CN216394181U

CN216394181U - Orthopedic drilling guide device

Info

Publication number: CN216394181U
Application number: CN202122789860.6U
Authority: CN
Inventors: 马亚龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-29
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an orthopedic drilling guide device, in particular to the technical field of orthopedic surgical tools, which comprises a placing plate, a first limiting plate and a second limiting plate, wherein the first limiting plate and the second limiting plate are slidably arranged on the top surface of the placing plate, the top surface of the second limiting plate is slidably provided with a guide plate, the top surface of the guide plate is provided with a placing groove for placing drilling equipment, an inner cavity of the placing plate is provided with an adjusting mechanism for adjusting the position of the second limiting plate, the adjusting mechanism comprises a gear and a driving rod, the drilling process of the drilling equipment can be more stable through the matching use of the above devices, the secondary injury to the bone of a patient caused by the movement of the drilling equipment in the using process is effectively avoided, the drilling effect of the drilling equipment to the bone of the patient is better, and compared with the guiding mode of a handheld drill bit, the drilling guide device is more stable, thereby better protecting the bone of the patient.

Description

Orthopedic drilling guide device

Technical Field

The utility model relates to the technical field of orthopedic surgery appliances, in particular to an orthopedic drilling guide device.

Background

Fracture means that the continuity of bone structure is complete or partial fracture, it is rare to see in children and old person, well young person also takes place occasionally, when patient's bone breaks completely, in order to make things convenient for the recovery of patient fracture department, it connects patient fracture department to need bearing structure to come usually, need use drilling equipment to come to carry out the drilling process to patient's bone department simultaneously, current drilling mode adopts artifical handheld drill bit to lead to more, the in-process of handheld drill bit drilling, the easy shivering that takes place of people's hand, thereby lead to the drill bit to produce the displacement, thereby influence the drilling efficiency of drill bit to the bone, can cause the secondary damage to patient's bone department when serious, a orthopedics drilling guider is specially provided, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an orthopedic drill guide device to solve the above problems. In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an orthopedics drilling guider, is including placing board and first restriction board and second restriction board, and first restriction board and second restriction board slidable mounting have a deflector at the top surface of placing the board, and the top surface slidable mounting of second restriction board has a deflector, and the standing groove that is used for placing drilling equipment is offered to the top surface of deflector, and the inner chamber of placing the board is provided with the adjustment mechanism who is used for adjusting the second restriction board position.

The adjusting mechanism comprises a gear and a driving rod, the gear is rotatably installed in an inner cavity of the placing plate, the driving rod is slidably installed on a side wall of the placing plate, one axial end of the driving rod extends to the inner cavity of the placing plate and is fixedly connected with the middle of the gear, and a first rack rotatably connected with the top surface of the gear is fixedly installed on the bottom surface of the second limiting plate.

Preferably, the top surface of placing the board is seted up and is used for first restriction board and the gliding activity groove of second restriction board, and the bottom surface fixedly connected with of first restriction board rotates the second rack of being connected with the gear bottom surface.

Preferably, the fixing mechanism for limiting the rotation of the gear is arranged on one side of the inner cavity of the movable groove and comprises a fixing plate, the fixing plate is slidably mounted on the side wall of the placing plate, and one end of the fixing plate extends to the inner cavity of the movable groove and is fixedly connected with the outer side of the gear.

Preferably, the fixing mechanism further comprises a moving groove, the moving groove is formed in one side of the inner cavity of the placing plate, baffle plates in sliding fit with the inner walls of the moving groove are fixedly mounted on two sides of the surface of the fixing plate, and a connecting spring is fixedly connected between one end of each baffle plate and the bottom of the moving groove.

Preferably, the sliding groove has been seted up to the inner chamber of deflector, and the inner chamber slidable mounting of sliding groove has spacing post, fixedly connected with jack-up spring between the bottom of spacing post and sliding groove, and the lateral wall of second limiting plate is seted up with spacing post top sliding connection's spacing groove.

Preferably, the side walls of the first and second limiting plates are fixedly mounted with nursing pads for protecting the patient.

Compared with the prior art, the utility model has the beneficial effects that:

the driving rod is rotated to drive the gear to synchronously rotate, so that the first rack and the second rack which are meshed with the outer side of the gear move along the direction of the gear rotation, the first limiting plate and the second limiting plate are driven to fix the bone of a patient, the guide plate is pulled to enable the position of the placing groove on the top surface of the guide plate and the position of the opening of the bone of the patient to be aligned with each other, the pressed limiting column is loosened to enable the limiting column to be connected with the inner cavity of the limiting groove while the spring is jacked to release elastic potential energy, the guide plate after pulling can be fixed, the drilling equipment is placed in the inner cavity of the placing groove, the drilling equipment is started to enable the drilling equipment to drill the fixed drilling position of the patient, the arrangement of the guide plate and the placing groove can effectively avoid the drilling equipment from moving in the using process to cause the deviation of the drill bit of the drilling equipment, and the drilling effect of the drilling equipment on the bone of the patient is better, compared with a handheld drill guiding mode, the guiding device is more stable, so that the bone of a patient is better protected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the structure of the placement board of the present invention.

