CN114588415B - Arterial puncture auxiliary device with arm stabilizing function - Google Patents
Arterial puncture auxiliary device with arm stabilizing function Download PDFInfo
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- CN114588415B CN114588415B CN202210218673.9A CN202210218673A CN114588415B CN 114588415 B CN114588415 B CN 114588415B CN 202210218673 A CN202210218673 A CN 202210218673A CN 114588415 B CN114588415 B CN 114588415B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/52—Arm-rests
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Abstract
The invention relates to the technical field of arterial puncture, in particular to an arterial puncture auxiliary device with an arm stabilizing function, wherein an adjusting and stabilizing mechanism and a puncture positioning mechanism are respectively arranged on a base, the arms of a patient can be stably fixed through the mutual matching of the base and the adjusting and stabilizing mechanism, the fixing effect is good, the adjusting and stabilizing mechanism can be used for adjusting according to the specific arm condition of the patient, the adaptability is good, the arm stability during puncture is ensured, after the hand arm is stably finished, the condition that puncture deviation exists during puncture can be avoided through the puncture positioning mechanism, medical staff can stably position the puncture needle through the puncture positioning mechanism, puncture is carried out on the patient, and the puncture stability is ensured.
Description
Technical field:
the invention relates to the technical field of arterial puncture, in particular to an arterial puncture auxiliary device with an arm stabilizing function.
The background technology is as follows:
the artery is a blood vessel for conveying blood flowing out from the heart to various parts of a body, when a patient does not see improvement after serious shock is rapidly carried out on the vein, coronary artery perfusion quantity is required to be improved and effective blood volume is increased through arterial puncture, or arterial puncture is required when special examination or treatment is carried out on the patient, such as blood gas analysis, heart catheter placement and hemodialysis treatment, radial arterial puncture is a common medical technical operation, the artery is usually located in a deeper position and is accompanied by pulsation, the blood vessel is easy to slide during puncture, a puncture needle cannot puncture the blood vessel easily, in order to accurately puncture the puncture needle clinically, medical staff usually fixes the artery of a pre-puncture needle on the radial wrist joint at a position where the pulsation of the artery is 2 cm, a right hand holds the puncture needle at an angle of 40 degrees with the trend of the artery, and the trend of the puncture needle is controlled by an index finger and a middle finger to carry out puncture operation while the stable puncture needle is supported by a ring finger.
At present, when an arterial puncture is performed, the wrist of a patient always keeps a state of being upward, the wrist is bent at a certain angle, so that a medical staff can better find the artery to perform the arterial puncture, the arm of the patient always keeps the posture for a period of time, but the arm cannot be stabilized in the process of the puncture, the wrist of the patient always moves due to conditional reflection, the position of the artery changes, the puncture failure or the puncture effect is possibly affected, the medical staff performs the manual puncture according to experience, the condition that deviation still exists during the puncture, and in order to keep the arm of the patient for a certain time according to the required posture, the existing fixing mode generally adopts a supporting pad which is arranged below the arm and the wrist part and is used for binding the arm and the supporting pad of the patient, the fixing effect is poor, the arm of the patient cannot be stabilized well, the arm of the patient cannot be regulated according to the specific arm condition of the patient in the use process, the suitability is low, and the stability of the arm after the arterial puncture cannot be ensured, and a certain limitation is provided; although some hospitals use radial artery arm puncture supporting devices, the traditional devices have certain defects, and the traditional devices can not be adjusted according to the specific conditions of patients, have low comfort level and have certain defects in use, so that the arterial puncture auxiliary device with the arm stabilizing function is necessary to be developed.
The invention comprises the following steps:
aiming at the defects and problems, the arterial puncture auxiliary device with the arm stabilizing function is unique in structure, the arm of a patient can be stably fixed through the mutual matching of the base and the adjusting and stabilizing mechanism, the fixing effect is good, the adjusting and stabilizing mechanism can be adjusted according to the specific arm condition of the patient, the adaptability is good, the arm stability during puncture is ensured, after the hand is stably completed, the condition that puncture deviation exists during puncture can be avoided through the puncture positioning mechanism, medical staff can stably position the puncture needle through the puncture positioning mechanism, the patient is punctured, and the puncture stability is ensured.
