阅读说明：本技术 一种用于椎管内麻醉穿刺的***引导装置 (A kind of position guide device punctured for intravertebral anesthesia ) 是由 邱正国 苏玉强 孙晓鹏 范晓英 白艳 赵海康 李静 薛沙 郑钟磊 秦艳 安乐乐 于 2019-09-30 设计创作，主要内容包括：本发明提供的一种用于椎管内麻醉穿刺的体位引导装置,将病人放置在床板组件上,然后调节丝杠螺母机构,使两个挡板同步向床框的宽度中心移动,将病人加持在两个挡板之间,再然后通过束缚带将病人的上躯体和受伤的腿固定在床板组件上,然后通过转动机构使床框转动,进而使病人达到侧体位,最后将病人正常腿的背部放置在腿架上,将腿架向病人的头部移动,使腿部弯曲,进而使病人的脊椎骨完全弯曲,完成病人体位的调节,通过该体位引导装置能够快速的对病人的侧体位进行调节,使脊椎骨完全弯曲,并且能够对该状态进行固定,使其保持一定的形态,避免病人体位变化导致穿刺失败的问题。(A kind of position guide device punctured for intravertebral anesthesia provided by the invention, patient is placed on chair assembly, then adjusting screw nut body, keep two baffles synchronous mobile to the widthwise central of bed frame, by patient's aid between two baffles, subsequently the upper body and injured leg of patient are fixed on chair assembly by restraining, then rotate a frame by rotating mechanism, and then patient is made to reach lateral body position, finally the back of the normal leg of patient is placed in leg support, leg support is mobile to the head of patient, make leg curvature, and then it is bent the vertebrae of patient completely, complete the adjusting of patient posture, by the position guide device can the lateral body position quickly to patient be adjusted, it is bent vertebrae completely, and the state can be fixed, it is set to keep certain form, avoid patient body The problem of position variation leads to puncture failure.)

1. a kind of position guide device punctured for intravertebral anesthesia, which is characterized in that including two bed head frames (1), bed frames (2), chair assembly, baffle (8), leadscrew-nut mechanism (3) and rotating mechanism；

The chair assembly is laid on a frame (2), and the region that patient back is corresponded on chair assembly is detachably arranged at On bed frame (2), leadscrew-nut mechanism (3) is arranged on bed frame (2), and two baffles (5) are symmetricly set on the top of chair assembly, Baffle (5) is connect with leadscrew-nut mechanism (3), and leadscrew-nut mechanism (3) can be such that two baffles move synchronously, and patient is accommodated Between two baffles (5)；

It is provided on baffle (5) leg support (7), leg support (7) can be mobile along the length direction of baffle (5), keeps the leg of patient curved Song, and then make the vertebra cyrtosis of patient；

The both ends of bed frame (2) are rotatablely connected with two bed head frames (2) respectively, and bed frame (2) is connect with rotating mechanism, and rotating mechanism is used In rotating a frame (2), patient is made to reach lateral body position state.

2. the position guide device punctured according to claim 1 for intravertebral anesthesia, which is characterized in that the rotating machine Structure includes self-locking motor and gear (8)；Gear (8) is fixed at one end of a frame (2), and gear (8) is by shaft and wherein One bed head frame (1) connection, the other end of bed frame (2) are connect by shaft with another bed head frame (1), the output of self-locking motor Axis is engaged with gear (8).

3. the position guide device punctured according to claim 1 for intravertebral anesthesia, which is characterized in that the bed board group Part includes head plate (11), torso plates (12) and leg plate (13), and the disassembly of body plate is arranged on bed frame (2).

4. the position guide device punctured according to claim 3 for intravertebral anesthesia, which is characterized in that the torso plates (12) it is made of multiple torso plates unit spliceds, the side of bed frame (2) is provided with extraction aperture；

When patient is located at lateral body position, body plate unit can take out from extraction aperture, and patient back is made to implement the region dew of operation Out.

5. the position guide device punctured according to claim 1 for intravertebral anesthesia, which is characterized in that the bed board group Multiple groups restraining is provided on part, the body for patient is fixed on chair assembly.