Fig. 2 is a sectional view showing the structure of the mounting plate according to the present invention.

FIG. 3 is an enlarged view of the structure of FIG. 2.

FIG. 4 is a sectional view of a second limiting plate structure according to the present invention.

FIG. 5 is an enlarged view of the structure of FIG. 4 at B according to the present invention.

In the figure: 1. placing the plate; 11. a movable groove; 2. a first limiting plate; 3. a second limiting plate; 31. a guide plate; 311. a placement groove; 32. a limiting column; 33. a limiting groove; 34. a sliding groove; 35. jacking up the spring; 4. a nursing pad; 5. an adjustment mechanism; 51. a drive rod; 52. a gear; 53. a first rack; 54. a second rack; 6. a fixing mechanism; 61. a fixing plate; 62. a moving groove; 63. a baffle plate; 64. a spring is connected.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: as shown in fig. 1 to 5, the present invention provides an orthopedic drill guide device including a placement plate 1 and first and second

limiting plates

2 and 3, the first and second

limiting plates

2 and 3 being slidably mounted on a top surface of the placement plate 1, and a guide plate 31 being slidably mounted on a top surface of the second limiting plate 3.

The standing groove 311 that is used for placing drilling equipment is offered to the top surface of deflector 31, setting through standing groove 311 can place drilling equipment in the inner chamber of standing groove 311, can carry out the drilling process to patient's bone trompil department through starting drilling equipment simultaneously, standing groove 311 can avoid drilling equipment to take place to remove and lead to the position emergence skew of drilling at the in-process of drilling simultaneously, thereby make drilling equipment's drilling position more accurate, avoid drilling equipment to take place the skew to cause the secondary damage to patient's bone.

An adjusting mechanism 5 for adjusting the position of the second limiting plate 3 is arranged in the inner cavity of the placing plate 1, the adjusting mechanism 5 comprises a gear 52 and a driving rod 51, the gear 52 is rotatably installed in the inner cavity of the placing plate 1, the driving rod 51 is slidably installed on the side wall of the placing plate 1, one axial end of the driving rod 51 extends to the inner cavity of the placing plate 1 and is fixedly connected with the middle part of the gear 52, and a first rack 53 rotatably connected with the top surface of the gear 52 is fixedly installed on the bottom surface of the second limiting plate 3.

Can drive gear 52 synchronous rotation through rotating actuating lever 51, along gear 52 pivoted direction synchronous motion with first rack 53 of gear 52 top meshing, drive second limiting plate 3 and slide along the position of activity groove 11, can fix patient's bone department between first limiting plate 2 and the second limiting plate 3 simultaneously, fixed mode is simple swift, avoids the patient to take place to remove at the in-process of drilling and influences the drilling effect of drilling equipment to patient's bone.

The top surface of placing plate 1 is provided with movable groove 11 for first limiting plate 2 and second limiting plate 3 to slide, the bottom surface fixedly connected with of first limiting plate 2 rotates second rack 54 of being connected with the gear 52 bottom surface, can drive second rack 54 along gear 52 pivoted direction synchronous motion through rotating gear 52, make first limiting plate 2 with second rack 54 top fixed connection slide along the inner wall of movable groove 11 simultaneously, thereby can be more swift fix patient's bone.

The fixing mechanism 6 for limiting the rotation of the gear 52 is arranged on one side of the inner cavity of the movable groove 11, the fixing mechanism 6 comprises a fixing plate 61, the fixing plate 61 is slidably mounted on the side wall of the placing plate 1, one end of the fixing plate 61 extends to the inner cavity of the movable groove 11 and is fixedly connected with the outer side of the gear 52, and the fixing plate 61 is pushed to slide in the inner cavity of the movable groove 62.

Simultaneously the one end of fixed plate 61 can be connected with the gear 52 outer wall after the rotation, can avoid gear 52 to rotate once more and influence the fixed effect of first limiting plate 2 and second limiting plate 3 to patient's bone after first limiting plate 2 of control and second limiting plate 3 fix patient's bone through the setting of fixed plate 61 to can make the fixed effect of first limiting plate 2 and second limiting plate 3 better.

The fixing mechanism 6 further comprises a moving groove 62, the moving groove 62 is formed in one side of the inner cavity of the placing plate 1, baffle plates 63 in sliding fit with the inner walls of the moving groove 62 are fixedly mounted on two sides of the surface of the fixing plate 61, and a connecting spring 64 is fixedly connected between one end of each baffle plate 63 and the bottom of the moving groove 62.

