CN208287074U - A kind of nail taking out apparatus in orthopaedics - Google Patents

Abstract

The utility model discloses a kind of nail taking out apparatus in orthopaedics, including handle and nail extracting machine, the handle base is connected with nail extracting machine, the handle includes left handle and right handles, the left handle and right handles are hinged by shaft, the left end of curved scale strip is fixedly connected in the middle part of the left handle, the right end of the curved scale strip passes through the middle part of right handles and is slidably matched with right handles, the left side of the right handles, which is located at curved scale strip, is equipped with locking device, the left handle and right handles top, which all extend outwardly, is provided with handle, the nail extracting machine includes that semi-circular takes nail slot, the semi-circular takes the bottom end of nail slot to be provided with semi-circular drill bit, the semi-circular takes the right and left of nail slot and semi-circular drill bit to be all meshed.The utility model structure is simple and novel, easy to use, practical, i.e., time saving and energy saving, and nail is taken to significantly reduce the pain of injury of patient, value is widelyd popularize rapidly.

Description

A kind of nail taking out apparatus in orthopaedics

Technical field

The utility model belongs to orthopedic medical device technical field, and in particular to a kind of nail taking out apparatus in orthopaedics.

Background technique

In clinical medicine, fracture is common one of the disease of bone wound.Treat fracture frequently with method be implement in it is solid Fixed operation after resetting fracture site, is connected the bone after reset by means of bone plate made of metal and screw It picks up and.It during removing bone plate after implementing internal fixation operation, needs to remove on screw, because different reasons often makes spiral shell Nail fractures, and is difficult to screw out screw by tools such as screwdrivers, takes nail process time-consuming and laborious, is also easy to increase wound and operation Time, or even abandon taking nail, it allows it to stay in bone throughout one's life, brings inconvenience to patient.Existing orthopaedics takes nail equipment mistake In simple and crude, it is difficult to take out when taking nail, even results in screw breakage, patient is caused greatly to injure, can not be completed well Take nail process.Thus it is proposed that a kind of nail taking out apparatus in orthopaedics.

Utility model content

The purpose of this utility model is to provide a kind of nail taking out apparatus in orthopaedics, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of nail taking out apparatus in orthopaedics, including handle and Nail extracting machine, the handle base are connected with nail extracting machine, and the handle includes left handle and right handles, the left handle and the right side Handle is hinged by shaft, and the left end of curved scale strip, the curved quarter are fixedly connected in the middle part of the left handle The right end of degree item passes through the middle part of right handles and is slidably matched with right handles, and the left side of the right handles is located at curved scale strip Equipped with locking device, the left handle and right handles top, which all extend outwardly, is provided with handle, and the nail extracting machine includes semi-ring Shape takes nail slot, and the semi-circular takes the bottom end of nail slot to be provided with semi-circular drill bit, and the semi-circular takes nail slot and semi-circular drill bit The right and left be all meshed.

Preferably, the left handle and right handles are hingedly in U-shape, the radian and left handle and the right hand of the curved scale strip It is identical that handle separates radian.

Preferably, the grip surface is provided with anti-skid chequer, and the handle is hollow structure.

Preferably, the locking device includes rectangle fixture block and lock screw, and the rectangle fixture block and lock screw phase Adaptation.

Preferably, the semi-circular takes and is provided with sawtooth striped on the inner wall for following closely slot, and the material of the semi-circular drill bit is Diamond.

The technical effect and advantage of the utility model: a kind of nail taking out apparatus in orthopaedics is avoided tradition and is cooperated using electric drill Nail-fetching device causes the disadvantage greatly damaged to human body bone.Radian by the way that curved scale strip is arranged divides with left handle and right handles Arc of recess degree is identical, so that this device structure is more scientific and reasonable；The frictional force that handle is increased by the way that anti-skid chequer is arranged, can hold It is more secured, and hollow structure can suitably increase lever, and when use is more laborsaving；Pass through setting rectangle fixture block and locking screw Silk is adapted, and can lock the opening and closing degree when equipment takes nail rapidly, avoids that traditional equipment clip nail is not tight, unstable problem； By the way that sawtooth striped is arranged, solve the problems, such as that nail-fetching device is easy sliding when pressing from both sides screw.The utility model structure is simple and novel, It is easy to use, it is practical, i.e., it is time saving and energy saving, and nail is taken to significantly reduce the pain of injury of patient, value is widelyd popularize rapidly.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the locking device structure schematic diagram of the utility model；

Fig. 3 is the semi-circular drill bit structure schematic diagram of the utility model.

