Depth finder for drilling in orthopedics department

Abstract

The depth finder comprises a middle sleeve rod and an operation holding rod, the operation holding rod is installed and connected to the peripheral side of the middle sleeve rod, a depth-measuring marking bottom cover is arranged at the lower end of the middle sleeve rod, a depth-measuring coating mechanism is arranged at the outer end of the depth-measuring marking bottom cover, and the depth-measuring coating mechanism is connected with the operation holding rod. An elastic abutting device is arranged on the inner side of the upper end of the middle sleeve rod, the lower end of the elastic abutting device penetrates through the depth measurement mark bottom cover and is provided with a depth measurement probe rod, during depth measurement, the depth measurement probe rod can be inserted into the position of a drill hole, then personnel drive the depth measurement probe rod to press downwards, and the depth measurement probe rod abuts against the elastic abutting device and retracts in the middle sleeve rod. When the sounding marking bottom cover is in contact with an orthopedic drilling object, a worker can take out the sounding marking bottom cover and check the position, marked by the color, of the sounding probe rod, so that measured depth data are obtained, real-time checking in measurement is not needed, and checking, operation and use are more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to orthopedics medical instrument technical field, concretely relates to a kind of depth finder for orthopedics drilling. BACKGROUND

[0002] Medical instrument refers to the instrument, equipment, appliance, in-vitro diagnostic reagent and calibrators, materials and other similar or related articles, including the computer software needed, orthopedics is measured when drilling, thereby it needs to use the depth finder for orthopedics drilling.

[0003] The existing Chinese patent CN209253162U discloses a kind of orthopedics depth gauge on August 16, 2019, the depth gauge includes sleeve and probe body, the sleeve and probe body sleeve connection, the probe body passes through the sleeve and extends from the both ends of sleeve, the surface of the sleeve and the skeleton contact is set to concave curved surface.

[0004] However, the above-mentioned orthopedic depth gauge lacks corresponding position marking structure when measuring depth, so it cannot effectively mark the position, which makes it inconvenient for personnel to check. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of depth finder for orthopedics drilling to solve the above-mentioned orthopedic depth gauge lacks corresponding position marking structure when measuring depth in the above background art, so it cannot effectively mark the position, which makes it inconvenient for personnel to check.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of depth finder for orthopedics drilling, including intermediate sleeve rod and operation grip rod, the operation grip rod is installed and is connected on the side of intermediate sleeve rod, the lower end of intermediate sleeve rod is provided with depth mark bottom cover, the outer end of depth mark bottom cover is provided with depth coating mechanism, the inner side of the upper end of intermediate sleeve rod is provided with elastic contactor, the lower end of elastic contactor is provided with depth probe rod through depth mark bottom cover;

[0007] The depth mark bottom cover includes thin rod sleeve cavity, mark cotton ring and mark bottom cover shell, the inner side of the lower end of mark bottom cover shell is provided with mark cotton ring, the inner side of mark cotton ring is provided with thin rod sleeve cavity, the upper end of mark bottom cover shell is fixedly connected on intermediate sleeve rod, the mark cotton ring is sleeved on the side of depth probe rod through thin rod sleeve cavity.

[0008] The elastic resistance device comprises a mounting screw, a resistance spring, a blocking end plate and an inner side collar, the circumferential inner side of the blocking end plate is provided with the mounting screw, the middle of the lower end of the blocking end plate is provided with the resistance spring, the lower end of the resistance spring is provided with the inner side collar, the blocking end plate is fixedly connected to the middle sleeve rod through the mounting screw, and the resistance spring and the inner side collar are sleeved in the middle of the middle sleeve rod.

[0009] The middle sleeve rod comprises a positioning sleeve cavity and a sleeve rod shell, the inside of the sleeve rod shell is provided with the positioning sleeve cavity, and the lower end of the sleeve rod shell is fixedly connected to the depth mark bottom cover.

[0010] The depth measuring probe rod comprises a scale label, a bottom cone and a measuring thin rod, the outer wall of the measuring thin rod is provided with the scale label, the lower end of the measuring thin rod is provided with the bottom cone, and the measuring thin rod is fixedly connected to the elastic resistance device.

[0011] The operation handle rod comprises a metal collar, an outer side handle rod and a locking bolt, the inner side of the metal collar is provided with the locking bolt, the outer end of the metal collar is provided with the outer side handle rod, and the metal collar is mounted and connected to the circumferential side of the middle sleeve rod through the locking bolt.