Can drive the baffle 63 with fixed plate 61 outer wall fixed connection through the pulling fixed plate 61 and slide at the inner wall of shifting chute 62 simultaneously, after gear 52 rotates, the one end of unclamping fixed plate 61 can make fixed plate 61 reset when connecting spring 64 releases elastic potential energy, make the other end of fixed plate 61 be connected with the outer wall of gear 52, baffle 63 and connecting spring 64 set up can make fixed plate 61 can be real-timely under the condition that does not have the external force pulling with gear 52's outer wall connection, thereby can make fixed plate 61 better to gear 52's spacing effect.

Example 2, as shown in fig. 1-5, a further improvement is made on the basis of example 1:

the inner cavity of the guide plate 31 is provided with a sliding groove 34, the inner cavity of the sliding groove 34 is slidably provided with a limit column 32, a jacking spring 35 is fixedly connected between the bottom of the limit column 32 and the bottom of the sliding groove 34, and the side wall of the second limiting plate 3 is provided with a limit groove 33 which is slidably connected with the top of the limit column 32.

When the position of the placing groove 311 needs to be adjusted so that the drilling equipment can more accurately perform the hole opening process on the bone of the patient, one end of the limit column 32 is pushed to press the limit column 32 into the inner cavity of the sliding groove 34, and the jacking spring 35 between the bottom of the limit column 32 and the sliding groove 34 is compressed.

The position that pulling deflector 31 adjusted standing groove 311 and patient's drilling position after to, spacing post 32 can be connected with the inner chamber of spacing groove 33 when jack-up spring 35 releases elastic potential energy to deflector 31 after adjusting is fixed, avoids the drilling equipment in the standing groove 311 inner chamber to take place the displacement and influence the drilling effect of drilling equipment simultaneously.

Wherein, the setting of deflector 31 and standing groove 311 can effectively avoid drilling equipment to take place the displacement and cause the secondary damage to patient's bone at the in-process that uses, compares in the more stability of handheld drilling equipment's mode to better protection patient can make drilling equipment more accurate to the drilling process of patient bone department simultaneously.

The nursing pad 4 for protecting the patient is fixedly installed on the side wall of the first limiting plate 2 and the side wall of the second limiting plate 3, the bone of the patient can be prevented from being injured in the fixing process by the nursing pad 4, the fixed position is protected, and therefore the patient can be better protected.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An orthopedic drill guide device, including placing board (1) and first restriction board (2) and second restriction board (3), first restriction board (2) and second restriction board (3) slidable mounting are at the top surface of placing board (1), characterized in that: the top surface of the second limiting plate (3) is slidably provided with a guide plate (31), the top surface of the guide plate (31) is provided with a placing groove (311) for placing drilling equipment, and the inner cavity of the placing plate (1) is provided with an adjusting mechanism (5) for adjusting the position of the second limiting plate (3)

The adjusting mechanism (5) comprises a gear (52) and a driving rod (51), the gear (52) is rotatably installed in an inner cavity of the placing plate (1), the driving rod (51) is slidably installed on the side wall of the placing plate (1), one axial end of the driving rod (51) extends to the inner cavity of the placing plate (1) and is fixedly connected with the middle of the gear (52), and a first rack (53) rotatably connected with the top surface of the gear (52) is fixedly installed on the bottom surface of the second limiting plate (3).

2. The orthopedic drill guide device according to claim 1, characterized in that the top surface of the placing plate (1) is provided with a movable groove (11) for sliding the first limiting plate (2) and the second limiting plate (3), and the bottom surface of the first limiting plate (2) is fixedly connected with a second rack (54) rotatably connected with the bottom surface of the gear (52).

3. The orthopedic drill guide device according to claim 2, characterized in that a fixing mechanism (6) for limiting the rotation of the gear (52) is arranged at one side of the inner cavity of the movable slot (11), the fixing mechanism (6) comprises a fixing plate (61), the fixing plate (61) is slidably mounted on the side wall of the placing plate (1), and one end of the fixing plate (61) extends to the inner cavity of the movable slot (11) and is fixedly connected with the outer side of the gear (52).

4. The orthopedic drill guide device according to claim 3, characterized in that the fixing mechanism (6) further comprises a moving groove (62), the moving groove (62) is opened at one side of the inner cavity of the placing plate (1), a baffle plate (63) which is in sliding fit with the inner wall of the moving groove (62) is fixedly installed at both sides of the surface of the fixing plate (61), and a connecting spring (64) is fixedly connected between one end of the baffle plate (63) and the bottom of the moving groove (62).

5. The orthopedic drill guide device according to claim 1, characterized in that a sliding groove (34) is formed in the inner cavity of the guide plate (31), a limit post (32) is slidably mounted in the inner cavity of the sliding groove (34), a jacking spring (35) is fixedly connected between the limit post (32) and the bottom of the sliding groove (34), and a limit groove (33) is formed in the side wall of the second limit plate (3) and slidably connected with the top of the limit post (32).

6. An orthopedic drill guide as claimed in claim 1, characterized in that the side walls of the first and second limiting plates (2, 3) are fixedly mounted with a nursing pad (4) for protecting the patient.