In figure: 1 handle, 2 nail extracting machines, 3 left handles, 4 right handles, 5 shafts, 6 curved scale strips, 7 locking devices, 8 Hand, 9 semi-circulars take nail slot, 10 semi-circular drill bits, 11 anti-skid chequers, 12 rectangle fixture blocks, 13 lock screws, 14 sawtooth stripeds.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to a kind of a kind of Fig. 1-3 technical solution provided by the utility model: nail taking out apparatus in orthopaedics, including 1 He of handle Nail extracting machine 2,1 bottom of handle are connected with nail extracting machine 2, and the handle 1 includes left handle 3 and right handles 4, the left hand Handle 3 and right handles 4 are hinged by shaft 5, and the middle part of the left handle 3 is fixedly connected on the left end of curved scale strip 6, The right end of the curved scale strip 6 passes through the middle part of right handles 4 and is slidably matched with right handles 4, the left lateral position of the right handles 4 Locking device 7 is equipped at curved scale strip 6, the left handle 3 and 4 top of right handles, which all extend outwardly, is provided with handle 8, institute Stating nail extracting machine 2 includes that semi-circular takes nail slot 9, and the semi-circular takes the bottom end of nail slot 9 to be provided with semi-circular drill bit 10, and described half Annular takes the right and left of nail slot 9 and semi-circular drill bit 10 to be all meshed.

Further, the left handle 3 and right handles 4 are hingedly in U-shape, the radian and left handle 3 of the curved scale strip 6 Identical with the separation radian of right handles 4, the radian by the way that curved scale strip 6 is arranged separates radian phase with left handle 3 and right handles 4 Together, so that this device structure is more scientific and reasonable.

Further, 8 surface of handle is provided with anti-skid chequer 11, and the handle 8 is hollow structure, anti-by being arranged Sliding line 11 increases the frictional force of handle 8, and what can be held is more secured, and hollow structure can suitably increase lever, when use It is more laborsaving.

Further, the locking device 7 includes rectangle fixture block 12 and lock screw 13, and the rectangle fixture block 12 and lock Tight screw 13 is adapted, and is adapted by setting rectangle fixture block 12 and lock screw 13, when can lock rapidly the equipment and taking nail Opening and closing degree, avoid that traditional equipment clip nail is not tight, unstable problem.

Further, the semi-circular takes and is provided with sawtooth striped 14 on the inner wall for following closely slot 9, the semi-circular drill bit 10 Material is diamond, by the way that sawtooth striped 14 is arranged, solves the problems, such as that nail-fetching device is easy sliding when pressing from both sides screw.

A kind of nail taking out apparatus in orthopaedics avoids tradition and causes greatly to damage to human body bone using electric drill cooperation nail-fetching device Disadvantage.By the way that the radian of curved scale strip 6 and left handle 3 and right handles 4 is arranged, to separate radian identical, so that this device structure It is more scientific and reasonable；The frictional force of handle 8 is increased by the way that anti-skid chequer 11 is arranged, what can be held is more secured, and hollow structure Lever can suitably be increased, when use is more laborsaving；It is adapted by setting rectangle fixture block 12 and lock screw 13, it can be rapid The opening and closing degree when equipment takes nail is locked, avoids that traditional equipment clip nail is not tight, unstable problem；By the way that sawtooth striped is arranged 14, solve the problems, such as that nail-fetching device is easy sliding when pressing from both sides screw.The utility model structure is simple and novel, easy to use, practical Property it is strong, i.e., it is time saving and energy saving, but take nail rapidly, significantly reduce the pain of injury of patient, value is widelyd popularize.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of nail taking out apparatus in orthopaedics, including handle (1) and nail extracting machine (2), it is characterised in that: handle (1) bottom connects It is connected to nail extracting machine (2), the handle (1) includes left handle (3) and right handles (4), the left handle (3) and right handles (4) It is hinged by shaft (5), the left end of curved scale strip (6), the song are fixedly connected in the middle part of the left handle (3) The right end of shape scale strip (6) passes through the middle part of right handles (4) and is slidably matched with right handles (4), the left side of the right handles (4) Locking device (7) are equipped at curved scale strip (6), the left handle (3) and right handles (4) top all extend outwardly setting Have handle (8), the nail extracting machine (2) includes that semi-circular takes nail slot (9), and the semi-circular takes the bottom end of nail slot (9) to be provided with Semi-circular drill bit (10), the semi-circular take the right and left of nail slot (9) and semi-circular drill bit (10) to be all meshed.

2. a kind of nail taking out apparatus in orthopaedics according to claim 1, it is characterised in that: the left handle (3) and right handles (4) It is hingedly in U-shape, the radian of the curved scale strip (6) is identical as left handle (3) and right handles (4) separation radian.

3. a kind of nail taking out apparatus in orthopaedics according to claim 1, it is characterised in that: handle (8) surface is provided with anti- Sliding line (11), and the handle (8) is hollow structure.

4. a kind of nail taking out apparatus in orthopaedics according to claim 1, it is characterised in that: the locking device (7) includes rectangle Fixture block (12) and lock screw (13), and the rectangle fixture block (12) is adapted with lock screw (13).

5. a kind of nail taking out apparatus in orthopaedics according to claim 1, it is characterised in that: the semi-circular takes the interior of nail slot (9) It is provided on wall sawtooth striped (14), the material of the semi-circular drill bit (10) is diamond.