[0012] The depth measuring paint mechanism comprises a threaded puncture rod, a hollow sleeve column, a marking liquid balloon and a storage sleeve cavity, the upper end inner side of the hollow sleeve column is provided with the threaded puncture rod, the inside of the hollow sleeve column is provided with the storage sleeve cavity, the inner side of the storage sleeve cavity is provided with the marking liquid balloon on the hollow sleeve column, and the hollow sleeve column is fixedly connected to the marking bottom cover shell.

[0013] The hollow sleeve column is welded and fixed on the outer wall of the marking bottom cover shell, and the connecting portion is through.

[0014] Therefore, the depth measuring device has the advantages that:

[0015] 1、In the utility model, when measuring the depth, the depth measuring probe rod can be inserted into the drilling position, and then a person drives the depth measuring probe rod to retract in the middle sleeve rod by pressing down, when the depth mark bottom cover contacts the orthopedic drilling object, the person can take out to check, check the position of the depth measuring probe rod marked by the color, so that the depth data is obtained, and real-time checking is not needed in the measurement, so that the checking and operation are more convenient.

[0016] 2. The utility model discloses a hollow sleeve column upper end inside thread rotation installation has the thread puncture rod, hollow sleeve column's inside is provided with the storage sleeve cavity, the inside of storage sleeve cavity is located the hollow sleeve column upper sleeve and is connected with the marking liquid balloon, thereby when the thread puncture rod is forward rotation, the thread puncture rod can drop and puncture the marking liquid balloon in storage sleeve cavity, and the marking liquid balloon punctures and spreads the inside marking liquid, and the hollow sleeve column fixedly connected on the marking bottom cover shell, and then the marking liquid is transported to the marking bottom cover shell, thereby can be absorbed by the marking cotton ring, and the marking cotton ring can mark the color of the depth probe rod, which facilitates personnel to check the depth data of the depth probe rod. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a kind of for bone surgery drilling's depth finder's three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a kind of for bone surgery drilling's depth finder's depth probe rod and elastic contactor combined structure schematic view of the utility model;

[0019] Figure 3 It is a kind of for bone surgery drilling's depth finder's operation grip rod structure schematic view of the utility model;

[0020] Figure 4 It is a kind of for bone surgery drilling's depth finder's depth mark bottom cover and depth coating mechanism combined section structure schematic view of the utility model;

[0021] Figure 5 It is a kind of for bone surgery drilling's depth finder's intermediate sleeve rod structure schematic view of the utility model.

[0022] In the drawing: 1, elastic contactor;11, mounting screw;12, contact spring;13, blocking end plate;14, inside collar;2, intermediate sleeve rod;21, positioning sleeve cavity;22, sleeve rod shell;3, operation grip rod;31, metal collar;32, outside grip rod;33, locking bolt;4, depth mark bottom cover;41, thin rod sleeve cavity;42, marking cotton ring;43, marking bottom cover shell;5, depth coating mechanism;51, thread puncture rod;52, hollow sleeve column;53, marking liquid balloon;54, storage sleeve cavity;6, depth probe rod;61, scale label;62, bottom taper;63, measuring thin rod. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application.

[0024] Embodiment one

[0025] With reference to Figures 1-4 A depth finder for orthopedic drilling, comprising a middle sleeve rod 2 and an operation handle 3, the operation handle 3 is installed and connected on the peripheral side of the middle sleeve rod 2, and when a person holds the operation handle 3, the middle sleeve rod 2 can be operated and used, the lower end of the middle sleeve rod 2 is fixedly connected with a depth marking bottom cover 4, which plays a positioning and marking role, the outer end of the depth marking bottom cover 4 is fixedly connected with a depth marking paint mechanism 5, which can deliver marking liquid into the depth marking bottom cover 4 when pierced, and then be absorbed by the depth marking bottom cover 4, so that the depth marking bottom cover 4 can mark the color position, the inner side of the upper end of the middle sleeve rod 2 is fixedly connected with an elastic contact 1, which plays an elastic contact role, and the lower end of the elastic contact 1 is installed with a depth probe rod 6 through the depth marking bottom cover 4, which can be inserted into the drilling position for depth measurement;

[0026] The depth marking bottom cover 4 comprises a thin rod sleeve cavity 41, a marking cotton ring 42 and a marking bottom cover shell 43, the inner side of the lower end of the marking bottom cover shell 43 is adhesively fixed with the marking cotton ring 42, which can be stably placed, the inner side of the marking cotton ring 42 is provided with the thin rod sleeve cavity 41, and the marking cotton ring 42 is sleeved on the peripheral side of the depth probe rod 6 through the thin rod sleeve cavity 41, so that the depth probe rod 6 can be positioned and used in extension and retraction, and when the depth probe rod 6 is extended and retracted, the marking cotton ring 42 absorbing the marking liquid can be coated on the peripheral side of the depth probe rod 6, thereby playing a depth marking role, and the upper end of the marking bottom cover shell 43 is fixedly connected on the middle sleeve rod 2, so that it can be stably placed and used.

