CN203693637U

CN203693637U - Blood vessel puncture ultrasonic locating guider

Info

Publication number: CN203693637U
Application number: CN201420033325.5U
Authority: CN
Inventors: 王桂兰; 曹保印
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-01-20
Filing date: 2014-01-20
Publication date: 2014-07-09
Anticipated expiration: 2024-01-20

Abstract

The utility model provides a blood vessel puncture ultrasonic locating guider which is simple, practical, and capable of being used for blood vessel locating through ultrasounds and for accurate puncturing. The blood vessel puncture ultrasonic locating guider comprises a probe mounting hole and a puncture plate. The probe mounting hole is in a cylinder shape, a limiting base is arranged at the bottom end of the cylinder, and the bottom end of the cylinder is connected with the puncture plate. The puncture plate is a rectangular thin plate, the puncture plate is provided with locating holes which are placed in the same plane, and a standby hole is designed above the locating holes of the puncture plate. The blood vessel puncture ultrasonic locating guider has the following advantages of being sure in function, accurate in positioning, easy to operate, high in safety, unique in design and low in cost.

Description

Vascular puncture localization by ultrasonic guider

Technical field

This utility model relates to a kind of medical apparatus and instruments, relates in particular to pinpoint a kind of instrument of medical artery and vein puncture.

Background technology

Percutaneous vessel puncture is commonly used to set up blood vessel access (strand arteriovenous approach, elbow, brachial artery approach, artery and vein approach under clavicle), be clinical conventional basic operation technology, be widely used in the clinical departments such as Anesthesia Department, intensive care unit, emergency department, blood vessel intervention.But being one, percutaneous vessel puncture has wound operation, there are a lot of risks and complication, before operation, must strive household agreement and sign the relevant written book of informing, and clinically in order to avoid various risks as far as possible, worked out relevant indication, contraindication, operating procedure and relevant points for attention.

As femoral venous puncture points for attention: 1. strict sterile working code, protect from infection; 2. be cerise blood as extracted out, prompting penetrates femoral artery, should extract immediately syringe needle, presses puncture place stop blooding for 5～10 minutes with sterile gauze; 3. draw blood or inject complete, immediately with sterile gauze compressing several minutes, in order to avoid cause local hemorrhage or hematoma; 4. must not repeated localised puncture, in order to avoid form hematoma, compressing femoral nerve; 5. puncture place skin must not have erosion or infection; 6. upwards puncture is too not dark for syringe needle, in case injure abdominal visceral browser.Several especially the 2nd, 4,6 articles above, which doctor can not ensure never occurs.

Percutaneous vascular puncture is difficult operation, as femoral venous puncture, in clinical practice work, even through repetition training, also only have the experienced doctor of small part just can complete associative operation.

How accurately difficult point in vascular puncture clinical practice is localization of blood vessel.And the modern new technique taking blood vessel color ultrasound as representative, for accurately, facilitate localization of blood vessel that strong technical support is provided.Color doppler ultrasonography is generally to carry out Doppler signal processing by correlation technique, and the blood flow signal that autocorrelation technique is obtained is superimposed upon in real time on two dimensional image after coloud coding, forms Color Doppler Ultrasonic picture.Color doppler ultrasonography had both had advantages of two-dimensional ultrasound structural images, provided again hemodynamic abundant information, practical application to be subject to paying attention to widely and welcoming simultaneously, was described as clinically " atraumatic angiography ".Its major advantage is: the two dimensional surface distribution that 1. can quicklook shows blood flow.2. can show the traffic direction of blood flow.3. be conducive to distinguish tremulous pulse and vein.4. be conducive to identify vascular lesion and non-vascular lesion.5. be conducive to understand the character of blood flow.6. can conveniently understand time phase and the speed of blood flow.7. can find reliably shunting and backflow.8. can carry out quantitative analysis to the origin of blood flow bundle, width, length, area.

Along with scientific and technological progress, there is the ultrasonic device of a lot of miniaturizations, have in the market a lot of pocket ultrasonicly, so just for utilizing clinically ultrasonic accurate localization of blood vessel easy to carry, practicality simple to operate, provide possible thereby accurately carry out vascular puncture.

Summary of the invention

This utility model is for a kind of simple and practical ultrasonic blood vessel location of carrying out that utilizes is provided, and utilizes guider to carry out accurately a kind of device of puncture.For achieving the above object, the technical solution adopted in the utility model is as follows.

A kind of vascular puncture localization by ultrasonic guider, comprise probe installing hole and puncture plate, probe installing hole is a cylinder, the bottom band limited location base of cylinder, the bottom of cylinder is connected with puncture plate, puncture plate is the thin plate of a rectangle, on puncture plate, has and is positioned at conplane locating hole, above the locating hole of puncture plate, is designed with hole for subsequent use.

