapter magnetostriction ultrasonic transducer manufactures.The transducer frequency manufactured is within the scope of 6-12MHz.
Embodiment 2:
As shown in FIG. 1 to 3, a kind of finger cot type ultrasonic probe, all the other are with embodiment 1, and described housing also comprises connecting device 3, and described casing 2 top closes.Connecting device 3 is slide block 31 and take-up housing 32, and slide block 31 is installed in take-up housing 32, and take-up housing 32 is fixed on the top of casing 2.Fingerstall circumferencial direction both sides have two relative to the slideways 11 of casing 2 minute surface distribution, and after slide block on connecting device 3 31 and slideway 11 clamping, connecting device 3 and casing 2 all can do circumferential movement around fingerstall.The angle that slideway 11 two ends and fingerstall are axially formed is 15 °, and therefore casing 2 is 15 ° around the angle of fingerstall 1 circumferential movement, meets the general needs detected.
Embodiment 3:
A kind of finger cot type ultrasonic probe as shown in Figure 4, Figure 5, all the other are with embodiment 1, and described object comprises connecting device 3.Connecting device 3 is universal joint, and two universal-joint forks of universal joint are connected with fingerstall 1 and casing 2 respectively, wherein completes by connecting axle 33 with the connection of casing 2.By the connection of universal joint, ultrasonic probe can complete the motion around fingerstall circumferential movement and front and back.Fingerstall 1 two ends are level and smooth curved surface, and the side of casing 2 and fingerstall 1 intersection are also comparatively level and smooth, can not hinder the degree of freedom of ultrasonic probe both direction like this.On fingerstall 1, circumferencial direction both sides have two relative to the blocks 12 of casing 2 mirror image distribution, and block 12 makes casing around the angle of fingerstall within the scope of 45 °.
Embodiment 4:
A kind of finger cot type ultrasonic probe, all the other are with embodiment 1, and casing 2 inside is also provided with the probe control circuit of transducer, the transceiver of control circuit, and it is upper and be coupled to the user interface of described probe control circuit to be positioned at probe.After casing internal arranges wireless system, make ultrasonic probe smaller and more exquisite.Fingerstall is long is 30mm, and the internal diameter of inwall is 20mm.
Embodiment 5:
A kind of arbitrary finger cot type ultrasonic probe as described in embodiment 1 ~ 4, before doctor operates puncture, first finger cot type ultrasonic probe is connected into ultrasonic device, connect with the system such as main frame, data sink, then finger cot type ultrasonic probe bush is enclosed within left-hand finger by fingerstall 1, brings glove to ensure sterile working.Rely on the transducer 4 of casing 2 inside to detect and intend puncture vessel and surrounding structure, if the visual field does not reach necessary requirement, the larger visual field is obtained by connecting device 3 rotating housing 2, doctor still can do location use with the left hand of ultrasonic probe, the right hand implements puncture procedure, after puncture, whether the probe of left hand can check puncture position accurate again, realizes detecting and puncturing the operation synchronously carried out.
Below the preferred embodiment that this utility model is created is illustrated, but this utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modification or replacement under the prerequisite without prejudice to this utility model creative spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (8)
1. a finger cot type ultrasonic probe, comprise housing and transducer (4), it is characterized in that, described housing comprises fingerstall (1) and the casing (2) of pipe box shape, and casing (2) is fixed on the cylindrical side of fingerstall (1); Casing has cavity volume in (2), bottom is provided with hole (21), it is inner that transducer (4) is installed on casing (2), and the acoustic window (41) of transducer (4) is corresponding with the hole (21) of casing (2) to be installed.
2. finger cot type ultrasonic probe according to claim 1, it is characterized in that, described housing also comprises a connecting device (3), connecting device (3) one end is connected tailing edge fingerstall (1) circumferential movement with fingerstall (1), and connecting device (3) other end is fixedly connected with casing (2).
3. finger cot type ultrasonic probe according to claim 2, it is characterized in that, described fingerstall (1) cylindrical is provided with slideway (11), the combination of the take-up housing (32) that connecting device (3) is slide block (31) and fixing slide block (31); Slide block (31) is connected in slideway (11), and take-up housing (32) is connected with casing (2).
4. finger cot type ultrasonic probe according to claim 3, is characterized in that, central angle corresponding to described slideway (11) two ends is within the scope of 0 ° ~ 60 °.
5. finger cot type ultrasonic probe according to claim 2, is characterized in that, described connecting device is universal joint, and two universal-joint forks are fixed with casing (2) and fingerstall (1) respectively.
6. finger cot type ultrasonic probe according to claim 3, it is characterized in that, described fingerstall cylindrical both sides are provided with symmetrical stop fast (12), make casing (2) around the critical angle of fingerstall (1) circumferential movement within the scope of 0 ° ~ 60 °.
7. finger cot type ultrasonic probe according to claim 1 and 2, is characterized in that, described fingerstall (1) is double-decker, and internal layer is protective sleeve.
8. finger cot type ultrasonic probe according to claim 1 and 2, it is characterized in that, the probe control circuit of transducer (4), the transceiver of control circuit are also installed in casing (2) and are positioned at probe and go up and the user interface being coupled to described probe control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420771036.5U CN204379308U (en) | 2014-12-09 | 2014-12-09 | Finger cot type ultrasonic probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420771036.5U CN204379308U (en) | 2014-12-09 | 2014-12-09 | Finger cot type ultrasonic probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204379308U true CN204379308U (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420771036.5U Expired - Fee Related CN204379308U (en) | 2014-12-09 | 2014-12-09 | Finger cot type ultrasonic probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204379308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104523292A (en) * | 2014-12-09 | 2015-04-22 | 上海市东方医院 | Fingerstall type ultrasonic probe |
-
2014
- 2014-12-09 CN CN201420771036.5U patent/CN204379308U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104523292A (en) * | 2014-12-09 | 2015-04-22 | 上海市东方医院 | Fingerstall type ultrasonic probe |
| CN104523292B (en) * | 2014-12-09 | 2017-02-22 | 上海市东方医院 | Fingerstall type ultrasonic probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20161209 |