[0027] The utility model discloses, elastic resistance ware 1 includes mounting screw 11, resistance spring 12, blocking end plate 13 and inside collar 14, the circumferential inside of blocking end plate 13 is installed with mounting screw 11, and blocking end plate 13 is fixedly connected on intermediate sleeve rod 2 through mounting screw 11, to can be placed to corresponding installation, and blocking end plate 13 can be stabilized and blocked, and the lower end of blocking end plate 13 is fixedly connected with resistance spring 12, and the lower end of resistance spring 12 is fixedly connected with inside collar 14, and resistance spring 12 can be elastically resisted inside collar 14, and resistance spring 12 and inside collar 14 are sleeved in the inside middle of intermediate sleeve rod 2, so that resistance spring 12 and inside collar 14 can be positioned and moved in intermediate sleeve rod 2, and inside collar 14 can be elastically resisted sounding probe rod 6 to expose through resistance spring 12, and sounding probe rod 6 can be elastically resisted and retracted in the depth measurement in intermediate sleeve rod 2.

[0028] The utility model discloses, sounding probe rod 6 includes scale label 61, bottom taper head 62 and measurement thin rod 63, the outer wall engraving of measurement thin rod 63 has scale label 61, to facilitate personnel to view the depth of sounding, and the lower end of measurement thin rod 63 is fixedly connected with bottom taper head 62, so that bottom taper head 62 can be stabilized and resisted in the inside bottom end of orthopaedic drilling, and measurement thin rod 63 is fixedly connected on elastic resistance ware 1, and measurement thin rod 63 can drive inside collar 14 of elastic resistance ware 1 and retracts elastically.

[0029] The utility model discloses, operation handle 3 includes metal collar 31, outside handle 32 and locking bolt 33, and the inside screw rotation of metal collar 31 is installed with locking bolt 33, and metal collar 31 is installed and is connected on the circumferential side of intermediate sleeve rod 2 through locking bolt 33, to can be installed correspondingly, and the outer end of metal collar 31 is fixedly connected with outside handle 32, so that personnel are convenient for holding outside handle 32 and operating use.

[0030] Embodiment two

[0031] Refer to Figure 1 And Figure 5 A kind of depth finder for orthopaedic drilling, compared with embodiment one, intermediate sleeve rod 2 includes positioning sleeve cavity 21 and sleeve rod shell 22, and positioning sleeve cavity 21 is set in the inside of sleeve rod shell 22, to facilitate storage use, and the lower end of sleeve rod shell 22 is fixedly connected on depth mark bottom cover 4, so that it can be stably placed and used.

[0032] Embodiment three

[0033] Refer to Figure 1 And Figure 4The embodiment is compared with the embodiment two, the depth measuring paint mechanism 5 includes a threaded piercing rod 51, a hollow sleeve column 52, a marking liquid balloon 53 and a storage sleeve cavity 54, the threaded piercing rod 51 is screw-mounted on the inside of the upper end of the hollow sleeve column 52, the inside of the hollow sleeve column 52 is provided with the storage sleeve cavity 54, the inside of the storage sleeve cavity 54 is sleeved with the marking liquid balloon 53 on the hollow sleeve column 52, so that when the threaded piercing rod 51 is rotated forward, the threaded piercing rod 51 can descend to pierce the marking liquid balloon 53 in the storage sleeve cavity 54, the marking liquid balloon 53 is pierced to scatter the internal marking liquid, the hollow sleeve column 52 is fixedly connected to the marking bottom cover shell 43, and then the marking liquid is transported into the marking bottom cover shell 43, so that the marking liquid can be absorbed by the marking cotton ring 42, so that the marking cotton ring 42 can coat the marking color on the depth measuring probe 6, which facilitates personnel to view the depth data of the depth measuring probe 6.

[0034] The hollow sleeve column 52 is welded and fixed on the outer wall of the marking bottom cover shell 43, and the connecting portion is through, so that it can be fixed, and the connecting portion is through, so that the depth measuring probe 6 is convenient to retract and store.

