CN109010992B - Restraint device for children scalp puncture - Google Patents

Abstract

The utility model discloses a restraint device for children scalp puncture, which comprises a base, wherein a soft cushion is fixed on the top surface of the base, a children head limiting mechanism is arranged on the base, a children arm limiting mechanism is arranged below the children head limiting mechanism, and a children leg limiting mechanism is arranged below the children arm limiting mechanism. The utility model has smart and reasonable structural design, can limit the arms, legs, head and waist of the child, is convenient for the puncture operation of the child scalp, and is worth popularizing and applying.

Description

Restraint device for children scalp puncture

Technical Field

The utility model relates to a medical auxiliary tool, in particular to a restraint device for children scalp puncture.

Background

The scalp veins of the children are abundant, the superficial surfaces are easy to see and not easy to slide, the scalp vein transfusion of the children can not influence the warm keeping of the children, and the method is a preferred vein transfusion method for the children within 3 years old and has wide clinical application; however, the child patient is restless due to fear, the head, the arm and the leg are not easy to fix, great difficulty is brought to puncture, the common practice on the market is that the child patient needs at least three medical staff or family members to cooperate to press the arm, the leg and the head of the child patient according to the arms, the legs and the head of the child patient manually, so that the doctor can perform puncture operation on the scalp of the child patient, and labor is wasted.

The utility model Chinese patent CN 203408294U discloses a restraint belt for infant scalp venipuncture, which mainly comprises a restraint belt (1), wherein a female nylon thread gluing (3) is arranged on the outer side of the upper end of the restraint belt (1), a male nylon thread gluing (4) corresponding to the female nylon thread gluing (3) is arranged on the inner side of the other upper end of the restraint belt (1), and a pocket (5) is arranged on the restraint belt (1) and below the male nylon thread gluing (4). The restraint strap can not restrain the body of the child, the body of the child can twist, the arms and the legs of the child can not be restrained completely, or a doctor or family members are required to press the arms and the legs of the child appropriately, so that the manual assistance of the restraint strap for moving the child is not reduced excessively.

Disclosure of Invention

The utility model aims to solve the defects of the prior art, and provides the restraint device for the children scalp puncture, which can restrain children and reduce manual auxiliary operation during the children scalp puncture, thereby meeting the requirement that medical staff can easily perform the puncture operation on the children scalp.

