CN207477581U

CN207477581U - A kind of material implanting device for cartilage transplantation Minimally Invasive Surgery

Info

Publication number: CN207477581U
Application number: CN201720360221.9U
Authority: CN
Inventors: 崔家鸣
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-04-07
Filing date: 2017-04-07
Publication date: 2018-06-12
Anticipated expiration: 2027-04-07

Abstract

The utility model discloses a kind of material implanting devices for cartilage transplantation Minimally Invasive Surgery, and including outer sleeve, inner sleeve, compression bar, the inner sleeve is built in outer sleeve, and the compression bar is built in inner sleeve；The lower end of the inner sleeve is provided with limiting slot, and the lower end of the compression bar is provided with compact heap, and the compact heap is arranged in limiting slot；The utility model is when in use, first outer sleeve is inserted into operative incision and after being positioned at cartilage defect area, compact heap is driven to be implanted into cartilage transplantation material by the power applied along longitudinal direction to the compression bar and pasted close, operation wound is greatly reduced in this way, so that adherent cartilage transplantation (MACI) material positions easily under mirror, it pastes closely, while decreases the working strength of patient, there is breakthrough meaning to extensive carry out of organization engineered cartilage transplanting.

Description

A kind of material implanting device for cartilage transplantation Minimally Invasive Surgery

Technical field

The utility model belongs to the field of medical instrument technology, and in particular to a kind of material for cartilage transplantation Minimally Invasive Surgery Implanting device.

Background technology

At present, in the surgical procedure of organization engineered cartilage transplanting, due to there is no dedicated surgical instrument under arthroscope, Therefore patient needs to do open operation, and could periosteum or biomembrane be carried out joint after exposing cartilaginous lesion site Interior suture carries out cell and returns the notch influence beauty planted operation, generated in this way, and lacks the amplification under arthroscope again after suture Monitoring acts on, and only by patient, possessed surgical experience is far from being enough in itself, so needing under mirror that cartilage transplantation is special to be set It is standby, so as to make it possible that chondrocyte cell transplantation is performed the operation under arthroscope.

The repair of cartilage of adherent is had evolved to for the reparation of cartilage at present, it is necessary first to which solution is exactly arthroscope Under for the dedicated positioning of adherent cartilage support material and fixed instrument, instrument can not complete relevant operation behaviour under traditional mirror Make, for example positioned under mirror, under mirror micro- pressurization the functions such as paste.

Utility model content

In view of this, it is planted the main purpose of the utility model is that providing a kind of material for cartilage transplantation Minimally Invasive Surgery Enter device, solve in the prior art that operation wound is big, it is difficult and glutinous to be positioned under the mirror of adherent cartilage cartilage transplanting (MACI) material Paste untight problem.

In order to achieve the above objectives, the technical solution of the utility model is realized in：One kind is minimally invasive for cartilage transplantation The material implanting device of operation, including outer sleeve, inner sleeve, compression bar, inner sleeve is built in outer sleeve, and the compression bar is built in In inner sleeve；The lower end of the inner sleeve is provided with limiting slot, and the lower end of the compression bar is provided with compact heap, and the compact heap is set It puts in limiting slot；The outer sleeve is inserted into operative incision and after being positioned at cartilage defect area, by applying to the compression bar Power along longitudinal direction drives compact heap to be implanted into cartilage transplantation material and pastes close.

Preferably, the upper end of the compression bar is provided with to limit the boss that compression bar slides downwards, the boss and inner sleeve An inserted sheet is provided between the upper end end face of cylinder.

Preferably, the inserted sheet is in double open end wrench shape, and one end of the inserted sheet is hard inserted sheet, and the other end is elasticity Inserted sheet.

Preferably, the upper end of the inner sleeve is provided with to limit the protrusion that inner sleeve slides downwards around barrel for one week Portion, the protruding portion are matched with the upper end end face of outer sleeve.

Preferably, the diameter of the compact heap is more than the internal diameter of inner sleeve.

Preferably, the distance of the lower end surface of the outer sleeve to the lower end surface of inner sleeve is 1~3mm.