6. the position guide device punctured according to claim 1 for intravertebral anesthesia, which is characterized in that the lead screw spiral shell Parent agency (3) includes lead screw (32), ut socket (33) and guide plate (34)；

The both ends of the lead screw (32) are supported in the mounting hole of a frame (2), and two ut sockets (33) are separately positioned on lead screw (32) both ends, and it is located at the inside of bed frame (2), lead screw rotation can make two ut sockets (33) opposite or opposite synchronize is moved It is dynamic, a guide plate (34) is fixedly connected on each ut socket (33), the lower end of baffle (5) is connect with guide plate (34).

7. the position guide device punctured according to claim 6 for intravertebral anesthesia, which is characterized in that the lead screw (32) one section of screw thread, oppositely oriented, an equipped ut socket (33) on every section of screw thread for two sections of screw threads is respectively set in both ends.

8. the position guide device punctured according to claim 6 for intravertebral anesthesia, which is characterized in that the baffle (5) hinged by hinge with guide plate (34)；

Leadscrew-nut mechanism is additionally provided with positioning mechanism on (3), for determining plumbness of the baffle on chair assembly Position, positioning mechanism include support arm (35) and guide pad (34), limit plate are provided on guide pad (34), and be located at the interior of baffle Side, support arm (35) are set on ut socket (33), and are located at the outside of baffle (25).

9. the position guide device punctured according to claim 1 for intravertebral anesthesia, which is characterized in that on the bed frame Two groups of leadscrew-nut mechanisms (3) are arranged at intervals with, leadscrew-nut mechanism (3) is connected by drive mechanism (4), drive mechanism (4) energy Enough rotate synchronously two groups of leadscrew-nut mechanisms (3).

10. the position guide device punctured according to claim 1 for intravertebral anesthesia, which is characterized in that leg support (7) packet Including connecting shaft and thigh support board, baffle (5) is provided with sliding slot along its length, and the one of one end of connecting shaft and thigh support board End connection, connecting shaft are mounted in sliding slot by nut, and thigh support board is located at the inside of baffle (5).

Technical field

The present invention relates to medical instruments field, specially a kind of position guide device punctured for intravertebral anesthesia.

Background technique

Intravertebral anesthesia is widely used in abdominal cavity, pelvic part, perineum, crissum and lower extremity surgery.Intravertebral anesthesia punctures adopt more With the hunchbacked method in side position, general patient can cooperate the requirement of doctor according to the guidance of Anesthetist, but for some specific diseases People, as fat, speech communication are unsmooth and communication disorder and influence correct position support.It cannot make back and the perpendicular shape of bed surface State, it is also possible to prevent the purpose intervertenral space punctured from sufficiently appearing.Difficulty is brought to puncture, reduces puncture success rate.

The especially operation patients of fracture of lower limb, when putting position due to the nerve end on the mobile stimulation periosteum of fracture end The tip, which can generate, moves pain, and moving pain makes systemic muscular tone, the small of the back muscle rigidity, and position cannot be put in place, even if Also it is unable to maintain that the stabilization of position after putting in place, causes the reduction of anesthetic puncture success rate.Fracture pain can also cause acutely Hemodynamic responses, the severe complications such as cerebral hemorrhage, myocardial infarction can be induced.Clinically generally risen with cotton-wadded quilt, soft bolster Limbs lack lasting stabilization, and personalized limbs can not be provided for patient and are lifted, it has been reported that intravertebral anesthesia punctures A small amount of sedation and analgesia drug is used alone or in combination before pendulum mass position, as sufentanil, help new, midazolam, ketamine, the third pool The intense strain of patient can be effectively relieved in phenol etc., mitigate the pain of patient, and patient is made to cooperate Body Position Change, vein adjuvant drug Although certain sedation and analgesia effect can be reached, there is the possibility that respiration inhibition occurs, while when intravertebral anesthesia puncture, disease People is in head low level and close to chest, has a certain impact to respiratory tract, can lead to respiratory dysfunction.In addition, some veins Drug patient occurs restless possibility, influences anesthetic puncture damage spinal nerve.Elderly patients are also had been reported that and pass through improvement The retardance of iliac fascia gap achievees the effect that preemptive analgesia, and the implementation of Lai Peihe intravertebral anesthesia avoids systemic administration bring Many adverse reactions achieve preferable analgesic effect, but complicated for operation, and onset time is slow, and effect is inaccurate, by anesthetist Technique influence it is larger, while puncture be store period, have certain damage to patient.