The utility model solves the technical problems by adopting the technical scheme that: the restraining device for the infant scalp puncture comprises a base, wherein a soft cushion is fixed on the top surface of the base, an infant head limiting mechanism is arranged on the base, an infant arm limiting mechanism is arranged below the infant head limiting mechanism, and an infant leg limiting mechanism is arranged below the infant arm limiting mechanism; the child head limiting mechanism comprises a pair of limiting flat plates I which are oppositely arranged along the X direction and are positioned above the soft cushion, a pair of transverse plates I which are oppositely arranged along the X direction are connected to a base in a sliding manner, a threaded rod I and a threaded rod II are respectively connected to the two transverse plates I in a threaded manner, a round rod I and a round rod II are respectively fixed at the left end of the threaded rod I and the right end of the threaded rod II, the right end of the threaded rod I and the left end of the threaded rod II are fixedly and coaxially arranged, a seat bearing which is fixedly arranged at the base is arranged at the left end side of the threaded rod I and the right end of the threaded rod II, the round rod I and the round rod II are respectively arranged at the first seat bearing, the threaded directions of the threaded rod I and the threaded rod II are opposite, a pair of long channel holes I which are oppositely arranged along the Y direction are respectively arranged on the base and the soft cushion are respectively arranged between the transverse plates I and the limiting flat plates I, and the base are fixedly provided with a pair of connecting rods I which respectively penetrate through the two long channel holes I; the child arm limiting mechanism comprises a pair of limiting pieces I which are symmetrically arranged left and right and are arranged in an eight-shaped groveling way, the limiting pieces I comprise at least two limiting tools I which are arranged in a step-by-step manner at intervals, the limiting tools I comprise a pair of limiting flat plates II which are oppositely arranged and are positioned above the soft cushion, a pair of transverse plates II which are oppositely arranged are connected to the base in a sliding manner, a threaded rod III and a threaded rod IV are respectively connected to the two transverse plates II in a threaded manner, round rods III and round rods IV are respectively fixed to the inner ends of the threaded rod III and the outer ends of the threaded rod IV, the outer ends of the threaded rod III and the inner ends of the threaded rod IV are fixed together and coaxially arranged, seat bearings II which are fixed to the base are respectively arranged on the inner sides of the threaded rod III and the outer sides of the threaded rod IV, the threaded rod III and the round rods IV are respectively installed at the two seat bearings II, the thread directions of the threaded rod III and the threaded rod IV are opposite, A pair of long passage holes II which are oppositely arranged are formed on the base and the soft cushion, a pair of connecting rods II which respectively penetrate through the two long passage holes II are fixed between the transverse plate II and the limiting flat plate II, a universal joint bearing I is arranged at the outer end side of each round rod IV on the left side and the inner end side of each round rod III on the right side, a shaft rod I is arranged between each universal joint bearing I on the left side and the right side, a universal joint bearing II is arranged at the outer end of each limiting tool I on the right side, a seat bearing III is fixed on the base, a shaft rod II is arranged on the seat bearing III, a round rod IV on the right side is installed together with one end of the universal joint bearing II, the other end of the universal joint bearing II is installed together with the left end of the shaft rod II, a hand-operated wheel II is fixed at the outer end of the shaft rod II, a synchronous pulley I is arranged at the side of each limiting tool I on the left side, a synchronous pulley I is respectively fixed at a round rod III of each limiting tool I on the left side, a synchronous belt I is arranged between the synchronous belt wheels I; the leg limiting mechanism for children comprises a pair of limiting parts II which are symmetrically arranged left and right and are arranged in an splayed manner, the limiting parts II comprise at least two limiting tools II which are arranged in a step-by-step manner at intervals, the limiting tools II comprise a pair of limiting flat plates III which are oppositely arranged and are positioned above the soft cushion, a pair of transverse plates III which are oppositely arranged are connected to a base in a sliding manner, a threaded rod five and a threaded rod six are respectively connected to the transverse plates III in a threaded manner, round rods five and round rods six are respectively fixed to the inner ends of the threaded rod five and the outer ends of the threaded rod six, the outer ends of the threaded rod five and the inner ends of the threaded rod six are fixed together and coaxially arranged, seat bearings IV fixed at the base are respectively arranged on the inner sides of the threaded rod five and the outer sides of the threaded rod six, the round rods five and the round rods six are respectively arranged at the four positions of the seat bearings, the threaded rod five and the threaded rod six are opposite in the thread direction, A pair of long passage holes III are formed on the base and the soft cushion, a pair of connecting rods III penetrating through the two long passage holes III are fixed between the transverse plate III and the limiting flat plate III, universal joint bearings III are mounted on the outer end side of each round rod six on the left side and the inner end side of each round rod five on the right side, a shaft rod III is mounted between each universal joint bearing three on the left side and the right side, a universal joint bearing IV is arranged on the outer end of each limiting tool II on the right side, a seat bearing V is fixed on the base, a shaft rod IV is mounted on the seat bearing V, the other end of each round rod six on the right side is mounted with one end of the corresponding universal joint bearing IV, a hand-operated wheel III is mounted on the outer end of each shaft rod IV, synchronous pulleys II are mounted on the side parts of the limiting tools II on the left side, the synchronous pulleys are respectively fixed on the round rods V of the limiting tools II on the left side, a synchronous belt II is arranged between the synchronous belt wheels II; the left side faces of the limiting flat plates II and III on the left side are respectively fixed with a left wide body binding belt I, the right side faces of the limiting flat plates II and III on the right side are respectively fixed with a right wide body binding belt I, the inner end faces of the left wide body binding belts I are respectively fixed with a father face magic tape I, and the outer end faces of the right wide body binding belts I are respectively fixed with a mother face magic tape I. The infant head limiting mechanism has the functions of limiting the infant in the left-right direction, fixing the first threaded rod and the second threaded rod together and adopting the reverse arrangement of the thread directions, and synchronously driving the first limiting plates to be close to or separate from each other; the first limiting plate is used for limiting the lateral movement of the head of the child; the child arm limiting mechanism is used for limiting child arms, and the threaded rod III and the threaded rod IV are fixed together and are oppositely arranged in the threaded direction, so that two limiting plates can be synchronously driven to be mutually closed or separated; the two limiting plates II can be mutually closed to transversely limit the arms of the children and are suitable for the arms of the children with different thicknesses; the first synchronous belt wheel and the first synchronous belt have the effects that the round rod III on each first limiting tool can be synchronously driven to rotate, so that the limiting flat plate II on each first limiting tool can be driven to move; the limiting mechanism of the legs of the children has the function of limiting the legs of the children; the threaded rod five and the threaded rod six are fixed together and are oppositely arranged in the threaded direction, so that the two limiting plates three can be synchronously driven to be mutually close or separated, and the two limiting plates three can be mutually close so as to transversely limit the legs of the children and are suitable for the legs of the children with different thicknesses; the second synchronous belt wheel and the second synchronous belt have the effects that the round bar five on each second limiting tool can be synchronously driven to rotate, so that the limiting flat plate three on each limiting tool can be driven to move; the left broad body binding band I, the father face magic tape I, the right broad body binding band I and the mother face magic tape I have the functions of lightly pressing the arms and the legs of the child so as to limit the longitudinal movement of the arms and the legs of the child; the universal joint bearing I, the universal joint bearing II, the universal joint bearing III and the universal joint bearing IV have the functions that the force for rotation can be reversed, so that the shaking wheel II and the shaking wheel III can be arranged at the proper positions; the first hand-operated wheel, the second hand-operated wheel and the third hand-operated wheel have the functions of conveniently driving the first threaded rod, the second threaded rod, the third threaded rod, the fourth threaded rod, the fifth threaded rod and the sixth threaded rod to rotate, so that the first limiting flat plate, the second limiting flat plate and the third limiting flat plate can be conveniently driven to be mutually close to or mutually separated from each other.