The invention solves the technical problems by adopting the scheme that: the arterial puncture auxiliary device with the arm stabilizing function comprises a base, an adjusting and stabilizing mechanism, a puncture positioning mechanism and a sliding locking mechanism, wherein a first fixing groove and a second fixing groove are correspondingly formed in the base respectively; the puncture positioning mechanism comprises a bottom rod arranged in a second fixed groove, inclined rods which are inclined are symmetrically arranged at two ends of the bottom rod outwards, a conical frame is arranged above the bottom rod, sliding locking boxes are also arranged at the free ends of two sides of the conical frame and the rods at the intersections of the inclined rods, the conical frame can be positioned above the bottom rod in a free sliding manner through the sliding locking boxes, and an auxiliary adjusting unit for puncture is arranged at the top of the conical frame.
Further, the free end of the conical frame is sleeved in the second sleeve in the sliding locking box, the free end of the inclined rod is sleeved in the first sleeve, a vertical tooth section is arranged on the conical frame, and a transverse tooth section is correspondingly arranged on the inclined rod.
Further, the auxiliary adjusting unit comprises a fixed plate arranged at the top of the conical frame, an angle frame is hinged to the fixed plate, an angle adjusting knob is arranged on the angle frame, and an auxiliary puncture sleeve is fixed at the top of the angle frame.
Further, a pressing jackscrew is radially arranged on the auxiliary puncture sleeve.
Further, the rear side surface of the upper moving rod and the left side surface of the right moving rod are respectively arranged to be planes, the transverse tooth section is arranged on the plane of the rear side surface of the upper moving rod, and the vertical tooth section is arranged on the plane of the left side surface of the right moving rod.
Further, the adjusting and stabilizing mechanisms are symmetrically arranged on the base left and right.
Further, the lower fixed rod, the left ejector rod, the upper movable rod and the right movable rod are sleeved with flexible sleeves.
Further, a flexible sleeve is sleeved on the bottom rod of the second fixing groove.
Further, the thickness of the flexible sleeve on the bottom rod in the second fixing groove is larger than that of the flexible sleeve on the lower fixing rod in the first fixing groove, so that the arm can be positioned in a upward position.
Further, jackscrews for fixing are arranged on the flexible sleeves.
The invention has the beneficial effects that: the invention has unique structure and ingenious design, the base is correspondingly provided with a first fixed groove and a second fixed groove, the first fixed groove is internally provided with an adjusting and stabilizing mechanism, the intersection of the upper moving rod and the free end of the right moving rod is provided with a sliding locking box, the sliding locking box is internally provided with a first sleeve and a second sleeve which are connected in a cross shape, the free end of the upper moving rod is sleeved in the first sleeve, the free end of the right moving rod is sleeved in the second sleeve, the rear side surface of the first sleeve and the left side surface of the second sleeve are communicated and penetrated by a locking opening, an electromagnetic lock inwards arranged in the sliding locking box can control the triangular spring bolt to lock the upper moving rod and the right moving rod through the locking opening, when the electromagnetic lock controls the triangular spring bolt to be opened, the upper moving rod and the right moving rod are in an active state, medical staff can adjust the upper moving rod and the right moving rod according to the arm size or the weight of a patient, the arm of the patient is firmly fixed on the base, the arm of the patient is adjusted by the upper moving rod and the right moving rod, the arm of the patient is well matched with the arm of the patient, the condition of the patient is not easy to be closed, the condition of the patient is prevented from moving by the locking device is relatively poor, and the condition is prevented from moving the upper moving the moving rod and the moving rod is relatively well according to the condition of the existing moving rod,
after patient's arm is firm to be accomplished, medical personnel pass through the toper frame and slide the mutually support of locking case, can make the toper frame freely slide on the dead lever, make the toper frame drive supplementary puncture cover, with supplementary puncture cover location to the pre-puncture position of arm, then through operating angle adjust knob, adjust the inclination of supplementary puncture cover, make puncture angle accord with the puncture requirement, realize the stable location to the pjncture needle, after puncture angle adjustment is accomplished, medical personnel place the pjncture needle in supplementary puncture cover, supplementary puncture cover plays the guide effect, and manual with the pjncture needle from in the supplementary puncture cover release and puncture in the artery of patient's arm, the stability of puncture has been guaranteed, the condition that can have the puncture deviation when having avoided medical personnel according to experience manual puncture.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic view of a base structure.