Preferably, it is provided with observation slot in the bottom side of the wall of the outer sleeve.

Preferably, the lower end setting of the outer sleeve is tapered, and the outer sleeve upper end is provided with handle.

Compared with prior art, when the utility model is used, first outer sleeve is inserted into operative incision and is positioned at cartilage Behind defective region, compact heap is driven to be implanted into cartilage transplantation material by the power applied along longitudinal direction to the compression bar and pasted tight It is close；Operation wound is greatly reduced in this way so that adherent cartilage transplantation (MACI) material positions easily under mirror, pastes tight It is close, while the working strength of patient is decreased, there is breakthrough meaning to extensive carry out of organization engineered cartilage transplanting.

Description of the drawings

Fig. 1 is a kind of dimensional structure diagram of material implanting device for cartilage transplantation Minimally Invasive Surgery of the utility model；

Fig. 2 is the structural representation of inner sleeve in a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery of the utility model Figure；

Fig. 3 is the structural representation of compression bar in a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery of the utility model Figure；

Fig. 4 is a kind of internal structure schematic diagram of material implanting device for cartilage transplantation Minimally Invasive Surgery of the utility model；

Fig. 5 is the partial enlarged view at A in Fig. 4；

Fig. 6 is the vertical view of inserted sheet in a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery of the utility model.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention is further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

The utility model provides a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery, as shown in Figure 1, Figure 2, Fig. 3, figure Shown in 4 and Fig. 5, including outer sleeve 3, inner sleeve 2, compression bar 1, inner sleeve 2 is built in outer sleeve 3, and compression bar 1 is built in inner sleeve In cylinder 2；The lower end of inner sleeve 2 is provided with limiting slot 22, and the lower end of compression bar 1 is provided with compact heap 12, and compact heap 12 is arranged on limit In the slot 22 of position；In use, outer sleeve 3 is inserted into operative incision and after being positioned at cartilage defect area, by applying edge to compression bar 1 The power of longitudinal direction drives compact heap 12 to be implanted into cartilage transplantation material and it is allowed to paste more closely.

Further, the diameter of compact heap 12 is more than the internal diameter of inner sleeve 2.

Further, the upper end of compression bar 1 is provided with to limit the boss 11 that compression bar 1 slides downwards, boss 11 and inner sleeve The upper end end face of cylinder 2 matches.

Further, the upper end of inner sleeve 2 is provided with to limit the protruding portion that inner sleeve 2 slides downwards around barrel for one week 21, protruding portion 21 is matched with the upper end end face of outer sleeve 3.

Further, the distance of the lower end surface of outer sleeve 3 to the lower end surface of inner sleeve 2 is 1~3mm；Pass through setting The distance of this 1~3mm even if avoiding maloperation firmly when pressing down on compact heap 12, will not be destroyed rich celliferous soft Bone collection (MACI) material.

Further, as shown in fig. 6, being provided with an inserted sheet 4 between boss 11 and the upper end end face of inner sleeve 2；It is described to insert Piece 4 is in double open end wrench shape, and one end of inserted sheet 4 is hard inserted sheet 41, and the other end is elastic inserted sheet 42；Preferably, hard Inserted sheet 41 is made of stainless steel；Elastic inserted sheet 42 is made of rubber；It is inserted when being inserted into hard between boss 11 and inner sleeve 2 During piece 41, compact heap 12 is located in limiting slot 22 and is close to cartilage transplantation (MACI) material；When being inserted into elastic inserted sheet 42, press Moulded rod 1, compression bar 1 move compact heap 12 by the elastic band of elastic inserted sheet 42 and cartilage transplantation (MACI) material are implanted into and are allowed It pastes closer with fibrin glue.

Further, as shown in Figure 1, being provided with observation slot 32 in the bottom side of the wall of outer sleeve 3；By in outer sleeve 3 Setting observation slot 32, observes the descending depth of cartilage transplantation (MACI) material of implantation convenient for patient on side wall.