Further perfecting, a child waist limiting mechanism is arranged between the first limiting parts, the child waist limiting mechanism comprises a pair of limiting flat plates IV which are oppositely arranged along the X direction and are positioned above the soft cushion, a pair of transverse plates IV which are oppositely arranged along the X direction are connected to the base in a sliding manner, a threaded rod seven and a threaded rod eight are respectively connected to the two transverse plates IV in a threaded manner, a round rod seven and a round rod eight are respectively fixed at the left end of the threaded rod seven and the right end of the threaded rod eight, the right end of the threaded rod seven and the inner end of the threaded rod eight are coaxially arranged and fixed together, a seat bearing six fixed at the base is arranged at the left end side of the threaded rod seven and the right end of the threaded rod eight, the round rod seven and the round rod eight are respectively arranged at the six positions of the two seat bearings, the threaded rod seven and the threaded rod eight are opposite in the thread direction, A pair of long passage holes IV which are oppositely arranged are formed in the base and the soft cushion, a pair of connecting rods IV which respectively penetrate through the two long passage holes IV are fixed between the transverse plate IV and the limiting flat plate IV, a universal joint bearing V is mounted on the right side portion of the round rod V, a seat bearing V is fixed on the base, a shaft lever V is mounted on the seat bearing V, a universal joint bearing V is mounted on the left end portion of the shaft lever V, a shaft lever V is mounted between the universal joint bearing V and the universal joint bearing V, a hand crank IV is fixed at the right end of the shaft lever V, a left wide body binding belt II is fixed on the left side surface of the left side limiting flat plate IV, a father face magic tape II is fixed on the inner end face of the left wide body binding belt II, and a mother face magic tape II is fixed on the outer end face of each right wide body binding belt II. The infant waist limiting mechanism is used for limiting the infant waist to shake; the threaded rod seven and the threaded rod eight are fixed together and are oppositely arranged in the threaded direction, so that the two limiting flat plates four can be synchronously driven to be mutually close or separated, and the two limiting flat plates four can be mutually close so as to transversely limit the waist of the child and are suitable for the waist of the child with different thicknesses; the left broad body binding band II, the father face magic tape II, the right broad body binding band II and the mother face magic tape II are used for lightly pressing the waist of the child so as to limit the longitudinal movement of the waist of the child; here, the function of the universal joint bearing five and the universal joint bearing six is that the force for rotation can be reversed, so that the handle shake wheel four can be better distributed to a proper position.

Further perfecting, soft blocks are fixed at two end surfaces of the two limiting plates I, the two limiting plates II, the three limiting plates III and the four limiting plates IV which are oppositely arranged. The soft block is in flexible contact with the head, arms and legs of the child, so that the child is prevented from feeling uncomfortable.

Further perfecting, a soft pillow fixed on the soft cushion is arranged between the first limiting flat plate and the second limiting flat plate. The soft pillow has the function of lifting the head of the child, so that the child can be conveniently punctured with the scalp.

Further perfecting, the center of the soft pillow is provided with a circular arc groove for placing the infant hindbrain spoon. The arc-shaped groove has the effects that the hindbrain spoon of the child is placed at the arc-shaped groove, so that the lateral movement of the child can be limited, the child can not be disturbed by the autonomous body only by slightly pressing the head of the child manually, and a doctor can conveniently puncture the scalp of the child.

Further perfecting, the torsion limiter is arranged on the round rod II, the shaft rod IV and the shaft rod VI. The torsion limiter has the effect of avoiding excessive shaking, thereby avoiding too tight clamping of the head, arms, legs and waist of the child; the torsion limiter is an existing product on the market, and can be selected from the products of Shanghai precious mechanical and electrical equipment limited companies, shanghai Xinde technology development limited companies and other companies; the main function of the torsion limiter is overload protection.

Further perfecting, a pair of lifting rods which are oppositely arranged are fixed at the inner end and the outer end of the base. The lifting rod has the function of being convenient for lifting the utility model, thereby being convenient for use.

Further perfecting, the four corners of the bottom surface of the base are fixed with adjusting feet. The function of the adjusting feet is here to support the base and to be able to be used on uneven support surfaces.

The beneficial effects of the utility model are as follows: the infant head limiting mechanism is ingenious and reasonable in structural design, the infant head limiting mechanism can limit the left and right directions of an infant, the infant arm limiting mechanism can limit the restraint of the infant arm, the infant leg limiting mechanism can limit the restraint of the infant leg, the infant waist limiting mechanism can be used for limiting the shaking of the infant waist and the body, the efficiency is high, few auxiliary manpower is needed, only one person is needed to lightly press the infant head, the infant head can be prevented from being prevented from moving independently to prevent the infant head from puncturing the scalp of the infant head, and the infant head limiting mechanism is worthy of popularization and application.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a second perspective view of the present utility model from the other side;

FIG. 3 is a schematic view of the view in direction A of FIG. 1;

FIG. 4 is a cross-sectional view B-B of FIG. 3;

FIG. 5 is a schematic view of the head restraint mechanism area of the child of FIG. 4;

FIG. 6 is a schematic view of the pediatric arm restraint mechanism of FIG. 4 in the area of the pediatric lumbar restraint mechanism;

FIG. 7 is a schematic view of the leg restraint mechanism area of the child of FIG. 4;

FIG. 8 is a cross-sectional view of F-F of FIG. 4;

FIG. 9 is a section view of the G-G of FIG. 4;

FIG. 10 is a section H-H of FIG. 4;

FIG. 11 is a J-J section view of FIG. 4;

FIG. 12 is a schematic diagram of the operation of the present utility model;

fig. 13 is a K-K cross-sectional view of fig. 12.