FIG. 3 is a second schematic diagram of the structure of the present invention.
FIG. 4 is a third schematic diagram of the structure of the present invention.
FIG. 5 is a schematic diagram of the structure of the present invention.
Fig. 6 is a schematic view of the structure of the first sleeve and the second sleeve.
FIG. 7 is a schematic diagram of an adjusting and stabilizing mechanism.
FIG. 8 is a second schematic view of the structure of the adjusting and stabilizing mechanism.
FIG. 9 is a third schematic view of the structure of the adjusting and stabilizing mechanism.
Fig. 10 is an enlarged schematic view of a portion a in fig. 9.
FIG. 11 is a schematic illustration of a slide locking mechanism.
FIG. 12 is a second schematic view of a slide lock mechanism.
Fig. 13 is a schematic view of a triangular bolt.
FIG. 14 is a schematic view of a puncture positioning mechanism.
FIG. 15 is a schematic view of another auxiliary puncture sheath.
FIG. 16 is a second schematic view of an alternative auxiliary puncture sheath.
Fig. 17 is a schematic view of another adjusting and stabilizing mechanism.
In the figure: 1-base, 101-first fixed slot, 102-second fixed slot, 2-adjustment stabilization mechanism, 201-lower fixed rod, 202-left fixed rod, 203-right movable rod, 204-upper movable rod, 205-left sliding sleeve, 206-bottom sliding sleeve, 207-horizontal tooth segment, 208-vertical tooth segment, 3-sliding locking mechanism, 301-sliding locking box, 302-first sleeve, 303-second sleeve, 304-locking port, 305-triangular tongue, 306-electromagnetic lock, 4-puncture positioning mechanism, 401-bottom rod, 402-diagonal rod, 403-conical shelf, 404-fixed plate, 405-angle shelf, 406-angle adjustment knob, 407-auxiliary puncture sleeve, 408-compression jackscrew, 5-flexible sleeve, 6-arm, 7-sliding mechanism, 701-angle plate, 702-i-slide rail, 703-bracket, 704-jacking block, 705-guide seat, 706-push rod, 707-buckle, 8-self-driving mechanism, 801-first motor, 802-first screw 803-first screw block, 804-motor, second screw block, 405-805-second screw block, 807-808, second screw block, and second screw block.
The specific embodiment is as follows:
the invention will be further described with reference to the drawings and examples.
In the case of example 1,
at present, when an arterial puncture is performed, the wrist of a patient always keeps a state of being upward, the wrist is bent at a certain angle, so that a medical staff can better find the artery to perform the arterial puncture, the arm of the patient always keeps the posture for a period of time, but the arm cannot be stabilized in the process of the puncture, the wrist of the patient always moves due to conditional reflection, the position of the artery changes, the medical staff performs the manual puncture according to experience, the condition that deviation still exists in the process of the puncture is likely to cause the puncture failure or affect the puncture effect, in order to keep the arm of the patient for a certain time according to the required posture, the existing fixing mode generally adopts a supporting pad which is arranged below the arm and the wrist part and is used for binding the arm and the supporting pad of the patient, the fixing effect is achieved, but the fixing effect is poor, the arm of the patient cannot be stabilized well, the arm of the patient cannot be regulated according to the specific arm condition of the patient in the use process, the suitability is low, and the stability of the arm after the arterial puncture cannot be ensured, and the medical staff has a certain limitation in use.