According to described vascular puncture localization by ultrasonic guider, it is characterized in that: described probe installing hole axis and puncture board plane have the angle of 60 degree, described locating hole and puncture board plane are in angle of 45 degrees, distance between the locating hole on puncture plate surface is 5mm, the slotted hole that Kong Weiyi for subsequent use cross section is rectangle, the left end of slotted hole and right-hand member lay respectively at second and the top of the 4th locating hole.

The utlity model has following advantage.

1, function is sure, accurate positioning.

Utilize modern ultrasonic technique localization of blood vessel, blind shortcoming of wearing while having solved former vascular puncture.Especially for there being the blind very situation of difficulty of wearing such as vascular malformation, children's, obesity, shock patients.

2, simple to operate, safe.

Utilize this covering device, can utilize ultrasonic accurate location, can well temper again operator's hand-eye coordination ability, ensureing, under the prerequisite of patient safety, to improve constantly operator's level.

3, design original, with low cost.

The cost of localizer is low, adds its security performance superior, is particularly suited for promoting in basic hospital, County Hospital, thereby allows more vast patient be benefited.

Brief description of the drawings

Fig. 1 is structural front view of the present utility model.

Fig. 2 is structure top view of the present utility model.

Fig. 3 is service condition schematic diagram of the present utility model.

In accompanying drawing: 1, probe installing hole; 2, locating hole; 3, hole for subsequent use; 4, puncture plate; 5, spacing base; 6, blood vessel; 7, probe; 8, puncture needle.

Detailed description of the invention

Embodiment

Below in conjunction with accompanying drawing, this utility model is described further.

Taking femoral venous puncture as example, by reference to the accompanying drawings concrete operations are described further below:

1, (femoral vein is positioned at femoral sheath in femoral triangle district to utilize ultrasonic device, near 0.5 centimetre of femoral artery inner side, anterior superior iliac spine and pubic tubercle on line mid point are femoral artery) detect femoral vein, survey blood vessel diameter, the blood vessel degree of depth (supposing that the blood vessel degree of depth is subcutaneous 1cm), can also check blood flow situation in blood vessel, have or not thrombosis, deformity etc., thereby select point of puncture location.

2, carry out skin degerming by aseptic principle, assistant wears sterile gloves, by this utility model and probe combination.Under normal circumstances, this utility model is disposable sterilized material (can, under assistant's help, ensure guider sterile working).According to the point of puncture of just now selecting, adjust this utility model position.

3, operator, according to the related data just recording, as blood vessel is positioned at subcutaneous 1 centimetre, selects the second locating hole to puncture.The design is for some build particular patient's as obese patient, and subcutaneous fat is very thick, can utilize omnipotent hole (hole 3 for subsequent use) to puncture.

4, in the process of thrusting, can utilize Ultrasonographic syringe needle, also to often aspirate, take out to such an extent that use left hand fixed needle after venous blood, complete corresponding operating by code.

As shown in Figure 3, locating hole 2 is spent angle with horizontal plane 45, and between hole, distance is 5mm.Puncture needle 8 punctures along locating hole 2, and the degree of depth of 8 puncture vessels 6 of puncture needle equates with puncturing hole distance (distances between locating hole 2 and probe 7 ends).The horizontal range of the syringe needle of puncture needle 8 in tissue equates with vertical dimension.

This utility model is applicable to clinical departments chamber need to carry out vascular puncture, is particularly useful for emergency treatment, operating room, ICU, blood vessel intervention etc.In clinical practice, at a lot of even some In Prefecture-level Hospitals of basic hospital, only have minority doctor can skillfully grasp vascular puncture technology, set up venous access and all need to carry out in time vascular puncture for emergency call salving (hemoperfusion of replenishment of blood content as timely in shock patients, patients with acute intoxication etc.), save patient's life.In intensive care unit, no matter be central vein nutrition or have the monitoring of wound property dynamics of arterial flow, all need vascular puncture, and the above-mentioned risk of this technology and operation difficulties limit clinical application, can not better meet disease human needs.And this covering device accurate positioning, with low cost is conducive to abecedarian to grasp fast vascular puncture technology, be conducive to promote at basic hospital.

Claims

1. a vascular puncture localization by ultrasonic guider, it is characterized in that: comprise probe installing hole (1) and puncture plate (4), probe installing hole (1) is a cylinder, the bottom band limited location base (5) of cylinder, the bottom of cylinder is connected with puncture plate (4), puncture plate (4) is the thin plate of a rectangle, on puncture plate (4), has and is positioned at conplane locating hole (2), is designed with hole for subsequent use (3) in locating hole (2) top of puncture plate (4).

2. vascular puncture localization by ultrasonic guider according to claim 1, it is characterized in that: described probe installing hole (1) axis and puncture plate (4) plane have the angle of 60 degree, described locating hole (2) and puncture plate (4) plane are in angle of 45 degrees, distance between the locating hole (2) of puncture plate (4) lower surface is 5mm, hole for subsequent use (3) is that a cross section is the slotted hole of rectangle, and the left end of slotted hole and right-hand member lay respectively at second and the top of the 4th locating hole (2).