Reference numerals illustrate: the utility model comprises a base 1, a soft cushion 2, a child head limiting mechanism 3, a limiting flat plate 3-1, a transverse plate 3-2, a threaded rod 3-3, a threaded rod second 3-4, a round rod first 3-3a, a round rod second 3-4b, a seat bearing first 3-5, a hand wheel first 3-6, a connecting rod first 3-7, an elongated channel hole first a, a child arm limiting mechanism 4, a limiting piece first 4-1, a limiting tool first 4-1a, a limiting flat plate second 4a-1a, a transverse plate second 4b-1a, a threaded rod third 4c-1a, a threaded rod fourth 4d-1a, a round rod third 4cd-1a, a round rod fourth 4de-1a, a seat bearing second 4e-1a, a connecting rod second 4f-1a, a forming channel hole second b, a universal joint bearing first 4-2, a shaft rod first 4-3, the device comprises a universal joint bearing II 4-4, a belt seat bearing III 4-5, a shaft lever II 4-6, a hand wheel II 4-7, a synchronous pulley I4-8, a synchronous pulley II 4-9, a leg limiting mechanism 5 for children, a limiting piece II 5-1, a limiting tool II 5-1a, a limiting flat plate III 5a-1a, a transverse plate III 5b-1a, a threaded rod five 5c-1a, a threaded rod six 5d-1a, a round rod five 5cd-1a, a round rod six 5de-1a, a long channel hole tri c, a connecting rod three 5f-1a, a universal joint bearing III 5-2, a shaft lever three 5-3, a universal joint bearing IV 5-4, a belt seat bearing V5-5, a shaft lever IV 5-6, a hand wheel three 5-7, a synchronous pulley II 5-8 and a synchronous pulley II 5-9, the infant waist strap comprises a left wide body strap I6, a father face magic tape I6-1, a right wide body strap I7, a mother face magic tape I7-1, an infant waist limiting mechanism 8, a limiting flat plate IV 8-1, a transverse plate IV 8-2, a threaded rod seventh 8-3, a round rod seventh 8-3a, a threaded rod eighth 8-4, a round rod eighth 8-4a, a seat bearing six 8-5, a connecting rod IV-6, a universal joint bearing five 8-7, a seat bearing seventh 8-8, a shaft lever five 8-9, a universal joint bearing six 8-10, a shaft lever six 8-11, a hand wheel IV 8-12, a left wide body strap II 8-13, a father face magic tape II 8-13a, a right wide body strap II 8-14, a mother face magic tape II 8-14a, a soft block e, a soft pillow 9, a groove 9-1, a torsion limiter 10, a lifting rod 11, an adjusting foot 12, an infant 13, a head 13-1, an arm 13-2, a leg 13-3, a waist 13-4 and a waist 13-4.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