In view of the above, this embodiment provides an arterial puncture assisting device with arm stabilizing function, as shown in fig. 1-6, a first fixing groove 101 and a second fixing groove 102 are correspondingly provided on a base 1, an adjusting and stabilizing mechanism 2 is provided in the first fixing groove 101, the adjusting and stabilizing mechanism 2 includes a lower fixing rod 201, a left fixing rod 202, an upper moving rod 204 and a right moving rod 203 which are arranged in a rectangular shape, the lower fixing rod 201 is provided in the first fixing groove 101, two ends of the lower fixing rod 201 are fixedly connected with the first fixing groove 101, the left fixing rod 202 is fixed on the left end side of the lower fixing rod 201, one end of the upper moving rod 204 is slidably sleeved on the left fixing rod 202 through a left sliding sleeve 205, and the bottom of the right moving rod 203 is slidably sleeved on the lower fixing rod 201 through a bottom sliding sleeve 206.
The slide locking mechanism 3 comprises a slide locking box 301 arranged at the intersection of the free ends of the upper moving rod 204 and the right moving rod 203, as shown in fig. 10-13, a first sleeve 302 and a second sleeve 303 which are connected in a cross shape are arranged in the slide locking box 301, the free end of the upper moving rod 204 is sleeved in the first sleeve 302 and extends out of the first sleeve, a plane is arranged on the rear side surface of the upper moving rod 204, a transverse tooth section 207 is transversely arranged on the plane on the rear side surface of the upper moving rod, the free end of the right moving rod 203 is sleeved in the second sleeve 303 and extends out of the second sleeve, the left side surface of the right moving rod 203 is provided with a plane, a vertical tooth section 208 is vertically arranged on the plane on the right side surface of the right moving rod 203, as shown in fig. 11-13, a locking opening 304 is formed by communicating and penetrating the rear side surface of the first sleeve 302 and the left side surface of the second sleeve 303, a triangular lock tongue 305 corresponding to the locking opening 304 is arranged in the slide locking box 301, the side edge of the triangle lock tongue 305 corresponding to the upper moving rod 204 is toothed and can be engaged with the transverse tooth section 207 of the upper moving rod 204, the side edge of the triangle lock tongue 305 corresponding to the right moving rod 203 is blade-shaped and can be engaged with the vertical tooth section 208 of the right moving rod 203, an electromagnetic lock 306 for controlling the opening and closing of the triangle lock tongue 305 is arranged in the sliding locking box 301, when the electromagnetic lock 306 controls the triangle lock tongue 305 to be opened, the two side edges of the triangle lock tongue 305 can not be engaged in the transverse tooth section 207 of the upper moving rod 204 and the vertical tooth section 208 of the right moving rod 203, at the moment, the upper moving rod 204 and the right moving rod 203 are in an active state, medical staff can adjust the upper moving rod 204 and the right moving rod 203 according to the arm size or the thickness of a patient, adapt the arm of the patient, the upper moving rod 204 can stably slide on the left fixed rod 202 through the left sliding sleeve 205, in the process that the upper moving rod 204 slides on the left fixed rod 202, the first sleeve 302 drives the second sleeve 303, so that the second sleeve 303 vertically slides along the right moving rod 203, the height between the upper moving rod 204 and the lower fixed rod 201 is changed, the right moving rod 203 can slide left and right on the lower fixed rod 201 through the bottom sliding sleeve 206 while the upper moving rod 204 slides on the left fixed rod 202, the second sleeve 303 also drives the first sleeve 302 in the process that the right moving rod 203 slides left and right on the lower fixed rod 201, the first sleeve 302 also slides left along the upper moving rod 204, the distance between the right moving rod 203 and the left fixed rod 202 is changed, the upper moving rod 204 and the right moving rod 203 are adjusted in a sliding manner, so that medical staff can realize the adaptive fixation of the arms of patients through adjusting the upper moving rod and the right moving rod, after the adjustment is completed, the two sides of the triangular lock tongue 305 can be clamped with the vertical tooth sections of the upper moving rod and the right moving rod, the upper moving rod and the right moving rod are respectively fixed by the electromagnetic lock, and the upper moving rod and the upper flexible sleeve 5 and the right moving rod are respectively fixed by the jack and the flexible sleeves.