Further, as shown in Figure 1 and Figure 4, the lower end setting of outer sleeve 3 is tapered, by being set in the lower end of outer sleeve 3 Taper is put, facilitates patient that outer sleeve 3 quickly is inserted into operative incision, so as to reduce the pain of patient；3 upper end of outer sleeve is set There is handle 31, by setting handle 31, convenient for patient's taking to outer sleeve 3.

The lower end surface of outer sleeve 3 in a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery of the utility model is extremely The distance of the lower end surface of inner sleeve 2 can be implanted into as needed cartilage transplantation (MACI) material number make respectively 1mm, 2mm, The plurality of specifications such as 3mm, 4mm, 5mm.

The use process of the utility model is：1) outer sleeve 3 by operative incision and is positioned at cartilage defect area, and The observation slot 32 set on the lower end outside wall of outer sleeve 3 is faced into patient；2) it is (another with the long syringe needle containing fibrin glue With) be inserted into outer sleeve 3, and by Fibrin Glue water injection to cartilage defect area, take out syringe needle；3) according to 12 bottom surface of compact heap Size trimmed cartilage transplantation (MACI) material and be adsorbed in the bottom of compact heap 12, by inner sleeve 2 together with compression bar 1 It is inserted into outer sleeve 3, and hard inserted sheet 41 as shown in Figure 4 is inserted between 2 upper end end face of boss 11 and inner sleeve；4) it observes The descending depth in slot 32 is observed, when cartilage transplantation (MACI) material and Fibrin Glue water joint, by hard inserted sheet 41 Extraction changes elastic inserted sheet 42 as shown in Figure 4 into, and gently descend moulded rod 1 so that cartilage transplantation (MACI) material and fiber egg White glue water is pasted closely；5) compression bar 1 is extracted upwards so that compact heap 12 is detached from cartilage transplantation (MACI) material, so as to complete Cartilage transplantation is performed the operation.

Compared with prior art, when the utility model is used, first outer sleeve 3 is inserted into operative incision and is positioned at cartilage Behind defective region, compact heap 12 is driven to be implanted into and allow cartilage transplantation material by the power applied along longitudinal direction to the compression bar 1 It is pasted closely；Operation wound is greatly reduced in this way so that adherent cartilage transplantation (MACI) material positions easily under mirror, It pastes closely, while decreases the working strength of patient, the extensive of organization engineered cartilage transplanting is carried out with breakthrough Meaning.

The preferred embodiment of the above, only the utility model is not intended to limit the protection of the utility model Range.

Claims

1. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery, which is characterized in that it includes outer sleeve, inner sleeve, pressure Bar, the inner sleeve are built in outer sleeve, and the compression bar is built in inner sleeve；The lower end of the inner sleeve is provided with limiting Slot, the lower end of the compression bar are provided with compact heap, and the compact heap is arranged in limiting slot；The outer sleeve is inserted into operative incision It is interior and after being positioned at cartilage defect area, by the power applied along longitudinal direction to the compression bar drive compact heap to cartilage transplantation material into Row is implanted into and pastes close.

2. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to claim 1, which is characterized in that described The upper end of compression bar is provided with for limiting the boss that compression bar slides downwards, is set between the boss and the upper end end face of inner sleeve There is an inserted sheet.

3. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to claim 2, which is characterized in that described Inserted sheet is in double open end wrench shape, and one end of the inserted sheet is hard inserted sheet, and the other end is elastic inserted sheet.

4. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to claim 3, which is characterized in that described The upper end of inner sleeve is provided with to limit the protruding portion that inner sleeve slides downwards, the protruding portion and outer sleeve around barrel for one week Upper end end face match.

5. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to claim 4, which is characterized in that described The diameter of compact heap is more than the internal diameter of inner sleeve.

6. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to claim 5, which is characterized in that described The distance of the lower end surface of outer sleeve to the lower end surface of inner sleeve is 1~3mm.

7. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to claim 6, which is characterized in that described Observation slot is provided in the bottom side of the wall of outer sleeve.

8. a kind of material implanting device for cartilage transplantation Minimally Invasive Surgery according to any one of claims 1 to 7, feature exist In the lower end setting of the outer sleeve is tapered, and the outer sleeve upper end is provided with handle.