referring to the drawings: the restraining device for the children scalp puncture comprises a base 1, wherein a soft cushion 2 is fixed on the top surface of the base 1, a children head limiting mechanism 3 is arranged on the base 1, a children arm limiting mechanism 4 is arranged below the children head limiting mechanism 3, and a children leg limiting mechanism 5 is arranged below the children arm limiting mechanism 4; the infant head limiting mechanism 3 comprises a pair of limiting flat plates I3-1 which are oppositely arranged along the X direction and are positioned above the soft cushion 2, a pair of transverse plates I3-2 which are oppositely arranged along the X direction are connected on the base 1 in a sliding manner, a threaded rod I3-3 and a threaded rod II 3-4 are respectively connected on the two transverse plates I3-2 in a threaded manner, a round rod I3-3 a and a round rod II 3-4b are respectively fixed at the left end of the threaded rod I3-3 and the right end of the threaded rod II 3-4, the right end of the threaded rod I3-3 and the left end of the threaded rod II 3-4 are fixedly together and coaxially arranged, the left end side of the first threaded rod 3-3 and the right end side of the second threaded rod 3-4 are both provided with a first bearing with a seat 3-5 fixed at the base 1, the first round rod 3-3a and the second round rod 3-4b are respectively arranged at the first bearing with a seat 3-5, the first threaded rod 3-3 and the second threaded rod 3-4 are opposite in thread direction, the outer end part of the second round rod 3-4b is fixedly provided with a first hand wheel 3-6, the base 1 and the soft cushion 2 are provided with a pair of long channel holes a oppositely arranged along the Y direction, and a pair of connecting rods I3-7 respectively penetrating through the two long channel holes a are fixed between the transverse plate I3-2 and the limiting flat plate I3-1; the infant arm limiting mechanism 4 comprises a pair of limiting pieces 4-1 which are symmetrically arranged left and right and are arranged in an eight-shaped groveling way, the limiting pieces 4-1 comprise at least two limiting tools 4-1a which are arranged in a step-by-step way at intervals, the limiting tools 4-1a comprise a pair of limiting flat plates 4a-1a which are oppositely arranged and are positioned above the soft cushion 2, a pair of transverse plates 4b-1a which are oppositely arranged are connected on the base 1 in a sliding way, a threaded rod three 4c-1a and a threaded rod four 4d-1a are respectively connected on the two transverse plates 4b-1a in a threaded way, round rods three 4cd-1a and four round rods four 4de-1a are respectively fixed at the inner ends of the threaded rods three 4c-1a and the outer ends of the threaded rods four 4d-1a are fixedly arranged together and coaxially, the inner side of the threaded rod III 4c-1a and the outer side of the threaded rod IV 4d-1a are both provided with a second bearing with seat 4e-1a fixed at the base 1, the round rod III 4cd-1a and the round rod IV 4de-1a are respectively arranged at the two second bearing with seat 4e-1a, the threaded directions of the threaded rod III 4c-1a and the threaded rod IV 4d-1a are opposite, the base 1 and the soft cushion 2 are provided with a pair of long passage holes B which are oppositely arranged, a pair of connecting rods II 4f-1a which respectively pass through the two long passage holes B are fixed between the transverse plate II 4b-1a and the limiting flat plate II 4a-1a, the outer end side of each round rod IV 4de-1a at the left side and the inner end side of each round rod III 4cd-1a at the right side are respectively provided with a universal joint bearing I4-2, a shaft rod I4-3 is respectively arranged between the left universal joint bearing I4-2 and the right universal joint bearing I2, the outer side end of the right top end limiting tool I4-1 a is provided with a universal joint bearing II 4-4, a base 1 is fixedly provided with a bearing III 4-5 with a base, a shaft rod II 4-6 is arranged on the bearing III 4-5 with a base, the right top round rod IV 4de-1a is arranged together with one end of the universal joint bearing II 4-4, the other end of the universal joint bearing II 4-4 is arranged together with the left end of the shaft rod II 4-6, the outer end of the shaft rod II 4-6 is fixedly provided with a hand wheel II 4-7, the side part of each limiting tool I4-1 a on the left side is provided with a synchronous belt wheel I4-8, each synchronous belt wheel I4-8 is respectively fixed at the round rod III 4cd-1a of each limiting tool I4-1 a on the left side, and a synchronous belt I4-9 is arranged between each synchronous belt I4-8; the infant leg limiting mechanism 5 comprises a pair of limiting pieces II 5-1 which are symmetrically arranged left and right and are arranged in an eight-shaped groveling way, the limiting pieces II 5-1 comprise at least two limiting tools II 5-1a which are arranged in a step-by-step way at intervals, the limiting tools II 5-1a comprise a pair of limiting flat plates III 5a-1a which are oppositely arranged and are positioned above the soft cushion 2, a pair of transverse plates III 5b-1a which are oppositely arranged are connected on the base 1 in a sliding way, a threaded rod V5 c-1a and a threaded rod V5 d-1a are respectively connected on the two transverse plates III 5b-1a in a threaded way, round bars V5 cd-1a and round bars V5 de-1a are respectively fixed at the inner ends of the threaded rods V5 c-1a and the outer ends of the threaded rods V5 d-1a, the outer ends of the V5 c-1a and the inner ends of the threaded rods V5 d-1a are fixed together and are coaxially arranged, the inner side of the threaded rod five 5c-1a and the outer side of the threaded rod six 5d-1a are both provided with four seat bearing 5e-1a fixed at the base 1, the round rod five 5cd-1a and the round rod six 5de-1a are respectively arranged at the two seat bearing four 5e-1a, the threaded directions of the threaded rod five 5c-1a and the threaded rod six 5d-1a are opposite, the base 1 and the soft cushion 2 are provided with a pair of oppositely arranged long channel holes tri c, a pair of connecting rods tri 5f-1a respectively penetrating through the two long channel holes tri c are fixed between the transverse plates tri 5b-1a and the limiting flat plate tri 5a-1a, the outer end side of each round rod six 5de-1a at the left side and the inner end side of each round rod five 5cd-1a at the right side are respectively provided with a universal joint bearing tri 5-2, a shaft tri 5-3 is respectively arranged between the left universal joint bearing tri 5-2 and the right universal joint bearing tri 5-2, the outer side end of the right top end limiting tool II 5-1a is provided with a universal joint bearing IV 5-4, the base 1 is fixedly provided with a seat bearing V5-5, the seat bearing V5-5 is provided with a shaft lever IV 5-6, the right top end round bar VI-1 a and one end of the universal joint bearing IV 5-4 are installed together, the other end of the universal joint bearing IV 5-4 and the left end of the shaft lever IV 5-6 are installed together, the outer end part of the shaft lever IV 5-6 is fixedly provided with a hand wheel III 5-7, the side part of each limiting tool II 5-1a on the left side is provided with a synchronous belt pulley II 5-8, each synchronous belt pulley II 5-8 is respectively fixed on a round bar V5 cd-1a of each limiting tool II 5-1a on the left side, and a synchronous belt II 5-9 is installed between each synchronous belt pulley II 5-8; the left side faces of the left limiting flat plates II 4a-1a and the left side limiting flat plates III 5a-1a are respectively fixed with a left wide body binding belt I6, the right side faces of the right side limiting flat plates II 4a-1a and the right side limiting flat plates III 5a-1a are respectively fixed with a right wide body binding belt I7, the inner end faces of the left wide body binding belts I6 are respectively fixed with a father face magic tape I6-1, and the outer end faces of the right wide body binding belts I7 are respectively fixed with a mother face magic tape I7-1.

A child waist limiting mechanism 8 is arranged between the two limiting parts 4-1, the child waist limiting mechanism 8 comprises a pair of limiting flat plates 8-1 which are oppositely arranged along the X direction and are positioned above the soft cushion 2, a pair of transverse plates 8-2 which are oppositely arranged along the X are connected on the base 1 in a sliding manner, a threaded rod seven 8-3 and a threaded rod eight 8-4 are respectively connected on the two transverse plates 8-2 in a threaded manner, a round rod seven 8-3a and a round rod eight 8-4a are respectively fixed at the left end of the threaded rod seven 8-3 and the right end of the threaded rod eight 8-4, the right end of the threaded rod seven 8-3 and the inner end of the threaded rod eight 8-4 are coaxially arranged and are fixed together, the left end side of the threaded rod seven 8-3 and the right end side of the threaded rod eight 8-4 are both provided with a six 8-5 bearing with a seat fixed at the base 1, the round rod seven 8-3a and the round rod eight 8-4a are respectively arranged at the six 8-5 bearing with a seat, the threaded rod seven 8-3 and the threaded rod eight 8-4 have opposite screw thread directions, a pair of long passage holes four d which are oppositely arranged are arranged on the base 1 and the soft cushion 2, a pair of connecting rods four 8-6 which respectively pass through the two long passage holes four d are fixed between the transverse plates four 8-2 and the limit flat plate four 8-1, the right side part of the round rod eight 8-4a is provided with a five 8-7 universal joint bearing, the base 1 is fixedly provided with a seven 8-8 bearing with a seat, the seven 8-8 bearing with a five 8-9 shaft rod is arranged on the seven 8-8 bearing with a five 8-9 shaft rod, the left end part of the five 8-9 shaft rod is provided with a six 8-10 universal joint bearing, a shaft lever six 8-11 is arranged between the universal joint bearing five 8-7 and the universal joint bearing six 8-10, a hand wheel four 8-12 is fixed at the right end of the shaft lever five 8-9, a left wide body binding belt two 8-13 is fixed on the left side surface of a left limiting plate four 8-1, a right wide body binding belt two 8-14 is fixed on the right side limiting plate four 8-1, a father face magic tape two 8-13a is fixed on the inner end face of the left wide body binding belt two 8-13, and a mother face magic tape two 8-14a is fixed on the outer end face of each right wide body binding belt two 8-14.