As shown in fig. 1, 3-5 and 14, a puncture positioning mechanism 4 is arranged above the second fixed slot 102, the puncture positioning mechanism 4 comprises a bottom rod 401 fixed in the second fixed slot 102, a flexible sleeve 5 is sleeved on the bottom rod 401, the thickness of the flexible sleeve on the bottom rod 401 is larger than that of the flexible sleeve on the lower fixed rod 201 in the first fixed slot 101, so that a patient arm can be in a upward state, oblique inclined rods 402 are symmetrically arranged at two ends of the bottom rod 401 outwards, the bottoms of the inclined rods are fixedly connected with the bottom rod, the free ends of the inclined rods obliquely extend out of the second fixed slot 102, transverse tooth sections are arranged on the inclined rods, a conical frame 403 is arranged above the bottom rod 401, vertical tooth sections are arranged on the conical frame 403, sliding locking boxes 301 with the same structure are also arranged at the intersections of the free ends of the two sides of the conical frame 403 and the inclined rods 402, the free ends of the conical frame are sleeved in second sleeves 303 in the sliding locking boxes 301, the free ends of the inclined rods 402 are sleeved in the first sleeves 302, when the locking boxes 301 are in the two sides of the conical frame 305 are in a state that the two sides of the conical frame, and the two sides of the two triangular frames can be in a state that a tapered side of the two side of the inclined rods can slide, and the two side of the inclined rods can slide freely slide by the two side of the electromagnetic rods are in a state, and the two side of the conical frames can be in a state, and can slide on the two side of the tapered frames and can be in a state, and can slide on the side of the inclined rods; as shown in fig. 4-5, a fixing plate 404 is further vertically fixed on the top of the conical frame 403, an angle frame 405 is hinged on the top of the fixing plate 404, an angle adjusting knob 406 for adjusting an angle is arranged on a side edge of the angle frame 405, an auxiliary puncture sheath 407 is fixed on the top of the angle frame, a puncture needle can be placed in the auxiliary puncture sheath, a compression jackscrew 408 is radially arranged on the auxiliary puncture sheath 407, and the inclination angle of the auxiliary puncture sheath 407 can be adjusted by operating the angle adjusting knob 406.
When the arm 6 of the patient is punctured, a medical staff operates the sliding locking box 301 at the intersection of the free ends of the upper moving rod 204 and the right moving rod 203, the electromagnetic lock 306 controls the triangular lock tongue 305 to open, the triangular lock tongue 305 is not clamped in the transverse tooth section 207 of the upper moving rod 204 and the vertical tooth section 208 of the right moving rod 203 any more, the medical staff can adjust the upper moving rod 204 and the right moving rod 203 according to the size or the thickness of the arm of the patient, adapt the arm of the patient, the upper moving rod 204 can vertically slide on the left fixed rod 202 through the left sliding sleeve 205, the first sleeve 302 drives the second sleeve 303 in the process that the upper moving rod 204 slides on the left fixed rod 202, the second sleeve 303 vertically slides along the right moving rod 203, the height between the upper moving rod and the lower fixed rod is changed, the right moving rod 203 can horizontally slide on the lower fixed rod 201 through the bottom sliding sleeve 203 at the same time that the upper moving rod 204 slides on the left fixed rod 202, in the process that the right moving rod 203 slides left and right on the lower fixed rod 201, the second sleeve 303 drives the first sleeve 302 to slide left and right along the upper moving rod 204, so that the distance between the right moving rod and the left fixed rod is changed, and the upper moving rod and the right moving rod realize sliding adjustment, thereby enabling medical staff to realize the adaptive fixation of the arm of a patient according to the arm condition of the patient, the electromagnetic lock 306 controls the triangular lock tongue 305 to close after the adjustment is completed, two side edges of the triangular lock tongue 305 are clamped in the transverse tooth section of the upper moving rod and the vertical tooth section of the right moving rod, the upper moving rod 204 and the right moving rod 203 are locked in a limiting manner, the upper moving rod and the right moving rod can not move any more, the arm 6 of the patient is adaptive firmly, the fixing effect of the traditional fixing device is poor, the arm of the patient can not be well stabilized, in the use process, the device can not be adjusted according to the specific arm condition of a patient, and has lower suitability;