To solve the above-mentioned problems, it is convenient for anesthesia procedure, so design is a can be played intravertebral anesthesia position support It is positioned to guidance, and patients with lower limbs fracture pendulum mass position can be mitigated and cause the device of severe pain with regard to meaningful.

Summary of the invention

When implementing intravertebral anesthesia puncture for patient, the problem of the position support difficulty of patient, the present invention provides one kind For the position guide device that intravertebral anesthesia punctures, it can assist in patient and put position when implementing intravertebral anesthesia puncture, And position is fixed, implement intravertebral anesthesia puncture convenient for doctor.

The present invention is to be achieved through the following technical solutions:

It is a kind of for intravertebral anesthesia puncture position guide device, which is characterized in that including two bed head frames, bed frame, Chair assembly, baffle, leadscrew-nut mechanism and rotating mechanism；

The chair assembly is laid on a frame, and the region that patient back is corresponded on chair assembly is detachably arranged at On bed frame, leadscrew-nut mechanism is arranged on bed frame, and two baffles are symmetricly set on the top of chair assembly, baffle and lead screw spiral shell Parent agency connection, leadscrew-nut mechanism can be such that two baffles move synchronously, by patient's aid between two baffles；

Leg support is provided on baffle, leg support can be moved along the length direction of baffle, make the leg curvature of patient, and then make The vertebra cyrtosis of patient；

The both ends of bed frame are rotatablely connected with two bed head frames respectively, and bed frame is connect with rotating mechanism, and rotating mechanism is for making Bed frame rotation, makes patient reach lateral body position state.

Preferably, the rotating mechanism includes self-locking motor and gear；Gear is fixed at one end of a frame, and gear is logical It crosses shaft to connect with one of bed head frame, the other end of bed frame is connect by shaft with another bed head frame, self-locking motor Output shaft is engaged with gear.

Preferably, the chair assembly includes head plate, torso plates and leg plate, and the disassembly of body plate is arranged on bed frame.

Preferably, the torso plates are made of multiple torso plates unit spliceds, and the side of bed frame is provided with extraction aperture；

When patient is located at lateral body position, body plate unit can take out from extraction aperture, and patient back is made to implement the area of operation Expose in domain.

Preferably, it is provided with multiple groups restraining on the chair assembly, the body for patient is fixed on chair assembly.

Preferably, the leadscrew-nut mechanism includes lead screw, ut socket and guide plate；

The both ends of the lead screw are supported in the mounting hole of a frame, and two ut sockets are separately positioned on the both ends of lead screw, And it is located at the inside of bed frame, lead screw rotation can make two ut sockets opposite or opposite synchronizing moving, on each ut socket It is fixedly connected with a guide plate, the lower end of baffle is connect with guide plate.

Preferably, the both ends of the lead screw are respectively set one section of screw thread, two sections of screw threads it is oppositely oriented, match on every section of screw thread Fill a ut socket.

Preferably, the baffle and guide plate are hinged by hinge；

Positioning mechanism is additionally provided on leadscrew-nut mechanism, for determining plumbness of the baffle on chair assembly Position, positioning mechanism include support arm and guide pad, limit plate are provided on guide pad, and be located at the inside of baffle, support arm set It is located on ut socket, and is located at the outside of baffle.

Preferably, two groups of leadscrew-nut mechanisms are arranged at intervals on the bed frame, leadscrew-nut mechanism passes through drive mechanism Even, drive mechanism can be such that two groups of leadscrew-nut mechanisms rotate synchronously.

Preferably, leg support includes connecting shaft and thigh support board, and baffle is provided with sliding slot along its length, and the one of connecting shaft End is connect with one end of thigh support board, and connecting shaft is mounted in sliding slot by nut, and thigh support board is located at the inside of baffle.