The soft blocks e are fixed at the two opposite end surfaces of the first limiting flat plate 3-1, the second limiting flat plate 4a-1a, the third limiting flat plate 5a-1a and the fourth limiting flat plate 8-1.

A soft pillow 9 fixed on the soft cushion 2 is arranged between the two limiting plates 3-1.

The center of the soft pillow 9 is provided with a circular arc-shaped groove 9-1 for placing a pediatric hindbrain spoon.

The torsion limiter 10 is arranged on the round rod II 3-4b, the rod II 4-6, the rod IV 5-6 and the rod VI 8-11.

A pair of lifting rods 11 are fixed at the inner end and the outer end of the base 1.

The four corners of the bottom surface of the base 1 are fixed with adjusting feet 12.

The working principle of the utility model is as follows: firstly, the child 13 is placed at the soft cushion 2, at this time, the two limit plates 3-1, the two limit plates 4a-1a, the three limit plates 5a-1a and the four limit plates 8-1 are all in an open state, the rear brain spoon of the head 13-1 of the child 13 is positioned at the arc-shaped groove 9-1 of the soft pillow 9, then, the two arms 13-2 of the child 13 are respectively placed between the two limit plates 4a-1a, then, the hand wheel 4-7 is rocked, the hand wheel 4-7 synchronously drives the three threaded rods 4c-1a and the four threaded rods 4d-1a to rotate through the first universal joint bearing 4-2, the second universal joint bearing 4-4, the first synchronous pulley 4-8 and the first synchronous belt 4-9, so that the two limiting plates 4a-1a are mutually close and the gap between the two opposite limiting plates 4a-1a is stopped when the two limiting plates are matched with the thickest part of the arms of the child 13, so as to limit the transverse movement of the two arms 13-2 of the child 13, then the left wide body binding belt 6 and the right wide body binding belt 7 are adhered and fixed together by utilizing the father face magic tape 6-1 and the mother face magic tape 7-1, thereby limiting the movement of the two arms 13-2 of the child 13 in the longitudinal direction (as shown in figures 1, 2, 6, 12 and 13), then the two legs 13-3 of the child 13 are placed between the three limiting plates 5a-1a, then the hand shaking wheel three 5-7 is swayed, the hand shaking wheel three 5-7 passes through the universal joint bearing three 5-2, the universal joint bearing four 5-4, the synchronous pulley two 5-8, the synchronous belt II 5-9 synchronously drives each threaded rod five 5c-1a and each threaded rod six 5d-1a to rotate, so that each limit flat plate III 5a-1a is close to each other, a gap between the two limit flat plates III 5a-1a which are oppositely arranged is stopped when the two limit flat plates are matched with the thickest parts of the legs of the child 13, so as to limit the transverse movement of the two legs 13-3 of the child 13, then the left wide body binding belt I6 and the right wide body binding belt I7 are adhered and fixed together by utilizing the parent magic tape I6-1 and the parent magic tape I7-1, thereby limiting the movement of the two legs 13-3 of the child 13 in the longitudinal direction (as shown in figures 1, 2, 7 and 12), and then the hand wheel IV 8-12 is rocked, the hand wheel four 8-12 universal joint bearing five 8-7 and the universal joint bearing six 8-10 drive the threaded rod seven 8-3 and the threaded rod eight 8-4 to synchronously rotate, so that the two limiting plates four 8-1 are mutually close and stop when being away from the position of the matched width of the waist 13-4 of the child 13, the waist 13-2 of the child 13 is transversely limited, then the left wide body binding belt two 8-13 and the right wide body binding belt two 8-14 are adhered and fixed together by utilizing the father face magic tape two 8-13a and the mother face magic tape two 8-14a, thereby limiting the movement of the waist 13-3 of the child 13 in the longitudinal direction, finally, the rear brain spoon of the head 13-1 of the child 13 is placed at the arc-shaped groove 9-1 of the soft pillow 9, the hand wheel one 3-5 is rocked, the hand wheel one 3-5 drives the threaded rod one 3-3 and the threaded rod two 3-4 to synchronously rotate, the two limiting plates 3-1 are driven to be close to each other and are stopped at the two side surfaces of the soft pillow 9, so that the head 13-1 of the child 13 is transversely limited, then, a doctor or a family member lightly presses the head 13-1 of the child 13 in the longitudinal direction, so that the movement of the head 13-1 of the child 13 can be limited, arms 13-2, legs 13-3 and waist 13-4 of the child 13 are limited by movement, the situation that the child's arms are moved to grasp the scalp puncture area when the child's scalp is punctured, the child's legs 13-3 and waist 13-4 are also prevented from being moved in disorder, the whole body of the child is prevented from shaking, the stability of the position of the head 13-1 of the child 13 is further influenced, the child's puncture operation on the child's scalp is further influenced, the doctor can be ensured to safely puncture the child's 13 scalp, and the child's 13-2, the legs 13-3 can be safely and conveniently popularized and applied.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims (6)