after the arm 6 of the patient is firmly completed, a medical staff operates the sliding locking box at the intersection of the conical frame 403 and the inclined rod 402, the triangular lock tongue is controlled to be opened through the electromagnetic lock, the triangular lock tongue is not clamped in the transverse tooth section of the inclined rod and the vertical tooth section of the conical frame, the conical frame is in an active state, the medical staff operates the conical frame 403, the conical frame 403 freely slides on the inclined rod 402 through the first sleeve and the second sleeve, the conical frame 403 drives the auxiliary puncture sleeve 407, the auxiliary puncture sleeve 407 is positioned to the pre-puncture position of the arm 6, then the inclination angle of the auxiliary puncture sleeve 407 is adjusted through the operation angle adjusting knob 406, the puncture angle meets the puncture requirement, the stable positioning of the puncture needle is realized, after the puncture angle adjustment is completed, the triangular lock tongue 305 is controlled to be closed through the electromagnetic lock 306, the triangular lock tongue 305 is clamped in the transverse tooth section of the inclined rod 402 and the vertical tooth section of the conical frame 403, the conical frame 403 is in a locking state, then the puncture needle is arranged in the auxiliary puncture sleeve 407, the auxiliary puncture sleeve plays a guiding role, the puncture needle is manually pushed out of the auxiliary puncture sleeve 407, the puncture needle is pressed out of the auxiliary puncture sleeve 407 and the puncture sleeve in the puncture sleeve, the puncture needle can be pressed tightly against the artery by the patient through the puncture catheter, and the puncture catheter can be prevented from being pressed tightly by the medical staff, and the condition of the puncture catheter can be ensured, and the puncture needle can be ensured to have the puncture stability due to the condition.
In example 2, an arterial puncture assistance device having a stable arm function in this embodiment will be described mainly with respect to the differences from example 1.
In the process of embodiment 1, after the puncture needle is placed in the auxiliary puncture sleeve, in order to facilitate the medical staff to push the puncture needle, so that the puncture needle slides and is pushed out in the auxiliary puncture sleeve, a sliding gap exists between the puncture needle and the auxiliary puncture sleeve, the puncture needle may have slight angle deviation during puncture, so that the puncture effect may be affected, and aiming at the problems, the embodiment provides an arterial puncture auxiliary device with an arm stabilizing function, as shown in fig. 15-16, a sliding mechanism is arranged above the fixed plate 404, the sliding mechanism comprises an angle plate 701 hinged with the fixed plate 404, an angle adjusting knob 406 is arranged on the angle plate 701, the inclination angle of the angle plate can be controlled, an i-shaped sliding rail 702 is fixed on the angle plate 701, the auxiliary puncture sleeve is sleeved on the i-shaped sliding rail 702 in a sliding manner through a bracket 703, the upper half part and the lower half part of the auxiliary puncture sleeve are hinged with each other, and a flexible layer is arranged on the inner wall of the auxiliary puncture sleeve through buckling and locking; a guide seat 705 is fixed on the side of the angle plate 701, a push rod 706 is sleeved in the guide seat 705, and the inner end of the push rod 706 is fixedly connected with a top block on the side of the bracket 703; when the arm is punctured, a medical staff opens the auxiliary puncture sleeve through the buckle 707, puts the puncture needle and the catheter in the lower half part of the auxiliary puncture sleeve, locks the upper half part and the lower half part of the auxiliary puncture sleeve through the buckle 707, stabilizes the puncture needle in the auxiliary puncture sleeve 407 at the moment, positions the auxiliary puncture sleeve through the conical frame 403, and adjusts the inclination angle of the angle plate 701 through the angle adjusting knob 406, so that after the auxiliary puncture sleeve is positioned at the pre-puncture position, the push rod 706 is pushed to enable the bracket 703 to slide on the angle plate 701 along the I-shaped slide rail 702, and the puncture needle realizes the puncture of the arm.
Example 3, an arterial puncture assistance device with a stable arm function in this embodiment will be described mainly with respect to the differences from example 1.