Compared with prior art, the invention has the following beneficial technical effects:

A kind of position guide device punctured for intravertebral anesthesia provided by the invention, is placed on chair assembly for patient On, then adjusting screw nut body, keeps two baffles synchronous mobile to the widthwise central of bed frame, and patient's aid is kept off at two Between plate, subsequently the upper body and injured leg of patient are fixed on chair assembly by restraining, then pass through rotation Mechanism makes a frame rotation, and then patient is made to reach lateral body position, finally the back of the normal leg of patient is placed in leg support, by leg support It is mobile to the head of patient, make leg curvature, and then be bent the vertebrae of patient completely, complete the adjusting of patient posture, leads to Cross the position guide device can the lateral body position quickly to patient be adjusted, be bent vertebrae completely, and can be right The state is fixed, it is made to keep certain form, avoids the problem that patient posture variation leads to puncture failure.

Detailed description of the invention

Fig. 1 is structure chart of the position guide device of the present invention in carrying patient；

Fig. 2 is structure chart when position guide device of the present invention fixes patient posture；

Fig. 3 is the structure chart when present invention implements intravertebral anesthesia centesis；

Fig. 4 is the structure chart of the transmission device of position guide device of the present invention；

Fig. 5 is the structure chart of feed screw nut of the present invention；

Fig. 6 is the scheme of installation of transmission device of the present invention and frame；

Fig. 7 is the scheme of installation of support plate of the present invention and frame；

Fig. 8 is the main view of position guide device of the present invention；

Fig. 9 is the structural schematic diagram of limit plate of the present invention；

Figure 10 is the schematic diagram that torso plates of the present invention extract state out.

In figure: 1, bed head frame；2, bed frame；3, leadscrew-nut mechanism；4, transmission mechanism；5, baffle；6, motor plate；7, leg Frame；8, gear；9, limit plate；11, head plate；12, torso plates；13, leg plate；14, cantilever groove；31, locating rod；32, lead screw；33, Ut socket；34, guide plate；35, support arm；36, bevel gear.

Specific embodiment

Present invention will be described in further detail below with reference to the accompanying drawings, described to be explanation of the invention rather than limit It is fixed.

Refering to fig. 1-8, it is a kind of for intravertebral anesthesia puncture position guide device, including two bed head frames 1, bed frame 2, Chair assembly, leadscrew-nut mechanism 3.

Described two bed head frames 1 are separately positioned on the both ends of a frame 2, the top cross-bar of bed frame 2 widthwise central and bed head frame 2 Center rotating connection, bed frame 2 connect with rotating mechanism, and a frame 2 can be made to turn to plumbness along connecting pin.

Chair assembly is equipped on the bed frame 2, the region that patients back is corresponded on chair assembly is detachably arranged at bed On frame 2, patient can be made to expose back at lateral body position, multiple groups restraining is provided on chair assembly, be used for body and leg It is fixed on chair assembly.

Leadscrew-nut mechanism 3 is arranged on bed frame along the width direction of bed frame, and two baffles 5 are symmetricly set on a frame 2 Two sides, and it is located at the top of chair assembly, the lower end of baffle 5 is connect with leadscrew-nut mechanism 3, and leadscrew-nut mechanism 3 can make Two baffles move synchronously, by patient's aid between two baffles 5.

Leg support 7 is provided on baffle 5, leg support 7 can simultaneously be moved along the length direction of baffle 5, and mobile leg support 7 is for making disease The leg curvature of people.

A kind of position guide device punctured for intravertebral anesthesia provided by the invention, is placed on chair assembly for patient On, then adjusting screw nut body 3, by patient's aid between two baffles, and makes the vertebrae face bed board group of patient The upper body and injured leg of patient are subsequently fixed on chair assembly by restraining by the through slot of part, then by turning Motivation structure makes a frame rotation, and then so that patient is reached lateral body position, while keeping the back of patient vertical with chair assembly, finally will be sick The back of the normal leg of people is placed in leg support 7, and leg support 7 is mobile to the head of patient, makes leg curvature, and then make the ridge of patient Vertebra is bent completely, completes the adjusting of patient posture, by the position guide device can quickly the lateral body position to patient into Row is adjusted, and is bent vertebrae completely, and the state can be fixed, so that it is kept certain form, avoid patient Position chanP leads to the problem of puncture failure.