1. A restraint device for pediatric scalp puncture, comprising a base (1), characterized in that: a soft cushion (2) is fixed on the top surface of the base (1), a child head limiting mechanism (3) is arranged on the base (1), a child arm limiting mechanism (4) is arranged below the child head limiting mechanism (3), and a child leg limiting mechanism (5) is arranged below the child arm limiting mechanism (4);

the infant head limiting mechanism (3) comprises a pair of limiting flat plates I (3-1) which are oppositely arranged along the X direction and are positioned above the soft cushion (2), a pair of transverse plates I (3-2) which are oppositely arranged along the X direction are connected to the base (1) in a sliding manner, a threaded rod I (3-3) and a threaded rod II (3-4) are respectively connected to the transverse plates I (3-2) in a threaded manner, round rods I (3-3 a) and round rods II (3-4) are respectively fixed to the left end of the threaded rod I (3-3) and the right end of the threaded rod II (3-4) in a coaxial manner, a seat bearing I (3-5) which is fixed to the base (1) is arranged on the left end side of the threaded rod I (3-3) and the right end side of the threaded rod II (3-4) are respectively, round rods I (3-3 a) and II (3-4) are respectively fixed to round rods I (3-3 b) and II (3-4) which are respectively arranged on the end parts of the threaded rod II (3-4) in the opposite directions, a pair of long channel holes I (a) which are oppositely arranged along the Y direction are formed in the base (1) and the soft cushion (2), and a pair of connecting rods I (3-7) which respectively pass through the two long channel holes I (a) are fixed between the transverse plate I (3-2) and the limiting flat plate I (3-1);

the infant arm limiting mechanism (4) comprises a pair of limiting pieces I (4-1) which are symmetrically arranged left and right and are arranged in an eight-shaped groveling way, the limiting pieces I (4-1) comprise at least two limiting tools I (4-1 a) which are arranged in a spacing step by step mode, the limiting tools I (4-1 a) comprise a pair of limiting flat plates II (4 a-1 a) which are oppositely arranged and are positioned above the soft cushion (2), a pair of transverse plates II (4 b-1 a) which are oppositely arranged are connected to the base (1) in a sliding way, a threaded rod III (4 c-1 a) and a threaded rod IV (4 d-1 a) are respectively connected to the transverse plates II (4 b-1 a) in a threaded way, round rod III (4 cd-1 a) and the outer end of the threaded rod IV (4 d-1 a) are respectively fixed with round rod III (4 cd-1 a) and round rod IV (4 de-1 a), the outer end of the threaded rod III (4 c-1 a) and the round rod IV (4 d-1 a) are respectively fixed with the round rod IV (4 d-1 a) at the inner side of the base (4 e) of the threaded rod III (4 a) and the threaded rod IV (4 a) are respectively arranged on the base II (1 a) and the base (4 e) and the threaded rod IV (1) is arranged on the inner side of the round rod IV (4 a) and the round rod IV (1 a) and the round rod IV (4 a bearing seat, the threaded rod III (4 c-1 a) and the threaded rod IV (4 d-1 a) are opposite in thread direction, a pair of long passage holes II (b) which are oppositely arranged are formed in the base (1) and the soft cushion (2), a pair of connecting rods II (4 f-1 a) which respectively penetrate through the two long passage holes II (b) are fixed between the transverse plate II (4 b-1 a) and the limiting flat plate II (4 a-1 a), a universal joint bearing I (4-2) is arranged on the inner end side of the round rod III (4 cd-1 a) on the left side and the right side, a universal joint bearing II (4-3) is arranged between the left side and the right side of the universal joint bearing I (4-2), a universal joint bearing II (4-4) is arranged at the outer end of the limiting tool I (4-1 a), a seat bearing III (4-5) is fixed on the base (1), a universal joint bearing II (4-5) is arranged on the outer end of the round rod III (4-5), a universal joint bearing II (4-3) is arranged on the outer end of the round rod III (4-1 a), a universal joint bearing II (4-6) is arranged on the base II (1) and the universal joint bearing II (4-4) is arranged on the end of the base II (1) together, the side part of each limiting tool one (4-1 a) on the left side is provided with a synchronous pulley one (4-8), each synchronous pulley one (4-8) is respectively fixed at a round rod three (4 cd-1 a) of each limiting tool one (4-1 a) on the left side, and a synchronous belt one (4-9) is arranged between each synchronous pulley one (4-8);