In the process of implementing embodiment 1, when the patient arm is adapted and stabilized, a medical staff is required to manually adjust the upper moving rod and the right moving rod to stabilize the patient arm, the workload of the medical staff may be increased, aiming at the problems, the embodiment provides an arterial puncture auxiliary device with an arm stabilizing function, as shown in fig. 17, in this embodiment, the thickness of the base 1 is thickened, the depth of the first fixed slot 101 is deepened, the lower fixed rod 201 is fixedly connected with the first fixed slot 101, the left fixed rod 202 is connected with the first fixed slot 101, a first motor 805 is arranged at the bottom in the first fixed slot 101, the output end of the first motor 805 is connected with a first screw 802 upwards, a fixing frame 804 is arranged at the side edge of the first screw 802, the fixing frame 804 is fixed on the base 1, the top of the first screw 802 is rotationally sleeved on the fixing frame, the first screw 802 is sleeved with a first screw 803, the first screw is fixedly connected with a left sliding sleeve 206 on the left fixed rod 202 through a connecting rod, the first screw 802 is also deepened, the first screw 802 can be vertically moved up and down by a sliding sleeve 803 and is correspondingly arranged at the left sliding sleeve 803 and the right sliding end of the upper sliding sleeve 803, and the left sliding sleeve 204 is freely arranged at the left sliding end and the right sliding sleeve end of the sliding sleeve 204 is freely and is freely arranged at the right sliding sleeve end of the upper end of the sliding sleeve 803; a second motor 805 is arranged in the first fixed groove, the output end of the second motor is connected with a second screw rod 806 to the right, the end part of the second screw rod 806 is rotationally sleeved on the side wall of the first fixed groove, a second screw block 807 is sleeved on the second screw rod 806, the second screw block 807 is fixedly connected with the bottom sliding sleeve 206 on the lower fixed rod 201 through a connecting rod 808, and when the second screw block 807 moves left and right on the second screw rod 806, the bottom sliding sleeve 206 can be driven by the connecting rod 808 to drive the right movable rod 203 to move along with the bottom sliding sleeve 206, so that the distance between the right movable rod 203 and the left fixed rod 202 is changed; when carrying out the adaptation to patient's arm and pressing from both sides tightly, first motor and second motor start, just can carry out automatically regulated to last movable rod and right movable rod, realize pressing from both sides the adaptation to patient's arm and press firmly, no longer need medical personnel to carry out manual press the regulation.
In example 4, an arterial puncture assistance device having a stable arm function in this embodiment will be described centering on the difference from that in example 1.
In this embodiment, adjust stabilizing mean 2 bilateral symmetry setting in first fixed slot, through the regulation stabilizing mean that bilateral symmetry set up, can be better stabilize patient's arm, guarantee patient's arm's stability.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (10)
1. The arterial puncture auxiliary device with the arm stabilizing function is characterized by comprising a base, an adjusting and stabilizing mechanism, a puncture positioning mechanism and a sliding locking mechanism, wherein a first fixing groove and a second fixing groove are correspondingly formed in the base respectively; the puncture positioning mechanism comprises a bottom rod arranged in a second fixed groove, inclined rods which are inclined are symmetrically arranged at two ends of the bottom rod outwards, a conical frame is arranged above the bottom rod, sliding locking boxes are also arranged at the free ends of two sides of the conical frame and the rods at the intersections of the inclined rods, the conical frame can be positioned above the bottom rod in a free sliding manner through the sliding locking boxes, and an auxiliary adjusting unit for puncture is arranged at the top of the conical frame.
2. The arterial puncture assisting device with arm stabilizing function according to claim 1, wherein the free end of the conical frame is sleeved in the second sleeve in the sliding locking box, the free end of the inclined rod is sleeved in the first sleeve, the conical frame is provided with a vertical tooth section, and the inclined rod is correspondingly provided with a horizontal tooth section.
3. The arterial puncture assisting device with the arm stabilizing function according to claim 1, wherein the auxiliary adjusting unit comprises a fixing plate arranged at the top of the conical frame, an angle frame is hinged on the fixing plate, an angle adjusting knob is arranged on the angle frame, and an auxiliary puncture sleeve is fixed at the top of the angle frame.
4. An arterial puncture assistance device as claimed in claim 3, characterised in that the auxiliary puncture sheath is provided with a compression jack radially.