Refering to Fig. 6, the rotating mechanism includes self-locking motor and gear 8；Gear 8 is fixed at one end of a frame, tooth Wheel 8 is provided centrally with shaft, and shaft is connect with one of bed head frame 1, and the other end of bed frame passes through shaft and another bed Head frame 1 connects, and is provided with motor plate 6 on one of bed head frame 1, self-locking motor is fixed on motor plate, the output shaft of motor It is engaged with gear, motor rotation, band moving gear rotates and then a frame can be made to be rotated by 90 °, and can make a frame 2 using self-locking motor Rotation angle positioned, simplify the structure of entire position guide device.

By two cross-arm connections, the installation site of cross-arm need to guarantee not influencing turning for a frame 2 two 1 brackets of bed head frame Dynamic, two connections of bed head frame 1 are guaranteed entire position guide device stability by cross-arm.

Refering to Fig. 7, the chair assembly includes a head plate 11, torso plates 12 and leg plate 13, head plate 11,12 and of torso plates Leg plate 13 is successively set on a frame.Headrest is additionally provided in head plate 11, for head to be lifted, patient be in head low level and As close as possible to chest position, it is convenient for vertebra cyrtosis.

Refering to Fig. 8, further for the vertebra cyrtosis for making patient, torso plates 12 are the arcuate structure of indent, make patient When lying on chair assembly, vertebrae can be pre-formed certain bending, convenient for the adjustment of the position in later period.

Refering to Fig. 9 and 10, the torso plates 12 are made of multiple torso plates unit spliceds, are provided in the side of bed frame 2 Extraction aperture, body plate unit can be extracted out from extraction aperture, expose the back of patient, carry out disinfection and survey convenient for medical staff Measure spatium interosseum.

When patient lies on chair assembly, torso plates 12 are supported on a frame 2, convenient for patient carry out position adjust and It is fixed, when bed frame is rotated by 90 °, and patient reaches lateral body position, body plate unit is taken out from extraction aperture one by one, from centre to two Side is taken out one by one, until the body surface symbol crista iliaca and shoulder first inferior horn of positioning expose, carries out spatium interosseum positioning convenient for doctor.

Since 3-7 block body plate unit forms, two neighboring body plate unit is connected the torso plates 12 by T-slot, by It is different in the torso length of patient, therefore stop extracting at once by ilium ridge and shoulder first inferior horn when extraction, it is carried out in this way convenient for doctor Operation, while remaining body plate unit can limit patient.

Limit plate 9 is additionally provided on extraction aperture, limit plate 9 is movably arranged on the side of a frame 2, can be along bed frame 2 Length direction is mobile, opens or closes extraction aperture.

Limit plate 9 is provided with sliding slot since two slide plates form on slide plate, the side setting of bed frame is same there are two being located at The pin of height, slide plate is mounted on the side of a frame 2 by pin, and can move along pin, and this makes it possible to by extraction aperture It opens or closes, two slide plates are opposite to be slided, and bore closure is extracted, and prevents a frame in plumbness, and body plate unit slides.Bed frame In plumbness, patient only contacts with body plate, and patient does not apply strength to torso plates, therefore body plate unit can be free It extracts, while in order to reduce frictional force, film can also be opened on 12 upper berth one of body plate, reduce frictional force when extracting.

It is provided with multiple groups restraining in the torso plates 12, before the front of the body of patient, navel level and the flat ilium of lower abdomen Upper spine is fixed in torso plates 12, and two groups of restrainings arranged symmetrically are respectively set on each leg plate, is respectively used to fixed patient's Two legs, every group includes multiple restrainings.

The restraining uses buckle-type belt tensioner, and the fixing end of belt tensioner and the side of chair assembly are connected, two bands The free end of son is connected by a snap, and operates convenient, convenient disassembly.

When implementing intravertebral anesthesia puncture, need at least to be bent the leg of patient, it is therefore desirable to by the row of patient It moves inconvenient leg to be fixed with restraining, curved leg is needed not need then to fix, when rotary bed frame 2, fixed leg is revolved The top for going to lateral body position needs curved leg to be supported on baffle 5, thus is avoided that handicapped leg compression causes secondary damage Wound, meanwhile, it needs curved leg to be supported on baffle, is bent more convenient laborsaving.