[0035] Working principle: in use, the depth measuring paint mechanism 5 can transport the marking liquid into the depth measuring marking bottom cover 4 when piercing, and then the marking liquid can be absorbed by the depth measuring marking bottom cover 4, so that the depth measuring marking bottom cover 4 can mark the color position, personnel hold the operation handle 3 on the side of the middle sleeve rod 2 to operate, when measuring the depth, the depth measuring probe 6 can be inserted into the drilling position, and then the personnel drive the depth measuring probe 6 to retract in the middle sleeve rod 2 by pressing, when the depth measuring marking bottom cover 4 contacts the orthopedic drilling object, the personnel can take out to view, view the position of the depth measuring probe 6 marked by the color, so as to obtain the measured depth data, without real-time viewing in measurement, so that it is more convenient in viewing and operation.

[0036] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the application concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

[0037] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to be used to limit the scope of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meanings as commonly understood by one of ordinary skill in the art to which this application belongs. The singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise.

Claims

1. A depth finder for orthopaedic drilling, comprising an intermediate sleeve rod (2) and an operating grip rod (3) mounted and connected on the peripheral side of the intermediate sleeve rod (2), characterised in that: The lower end of the intermediate sleeve rod (2) is provided with a depth mark bottom cover (4), the outer end of the depth mark bottom cover (4) is provided with a depth marking paint mechanism (5), the inner side of the upper end of the intermediate sleeve rod (2) is provided with an elastic contactor (1), the lower end of the elastic contactor (1) is provided with a depth probe rod (6) through the depth mark bottom cover (4); The depth mark bottom cover (4) comprises a thin rod sleeve cavity (41), a mark cotton ring (42) and a mark bottom cover shell (43), the inner side of the lower end of the mark bottom cover shell (43) is provided with the mark cotton ring (42), the inner side of the mark cotton ring (42) is provided with the thin rod sleeve cavity (41), the upper end of the mark bottom cover shell (43) is fixedly connected on the intermediate sleeve rod (2), and the mark cotton ring (42) is sleeved on the circumferential side of the depth probe rod (6) through the thin rod sleeve cavity (41).

2. A depth finder for use in orthopaedic drilling according to claim 1 wherein: The elastic contactor (1) comprises a mounting screw (11), a contact spring (12), a blocking end plate (13) and an inner side sleeve ring (14), the circumferential inner side of the blocking end plate (13) is provided with the mounting screw (11), the lower end of the blocking end plate (13) is provided with the contact spring (12) in the middle, the lower end of the contact spring (12) is provided with the inner side sleeve ring (14), the blocking end plate (13) is fixedly connected on the intermediate sleeve rod (2) through the mounting screw (11), and the contact spring (12) and the inner side sleeve ring (14) are sleeved in the middle of the inside of the intermediate sleeve rod (2).

3. A depth finder for use in orthopaedic drilling according to claim 2, wherein: The intermediate sleeve rod (2) comprises a positioning sleeve cavity (21) and a sleeve rod shell (22), the inside of the sleeve rod shell (22) is provided with the positioning sleeve cavity (21), and the lower end of the sleeve rod shell (22) is fixedly connected on the depth mark bottom cover (4).

4. A depth finder for use in orthopedic drilling as defined in claim 1, wherein: The depth probe rod (6) comprises a scale label (61), a bottom tapered head (62) and a measuring thin rod (63), the outer wall of the measuring thin rod (63) is provided with the scale label (61), the lower end of the measuring thin rod (63) is provided with the bottom tapered head (62), and the measuring thin rod (63) is fixedly connected on the elastic contactor (1).

5. A depth finder for use in orthopedic drilling as defined in claim 1, wherein: The operating handle (3) comprises a metal sleeve ring (31), an outer side handle (32) and a locking bolt (33), the inner side of the metal sleeve ring (31) is provided with the locking bolt (33), the outer end of the metal sleeve ring (31) is provided with the outer side handle (32), and the metal sleeve ring (31) is mounted and connected on the circumferential side of the intermediate sleeve rod (2) through the locking bolt (33).

6. A depth finder for use in orthopedic drilling as defined in claim 1, wherein: The depth marking paint mechanism (5) comprises a threaded piercing rod (51), a hollow sleeve column (52), a marking liquid balloon (53) and a storage sleeve cavity (54), the upper end of the hollow sleeve column (52) is provided with the threaded piercing rod (51) on the inner side, the inside of the hollow sleeve column (52) is provided with the storage sleeve cavity (54), the inner side of the storage sleeve cavity (54) is provided with the marking liquid balloon (53) on the hollow sleeve column (52), and the hollow sleeve column (52) is fixedly connected on the mark bottom cover shell (43).

7. A depth finder for use in orthopaedic drilling according to claim 6 wherein: The hollow sleeve column (52) is welded and fixed on the outer wall of the mark bottom cover shell (43), and the connection part is through.

Images