the infant leg limiting mechanism (5) comprises a pair of limiting pieces II (5-1) which are symmetrically arranged left and right and are arranged in an eight-shaped groveling way, the limiting pieces II (5-1) comprise at least two limiting tools II (5-1 a) which are arranged in a spacing step by step way, the limiting tools II (5-1 a) comprise a pair of limiting flat plates III (5 a-1 a) which are oppositely arranged and are positioned above the soft cushion (2), a pair of transverse plates III (5 b-1 a) which are oppositely arranged are connected on the base (1) in a sliding way, a threaded rod V (5 c-1 a) and a threaded rod V (5 d-1 a) are respectively connected on the two transverse plates III (5 b-1 a) in a threaded way, the inner ends of the threaded rod V (5 c-1 a) and the outer ends of the threaded rod V (5 d-1 a) are respectively fixed with a round rod V (5 cd-1 a) and a round rod V (5 d-1 a), the outer ends of the threaded rod V (5 c-1 a) and the round rod V (5 d-1 a) are respectively fixed with the round rod V (5 c-1 a) and the round rod V (5 c-1 a) are respectively, the threaded rod V (5 c-1 a) is arranged on the inner sides of the threaded rod V (5 a) and the round rod V (5 c-1 a) and the round rod V (5 a) is arranged on the base (1) and the base (5 e) and the V (1 a) and the round rod V (5 a) is arranged on the base (1), the screw rod five (5 c-1 a) and the screw rod six (5 d-1 a) are opposite in screw thread direction, a pair of long passage holes three (c) which are oppositely arranged are formed on the base (1) and the soft cushion (2), a pair of connecting rods three (5 f-1 a) which respectively penetrate through the two long passage holes three (c) are fixed between the transverse plate three (5 b-1 a) and the limiting flat plate three (5 a-1 a), the outer end side of each round rod six (5 de-1 a) on the left side and the inner end side of each round rod five (5 cd-1 a) on the right side are respectively provided with a universal joint bearing three (5-2), a shaft lever III (5-3) is arranged between the left universal joint bearing III (5-2) and the right universal joint bearing IV (5-4) is arranged at the outer side end of the limiting tool II (5-1 a), a seat bearing V (5-5) is fixed on the base (1), a shaft lever IV (5-6) is arranged on the seat bearing V (5-5), the round rod VI (5 de-1 a) and one end of the universal joint bearing IV (5-4) are arranged together at the right side top end, the other end of the universal joint bearing IV (5-4) and the left end of the shaft lever IV (5-6) are arranged together, a hand-operated wheel III (5-7) is fixed at the outer end of the shaft lever IV (5-6), the side part of each limiting tool II (5-1 a) on the left side is provided with a synchronous pulley II (5-8), each synchronous pulley II (5-8) is respectively fixed on a round rod V (5 cd-1 a) of each limiting tool II (5-1 a) on the left side, and a synchronous belt II (5-9) is arranged between each synchronous pulley II (5-8);

a left wide body binding belt I (6) is fixed on the left side surface of each limit flat plate II (4 a-1 a) and each limit flat plate III (5 a-1 a) on the left side, a right wide body binding belt I (7) is fixed on the right side surface of each limit flat plate II (4 a-1 a) and each limit flat plate III (5 a-1 a) on the right side, a father face magic tape I (6-1) is fixed on the inner end surface of each left wide body binding belt I (6), and a mother face magic tape I (7-1) is fixed on the outer end surface of each right wide body binding belt I (7);

a child waist limiting mechanism (8) is arranged between the two limiting pieces (4-1), the child waist limiting mechanism (8) comprises a pair of limiting flat plates (8-1) which are oppositely arranged along the X direction and are positioned above the soft cushion (2), a pair of transverse plates (8-2) which are oppositely arranged along the X direction are connected to the base (1) in a sliding manner, a threaded rod seven (8-3) and a threaded rod eight (8-4) are respectively connected to the transverse plates (8-2) in a threaded manner, a round rod seven (8-3 a) and a round rod eight (8-4 a) are respectively fixed at the left end of the threaded rod seven (8-3) and the right end of the threaded rod eight (8-4), the right end of the threaded rod seven (8-3) and the inner end of the threaded rod eight (8-4) are coaxially arranged and are fixed together, a bearing seat with six threads (8-5) which are fixed at the base (1) and the right end of the threaded rod eight (8-4) are respectively arranged at the left end side of the threaded rod seven (8-3) and the right end of the threaded rod eight (8-4) and are respectively provided with six bearings (8-5 a) and 8-4 a) which are arranged at the positions opposite to the threaded rod (8-4), a pair of long passage holes (d) which are oppositely arranged are formed in the base (1) and the soft cushion (2), a pair of connecting rods (8-6) which respectively penetrate through the two long passage holes (d) are fixed between the transverse plates (8-2) and the limit flat plates (8-1), universal joint bearings (8-7) are arranged on the right side part of the round rod eight (8-4 a), a base bearing seven (8-8) is fixed on the base (1), a shaft lever five (8-9) is arranged on the base bearing seven (8-8), universal joint bearings (8-10) are arranged at the left end part of the shaft lever five (8-9), shaft lever six (8-11) are arranged between the universal joint bearings five (8-7) and the universal joint bearings six (8-10), wheels (8-12) are fixed at the right end of the shaft lever five (8-9), a left-side face of the limit flat plates (8-1) is fixed with a left-side face width body (8-7), a hand-side hook-strap (13) is fixed on the left face of the base (8-1), a binding strap (13) is fixed on the right face of the base (8-1), the outer end face of each right wide body bandage II (8-14) is fixed with a female face magic tape II (8-14 a);

a soft pillow (9) fixed on the soft cushion (2) is arranged between the two limiting plates (3-1).

2. The restraint device for pediatric scalp penetration as recited in claim 1, wherein: soft blocks (e) are fixed at two opposite end surfaces of the first limiting plate (3-1), the second limiting plate (4 a-1 a), the third limiting plate (5 a-1 a) and the fourth limiting plate (8-1).

3. The restraint device for pediatric scalp penetration as recited in claim 1, wherein: the center of the soft pillow (9) is provided with a circular arc-shaped groove (9-1) for placing a pediatric hindbrain spoon.

4. The restraint device for pediatric scalp penetration as recited in claim 1, wherein: the torsion limiter (10) is arranged on the round rod II (3-4 b), the shaft rod II (4-6), the shaft rod IV (5-6) and the shaft rod VI (8-11).

5. The restraint device for pediatric scalp penetration as recited in claim 1, wherein: a pair of lifting rods (11) which are oppositely arranged are fixed at the inner end and the outer end of the base (1).

6. The restraint device for pediatric scalp penetration as recited in claim 1, wherein: the four corners of the bottom surface of the base (1) are fixed with adjusting feet (12).