Refering to Fig. 7, the head plate 11, torso plates 12 and leg plate 13 interval setting, between head plate 11 and torso plates 12 with And one group of leadscrew-nut mechanism 3 is respectively set between torso plates 12 and leg plate 13, leadscrew-nut mechanism 3 includes lead screw 32, nut Sleeve 33 and guide plate 34.

Lead screw 32 is horizontally set on a frame, and the both ends of lead screw 32 are supported in the mounting hole of a frame 2, two ut sockets 33 are separately positioned on the both ends of lead screw 32, and are located at the inside of bed frame 2, lead screw rotation two ut sockets 33 can be made opposite or Opposite synchronizing moving, a guide plate 34 is fixedly connected on each ut socket 33, and the lower end of baffle 5 and guide plate 34 connect It connects, 5 synchronizing moving of baffle is driven when ut socket 33 is mobile, due to two baffle synchronizing movings, by the position of controllable register, Patient is clamped between two baffles 5, position guide device can be made to be suitable for the patient of people's difference figure.

The both ends of the lead screw 32 are respectively set one section of screw thread, two sections of screw threads it is oppositely oriented, one is equipped on every section of screw thread A ut socket 33 guarantees that the ut socket 33 at both ends in rotation of lead screw 32 is synchronized opposite or moved towards.

Refering to Fig. 5, lead screw 32 is made into using two screw rod splicings in another embodiment, and the end of one of screw rod is set It is equipped with rectangular locating rod 31, the end of another screw rod is provided with corresponding rectangular location hole, and locating rod is inserted into location hole, So that two screw rods is spliced to form lead screw 32 and rotates synchronously.

Driver is additionally provided in the outside of bed frame 2 refering to Fig. 4 in order to guarantee that two groups of leadscrew-nut mechanisms 3 rotate synchronously A bevel gear 36 is respectively set in structure 4, including connecting rod, the both ends of connecting rod, and connecting rod is arranged by two fixing seats in bed frame 2 Side.

One end of the lead screw 32 passes through bed frame 2, and the end for stretching out bed frame 2 is provided with bevel gear 36, the bevel gear of screw rod It is engaged with the bevel gear of connecting rod, the end of a wherein lead screw is provided with rocker arm, rotates rocker arm, one of lead screw turns Dynamic, the bevel gear on screw rod drives connecting rod rotation, and connecting rod drives another lead screw to rotate, and then makes two screw synchronous Rotation.The end of two screw rods passes through synchronous band connection in another embodiment, and synchronous belt is set in the end of two lead screws, protects Demonstrate,prove two screw synchronous rotations.

The bottom of the baffle 2 is connect by hinge with guide pad, when needing to move patient, can make to keep off by hinge Plate is rotated to the outside of bed frame 2, and making its rotation is horizontality, is moved convenient for patient to chair assembly, while in guide pad Top limit plate is set, for the plumbness positioning to baffle, anti-baffle plate continues the center rotating to bed frame.

In addition, being also arranged with support arm 35 on ut socket 33, support arm 35 is located at the outside of baffle, at baffle 5 When plumbness, support arm is rotated to plumbness, is positioned in conjunction with plumbness of the limit plate to baffle 5, simultaneously When bed frame is located at plumbness, for playing a supporting role to baffle, the gravity of patient is applied to support arm 35 by baffle On support arm 35, guarantees that baffle can be certain to patient's application lifts power, avoid restraining tension, cause the discomfort of patient； Ut socket 33 is set on lead screw, while can also undertake the gravity of a part, avoids moving down for baffle, while can also be The bottom of baffle increases supporting element, and supports support guarantees stability of the patient on baffle on bottom surface, such as easy to remove Desk.

When moving patient, need flapper to horizontality, it is necessary first to support arm is rotated to horizontality, The interior wall bracket of chair assembly side wall and bed frame 2 is provided with cantilever groove 14, when support arm is rotated to horizontality, support arm 35 are located in cantilever groove 14.