5. The arterial puncture assisting device with arm stabilizing function according to claim 1, wherein the rear side surface of the upper moving rod and the left side surface of the right moving rod are respectively provided with planes, the transverse tooth section is provided on the plane of the rear side surface of the upper moving rod, and the vertical tooth section is provided on the plane of the left side surface of the right moving rod.
6. An arterial puncture assistance device as claimed in claim 1, wherein the stabilizing means is symmetrically disposed on the base.
7. The arterial puncture assisting device with arm stabilizing function according to claim 1, wherein the lower fixed rod, the left ejector rod, the upper movable rod and the right movable rod are sleeved with flexible sleeves.
8. An arterial puncture assistance device as claimed in claim 7, characterized in that a flexible sleeve is fitted over the bottom stem of the second fixation slot.
9. The arterial puncture assistance device for arm stabilization as defined in claim 8, wherein the flexible sleeve on the bottom rail in the second attachment slot has a thickness greater than the thickness of the flexible sleeve on the lower rail in the first attachment slot to allow the arm to be in a reclined position.
10. An arterial puncture assistance device as claimed in claim 7, wherein the flexible sleeves are each provided with a jackscrew for securing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210218673.9A CN114588415B (en) | 2022-03-08 | 2022-03-08 | Arterial puncture auxiliary device with arm stabilizing function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210218673.9A CN114588415B (en) | 2022-03-08 | 2022-03-08 | Arterial puncture auxiliary device with arm stabilizing function |
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| CN114588415A CN114588415A (en) | 2022-06-07 |
| CN114588415B true CN114588415B (en) | 2023-04-25 |
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| EP3245998A1 (en) * | 2016-05-20 | 2017-11-22 | MEDICAL GmbH Medizintechnik | Armrest for mounting on therapy furniture for the puncturing and/or care for access points in the arm area |
| CN108078616A (en) * | 2018-02-02 | 2018-05-29 | 李�浩 | A kind of arteriopuncture guide device and its application method |
| WO2019240110A1 (en) * | 2018-06-12 | 2019-12-19 | テルモ株式会社 | Puncture assistance apparatus |
| CN209847320U (en) * | 2018-12-17 | 2019-12-27 | 柳州市潭中人民医院 | Ulnar and radial artery puncture hand pad |
| CN112972834A (en) * | 2021-02-04 | 2021-06-18 | 南通大学附属医院 | Positioning auxiliary device for peripheral arteriovenous puncture catheterization |
| CN113476025A (en) * | 2021-07-06 | 2021-10-08 | 南通大学附属医院 | Puncture needle capable of shortening puncture time and used for invasive arterial pressure monitoring |
| CN215018693U (en) * | 2021-07-21 | 2021-12-07 | 山西医科大学 | Stable guide frame for arterial puncture needle |
-
2022
- 2022-03-08 CN CN202210218673.9A patent/CN114588415B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3245998A1 (en) * | 2016-05-20 | 2017-11-22 | MEDICAL GmbH Medizintechnik | Armrest for mounting on therapy furniture for the puncturing and/or care for access points in the arm area |
| CN108078616A (en) * | 2018-02-02 | 2018-05-29 | 李�浩 | A kind of arteriopuncture guide device and its application method |
| WO2019240110A1 (en) * | 2018-06-12 | 2019-12-19 | テルモ株式会社 | Puncture assistance apparatus |
| CN209847320U (en) * | 2018-12-17 | 2019-12-27 | 柳州市潭中人民医院 | Ulnar and radial artery puncture hand pad |
| CN112972834A (en) * | 2021-02-04 | 2021-06-18 | 南通大学附属医院 | Positioning auxiliary device for peripheral arteriovenous puncture catheterization |
| CN113476025A (en) * | 2021-07-06 | 2021-10-08 | 南通大学附属医院 | Puncture needle capable of shortening puncture time and used for invasive arterial pressure monitoring |
| CN215018693U (en) * | 2021-07-21 | 2021-12-07 | 山西医科大学 | Stable guide frame for arterial puncture needle |
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| CN114588415A (en) | 2022-06-07 |
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