It should be noted that when moving patient, it is necessary first to baffle 5 be moved to the edge of chair assembly, make to support Arm 35 and 14 face of cantilever groove, then pivotal support arm 35 makes it into cantilever groove 14, and last flap shutter 5 is to horizontal State.

Support arm is threadedly attached on ut socket 33, when support arm 35 turns to plumbness, by screw thread with Ut socket 33 is locked, and support arm 35 is made to be maintained at plumbness.

Sliding slot is provided on the baffle 5 along its length, leg support 7 is arranged in sliding slot and can slide；Leg support 7 includes One end of connecting shaft and thigh support board, connecting shaft is connect with the center of thigh support board one end, and connecting shaft is mounted in sliding slot, Thigh support board is located at the inside of baffle 5, and leg support can be fixed in sliding slot by nut.

When the thigh support of patient is in leg support 7, thigh support board disposes plumbness, and the end of thigh support board is supported It connects on the side wall of baffle 5, mobile leg support makes the leg curvature of patient, and then vertebrae can be made to be bent completely, then passes through Leg support 7 is fixed in the sliding slot of baffle by nut, is reached and is implemented the paracentetic requirement of intravertebral anesthesia.

When moving patient, baffle is in horizontality, then is rotated by 90 ° leg support, makes the thickness direction of thigh support board Parallel with sliding slot, the thickness of thigh support board is equal to or less than the width of sliding slot, then that the free end of thigh support board is mobile To the end of sliding slot, leg support 7 is separated with baffle completely in order to prevent, and the free end of thigh support board is provided with boss, boss It can block on the chute, can both be separated in this way to avoid leg support with baffle 5, while leg support also being avoided to cause shadow in mobile patient It rings.

In order to improve the mobile convenience of position guide device, idler wheel can be set in the lower end of the head of a bed, this makes it possible to Position guide device easy to remove.

Below to a kind of application method progress of the position guide device punctured for intravertebral anesthesia provided by the invention Detailed description.

Refering to fig. 1, firstly, it is necessary to move patient to position guide device, during being somebody's turn to do, baffle is located at chair assembly Edge, support arm 35 is located in cantilever groove 14, and baffle is in horizontality, and the top of entire position guide device is in planar State convenient for patient to be moved on chair assembly, and is located at the body of patient in torso plates.

Referring to Fig.2, then, baffle is adjusted to plumbness, and support arm 35 is turned to plumbness, rotational lead screw Nut body, and two thick stick nut body synchronizing movings are made by transmission mechanism, make two baffle relative movements, patient is accommodated Between two baffles 5, reuse restraining by before thoracic, navel is horizontal, the flat anterior superior spine of lower abdomen and injured leg are using beam Ligature is fixed, and is fixed on it on chair assembly.

Refering to Fig. 3, secondly, starting self-locking motor, band moving gear is rotated, and is rotated by 90 ° a frame, patient is made to reach lateral body Position, patient protrudes into lateral support on baffle at this time, and due to the fixation of restraining, the back of patient is vertical with chair assembly, Then limit plate is opened, by body plate unit from intermediate this extraction from extraction aperture to two sides, until the shoulder first inferior horn of patient All expose in region between crista iliaca.

Finally, being bent the vertebrae of patient completely in the curvature for adjusting normal leg by leg support 7, keeping vertebrae complete It is exposed in through slot entirely, then fixes leg support 7, doctor can sterilize patient back at the back of bed frame, and according to exposing Body surface symbol carries out the positioning of stock gap, then real-time intravertebral anesthesia puncturing operation.

The position guide device can be used for lower limb and complete normal patient, in operating process, it is only necessary to the body of patient Body is fixed, and two leg supports are respectively bent two legs, is bent the vertebrae of patient completely.

Patient can laterally be fixed on chair assembly, and be made by leg support by position guide device provided by the invention The body of patient is bent completely, is made vertebra cyrtosis, while the position state can be fixed, is shortened intravertebral anesthesia The time of operation improves the success rate of operation, reduces the damage risk to patient.

The above content is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press According to technical idea proposed by the present invention, any changes made on the basis of the technical scheme each falls within claims of the present invention Protection scope within.